Mercurial > octave-nkf
annotate src/graphics.cc @ 7847:40b16e04172a
Make backend switching work.
| author | Michael Goffioul <michael.goffioul@gmail.com> |
|---|---|
| date | Wed, 27 Feb 2008 14:59:00 +0100 |
| parents | 3d60445d3638 |
| children | 6bb2bbc2bf45 |
| rev | line source |
|---|---|
| 6406 | 1 /* |
| 2 | |
| 3 Copyright (C) 2007 John W. Eaton | |
| 4 | |
| 5 This file is part of Octave. | |
| 6 | |
| 7 Octave is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
| 10 option) any later version. | |
| 6406 | 11 |
| 12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 7016 | 18 along with Octave; see the file COPYING. If not, see |
| 19 <http://www.gnu.org/licenses/>. | |
| 6406 | 20 |
| 21 */ | |
| 22 | |
| 23 #ifdef HAVE_CONFIG_H | |
| 24 #include <config.h> | |
| 25 #endif | |
| 26 | |
| 27 #include <cctype> | |
| 7222 | 28 #include <cfloat> |
| 7286 | 29 #include <cstdlib> |
| 6406 | 30 |
| 31 #include <algorithm> | |
| 32 #include <list> | |
| 33 #include <map> | |
| 34 #include <set> | |
| 35 #include <string> | |
| 36 | |
| 7409 | 37 #include "file-ops.h" |
| 38 #include "file-stat.h" | |
| 39 | |
| 6705 | 40 #include "defun.h" |
| 41 #include "error.h" | |
| 6595 | 42 #include "graphics.h" |
| 7409 | 43 #include "input.h" |
| 6705 | 44 #include "ov.h" |
| 45 #include "oct-obj.h" | |
| 46 #include "oct-map.h" | |
| 47 #include "ov-fcn-handle.h" | |
| 48 #include "parse.h" | |
| 7409 | 49 #include "toplev.h" |
| 7222 | 50 #include "unwind-prot.h" |
| 6595 | 51 |
| 6406 | 52 static void |
| 53 gripe_set_invalid (const std::string& pname) | |
| 54 { | |
| 55 error ("set: invalid value for %s property", pname.c_str ()); | |
| 56 } | |
| 57 | |
| 7363 | 58 static Matrix |
| 59 jet_colormap (void) | |
| 60 { | |
| 61 Matrix cmap (64, 3, 0.0); | |
| 62 | |
| 63 for (octave_idx_type i = 0; i < 64; i++) | |
| 64 { | |
| 65 // This is the jet colormap. It would be nice to be able | |
| 66 // to feval the jet function but since there is a static | |
| 67 // property object that includes a colormap_property | |
| 68 // object, we need to initialize this before main is even | |
| 69 // called, so calling an interpreted function is not | |
| 70 // possible. | |
| 71 | |
| 72 double x = i / 63.0; | |
| 73 | |
| 74 if (x >= 3.0/8.0 && x < 5.0/8.0) | |
| 75 cmap(i,0) = 4.0 * x - 3.0/2.0; | |
| 76 else if (x >= 5.0/8.0 && x < 7.0/8.0) | |
| 77 cmap(i,0) = 1.0; | |
| 78 else if (x >= 7.0/8.0) | |
| 79 cmap(i,0) = -4.0 * x + 9.0/2.0; | |
| 80 | |
| 81 if (x >= 1.0/8.0 && x < 3.0/8.0) | |
| 82 cmap(i,1) = 4.0 * x - 1.0/2.0; | |
| 83 else if (x >= 3.0/8.0 && x < 5.0/8.0) | |
| 84 cmap(i,1) = 1.0; | |
| 85 else if (x >= 5.0/8.0 && x < 7.0/8.0) | |
| 86 cmap(i,1) = -4.0 * x + 7.0/2.0; | |
| 87 | |
| 88 if (x < 1.0/8.0) | |
| 89 cmap(i,2) = 4.0 * x + 1.0/2.0; | |
| 90 else if (x >= 1.0/8.0 && x < 3.0/8.0) | |
| 91 cmap(i,2) = 1.0; | |
| 92 else if (x >= 3.0/8.0 && x < 5.0/8.0) | |
| 93 cmap(i,2) = -4.0 * x + 5.0/2.0; | |
| 94 } | |
| 95 | |
| 96 return cmap; | |
| 97 } | |
| 98 | |
| 99 static Matrix | |
| 100 default_colororder (void) | |
| 101 { | |
| 102 Matrix retval (7, 3, 0.0); | |
| 103 | |
| 104 retval(0,2) = 1.0; | |
| 105 | |
| 106 retval(1,1) = 0.5; | |
| 107 | |
| 108 retval(2,0) = 1.0; | |
| 109 | |
| 110 retval(3,1) = 0.75; | |
| 111 retval(3,2) = 0.75; | |
| 112 | |
| 113 retval(4,0) = 0.75; | |
| 114 retval(4,2) = 0.75; | |
| 115 | |
| 116 retval(5,0) = 0.75; | |
| 117 retval(5,1) = 0.75; | |
| 118 | |
| 119 retval(6,0) = 0.25; | |
| 120 retval(6,1) = 0.25; | |
| 121 retval(6,2) = 0.25; | |
| 122 | |
| 123 return retval; | |
| 124 } | |
| 125 | |
| 126 static Matrix | |
| 127 default_lim (void) | |
| 128 { | |
| 129 Matrix m (1, 2, 0); | |
| 130 m(1) = 1; | |
| 131 return m; | |
| 132 } | |
| 133 | |
| 134 static Matrix | |
| 135 default_data (void) | |
| 136 { | |
| 137 Matrix retval (1, 2); | |
| 138 | |
| 139 retval(0) = 0; | |
| 140 retval(1) = 1; | |
| 141 | |
| 142 return retval; | |
| 143 } | |
| 144 | |
| 7427 | 145 static Matrix |
| 146 default_axes_position (void) | |
| 147 { | |
| 148 Matrix m (1, 4, 0.0); | |
| 149 m(0) = 0.13; | |
| 150 m(1) = 0.11; | |
| 151 m(2) = 0.775; | |
| 152 m(3) = 0.815; | |
| 153 return m; | |
| 154 } | |
| 155 | |
| 156 static Matrix | |
| 157 default_axes_outerposition (void) | |
| 158 { | |
| 159 Matrix m (1, 4, 0.0); | |
| 160 m(2) = m(3) = 1.0; | |
| 161 return m; | |
| 162 } | |
| 163 | |
| 7445 | 164 static Matrix |
| 165 default_figure_position (void) | |
| 166 { | |
| 167 Matrix m (1, 4, 0.0); | |
| 168 m(0) = 300; | |
| 169 m(1) = 200; | |
| 170 m(2) = 560; | |
| 171 m(3) = 420; | |
| 172 return m; | |
| 173 } | |
| 174 | |
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175 static void |
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176 xset_gcbo (const graphics_handle& h) |
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177 { |
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178 graphics_object go = gh_manager::get_object (0); |
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179 root_figure::properties& props = |
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180 dynamic_cast<root_figure::properties&> (go.get_properties ()); |
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181 |
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182 props.set_callbackobject (h.as_octave_value ()); |
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183 } |
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184 |
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185 static void |
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186 xreset_gcbo (void *) |
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187 { |
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188 xset_gcbo (graphics_handle ()); |
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189 } |
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190 |
| 7367 | 191 // NOTE: "cb" is passed by value, because "function_value" method |
| 192 // is non-const; passing "cb" by const-reference is not | |
| 193 // possible | |
| 194 | |
| 195 static void | |
| 196 execute_callback (octave_value cb, const graphics_handle& h, | |
| 197 const octave_value& data) | |
| 198 { | |
| 199 octave_value_list args; | |
| 200 octave_function *fcn = 0; | |
| 201 | |
| 202 args(0) = h.as_octave_value (); | |
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203 if (data.is_defined ()) |
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204 args(1) = data; |
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205 else |
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206 args(1) = Matrix (); |
| 7367 | 207 |
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208 unwind_protect::begin_frame ("execute_callback"); |
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209 unwind_protect::add (xreset_gcbo); |
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210 |
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211 xset_gcbo (h); |
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212 |
| 7367 | 213 BEGIN_INTERRUPT_WITH_EXCEPTIONS; |
| 214 | |
| 215 if (cb.is_function_handle ()) | |
| 216 fcn = cb.function_value (); | |
| 217 else if (cb.is_string ()) | |
| 218 { | |
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219 int status; |
| 7367 | 220 std::string s = cb.string_value (); |
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221 |
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222 eval_string (s, false, status); |
| 7367 | 223 } |
| 224 else if (cb.is_cell () && cb.length () > 0 | |
| 225 && (cb.rows () == 1 || cb.columns () == 1) | |
| 226 && cb.cell_value ()(0).is_function_handle ()) | |
| 227 { | |
| 228 Cell c = cb.cell_value (); | |
| 229 | |
| 230 fcn = c(0).function_value (); | |
| 231 if (! error_state) | |
| 232 { | |
| 233 for (int i = 0; i < c.length () ; i++) | |
| 234 args(2+i) = c(i); | |
| 235 } | |
| 236 } | |
| 237 else | |
| 7373 | 238 { |
| 239 std::string nm = cb.class_name (); | |
| 240 error ("trying to execute non-executable object (class = %s)", | |
| 241 nm.c_str ()); | |
| 242 } | |
| 7367 | 243 |
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244 if (fcn && ! error_state) |
| 7367 | 245 feval (fcn, args); |
| 246 | |
| 247 END_INTERRUPT_WITH_EXCEPTIONS; | |
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248 |
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249 unwind_protect::run_frame ("execute_callback"); |
| 7367 | 250 } |
| 251 | |
| 7427 | 252 static Matrix |
| 253 convert_position (const Matrix& pos, const caseless_str& from_units, | |
| 254 const caseless_str& to_units, | |
| 255 const Matrix& parent_dim = Matrix (1, 2, 0.0), | |
| 256 const graphics_backend& backend = graphics_backend ()) | |
| 257 { | |
| 258 Matrix retval (1, 4); | |
| 259 double res = 0; | |
| 260 | |
| 261 if (from_units.compare ("pixels")) | |
| 262 retval = pos; | |
| 263 else if (from_units.compare ("normalized")) | |
| 264 { | |
| 265 retval(0) = pos(0) * parent_dim(0) + 1; | |
| 266 retval(1) = pos(1) * parent_dim(1) + 1; | |
| 267 retval(2) = pos(2) * parent_dim(0); | |
| 268 retval(3) = pos(3) * parent_dim(1); | |
| 269 } | |
| 270 else if (from_units.compare ("characters")) | |
| 271 { | |
| 272 // FIXME: implement this | |
| 273 } | |
| 274 else | |
| 275 { | |
| 276 res = backend.get_screen_resolution (); | |
| 277 | |
| 278 double f = 0.0; | |
| 279 | |
| 280 if (from_units.compare ("points")) | |
| 281 f = res / 72.0; | |
| 282 else if (from_units.compare ("inches")) | |
| 283 f = res; | |
| 284 else if (from_units.compare ("centimeters")) | |
| 285 f = res / 2.54; | |
| 286 | |
| 287 if (f > 0) | |
| 288 { | |
| 289 retval(0) = pos(0) * f + 1; | |
| 290 retval(1) = pos(1) * f + 1; | |
| 291 retval(2) = pos(2) * f; | |
| 292 retval(3) = pos(3) * f; | |
| 293 } | |
| 294 } | |
| 295 | |
| 296 if (! to_units.compare ("pixels")) | |
| 297 { | |
| 298 if (to_units.compare ("normalized")) | |
| 299 { | |
| 300 retval(0) = (retval(0) - 1) / parent_dim(0); | |
| 301 retval(1) = (retval(1) - 1) / parent_dim(1); | |
| 302 retval(2) /= parent_dim(0); | |
| 303 retval(3) /= parent_dim(1); | |
| 304 } | |
| 305 else if (to_units.compare ("characters")) | |
| 306 { | |
| 307 // FIXME: implement this | |
| 308 } | |
| 309 else | |
| 310 { | |
| 311 if (res <= 0) | |
| 312 res = backend.get_screen_resolution (); | |
| 313 | |
| 314 double f = 0.0; | |
| 315 | |
| 316 if (to_units.compare ("points")) | |
| 317 f = res / 72.0; | |
| 318 else if (to_units.compare ("inches")) | |
| 319 f = res; | |
| 320 else if (to_units.compare ("centimeters")) | |
| 321 f = res / 2.54; | |
| 322 | |
| 323 if (f > 0) | |
| 324 { | |
| 325 retval(0) = (retval(0) - 1) / f; | |
| 326 retval(1) = (retval(1) - 1) / f; | |
| 327 retval(2) /= f; | |
| 328 retval(3) /= f; | |
| 329 } | |
| 330 } | |
| 331 } | |
| 332 | |
| 333 return retval; | |
| 334 } | |
| 335 | |
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336 static graphics_object |
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337 xget_ancestor (graphics_object go, const std::string& type) |
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338 { |
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339 do |
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340 { |
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341 if (go.valid_object ()) |
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342 { |
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343 if (go.isa (type)) |
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344 return go; |
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345 else |
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346 go = gh_manager::get_object (go.get_parent ()); |
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347 } |
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348 else |
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349 return graphics_object (); |
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350 } while (true); |
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351 } |
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352 |
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353 static octave_value |
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354 convert_cdata (const base_properties& props, const octave_value& cdata, |
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355 bool is_scaled, int cdim) |
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356 { |
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357 dim_vector dv (cdata.dims ()); |
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358 |
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359 if (dv.length () == cdim && dv(cdim-1) == 3) |
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360 return cdata; |
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361 |
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362 Matrix cmap (1, 3, 0.0); |
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363 Matrix clim (1, 2, 0.0); |
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364 |
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365 graphics_object go = gh_manager::get_object (props.get___myhandle__ ()); |
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366 graphics_object fig = xget_ancestor (go, "figure"); |
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367 |
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368 if (fig.valid_object ()) |
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369 { |
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370 Matrix _cmap = fig.get (caseless_str ("colormap")).matrix_value (); |
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371 |
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372 if (! error_state) |
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373 cmap = _cmap; |
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374 } |
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375 |
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376 if (is_scaled) |
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377 { |
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378 graphics_object ax = xget_ancestor (go, "axes"); |
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379 |
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380 if (ax.valid_object ()) |
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381 { |
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382 Matrix _clim = ax.get (caseless_str ("clim")).matrix_value (); |
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383 |
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384 if (! error_state) |
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385 clim = _clim; |
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386 } |
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387 } |
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388 |
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389 dv.resize (cdim); |
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390 dv(cdim-1) = 3; |
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391 |
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392 NDArray a (dv); |
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393 |
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394 int lda = static_cast<int> (a.numel () / 3); |
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395 int nc = cmap.rows (); |
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396 |
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397 double *av = a.fortran_vec (); |
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398 const double *cmapv = cmap.data (); |
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399 const double *cv = 0; |
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400 const octave_uint8 *icv = 0; |
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401 |
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402 if (cdata.is_integer_type ()) |
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403 icv = cdata.uint8_array_value ().data (); |
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404 else |
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405 cv = cdata.array_value ().data (); |
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406 |
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407 for (int i = 0; i < lda; i++) |
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408 { |
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409 double x = (cv ? cv[i] : double (icv[i])); |
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410 |
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411 if (is_scaled) |
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412 x = xround ((nc - 1) * (x - clim(0)) / (clim(1) - clim(0))); |
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413 else |
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414 x = xround (x - 1); |
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415 |
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416 if (x < 0) |
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417 x = 0; |
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418 else if (x >= nc) |
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419 x = (nc - 1); |
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420 |
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421 int idx = static_cast<int> (x); |
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422 |
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423 av[i] = cmapv[idx]; |
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424 av[i+lda] = cmapv[idx+nc]; |
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425 av[i+2*lda] = cmapv[idx+2*nc]; |
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426 } |
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427 |
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428 return octave_value (a); |
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429 } |
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430 |
|
7836
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431 template<class T> |
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432 static void |
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433 get_array_limits (const Array<T>& m, double& emin, double& emax, |
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434 double& eminp) |
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435 { |
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436 const T *data = m.data (); |
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437 int n = m.numel (); |
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438 |
|
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439 for (int i = 0; i < n; i++) |
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440 { |
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441 double e = double (data[i]); |
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442 |
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443 if (! (xisinf (e) || xisnan (e))) |
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444 { |
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445 if (e < emin) |
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446 emin = e; |
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447 |
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448 if (e > emax) |
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449 emax = e; |
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450 |
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451 if (e >= 0 && e < eminp) |
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452 eminp = e; |
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453 } |
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454 } |
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455 } |
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456 |
| 6406 | 457 // --------------------------------------------------------------------- |
| 458 | |
| 6705 | 459 radio_values::radio_values (const std::string& opt_string) |
| 6406 | 460 { |
| 6705 | 461 size_t beg = 0; |
| 462 size_t len = opt_string.length (); | |
| 463 bool done = len == 0; | |
| 6681 | 464 |
| 6705 | 465 while (! done) |
| 466 { | |
| 467 size_t end = opt_string.find ('|', beg); | |
| 6681 | 468 |
| 6705 | 469 if (end == std::string::npos) |
| 470 { | |
| 471 end = len; | |
| 472 done = true; | |
| 473 } | |
| 6681 | 474 |
| 6705 | 475 std::string t = opt_string.substr (beg, end-beg); |
| 6681 | 476 |
| 6705 | 477 // Might want more error checking here... |
| 478 if (t[0] == '{') | |
| 479 { | |
| 480 t = t.substr (1, t.length () - 2); | |
| 481 default_val = t; | |
| 482 } | |
| 483 else if (beg == 0) // ensure default value | |
| 484 default_val = t; | |
| 6681 | 485 |
| 6705 | 486 possible_vals.insert (t); |
| 6681 | 487 |
| 6705 | 488 beg = end + 1; |
| 489 } | |
| 490 } | |
| 6681 | 491 |
| 6705 | 492 bool |
| 6761 | 493 color_values::str2rgb (std::string str) |
| 6681 | 494 { |
| 6705 | 495 double tmp_rgb[3] = {0, 0, 0}; |
| 496 bool retval = true; | |
| 6761 | 497 unsigned int len = str.length(); |
| 6681 | 498 |
| 6925 | 499 std::transform (str.begin (), str.end (), str.begin (), tolower); |
| 500 | |
| 6761 | 501 if (str.compare(0, len, "blue", 0, len) == 0) |
| 502 tmp_rgb[2] = 1; | |
| 6925 | 503 else if (str.compare(0, len, "black", 0, len) == 0 || |
| 504 str.compare(0, len, "k", 0, len) == 0) | |
| 6761 | 505 tmp_rgb[0] = tmp_rgb[1] = tmp_rgb[2] = 0; |
| 506 else if (str.compare(0, len, "red", 0, len) == 0) | |
| 507 tmp_rgb[0] = 1; | |
| 508 else if (str.compare(0, len, "green", 0, len) == 0) | |
| 509 tmp_rgb[1] = 1; | |
| 510 else if (str.compare(0, len, "yellow", 0, len) == 0) | |
| 511 tmp_rgb[0] = tmp_rgb[1] = 1; | |
| 512 else if (str.compare(0, len, "magenta", 0, len) == 0) | |
| 513 tmp_rgb[0] = tmp_rgb[2] = 1; | |
| 514 else if (str.compare(0, len, "cyan", 0, len) == 0) | |
| 515 tmp_rgb[1] = tmp_rgb[2] = 1; | |
| 6925 | 516 else if (str.compare(0, len, "white", 0, len) == 0 || |
| 517 str.compare(0, len, "w", 0, len) == 0) | |
| 6761 | 518 tmp_rgb[0] = tmp_rgb[1] = tmp_rgb[2] = 1; |
| 519 else | |
| 520 retval = false; | |
| 6406 | 521 |
| 6705 | 522 if (retval) |
| 523 { | |
| 524 for (int i = 0; i < 3; i++) | |
| 7363 | 525 xrgb(i) = tmp_rgb[i]; |
| 6705 | 526 } |
| 6563 | 527 |
| 6705 | 528 return retval; |
| 529 } | |
| 6681 | 530 |
| 7363 | 531 void |
| 532 color_property::set (const octave_value& val) | |
| 6790 | 533 { |
| 534 if (val.is_string ()) | |
| 535 { | |
| 536 std::string s = val.string_value (); | |
| 537 | |
| 538 if (! s.empty ()) | |
| 539 { | |
| 6898 | 540 if (radio_val.contains (s)) |
| 6790 | 541 { |
| 542 current_val = s; | |
| 543 current_type = radio_t; | |
| 544 } | |
| 545 else | |
| 546 { | |
| 547 color_values col (s); | |
| 548 if (! error_state) | |
| 549 { | |
| 550 color_val = col; | |
| 551 current_type = color_t; | |
| 552 } | |
| 553 else | |
| 7363 | 554 error ("invalid value for color property \"%s\" (value = %s)", |
| 555 get_name ().c_str (), s.c_str ()); | |
| 6790 | 556 } |
| 557 } | |
| 558 else | |
| 7363 | 559 error ("invalid value for color property \"%s\"", |
| 560 get_name ().c_str ()); | |
| 6790 | 561 } |
| 562 else if (val.is_real_matrix ()) | |
| 563 { | |
| 564 Matrix m = val.matrix_value (); | |
| 565 | |
| 566 if (m.numel () == 3) | |
| 567 { | |
| 568 color_values col (m (0), m (1), m(2)); | |
| 569 if (! error_state) | |
| 570 { | |
| 571 color_val = col; | |
| 572 current_type = color_t; | |
| 573 } | |
| 574 } | |
| 575 else | |
| 7363 | 576 error ("invalid value for color property \"%s\"", |
| 577 get_name ().c_str ()); | |
| 6790 | 578 } |
| 579 else | |
| 7363 | 580 error ("invalid value for color property \"%s\"", |
| 581 get_name ().c_str ()); | |
| 6790 | 582 } |
| 583 | |
|
7844
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Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
584 void |
|
3d60445d3638
Add new double_radio_property class for alpha values.
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parents:
7843
diff
changeset
|
585 double_radio_property::set (const octave_value& val) |
|
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Add new double_radio_property class for alpha values.
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parents:
7843
diff
changeset
|
586 { |
|
3d60445d3638
Add new double_radio_property class for alpha values.
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parents:
7843
diff
changeset
|
587 if (val.is_string ()) |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
588 { |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
589 std::string s = val.string_value (); |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
590 |
|
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Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
591 if (! s.empty () && radio_val.contains (s)) |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
592 { |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
593 current_val = s; |
|
3d60445d3638
Add new double_radio_property class for alpha values.
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parents:
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diff
changeset
|
594 current_type = radio_t; |
|
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Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
595 } |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
596 else |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
597 error ("invalid value for double_radio property \"%s\"", |
|
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Add new double_radio_property class for alpha values.
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parents:
7843
diff
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|
598 get_name ().c_str ()); |
|
3d60445d3638
Add new double_radio_property class for alpha values.
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parents:
7843
diff
changeset
|
599 } |
|
3d60445d3638
Add new double_radio_property class for alpha values.
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parents:
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diff
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|
600 else if (val.is_scalar_type () && val.is_real_type ()) |
|
3d60445d3638
Add new double_radio_property class for alpha values.
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parents:
7843
diff
changeset
|
601 { |
|
3d60445d3638
Add new double_radio_property class for alpha values.
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parents:
7843
diff
changeset
|
602 dval = val.double_value (); |
|
3d60445d3638
Add new double_radio_property class for alpha values.
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parents:
7843
diff
changeset
|
603 current_type = double_t; |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
604 } |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
605 else |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
606 error ("invalid value for double_radio property \"%s\"", |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
607 get_name ().c_str ()); |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
608 } |
|
3d60445d3638
Add new double_radio_property class for alpha values.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7843
diff
changeset
|
609 |
| 7363 | 610 bool |
| 611 array_property::validate (const octave_value& v) | |
| 612 { | |
| 7364 | 613 bool xok = false; |
| 7363 | 614 |
| 615 // FIXME: should we always support []? | |
| 616 if (v.is_empty () && v.is_double_type ()) | |
| 617 return true; | |
| 618 | |
| 619 // check value type | |
| 620 if (type_constraints.size () > 0) | |
| 621 { | |
| 622 for (std::list<std::string>::const_iterator it = type_constraints.begin (); | |
| 7364 | 623 ! xok && it != type_constraints.end (); ++it) |
|
7836
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
624 if ((*it) == v.class_name ()) |
| 7364 | 625 xok = true; |
| 7363 | 626 } |
| 627 else | |
| 7364 | 628 xok = v.is_double_type (); |
| 7363 | 629 |
| 7364 | 630 if (xok) |
| 7363 | 631 { |
| 632 dim_vector vdims = v.dims (); | |
| 633 int vlen = vdims.length (); | |
| 634 | |
| 7364 | 635 xok = false; |
| 7363 | 636 |
| 637 // check value size | |
| 638 if (size_constraints.size () > 0) | |
| 639 for (std::list<dim_vector>::const_iterator it = size_constraints.begin (); | |
| 7364 | 640 ! xok && it != size_constraints.end (); ++it) |
| 7363 | 641 { |
| 642 dim_vector itdims = (*it); | |
| 643 | |
| 644 if (itdims.length () == vlen) | |
| 645 { | |
| 7364 | 646 xok = true; |
| 7363 | 647 |
| 7364 | 648 for (int i = 0; xok && i < vlen; i++) |
| 7363 | 649 if (itdims(i) >= 0 && itdims(i) != vdims(i)) |
| 7364 | 650 xok = false; |
| 7363 | 651 } |
| 652 } | |
| 653 else | |
| 654 return true; | |
| 655 } | |
| 656 | |
| 7364 | 657 return xok; |
| 7363 | 658 } |
| 659 | |
| 660 void | |
|
7836
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Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
661 array_property::get_data_limits (void) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
662 { |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
663 xmin = xminp = octave_Inf; |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
664 xmax = -octave_Inf; |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
665 |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
666 if (! data.is_empty ()) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
667 { |
|
4fb2db9c87dd
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
668 if (data.is_integer_type ()) |
|
4fb2db9c87dd
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
669 { |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
670 if (data.is_int8_type ()) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
671 get_array_limits (data.int8_array_value (), xmin, xmax, xminp); |
|
4fb2db9c87dd
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
672 else if (data.is_uint8_type ()) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
673 get_array_limits (data.uint8_array_value (), xmin, xmax, xminp); |
|
4fb2db9c87dd
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
674 else if (data.is_int16_type ()) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
675 get_array_limits (data.int16_array_value (), xmin, xmax, xminp); |
|
4fb2db9c87dd
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
676 else if (data.is_uint16_type ()) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
677 get_array_limits (data.uint16_array_value (), xmin, xmax, xminp); |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
678 else if (data.is_int32_type ()) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
679 get_array_limits (data.int32_array_value (), xmin, xmax, xminp); |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
680 else if (data.is_uint32_type ()) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
681 get_array_limits (data.uint32_array_value (), xmin, xmax, xminp); |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
682 else if (data.is_int64_type ()) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
683 get_array_limits (data.int64_array_value (), xmin, xmax, xminp); |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
684 else if (data.is_uint64_type ()) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
685 get_array_limits (data.uint64_array_value (), xmin, xmax, xminp); |
|
4fb2db9c87dd
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
686 } |
|
4fb2db9c87dd
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
687 else |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
688 get_array_limits (data.array_value (), xmin, xmax, xminp); |
|
4fb2db9c87dd
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
689 } |
|
4fb2db9c87dd
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
690 } |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
691 |
|
4fb2db9c87dd
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
692 void |
| 7363 | 693 handle_property::set (const octave_value& v) |
| 694 { | |
| 695 double dv = v.double_value (); | |
| 696 | |
| 697 if (! error_state) | |
| 698 { | |
| 699 graphics_handle gh = gh_manager::lookup (dv); | |
| 700 | |
| 701 if (xisnan (gh.value ()) || gh.ok ()) | |
| 702 current_val = gh; | |
| 703 else | |
| 704 error ("set: invalid graphics handle (= %g) for property \"%s\"", | |
| 705 dv, get_name ().c_str ()); | |
| 706 } | |
| 707 else | |
| 708 error ("set: invalid graphics handle for property \"%s\"", | |
| 709 get_name ().c_str ()); | |
| 710 } | |
| 711 | |
| 712 bool | |
| 7367 | 713 callback_property::validate (const octave_value& v) const |
| 7363 | 714 { |
| 7367 | 715 // case 1: function handle |
| 716 // case 2: cell array with first element being a function handle | |
| 717 // case 3: string corresponding to known function name | |
| 718 // case 4: evaluatable string | |
| 719 // case 5: empty matrix | |
| 720 | |
| 721 if (v.is_function_handle ()) | |
| 722 return true; | |
| 723 else if (v.is_string ()) | |
| 724 // complete validation will be done at execution-time | |
| 725 return true; | |
| 726 else if (v.is_cell () && v.length () > 0 | |
| 727 && (v.rows() == 1 || v.columns () == 1) | |
| 728 && v.cell_value ()(0).is_function_handle ()) | |
| 729 return true; | |
| 730 else if (v.is_empty ()) | |
| 731 return true; | |
| 732 | |
| 733 return false; | |
| 7363 | 734 } |
| 735 | |
| 736 void | |
| 7367 | 737 callback_property::execute (const octave_value& data) const |
| 7363 | 738 { |
| 7367 | 739 if (callback.is_defined () && ! callback.is_empty ()) |
| 740 execute_callback (callback, get_parent (), data); | |
| 7363 | 741 } |
| 742 | |
|
7824
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
743 void |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
744 callback_property::execute (const octave_value& cb, const graphics_handle& h, |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
745 const octave_value& data) |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
746 { |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
747 if (cb.is_defined () && ! cb.is_empty ()) |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
748 execute_callback (cb, h, data); |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
749 } |
|
adb520646d7e
Fix execution of callback strings and allow execution of callback by name.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7822
diff
changeset
|
750 |
| 7363 | 751 // --------------------------------------------------------------------- |
| 6681 | 752 |
| 6705 | 753 void |
| 7189 | 754 property_list::set (const caseless_str& name, const octave_value& val) |
| 6681 | 755 { |
| 6705 | 756 size_t offset = 0; |
| 6681 | 757 |
| 6705 | 758 size_t len = name.length (); |
| 6681 | 759 |
| 6705 | 760 if (len > 4) |
| 761 { | |
| 7189 | 762 caseless_str pfx = name.substr (0, 4); |
| 6681 | 763 |
| 6705 | 764 if (pfx.compare ("axes") || pfx.compare ("line") |
| 765 || pfx.compare ("text")) | |
| 766 offset = 4; | |
| 767 else if (len > 5) | |
| 768 { | |
| 769 pfx = name.substr (0, 5); | |
| 6681 | 770 |
| 6807 | 771 if (pfx.compare ("image") || pfx.compare ("patch")) |
| 6705 | 772 offset = 5; |
| 773 else if (len > 6) | |
| 774 { | |
| 775 pfx = name.substr (0, 6); | |
| 6681 | 776 |
| 6705 | 777 if (pfx.compare ("figure")) |
| 778 offset = 6; | |
| 779 else if (len > 7) | |
| 780 { | |
| 781 pfx = name.substr (0, 7); | |
| 6681 | 782 |
| 6705 | 783 if (pfx.compare ("surface")) |
| 784 offset = 7; | |
| 785 } | |
| 786 } | |
| 787 } | |
| 6681 | 788 |
| 6705 | 789 if (offset > 0) |
| 790 { | |
| 791 // FIXME -- should we validate property names and values here? | |
| 6406 | 792 |
| 6705 | 793 std::string pname = name.substr (offset); |
| 6406 | 794 |
| 6705 | 795 std::transform (pfx.begin (), pfx.end (), pfx.begin (), tolower); |
| 796 std::transform (pname.begin (), pname.end (), pname.begin (), tolower); | |
| 6406 | 797 |
| 6705 | 798 bool remove = false; |
| 799 if (val.is_string ()) | |
| 800 { | |
| 7189 | 801 caseless_str tval = val.string_value (); |
| 6406 | 802 |
| 6705 | 803 remove = tval.compare ("remove"); |
| 804 } | |
| 6406 | 805 |
| 6705 | 806 pval_map_type& pval_map = plist_map[pfx]; |
| 6406 | 807 |
| 6705 | 808 if (remove) |
| 809 { | |
| 810 pval_map_iterator p = pval_map.find (pname); | |
| 6406 | 811 |
| 6705 | 812 if (p != pval_map.end ()) |
| 813 pval_map.erase (p); | |
| 814 } | |
| 815 else | |
| 816 pval_map[pname] = val; | |
| 817 } | |
| 818 } | |
| 6406 | 819 |
| 6705 | 820 if (offset == 0) |
| 821 error ("invalid default property specification"); | |
| 822 } | |
| 6406 | 823 |
| 6705 | 824 octave_value |
| 7189 | 825 property_list::lookup (const caseless_str& name) const |
| 6705 | 826 { |
| 827 octave_value retval; | |
| 6406 | 828 |
| 6705 | 829 size_t offset = 0; |
| 6406 | 830 |
| 6705 | 831 size_t len = name.length (); |
| 6406 | 832 |
| 6705 | 833 if (len > 4) |
| 834 { | |
| 7189 | 835 caseless_str pfx = name.substr (0, 4); |
| 6406 | 836 |
| 6705 | 837 if (pfx.compare ("axes") || pfx.compare ("line") |
| 838 || pfx.compare ("text")) | |
| 839 offset = 4; | |
| 840 else if (len > 5) | |
| 841 { | |
| 842 pfx = name.substr (0, 5); | |
| 6406 | 843 |
| 6807 | 844 if (pfx.compare ("image") || pfx.compare ("patch")) |
| 6705 | 845 offset = 5; |
| 846 else if (len > 6) | |
| 847 { | |
| 848 pfx = name.substr (0, 6); | |
| 6406 | 849 |
| 6705 | 850 if (pfx.compare ("figure")) |
| 851 offset = 6; | |
| 852 else if (len > 7) | |
| 853 { | |
| 854 pfx = name.substr (0, 7); | |
| 6406 | 855 |
| 6705 | 856 if (pfx.compare ("surface")) |
| 857 offset = 7; | |
| 858 } | |
| 859 } | |
| 860 } | |
| 6406 | 861 |
| 6705 | 862 if (offset > 0) |
| 863 { | |
| 864 std::string pname = name.substr (offset); | |
| 6406 | 865 |
| 6705 | 866 std::transform (pfx.begin (), pfx.end (), pfx.begin (), tolower); |
| 867 std::transform (pname.begin (), pname.end (), pname.begin (), tolower); | |
| 6406 | 868 |
| 6705 | 869 plist_map_const_iterator p = find (pfx); |
| 6432 | 870 |
| 6705 | 871 if (p != end ()) |
| 872 { | |
| 873 const pval_map_type& pval_map = p->second; | |
| 6406 | 874 |
| 6705 | 875 pval_map_const_iterator q = pval_map.find (pname); |
| 6406 | 876 |
| 6705 | 877 if (q != pval_map.end ()) |
| 878 retval = q->second; | |
| 879 } | |
| 880 } | |
| 881 } | |
| 6406 | 882 |
| 6705 | 883 return retval; |
| 884 } | |
| 6406 | 885 |
| 6705 | 886 Octave_map |
| 887 property_list::as_struct (const std::string& prefix_arg) const | |
| 888 { | |
| 889 Octave_map m; | |
| 6406 | 890 |
| 6705 | 891 for (plist_map_const_iterator p = begin (); p != end (); p++) |
| 892 { | |
| 893 std::string prefix = prefix_arg + p->first; | |
| 6406 | 894 |
| 6705 | 895 const pval_map_type pval_map = p->second; |
| 6406 | 896 |
| 6705 | 897 for (pval_map_const_iterator q = pval_map.begin (); |
| 898 q != pval_map.end (); | |
| 899 q++) | |
| 900 m.assign (prefix + q->first, q->second); | |
| 901 } | |
| 6406 | 902 |
| 6705 | 903 return m; |
| 904 } | |
| 6432 | 905 |
| 6874 | 906 graphics_handle::graphics_handle (const octave_value& a) |
| 907 : val (octave_NaN) | |
| 908 { | |
| 909 if (a.is_empty ()) | |
| 910 /* do nothing */; | |
| 911 else | |
| 912 { | |
| 913 double tval = a.double_value (); | |
| 914 | |
| 915 if (! error_state) | |
| 916 val = tval; | |
| 917 else | |
| 918 error ("invalid graphics handle"); | |
| 919 } | |
| 920 } | |
| 921 | |
| 6705 | 922 void |
| 923 graphics_object::set (const octave_value_list& args) | |
| 924 { | |
| 925 int nargin = args.length (); | |
| 6406 | 926 |
| 6705 | 927 if (nargin == 0) |
| 928 rep->defaults (); | |
| 929 else if (nargin % 2 == 0) | |
| 930 { | |
| 931 for (int i = 0; i < nargin; i += 2) | |
| 932 { | |
| 7189 | 933 caseless_str name = args(i).string_value (); |
| 6406 | 934 |
| 6705 | 935 if (! error_state) |
| 936 { | |
| 937 octave_value val = args(i+1); | |
| 6406 | 938 |
| 6705 | 939 if (val.is_string ()) |
| 940 { | |
| 7189 | 941 caseless_str tval = val.string_value (); |
| 6406 | 942 |
| 6705 | 943 if (tval.compare ("default")) |
| 944 val = get_default (name); | |
| 945 else if (tval.compare ("factory")) | |
| 946 val = get_factory_default (name); | |
| 947 } | |
| 6406 | 948 |
| 6705 | 949 if (error_state) |
| 950 break; | |
| 6406 | 951 |
| 6705 | 952 rep->set (name, val); |
| 953 } | |
| 954 else | |
| 955 error ("set: expecting argument %d to be a property name", i); | |
| 956 } | |
| 957 } | |
| 958 else | |
| 959 error ("set: invalid number of arguments"); | |
| 960 } | |
| 6406 | 961 |
| 962 | |
| 6705 | 963 graphics_handle |
| 964 gh_manager::get_handle (const std::string& go_name) | |
| 965 { | |
| 966 graphics_handle retval; | |
| 6406 | 967 |
| 6705 | 968 if (go_name == "figure") |
| 969 { | |
| 970 // We always want the lowest unused figure number. | |
| 6406 | 971 |
| 6705 | 972 retval = 1; |
| 6425 | 973 |
| 6705 | 974 while (handle_map.find (retval) != handle_map.end ()) |
| 975 retval++; | |
| 976 } | |
| 977 else | |
| 978 { | |
| 979 free_list_iterator p = handle_free_list.begin (); | |
| 6406 | 980 |
| 6705 | 981 if (p != handle_free_list.end ()) |
| 982 { | |
| 983 retval = *p; | |
| 984 handle_free_list.erase (p); | |
| 985 } | |
| 986 else | |
| 7286 | 987 { |
| 988 static double maxrand = RAND_MAX + 2.0; | |
| 989 | |
| 990 retval = graphics_handle (next_handle); | |
| 991 | |
| 7304 | 992 next_handle = ceil (next_handle) - 1.0 - (rand () + 1.0) / maxrand; |
| 7286 | 993 } |
| 6705 | 994 } |
| 6406 | 995 |
| 6705 | 996 return retval; |
| 997 } | |
| 6406 | 998 |
| 6705 | 999 void |
| 1000 gh_manager::do_free (const graphics_handle& h) | |
| 1001 { | |
| 7056 | 1002 if (h.ok ()) |
| 6705 | 1003 { |
| 6874 | 1004 if (h.value () != 0) |
| 6705 | 1005 { |
| 6874 | 1006 iterator p = handle_map.find (h); |
| 1007 | |
| 1008 if (p != handle_map.end ()) | |
| 1009 { | |
| 7403 | 1010 p->second.get_properties ().set_beingdeleted (true); |
| 1011 p->second.get_properties ().execute_deletefcn (); | |
| 7367 | 1012 |
| 6874 | 1013 handle_map.erase (p); |
| 1014 | |
| 1015 if (h.value () < 0) | |
| 1016 handle_free_list.insert (h); | |
| 1017 } | |
| 1018 else | |
| 1019 error ("graphics_handle::free: invalid object %g", h.value ()); | |
| 6705 | 1020 } |
| 1021 else | |
| 6874 | 1022 error ("graphics_handle::free: can't delete root figure"); |
| 6705 | 1023 } |
| 1024 } | |
| 6406 | 1025 |
| 1026 gh_manager *gh_manager::instance = 0; | |
| 1027 | |
| 1028 static void | |
| 7189 | 1029 xset (const graphics_handle& h, const caseless_str& name, |
| 6406 | 1030 const octave_value& val) |
| 1031 { | |
| 1032 graphics_object obj = gh_manager::get_object (h); | |
| 1033 obj.set (name, val); | |
| 1034 } | |
| 1035 | |
| 1036 static void | |
| 1037 xset (const graphics_handle& h, const octave_value_list& args) | |
| 1038 { | |
| 1039 if (args.length () > 0) | |
| 1040 { | |
| 1041 graphics_object obj = gh_manager::get_object (h); | |
| 1042 obj.set (args); | |
| 1043 } | |
| 1044 } | |
| 1045 | |
| 1046 | |
| 1047 static octave_value | |
| 7189 | 1048 xget (const graphics_handle& h, const caseless_str& name) |
| 6406 | 1049 { |
| 1050 graphics_object obj = gh_manager::get_object (h); | |
| 1051 return obj.get (name); | |
| 1052 } | |
| 1053 | |
| 1054 static graphics_handle | |
| 1055 reparent (const octave_value& ov, const std::string& who, | |
| 1056 const std::string& property, const graphics_handle& new_parent, | |
| 1057 bool adopt = true) | |
| 1058 { | |
| 1059 graphics_handle h = octave_NaN; | |
| 1060 | |
| 1061 double val = ov.double_value (); | |
| 1062 | |
| 1063 if (! error_state) | |
| 1064 { | |
| 1065 h = gh_manager::lookup (val); | |
| 1066 | |
| 7056 | 1067 if (h.ok ()) |
| 6406 | 1068 { |
| 1069 graphics_object obj = gh_manager::get_object (h); | |
| 1070 | |
| 1071 graphics_handle parent_h = obj.get_parent (); | |
| 1072 | |
| 1073 graphics_object parent_obj = gh_manager::get_object (parent_h); | |
| 1074 | |
| 1075 parent_obj.remove_child (h); | |
| 1076 | |
| 1077 if (adopt) | |
| 6874 | 1078 obj.set ("parent", new_parent.value ()); |
| 6406 | 1079 else |
| 1080 obj.reparent (new_parent); | |
| 1081 } | |
| 1082 else | |
| 1083 error ("%s: invalid graphics handle (= %g) for %s", | |
| 1084 who.c_str (), val, property.c_str ()); | |
| 1085 } | |
| 1086 else | |
| 1087 error ("%s: expecting %s to be a graphics handle", | |
| 1088 who.c_str (), property.c_str ()); | |
| 1089 | |
| 1090 return h; | |
| 1091 } | |
| 1092 | |
| 1093 // This function is NOT equivalent to the scripting language function gcf. | |
| 1094 graphics_handle | |
| 1095 gcf (void) | |
| 1096 { | |
| 1097 octave_value val = xget (0, "currentfigure"); | |
| 1098 | |
| 1099 return val.is_empty () ? octave_NaN : val.double_value (); | |
| 1100 } | |
| 1101 | |
| 1102 // This function is NOT equivalent to the scripting language function gca. | |
| 1103 graphics_handle | |
| 1104 gca (void) | |
| 1105 { | |
| 1106 octave_value val = xget (gcf (), "currentaxes"); | |
| 1107 | |
| 1108 return val.is_empty () ? octave_NaN : val.double_value (); | |
| 1109 } | |
| 1110 | |
| 1111 static void | |
| 1112 adopt (const graphics_handle& p, const graphics_handle& h) | |
| 1113 { | |
| 1114 graphics_object parent_obj = gh_manager::get_object (p); | |
| 1115 | |
| 1116 parent_obj.adopt (h); | |
| 1117 } | |
| 1118 | |
| 1119 static bool | |
| 7056 | 1120 is_handle (const graphics_handle& h) |
| 1121 { | |
| 1122 return h.ok (); | |
| 1123 } | |
| 1124 | |
| 1125 static bool | |
| 6406 | 1126 is_handle (double val) |
| 1127 { | |
| 6874 | 1128 graphics_handle h = gh_manager::lookup (val); |
| 1129 | |
| 1130 return h.ok (); | |
| 6406 | 1131 } |
| 1132 | |
| 1133 static bool | |
| 1134 is_handle (const octave_value& val) | |
| 1135 { | |
| 7142 | 1136 return val.is_real_scalar () && is_handle (val.double_value ()); |
| 6406 | 1137 } |
| 1138 | |
| 1139 static bool | |
| 1140 is_figure (double val) | |
| 1141 { | |
| 1142 graphics_object obj = gh_manager::get_object (val); | |
| 1143 | |
| 1144 return obj && obj.isa ("figure"); | |
| 1145 } | |
| 1146 | |
| 7370 | 1147 static void |
| 1148 xcreatefcn (const graphics_handle& h) | |
| 1149 { | |
| 1150 graphics_object obj = gh_manager::get_object (h); | |
| 1151 obj.get_properties ().execute_createfcn (); | |
| 1152 } | |
| 1153 | |
| 6406 | 1154 // --------------------------------------------------------------------- |
| 1155 | |
| 1156 static int | |
| 1157 compare (const void *a_arg, const void *b_arg) | |
| 1158 { | |
| 1159 double a = *(static_cast<const double *> (a_arg)); | |
| 1160 double b = *(static_cast<const double *> (b_arg)); | |
| 1161 | |
| 1162 return a > b ? 1 : (a < b) ? -1 : 0; | |
| 1163 } | |
| 1164 | |
| 1165 static Matrix | |
| 1166 maybe_set_children (const Matrix& kids, const octave_value& val) | |
| 1167 { | |
| 1168 const Matrix new_kids = val.matrix_value (); | |
| 1169 | |
| 1170 bool ok = true; | |
| 1171 | |
| 1172 if (! error_state) | |
| 1173 { | |
| 1174 if (kids.numel () == new_kids.numel ()) | |
| 1175 { | |
| 1176 Matrix t1 = kids; | |
| 1177 Matrix t2 = new_kids; | |
| 1178 | |
| 1179 t1.qsort (compare); | |
| 1180 t2.qsort (compare); | |
| 1181 | |
| 1182 if (t1 != t2) | |
| 1183 ok = false; | |
| 1184 } else | |
| 1185 ok = false; | |
| 1186 | |
| 1187 if (! ok) | |
| 1188 error ("set: new children must be a permutation of existing children"); | |
| 1189 } | |
| 1190 else | |
| 1191 { | |
| 1192 ok = false; | |
| 1193 error ("set: expecting children to be array of graphics handles"); | |
| 1194 } | |
| 1195 | |
| 1196 return ok ? new_kids : kids; | |
| 1197 } | |
| 1198 | |
| 6705 | 1199 void |
| 1200 base_properties::set_from_list (base_graphics_object& obj, | |
| 1201 property_list& defaults) | |
| 6406 | 1202 { |
| 6705 | 1203 std::string go_name = graphics_object_name (); |
| 6406 | 1204 |
| 6705 | 1205 property_list::plist_map_const_iterator p = defaults.find (go_name); |
| 6406 | 1206 |
| 6705 | 1207 if (p != defaults.end ()) |
| 1208 { | |
| 1209 const property_list::pval_map_type pval_map = p->second; | |
| 6406 | 1210 |
| 6705 | 1211 for (property_list::pval_map_const_iterator q = pval_map.begin (); |
| 1212 q != pval_map.end (); | |
| 1213 q++) | |
| 1214 { | |
| 1215 std::string pname = q->first; | |
| 6406 | 1216 |
| 6705 | 1217 obj.set (pname, q->second); |
| 6406 | 1218 |
| 6705 | 1219 if (error_state) |
| 1220 { | |
| 1221 error ("error setting default property %s", pname.c_str ()); | |
| 1222 break; | |
| 1223 } | |
| 1224 } | |
| 1225 } | |
| 1226 } | |
| 6406 | 1227 |
| 7363 | 1228 octave_value |
| 1229 base_properties::get (const caseless_str& name) const | |
| 1230 { | |
| 1231 octave_value retval; | |
| 1232 | |
| 1233 if (name.compare ("tag")) | |
| 1234 retval = get_tag (); | |
| 1235 else if (name.compare ("type")) | |
| 1236 retval = get_type (); | |
| 1237 else if (name.compare ("__modified__")) | |
| 1238 retval = is_modified (); | |
| 1239 else if (name.compare ("parent")) | |
| 1240 retval = get_parent ().as_octave_value (); | |
| 1241 else if (name.compare ("children")) | |
| 1242 retval = children; | |
| 7366 | 1243 else if (name.compare ("busyaction")) |
| 1244 retval = get_busyaction (); | |
| 1245 else if (name.compare ("buttondownfcn")) | |
| 1246 retval = get_buttondownfcn (); | |
| 1247 else if (name.compare ("clipping")) | |
| 1248 retval = get_clipping (); | |
| 1249 else if (name.compare ("createfcn")) | |
| 1250 retval = get_createfcn (); | |
| 1251 else if (name.compare ("deletefcn")) | |
| 1252 retval = get_deletefcn (); | |
| 1253 else if (name.compare ("handlevisibility")) | |
| 1254 retval = get_handlevisibility (); | |
| 1255 else if (name.compare ("hittest")) | |
| 1256 retval = get_hittest (); | |
| 1257 else if (name.compare ("interruptible")) | |
| 1258 retval = get_interruptible (); | |
| 1259 else if (name.compare ("selected")) | |
| 1260 retval = get_selected (); | |
| 1261 else if (name.compare ("selectionhighlight")) | |
| 1262 retval = get_selectionhighlight (); | |
| 1263 else if (name.compare ("uicontextmenu")) | |
| 1264 retval = get_uicontextmenu (); | |
| 1265 else if (name.compare ("userdata")) | |
| 1266 retval = get_userdata (); | |
| 1267 else if (name.compare ("visible")) | |
| 1268 retval = get_visible (); | |
| 7403 | 1269 else if (name.compare ("beingdeleted")) |
| 1270 retval = get_beingdeleted (); | |
| 7363 | 1271 else |
| 1272 { | |
| 1273 std::map<caseless_str, property>::const_iterator it = all_props.find (name); | |
| 1274 | |
| 1275 if (it != all_props.end ()) | |
| 1276 retval = it->second.get (); | |
| 1277 else | |
| 1278 error ("get: unknown property \"%s\"", name.c_str ()); | |
| 1279 } | |
| 1280 | |
| 1281 return retval; | |
| 1282 } | |
| 1283 | |
| 1284 octave_value | |
| 7379 | 1285 base_properties::get (bool all) const |
| 7363 | 1286 { |
| 1287 Octave_map m; | |
| 1288 | |
| 1289 for (std::map<caseless_str, property>::const_iterator it = all_props.begin (); | |
| 1290 it != all_props.end (); ++it) | |
| 7379 | 1291 if (all || ! it->second.is_hidden ()) |
| 1292 m.assign (it->second.get_name (), it->second.get ()); | |
| 7363 | 1293 |
| 1294 m.assign ("tag", get_tag ()); | |
| 1295 m.assign ("type", get_type ()); | |
| 7379 | 1296 if (all) |
| 1297 m.assign ("__modified__", is_modified ()); | |
| 7363 | 1298 m.assign ("parent", get_parent ().as_octave_value ()); |
| 1299 m.assign ("children", children); | |
| 7366 | 1300 m.assign ("busyaction", get_busyaction ()); |
| 1301 m.assign ("buttondownfcn", get_buttondownfcn ()); | |
| 1302 m.assign ("clipping", get_clipping ()); | |
| 1303 m.assign ("createfcn", get_createfcn ()); | |
| 1304 m.assign ("deletefcn", get_deletefcn ()); | |
| 1305 m.assign ("handlevisibility", get_handlevisibility ()); | |
| 1306 m.assign ("hittest", get_hittest ()); | |
| 1307 m.assign ("interruptible", get_interruptible ()); | |
| 1308 m.assign ("selected", get_selected ()); | |
| 1309 m.assign ("selectionhighlight", get_selectionhighlight ()); | |
| 1310 m.assign ("uicontextmenu", get_uicontextmenu ()); | |
| 1311 m.assign ("userdata", get_userdata ()); | |
| 1312 m.assign ("visible", get_visible ()); | |
| 7403 | 1313 m.assign ("beingdeleted", get_beingdeleted ()); |
| 7363 | 1314 |
| 1315 return m; | |
| 1316 } | |
| 1317 | |
| 1318 void | |
| 1319 base_properties::set (const caseless_str& name, const octave_value& val) | |
| 1320 { | |
| 1321 if (name.compare ("tag")) | |
| 1322 set_tag (val); | |
| 1323 else if (name.compare ("__modified__")) | |
| 1324 __modified__ = val; | |
| 1325 else if (name.compare ("parent")) | |
| 1326 set_parent (val); | |
| 1327 else if (name.compare ("children")) | |
| 1328 maybe_set_children (children, val); | |
| 7366 | 1329 else if (name.compare ("busyaction")) |
| 1330 set_busyaction (val); | |
| 1331 else if (name.compare ("buttondownfcn")) | |
| 1332 set_buttondownfcn (val); | |
| 1333 else if (name.compare ("clipping")) | |
| 1334 set_clipping (val); | |
| 1335 else if (name.compare ("createfcn")) | |
| 1336 set_createfcn (val); | |
| 1337 else if (name.compare ("deletefcn")) | |
| 1338 set_deletefcn (val); | |
| 1339 else if (name.compare ("handlevisibility")) | |
| 1340 set_handlevisibility (val); | |
| 1341 else if (name.compare ("hittest")) | |
| 1342 set_hittest (val); | |
| 1343 else if (name.compare ("interruptible")) | |
| 1344 set_interruptible (val); | |
| 1345 else if (name.compare ("selected")) | |
| 1346 set_selected (val); | |
| 1347 else if (name.compare ("selectionhighlight")) | |
| 1348 set_selectionhighlight (val); | |
| 1349 else if (name.compare ("uicontextmenu")) | |
| 1350 set_uicontextmenu (val); | |
| 1351 else if (name.compare ("userdata")) | |
| 1352 set_userdata (val); | |
| 1353 else if (name.compare ("visible")) | |
| 1354 set_visible (val); | |
| 7363 | 1355 else |
| 1356 { | |
| 1357 std::map<caseless_str, property>::iterator it = all_props.find (name); | |
| 1358 | |
| 1359 if (it != all_props.end ()) | |
| 1360 it->second.set (val); | |
| 1361 else | |
| 1362 error ("set: unknown property \"%s\"", name.c_str ()); | |
| 1363 } | |
| 1364 | |
| 1365 if (! error_state && ! name.compare ("__modified__")) | |
| 1366 mark_modified (); | |
| 1367 } | |
| 1368 | |
| 1369 property | |
| 1370 base_properties::get_property (const caseless_str& name) const | |
| 1371 { | |
| 1372 std::map<caseless_str, property>::const_iterator it = all_props.find (name); | |
| 1373 | |
| 1374 if (it == all_props.end ()) | |
| 1375 return property (); | |
| 1376 else | |
| 1377 return it->second; | |
| 1378 } | |
| 1379 | |
| 6705 | 1380 void |
| 1381 base_properties::remove_child (const graphics_handle& h) | |
| 6406 | 1382 { |
| 6705 | 1383 octave_idx_type k = -1; |
| 1384 octave_idx_type n = children.numel (); | |
| 1385 for (octave_idx_type i = 0; i < n; i++) | |
| 6406 | 1386 { |
| 6874 | 1387 if (h.value () == children(i)) |
| 6406 | 1388 { |
| 6705 | 1389 k = i; |
| 1390 break; | |
| 6406 | 1391 } |
| 1392 } | |
| 1393 | |
| 6705 | 1394 if (k >= 0) |
| 6406 | 1395 { |
| 6705 | 1396 Matrix new_kids (1, n-1); |
| 1397 octave_idx_type j = 0; | |
| 1398 for (octave_idx_type i = 0; i < n; i++) | |
| 1399 { | |
| 1400 if (i != k) | |
| 1401 new_kids(j++) = children(i); | |
| 1402 } | |
| 1403 children = new_kids; | |
| 7378 | 1404 mark_modified (); |
| 6406 | 1405 } |
| 6705 | 1406 } |
| 6406 | 1407 |
| 6836 | 1408 void |
| 1409 base_properties::set_parent (const octave_value& val) | |
| 6705 | 1410 { |
| 1411 double tmp = val.double_value (); | |
| 6406 | 1412 |
| 6705 | 1413 graphics_handle new_parent = octave_NaN; |
| 6406 | 1414 |
| 6705 | 1415 if (! error_state) |
| 1416 { | |
| 1417 new_parent = gh_manager::lookup (tmp); | |
| 6406 | 1418 |
| 7056 | 1419 if (new_parent.ok ()) |
| 6705 | 1420 { |
| 7363 | 1421 graphics_object parent_obj = gh_manager::get_object (get_parent ()); |
| 6406 | 1422 |
| 6705 | 1423 parent_obj.remove_child (__myhandle__); |
| 6406 | 1424 |
| 7363 | 1425 parent = new_parent.as_octave_value (); |
| 6406 | 1426 |
| 7363 | 1427 ::adopt (parent.handle_value (), __myhandle__); |
| 6705 | 1428 } |
| 1429 else | |
| 1430 error ("set: invalid graphics handle (= %g) for parent", tmp); | |
| 1431 } | |
| 1432 else | |
| 1433 error ("set: expecting parent to be a graphics handle"); | |
| 1434 } | |
| 6432 | 1435 |
| 6705 | 1436 void |
| 6836 | 1437 base_properties::mark_modified (void) |
| 1438 { | |
| 7363 | 1439 __modified__ = "on"; |
| 1440 graphics_object parent_obj = gh_manager::get_object (get_parent ()); | |
| 7379 | 1441 if (parent_obj) |
| 1442 parent_obj.mark_modified (); | |
| 6836 | 1443 } |
| 1444 | |
| 1445 void | |
| 1446 base_properties::override_defaults (base_graphics_object& obj) | |
| 1447 { | |
| 7363 | 1448 graphics_object parent_obj = gh_manager::get_object (get_parent ()); |
| 6836 | 1449 parent_obj.override_defaults (obj); |
| 1450 } | |
| 1451 | |
| 1452 void | |
| 7214 | 1453 base_properties::update_axis_limits (const std::string& axis_type) const |
| 1454 { | |
| 7363 | 1455 graphics_handle h = (get_type () == "axes") ? __myhandle__ : get_parent (); |
| 7214 | 1456 |
| 1457 graphics_object obj = gh_manager::get_object (h); | |
| 1458 | |
| 1459 if (obj.isa ("axes")) | |
| 1460 obj.update_axis_limits (axis_type); | |
| 1461 } | |
| 1462 | |
| 1463 void | |
| 6836 | 1464 base_properties::delete_children (void) |
| 1465 { | |
| 1466 octave_idx_type n = children.numel (); | |
| 1467 | |
| 1468 for (octave_idx_type i = 0; i < n; i++) | |
| 1469 gh_manager::free (children(i)); | |
| 1470 } | |
| 1471 | |
| 7419 | 1472 graphics_backend |
| 1473 base_properties::get_backend (void) const | |
| 1474 { | |
| 1475 graphics_object go = gh_manager::get_object (get_parent ()); | |
| 1476 | |
| 1477 if (go) | |
| 1478 return go.get_backend (); | |
| 1479 else | |
| 1480 return graphics_backend (); | |
| 1481 } | |
| 1482 | |
|
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1483 void |
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1484 base_properties::update_boundingbox (void) |
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1485 { |
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1486 Matrix kids = get_children (); |
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1487 |
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1488 for (int i = 0; i < kids.numel (); i++) |
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1489 { |
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1490 graphics_object go = gh_manager::get_object (kids(i)); |
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1491 |
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1492 if (go.valid_object ()) |
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1493 go.get_properties ().update_boundingbox (); |
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1494 } |
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1495 } |
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|
1496 |
| 7363 | 1497 // --------------------------------------------------------------------- |
| 1498 | |
| 7408 | 1499 class gnuplot_backend : public base_graphics_backend |
| 1500 { | |
| 1501 public: | |
| 1502 gnuplot_backend (void) | |
| 1503 : base_graphics_backend ("gnuplot") { } | |
| 1504 | |
| 1505 ~gnuplot_backend (void) { } | |
| 1506 | |
| 1507 bool is_valid (void) const { return true; } | |
| 1508 | |
| 1509 void close_figure (const octave_value& pstream) const | |
| 1510 { | |
| 1511 if (! pstream.is_empty()) | |
| 1512 { | |
| 1513 octave_value_list args; | |
|
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1514 Matrix fids = pstream.matrix_value (); |
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1515 |
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1516 if (! error_state) |
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1517 { |
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1518 args(1) = "\nquit;\n"; |
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1519 args(0) = octave_value (fids (0)); |
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1520 feval ("fputs", args); |
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1521 args.resize (1); |
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1522 feval ("fflush", args); |
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1523 feval ("pclose", args); |
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1524 if (fids.numel () > 1) |
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1525 { |
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1526 args(0) = octave_value (fids (1)); |
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1527 feval ("pclose", args); |
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1528 } |
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1529 } |
| 7408 | 1530 } |
| 1531 } | |
| 1532 | |
| 1533 void redraw_figure (const graphics_handle& fh) const | |
| 1534 { | |
| 1535 octave_value_list args; | |
| 1536 args(0) = fh.as_octave_value (); | |
| 1537 feval ("gnuplot_drawnow", args); | |
| 1538 } | |
| 1539 | |
| 1540 void print_figure (const graphics_handle& fh, const std::string& term, | |
| 1541 const std::string& file, bool mono, | |
| 1542 const std::string& debug_file) const | |
| 1543 { | |
| 1544 octave_value_list args; | |
| 1545 if (! debug_file.empty ()) | |
| 1546 args(4) = debug_file; | |
| 7409 | 1547 args(3) = mono; |
| 1548 args(2) = file; | |
| 1549 args(1) = term; | |
| 1550 args(0) = fh.as_octave_value (); | |
| 7408 | 1551 feval ("gnuplot_drawnow", args); |
| 1552 } | |
| 1553 | |
| 7409 | 1554 Matrix get_canvas_size (const graphics_handle&) const |
| 7427 | 1555 { |
| 1556 Matrix sz (1, 2, 0.0); | |
| 1557 return sz; | |
| 1558 } | |
| 1559 | |
| 1560 double get_screen_resolution (void) const | |
| 1561 { return 72.0; } | |
| 7445 | 1562 |
| 1563 Matrix get_screen_size (void) const | |
| 1564 { return Matrix (1, 2, 0.0); } | |
| 7408 | 1565 }; |
| 1566 | |
| 1567 graphics_backend | |
| 1568 graphics_backend::default_backend (void) | |
| 1569 { | |
| 1570 if (available_backends.size () == 0) | |
| 1571 register_backend (new gnuplot_backend ()); | |
| 1572 | |
| 1573 return available_backends["gnuplot"]; | |
| 1574 } | |
| 1575 | |
| 1576 std::map<std::string, graphics_backend> graphics_backend::available_backends; | |
| 1577 | |
| 1578 // --------------------------------------------------------------------- | |
| 1579 | |
| 7363 | 1580 #include "graphics-props.cc" |
| 1581 | |
| 1582 // --------------------------------------------------------------------- | |
| 1583 | |
| 6836 | 1584 void |
| 7363 | 1585 root_figure::properties::set_currentfigure (const octave_value& v) |
| 6874 | 1586 { |
| 7378 | 1587 graphics_handle val (v); |
| 7363 | 1588 |
| 6874 | 1589 if (error_state) |
| 1590 return; | |
| 1591 | |
| 7059 | 1592 if (xisnan (val.value ()) || is_handle (val)) |
| 6874 | 1593 { |
| 1594 currentfigure = val; | |
| 1595 | |
| 7363 | 1596 gh_manager::push_figure (val); |
| 6874 | 1597 } |
| 1598 else | |
| 1599 gripe_set_invalid ("currentfigure"); | |
| 1600 } | |
| 1601 | |
|
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1602 void |
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1603 root_figure::properties::set_callbackobject (const octave_value& v) |
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1604 { |
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1605 graphics_handle val (v); |
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1606 |
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1607 if (error_state) |
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1608 return; |
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1609 |
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1610 if (xisnan (val.value ())) |
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1611 { |
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1612 if (! cbo_stack.empty ()) |
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1613 { |
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|
1614 val = cbo_stack.front (); |
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1615 |
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1616 cbo_stack.pop_front (); |
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1617 } |
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1618 |
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1619 callbackobject = val; |
|
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1620 } |
|
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1621 else if (is_handle (val)) |
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1622 { |
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1623 if (get_callbackobject ().ok ()) |
|
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1624 cbo_stack.push_front (get_callbackobject ()); |
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1625 |
|
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|
1626 callbackobject = val; |
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1627 } |
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1628 else |
|
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|
1629 gripe_set_invalid ("callbackobject"); |
|
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1630 } |
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|
1631 |
| 6406 | 1632 property_list |
| 1633 root_figure::factory_properties = root_figure::init_factory_properties (); | |
| 1634 | |
| 1635 // --------------------------------------------------------------------- | |
| 1636 | |
| 7363 | 1637 void |
| 1638 figure::properties::set_currentaxes (const octave_value& v) | |
| 1639 { | |
| 7378 | 1640 graphics_handle val (v); |
| 6705 | 1641 |
| 6874 | 1642 if (error_state) |
| 1643 return; | |
| 1644 | |
| 7070 | 1645 if (xisnan (val.value ()) || is_handle (val)) |
| 6874 | 1646 currentaxes = val; |
| 1647 else | |
| 1648 gripe_set_invalid ("currentaxes"); | |
| 1649 } | |
| 1650 | |
| 1651 void | |
| 1652 figure::properties::set_visible (const octave_value& val) | |
| 1653 { | |
| 1654 std::string s = val.string_value (); | |
| 1655 | |
| 1656 if (! error_state) | |
| 1657 { | |
| 1658 if (s == "on") | |
| 1659 xset (0, "currentfigure", __myhandle__.value ()); | |
| 1660 | |
| 1661 visible = val; | |
| 1662 } | |
| 1663 } | |
| 1664 | |
| 1665 void | |
| 7408 | 1666 figure::properties::close (bool pop) |
| 6705 | 1667 { |
| 7408 | 1668 if (backend) |
| 1669 backend.close_figure (get___plot_stream__ ()); | |
| 1670 | |
| 1671 if (pop) | |
| 6406 | 1672 { |
| 7408 | 1673 gh_manager::pop_figure (__myhandle__); |
| 1674 | |
| 1675 graphics_handle cf = gh_manager::current_figure (); | |
| 1676 | |
| 1677 xset (0, "currentfigure", cf.value ()); | |
| 6406 | 1678 } |
| 6705 | 1679 } |
| 6432 | 1680 |
| 7445 | 1681 Matrix |
| 7447 | 1682 figure::properties::get_boundingbox (bool) const |
| 7445 | 1683 { |
| 1684 graphics_backend b = get_backend (); | |
| 1685 // FIXME: screen size should be obtained from root object | |
| 1686 Matrix screen_size = b.get_screen_size (); | |
| 1687 Matrix pos; | |
| 1688 | |
| 1689 pos = convert_position (get_position ().matrix_value (), get_units (), | |
| 1690 "pixels", screen_size, b); | |
| 1691 | |
| 1692 pos(0)--; | |
| 1693 pos(1)--; | |
| 7447 | 1694 pos(1) = screen_size(1) - pos(1) - pos(3); |
| 7445 | 1695 |
| 1696 return pos; | |
| 1697 } | |
| 1698 | |
|
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1699 void |
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1700 figure::properties::set_boundingbox (const Matrix& bb) |
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1701 { |
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1702 graphics_backend b = get_backend (); |
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1703 // FIXME: screen size should be obtained from root object |
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1704 Matrix screen_size = b.get_screen_size (); |
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1705 Matrix pos = bb; |
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1706 |
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1707 pos(1) = screen_size(1) - pos(1) - pos(3); |
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1708 pos(1)++; |
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1709 pos(0)++; |
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1710 pos = convert_position (pos, "pixels", get_units (), screen_size, b); |
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1711 |
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1712 set_position (pos); |
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1713 } |
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1714 |
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1715 void |
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1716 figure::properties::set_position (const octave_value& v) |
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1717 { |
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1718 if (! error_state) |
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1719 { |
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1720 Matrix old_bb, new_bb; |
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1721 |
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1722 old_bb = get_boundingbox (); |
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1723 position = v; |
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1724 new_bb = get_boundingbox (); |
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1725 |
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1726 if (old_bb != new_bb) |
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1727 { |
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1728 // FIXME: maybe this should be converted into a more generic |
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1729 // call like "update_gui (this)" |
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1730 get_backend ().set_figure_position (__myhandle__, new_bb); |
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1731 if (old_bb(2) != new_bb(2) || old_bb(3) != new_bb(3)) |
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1732 { |
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1733 execute_resizefcn (); |
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1734 update_boundingbox (); |
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1735 } |
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1736 } |
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1737 |
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1738 mark_modified (); |
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1739 } |
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1740 } |
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1741 |
| 6836 | 1742 octave_value |
| 7189 | 1743 figure::get_default (const caseless_str& name) const |
| 6836 | 1744 { |
| 1745 octave_value retval = default_properties.lookup (name); | |
| 1746 | |
| 1747 if (retval.is_undefined ()) | |
| 1748 { | |
| 1749 graphics_handle parent = get_parent (); | |
| 1750 graphics_object parent_obj = gh_manager::get_object (parent); | |
| 1751 | |
| 1752 retval = parent_obj.get_default (name); | |
| 1753 } | |
| 1754 | |
| 1755 return retval; | |
| 1756 } | |
| 1757 | |
| 6406 | 1758 // --------------------------------------------------------------------- |
| 1759 | |
| 7363 | 1760 void |
| 1761 axes::properties::set_title (const octave_value& v) | |
| 6962 | 1762 { |
| 7363 | 1763 graphics_handle val = ::reparent (v, "set", "title", __myhandle__, false); |
| 6962 | 1764 |
| 6874 | 1765 if (! error_state) |
| 1766 { | |
| 7363 | 1767 gh_manager::free (title.handle_value ()); |
| 6874 | 1768 title = val; |
| 1769 } | |
| 1770 } | |
| 1771 | |
| 1772 void | |
| 7363 | 1773 axes::properties::set_xlabel (const octave_value& v) |
| 6874 | 1774 { |
| 7363 | 1775 graphics_handle val = ::reparent (v, "set", "xlabel", __myhandle__, false); |
| 6874 | 1776 |
| 1777 if (! error_state) | |
| 1778 { | |
| 7363 | 1779 gh_manager::free (xlabel.handle_value ()); |
| 6874 | 1780 xlabel = val; |
| 1781 } | |
| 1782 } | |
| 1783 | |
| 1784 void | |
| 7363 | 1785 axes::properties::set_ylabel (const octave_value& v) |
| 6874 | 1786 { |
| 7363 | 1787 graphics_handle val = ::reparent (v, "set", "ylabel", __myhandle__, false); |
| 6874 | 1788 |
| 1789 if (! error_state) | |
| 1790 { | |
| 7363 | 1791 gh_manager::free (ylabel.handle_value ()); |
| 6874 | 1792 ylabel = val; |
| 1793 } | |
| 1794 } | |
| 1795 | |
| 1796 void | |
| 7363 | 1797 axes::properties::set_zlabel (const octave_value& v) |
| 6874 | 1798 { |
| 7363 | 1799 graphics_handle val = ::reparent (v, "set", "zlabel", __myhandle__, false); |
| 6874 | 1800 |
| 1801 if (! error_state) | |
| 1802 { | |
| 7363 | 1803 gh_manager::free (zlabel.handle_value ()); |
| 6874 | 1804 zlabel = val; |
| 1805 } | |
| 1806 } | |
| 1807 | |
| 1808 void | |
| 6844 | 1809 axes::properties::set_defaults (base_graphics_object& obj, |
| 6890 | 1810 const std::string& mode) |
| 6705 | 1811 { |
| 7427 | 1812 position = default_axes_position (); |
| 7363 | 1813 title = graphics_handle (); |
| 6705 | 1814 box = "on"; |
| 1815 key = "off"; | |
| 1816 keybox = "off"; | |
| 7363 | 1817 keypos = 1.0; |
| 6962 | 1818 colororder = default_colororder (); |
| 6705 | 1819 dataaspectratio = Matrix (1, 3, 1.0); |
| 1820 dataaspectratiomode = "auto"; | |
| 7363 | 1821 layer = "bottom"; |
| 6705 | 1822 |
| 1823 Matrix tlim (1, 2, 0.0); | |
| 1824 tlim(1) = 1; | |
| 1825 xlim = tlim; | |
| 1826 ylim = tlim; | |
| 1827 zlim = tlim; | |
| 6807 | 1828 |
| 1829 Matrix cl (1, 2, 0); | |
| 1830 cl(1) = 1; | |
| 1831 clim = cl; | |
| 1832 | |
| 7363 | 1833 xlimmode = "auto"; |
| 1834 ylimmode = "auto"; | |
| 1835 zlimmode = "auto"; | |
| 1836 climmode = "auto"; | |
| 1837 xlabel = graphics_handle (); | |
| 1838 ylabel = graphics_handle (); | |
| 1839 zlabel = graphics_handle (); | |
| 6705 | 1840 xgrid = "off"; |
| 1841 ygrid = "off"; | |
| 1842 zgrid = "off"; | |
| 1843 xminorgrid = "off"; | |
| 1844 yminorgrid = "off"; | |
| 1845 zminorgrid = "off"; | |
| 1846 xtick = Matrix (); | |
| 1847 ytick = Matrix (); | |
| 1848 ztick = Matrix (); | |
| 1849 xtickmode = "auto"; | |
| 1850 ytickmode = "auto"; | |
| 1851 ztickmode = "auto"; | |
| 1852 xticklabel = ""; | |
| 1853 yticklabel = ""; | |
| 1854 zticklabel = ""; | |
| 1855 xticklabelmode = "auto"; | |
| 1856 yticklabelmode = "auto"; | |
| 1857 zticklabelmode = "auto"; | |
| 7453 | 1858 color = color_values (1, 1, 1); |
| 7364 | 1859 xcolor = color_values ("black"); |
| 1860 ycolor = color_values ("black"); | |
| 1861 zcolor = color_values ("black"); | |
| 7363 | 1862 xscale = "linear"; |
| 1863 yscale = "linear"; | |
| 1864 zscale = "linear"; | |
| 6705 | 1865 xdir = "normal"; |
| 1866 ydir = "normal"; | |
| 1867 zdir = "normal"; | |
| 7363 | 1868 yaxislocation = "left"; |
| 1869 xaxislocation = "bottom"; | |
| 6705 | 1870 |
| 7427 | 1871 // Note: camera properties will be set through update_transform |
| 1872 camerapositionmode = "auto"; | |
| 1873 cameratargetmode = "auto"; | |
| 1874 cameraupvectormode = "auto"; | |
| 1875 cameraviewanglemode = "auto"; | |
| 1876 plotboxaspectratio = Matrix (1, 3, 1.0); | |
| 1877 drawmode = "normal"; | |
| 1878 fontangle = "normal"; | |
| 1879 fontname = "Helvetica"; | |
| 1880 fontsize = 12; | |
| 1881 fontunits = "points"; | |
| 1882 fontweight = "normal"; | |
|
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1883 gridlinestyle = ":"; |
| 7427 | 1884 linestyleorder = "-"; |
| 1885 linewidth = 0.5; | |
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1886 minorgridlinestyle = ":"; |
| 7427 | 1887 // Note: plotboxaspectratio will be set through update_aspectratiors |
| 1888 plotboxaspectratiomode = "auto"; | |
| 1889 projection = "orthographic"; | |
| 1890 tickdir = "in"; | |
| 1891 tickdirmode = "auto"; | |
| 1892 ticklength = Matrix (1, 2, 0.1); | |
| 1893 tightinset = Matrix (1, 4, 0.0); | |
| 1894 | |
| 1895 sx = "linear"; | |
| 1896 sy = "linear"; | |
| 1897 sz = "linear"; | |
| 1898 | |
| 6705 | 1899 Matrix tview (1, 2, 0.0); |
| 1900 tview(1) = 90; | |
| 1901 view = tview; | |
| 1902 | |
| 6765 | 1903 visible = "on"; |
| 6705 | 1904 nextplot = "replace"; |
| 1905 | |
| 1906 // FIXME -- this is not quite right; we should preserve | |
| 1907 // "position" and "units". | |
| 1908 | |
| 1909 if (mode != "replace") | |
| 1910 { | |
| 6406 | 1911 Matrix touterposition (1, 4, 0.0); |
| 1912 touterposition(2) = 1; | |
| 1913 touterposition(3) = 1; | |
| 1914 outerposition = touterposition; | |
| 1915 } | |
| 1916 | |
| 7363 | 1917 activepositionproperty = "outerposition"; |
| 1918 __colorbar__ = "none"; | |
| 7189 | 1919 |
| 6705 | 1920 delete_children (); |
| 6406 | 1921 |
| 6705 | 1922 children = Matrix (); |
| 6432 | 1923 |
| 7427 | 1924 update_transform (); |
| 1925 | |
| 6705 | 1926 override_defaults (obj); |
| 1927 } | |
| 1928 | |
| 6874 | 1929 graphics_handle |
| 1930 axes::properties::get_title (void) const | |
| 1931 { | |
| 7363 | 1932 if (! title.handle_value ().ok ()) |
| 6874 | 1933 title = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1934 | |
| 7363 | 1935 return title.handle_value (); |
| 6874 | 1936 } |
| 1937 | |
| 1938 graphics_handle | |
| 1939 axes::properties::get_xlabel (void) const | |
| 1940 { | |
| 7363 | 1941 if (! xlabel.handle_value ().ok ()) |
| 6874 | 1942 xlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1943 | |
| 7363 | 1944 return xlabel.handle_value (); |
| 6874 | 1945 } |
| 1946 | |
| 1947 graphics_handle | |
| 1948 axes::properties::get_ylabel (void) const | |
| 1949 { | |
| 7363 | 1950 if (! ylabel.handle_value ().ok ()) |
| 6874 | 1951 ylabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1952 | |
| 7363 | 1953 return ylabel.handle_value (); |
| 6874 | 1954 } |
| 1955 | |
| 1956 graphics_handle | |
| 1957 axes::properties::get_zlabel (void) const | |
| 1958 { | |
| 7363 | 1959 if (! zlabel.handle_value ().ok ()) |
| 6874 | 1960 zlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1961 | |
| 7363 | 1962 return zlabel.handle_value (); |
| 6705 | 1963 } |
| 6406 | 1964 |
| 6705 | 1965 void |
| 6844 | 1966 axes::properties::remove_child (const graphics_handle& h) |
| 6705 | 1967 { |
| 7363 | 1968 if (title.handle_value ().ok () && h == title.handle_value ()) |
| 6705 | 1969 title = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 7363 | 1970 else if (xlabel.handle_value ().ok () && h == xlabel.handle_value ()) |
| 6705 | 1971 xlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 7363 | 1972 else if (ylabel.handle_value ().ok () && h == ylabel.handle_value ()) |
| 6705 | 1973 ylabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 7363 | 1974 else if (zlabel.handle_value ().ok () && h == zlabel.handle_value ()) |
| 6705 | 1975 zlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1976 else | |
| 1977 base_properties::remove_child (h); | |
| 1978 } | |
| 6406 | 1979 |
| 6705 | 1980 void |
| 6844 | 1981 axes::properties::delete_children (void) |
| 6705 | 1982 { |
| 1983 base_properties::delete_children (); | |
| 1984 | |
| 7363 | 1985 gh_manager::free (title.handle_value ()); |
| 1986 gh_manager::free (xlabel.handle_value ()); | |
| 1987 gh_manager::free (ylabel.handle_value ()); | |
| 1988 gh_manager::free (zlabel.handle_value ()); | |
| 6705 | 1989 } |
| 6406 | 1990 |
| 7427 | 1991 inline Matrix |
| 1992 xform_matrix (void) | |
| 1993 { | |
| 1994 Matrix m (4, 4, 0.0); | |
| 1995 for (int i = 0; i < 4; i++) | |
| 1996 m(i,i) = 1; | |
| 1997 return m; | |
| 1998 } | |
| 1999 | |
| 2000 inline ColumnVector | |
| 2001 xform_vector (void) | |
| 2002 { | |
| 2003 ColumnVector v (4, 0.0); | |
| 2004 v(3) = 1; | |
| 2005 return v; | |
| 2006 } | |
| 2007 | |
| 2008 inline ColumnVector | |
| 2009 xform_vector (double x, double y, double z) | |
| 2010 { | |
| 2011 ColumnVector v (4, 1.0); | |
| 2012 v(0) = x; v(1) = y; v(2) = z; | |
| 2013 return v; | |
| 2014 } | |
| 2015 | |
| 2016 inline ColumnVector | |
| 2017 transform (const Matrix& m, double x, double y, double z) | |
| 2018 { | |
| 2019 return (m * xform_vector (x, y, z)); | |
| 2020 } | |
| 2021 | |
| 2022 inline Matrix | |
| 2023 xform_scale (double x, double y, double z) | |
| 2024 { | |
| 2025 Matrix m (4, 4, 0.0); | |
| 2026 m(0,0) = x; m(1,1) = y; m(2,2) = z; m(3,3) = 1; | |
| 2027 return m; | |
| 2028 } | |
| 2029 | |
| 2030 inline Matrix | |
| 2031 xform_translate (double x, double y, double z) | |
| 2032 { | |
| 2033 Matrix m = xform_matrix (); | |
| 2034 m(0,3) = x; m(1,3) = y; m(2,3) = z; m(3,3) = 1; | |
| 2035 return m; | |
| 2036 } | |
| 2037 | |
| 2038 inline void | |
| 2039 scale (Matrix& m, double x, double y, double z) | |
| 2040 { | |
| 2041 m = m * xform_scale (x, y, z); | |
| 2042 } | |
| 2043 | |
| 2044 inline void | |
| 2045 translate (Matrix& m, double x, double y, double z) | |
| 2046 { | |
| 2047 m = m * xform_translate (x, y, z); | |
| 2048 } | |
| 2049 | |
| 2050 inline void | |
| 2051 xform (ColumnVector& v, const Matrix& m) | |
| 2052 { | |
| 2053 v = m*v; | |
| 2054 } | |
| 2055 | |
| 2056 inline void | |
| 2057 scale (ColumnVector& v, double x, double y, double z) | |
| 2058 { | |
| 2059 v(0) *= x; | |
| 2060 v(1) *= y; | |
| 2061 v(2) *= z; | |
| 2062 } | |
| 2063 | |
| 2064 inline void | |
| 2065 translate (ColumnVector& v, double x, double y, double z) | |
| 2066 { | |
| 2067 v(0) += x; | |
| 2068 v(1) += y; | |
| 2069 v(2) += z; | |
| 2070 } | |
| 2071 | |
| 2072 inline void | |
| 2073 normalize (ColumnVector& v) | |
| 2074 { | |
| 2075 double fact = 1.0/sqrt(v(0)*v(0)+v(1)*v(1)+v(2)*v(2)); | |
| 2076 scale (v, fact, fact, fact); | |
| 2077 } | |
| 2078 | |
| 2079 inline double | |
| 2080 dot (const ColumnVector& v1, const ColumnVector& v2) | |
| 2081 { | |
| 2082 return (v1(0)*v2(0)+v1(1)*v2(1)+v1(2)*v2(2)); | |
| 2083 } | |
| 2084 | |
| 2085 inline double | |
| 2086 norm (const ColumnVector& v) | |
| 2087 { | |
| 2088 return sqrt (dot (v, v)); | |
| 2089 } | |
| 2090 | |
| 2091 inline ColumnVector | |
| 2092 cross (const ColumnVector& v1, const ColumnVector& v2) | |
| 2093 { | |
| 2094 ColumnVector r = xform_vector (); | |
| 2095 r(0) = v1(1)*v2(2)-v1(2)*v2(1); | |
| 2096 r(1) = v1(2)*v2(0)-v1(0)*v2(2); | |
| 2097 r(2) = v1(0)*v2(1)-v1(1)*v2(0); | |
| 2098 return r; | |
| 2099 } | |
| 2100 | |
| 2101 inline Matrix | |
| 2102 unit_cube (void) | |
| 2103 { | |
| 2104 static double data[32] = { | |
| 2105 0,0,0,1, | |
| 2106 1,0,0,1, | |
| 2107 0,1,0,1, | |
| 2108 0,0,1,1, | |
| 2109 1,1,0,1, | |
| 2110 1,0,1,1, | |
| 2111 0,1,1,1, | |
| 2112 1,1,1,1}; | |
| 2113 Matrix m (4, 8); | |
| 2114 memcpy (m.fortran_vec (), data, sizeof(double)*32); | |
| 2115 return m; | |
| 2116 } | |
| 2117 | |
| 2118 inline ColumnVector | |
| 2119 cam2xform (const Array<double>& m) | |
| 2120 { | |
| 2121 ColumnVector retval (4, 1.0); | |
| 2122 memcpy (retval.fortran_vec (), m.fortran_vec (), sizeof(double)*3); | |
| 2123 return retval; | |
| 2124 } | |
| 2125 | |
| 2126 inline RowVector | |
| 2127 xform2cam (const ColumnVector& v) | |
| 2128 { | |
| 2129 return v.extract_n (0, 3).transpose (); | |
| 2130 } | |
| 2131 | |
| 2132 void | |
| 2133 axes::properties::update_camera (void) | |
| 2134 { | |
| 2135 double xd = (xdir_is ("normal") ? 1 : -1); | |
| 2136 double yd = (ydir_is ("normal") ? 1 : -1); | |
| 2137 double zd = (zdir_is ("normal") ? 1 : -1); | |
| 2138 | |
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2139 Matrix xlimits = sx.scale (get_xlim ().matrix_value ()); |
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2140 Matrix ylimits = sy.scale (get_ylim ().matrix_value ()); |
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2141 Matrix zlimits = sz.scale (get_zlim ().matrix_value ()); |
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2142 |
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2143 double xo = xlimits(xd > 0 ? 0 : 1); |
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2144 double yo = ylimits(yd > 0 ? 0 : 1); |
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2145 double zo = zlimits(zd > 0 ? 0 : 1); |
| 7427 | 2146 |
| 2147 Matrix pb = get_plotboxaspectratio ().matrix_value (); | |
| 2148 | |
| 2149 bool autocam = (camerapositionmode_is ("auto") | |
| 2150 && cameratargetmode_is ("auto") | |
| 2151 && cameraupvectormode_is ("auto") | |
| 2152 && cameraviewanglemode_is ("auto")); | |
| 2153 bool dowarp = (autocam && dataaspectratiomode_is("auto") | |
| 2154 && plotboxaspectratiomode_is ("auto")); | |
| 2155 | |
| 2156 ColumnVector c_eye (xform_vector ()); | |
| 2157 ColumnVector c_center (xform_vector ()); | |
| 2158 ColumnVector c_upv (xform_vector ()); | |
| 2159 | |
| 2160 if (cameratargetmode_is ("auto")) | |
| 2161 { | |
|
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2162 c_center(0) = (xlimits(0)+xlimits(1))/2; |
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2163 c_center(1) = (ylimits(0)+ylimits(1))/2; |
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2164 c_center(2) = (zlimits(0)+zlimits(1))/2; |
| 7427 | 2165 |
| 2166 cameratarget = xform2cam (c_center); | |
| 2167 } | |
| 2168 else | |
| 2169 c_center = cam2xform (get_cameratarget ().matrix_value ()); | |
| 2170 | |
| 2171 if (camerapositionmode_is ("auto")) | |
| 2172 { | |
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2173 Matrix tview = get_view ().matrix_value (); |
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2174 double az = tview(0), el = tview(1); |
| 7427 | 2175 double d = 5*sqrt(pb(0)*pb(0)+pb(1)*pb(1)+pb(2)*pb(2)); |
| 2176 | |
| 2177 if (el == 90 || el == -90) | |
| 2178 c_eye(2) = d*signum(el); | |
| 2179 else | |
| 2180 { | |
| 2181 az *= M_PI/180.0; | |
| 2182 el *= M_PI/180.0; | |
| 2183 c_eye(0) = d*cos(el)*sin(az); | |
| 2184 c_eye(1) = -d*cos(el)*cos(az); | |
| 2185 c_eye(2) = d*sin(el); | |
| 2186 } | |
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2187 c_eye(0) = c_eye(0)*(xlimits(1)-xlimits(0))/(xd*pb(0))+c_center(0); |
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2188 c_eye(1) = c_eye(1)*(ylimits(1)-ylimits(0))/(yd*pb(1))+c_center(1); |
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2189 c_eye(2) = c_eye(2)*(zlimits(1)-zlimits(0))/(zd*pb(2))+c_center(2); |
| 7427 | 2190 |
| 2191 cameraposition = xform2cam (c_eye); | |
| 2192 } | |
| 2193 else | |
| 2194 c_eye = cam2xform (get_cameraposition ().matrix_value ()); | |
| 2195 | |
| 2196 if (cameraupvectormode_is ("auto")) | |
| 2197 { | |
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2198 Matrix tview = get_view ().matrix_value (); |
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2199 double az = tview(0), el = tview(1); |
| 7427 | 2200 |
| 2201 if (el == 90 || el == -90) | |
| 2202 { | |
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2203 c_upv(0) = -sin(az*M_PI/180.0)*(xlimits(1)-xlimits(0))/pb(0); |
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2204 c_upv(1) = cos(az*M_PI/180.0)*(ylimits(1)-ylimits(0))/pb(1); |
| 7427 | 2205 } |
| 2206 else | |
| 2207 c_upv(2) = 1; | |
| 2208 | |
| 2209 cameraupvector = xform2cam (c_upv); | |
| 2210 } | |
| 2211 else | |
| 2212 c_upv = cam2xform (get_cameraupvector ().matrix_value ()); | |
| 2213 | |
| 2214 Matrix x_view = xform_matrix (); | |
| 2215 Matrix x_projection = xform_matrix (); | |
| 2216 Matrix x_viewport = xform_matrix (); | |
| 2217 Matrix x_normrender = xform_matrix (); | |
| 2218 Matrix x_pre = xform_matrix (); | |
| 2219 | |
| 2220 x_render = xform_matrix (); | |
| 2221 x_render_inv = xform_matrix (); | |
| 2222 | |
| 2223 scale (x_pre, pb(0), pb(1), pb(2)); | |
| 2224 translate (x_pre, -0.5, -0.5, -0.5); | |
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2225 scale (x_pre, xd/(xlimits(1)-xlimits(0)), yd/(ylimits(1)-ylimits(0)), |
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2226 zd/(zlimits(1)-zlimits(0))); |
| 7427 | 2227 translate (x_pre, -xo, -yo, -zo); |
| 2228 | |
| 2229 xform (c_eye, x_pre); | |
| 2230 xform (c_center, x_pre); | |
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2231 scale (c_upv, pb(0)/(xlimits(1)-xlimits(0)), pb(1)/(ylimits(1)-ylimits(0)), |
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2232 pb(2)/(zlimits(1)-zlimits(0))); |
| 7427 | 2233 translate (c_center, -c_eye(0), -c_eye(1), -c_eye(2)); |
| 2234 | |
| 2235 ColumnVector F (c_center), f (F), UP (c_upv); | |
| 2236 normalize (f); | |
| 2237 normalize (UP); | |
| 2238 | |
| 7440 | 2239 if (std::abs (dot (f, UP)) > 1e-15) |
| 7427 | 2240 { |
| 2241 double fa = 1/sqrt(1-f(2)*f(2)); | |
| 2242 scale (UP, fa, fa, fa); | |
| 2243 } | |
| 2244 | |
| 2245 ColumnVector s = cross (f, UP); | |
| 2246 ColumnVector u = cross (s, f); | |
| 2247 | |
| 2248 scale (x_view, 1, 1, -1); | |
| 2249 Matrix l = xform_matrix (); | |
| 2250 l(0,0) = s(0); l(0,1) = s(1); l(0,2) = s(2); | |
| 2251 l(1,0) = u(0); l(1,1) = u(1); l(1,2) = u(2); | |
| 2252 l(2,0) = -f(0); l(2,1) = -f(1); l(2,2) = -f(2); | |
| 2253 x_view = x_view * l; | |
| 2254 translate (x_view, -c_eye(0), -c_eye(1), -c_eye(2)); | |
| 2255 scale (x_view, pb(0), pb(1), pb(2)); | |
| 2256 translate (x_view, -0.5, -0.5, -0.5); | |
| 2257 | |
| 2258 Matrix x_cube = x_view * unit_cube (); | |
| 2259 ColumnVector cmin = x_cube.row_min (), cmax = x_cube.row_max (); | |
| 2260 double xM = cmax(0)-cmin(0); | |
| 2261 double yM = cmax(1)-cmin(1); | |
| 2262 | |
| 7447 | 2263 Matrix bb = get_boundingbox (true); |
| 7427 | 2264 |
| 2265 double v_angle; | |
| 2266 | |
| 2267 if (cameraviewanglemode_is ("auto")) | |
| 2268 { | |
| 2269 double af; | |
| 2270 | |
| 2271 // FIXME: Was this really needed? When compared to Matlab, it | |
| 2272 // does not seem to be required. Need investigation with concrete | |
| 2273 // backend to see results visually. | |
| 2274 if (false && dowarp) | |
| 2275 af = 1.0 / (xM > yM ? xM : yM); | |
| 2276 else | |
| 2277 { | |
| 2278 if ((bb(2)/bb(3)) > (xM/yM)) | |
| 2279 af = 1.0 / yM; | |
| 2280 else | |
| 2281 af = 1.0 / xM; | |
| 2282 } | |
| 2283 v_angle = 2 * (180.0 / M_PI) * atan (1 / (2 * af * norm (F))); | |
| 2284 | |
| 2285 cameraviewangle = v_angle; | |
| 2286 } | |
| 2287 else | |
| 2288 v_angle = get_cameraviewangle (); | |
| 2289 | |
| 2290 double pf = 1 / (2 * tan ((v_angle / 2) * M_PI / 180.0) * norm (F)); | |
| 2291 scale (x_projection, pf, pf, 1); | |
| 2292 | |
| 2293 if (dowarp) | |
| 2294 { | |
| 2295 xM *= pf; | |
| 2296 yM *= pf; | |
| 7447 | 2297 translate (x_viewport, bb(0)+bb(2)/2, bb(1)+bb(3)/2, 0); |
| 7427 | 2298 scale (x_viewport, bb(2)/xM, -bb(3)/yM, 1); |
| 2299 } | |
| 2300 else | |
| 2301 { | |
| 2302 double pix = 1; | |
| 2303 if (autocam) | |
| 2304 { | |
| 2305 if ((bb(2)/bb(3)) > (xM/yM)) | |
| 2306 pix = bb(3); | |
| 2307 else | |
| 2308 pix = bb(2); | |
| 2309 } | |
| 2310 else | |
| 2311 pix = (bb(2) < bb(3) ? bb(2) : bb(3)); | |
| 7447 | 2312 translate (x_viewport, bb(0)+bb(2)/2, bb(1)+bb(3)/2, 0); |
| 7427 | 2313 scale (x_viewport, pix, -pix, 1); |
| 2314 } | |
| 2315 | |
| 2316 x_normrender = x_viewport * x_projection * x_view; | |
| 2317 | |
| 2318 x_cube = x_normrender * unit_cube (); | |
| 2319 cmin = x_cube.row_min (); | |
| 2320 cmax = x_cube.row_max (); | |
| 2321 x_zlim.resize (1, 2); | |
| 2322 x_zlim(0) = cmin(2); | |
| 2323 x_zlim(1) = cmax(2); | |
| 2324 | |
| 2325 x_render = x_normrender; | |
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2326 scale (x_render, xd/(xlimits(1)-xlimits(0)), yd/(ylimits(1)-ylimits(0)), |
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2327 zd/(zlimits(1)-zlimits(0))); |
| 7427 | 2328 translate (x_render, -xo, -yo, -zo); |
| 2329 | |
| 2330 x_viewtransform = x_view; | |
| 2331 x_projectiontransform = x_projection; | |
| 2332 x_viewporttransform = x_viewport; | |
| 2333 x_normrendertransform = x_normrender; | |
| 2334 x_rendertransform = x_render; | |
| 2335 | |
| 2336 x_render_inv = x_render.inverse (); | |
| 2337 | |
| 2338 // Note: these matrices are a slight modified version of the regular | |
| 2339 // matrices, more suited for OpenGL rendering (x_gl_mat1 => light | |
| 2340 // => x_gl_mat2) | |
| 2341 x_gl_mat1 = x_view; | |
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2342 scale (x_gl_mat1, xd/(xlimits(1)-xlimits(0)), yd/(ylimits(1)-ylimits(0)), |
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2343 zd/(zlimits(1)-zlimits(0))); |
| 7427 | 2344 translate (x_gl_mat1, -xo, -yo, -zo); |
| 2345 x_gl_mat2 = x_viewport * x_projection; | |
| 2346 } | |
| 2347 | |
| 2348 void | |
| 2349 axes::properties::update_aspectratios (void) | |
| 2350 { | |
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2351 Matrix xlimits = get_xlim ().matrix_value (); |
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2352 Matrix ylimits = get_ylim ().matrix_value (); |
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2353 Matrix zlimits = get_zlim ().matrix_value (); |
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2354 |
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2355 double dx = (xlimits(1)-xlimits(0)); |
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2356 double dy = (ylimits(1)-ylimits(0)); |
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2357 double dz = (zlimits(1)-zlimits(0)); |
| 7427 | 2358 |
| 2359 if (dataaspectratiomode_is ("auto")) | |
| 2360 { | |
| 2361 double dmin = xmin (xmin (dx, dy), dz); | |
| 2362 Matrix da (1, 3, 0.0); | |
| 2363 | |
| 2364 da(0) = dx/dmin; | |
| 2365 da(1) = dy/dmin; | |
| 2366 da(2) = dz/dmin; | |
| 2367 | |
| 2368 dataaspectratio = da; | |
| 2369 } | |
| 2370 | |
| 2371 if (plotboxaspectratiomode_is ("auto")) | |
| 2372 { | |
| 2373 if (dataaspectratiomode_is ("auto")) | |
| 2374 plotboxaspectratio = Matrix (1, 3, 1.0); | |
| 2375 else | |
| 2376 { | |
| 2377 Matrix da = get_dataaspectratio ().matrix_value (); | |
| 2378 Matrix pba (1, 3, 0.0); | |
| 2379 | |
| 2380 pba(0) = dx/da(0); | |
| 2381 pba(1) = dy/da(1); | |
| 2382 pba(2) = dz/da(2); | |
| 2383 } | |
| 2384 } | |
| 2385 | |
| 2386 // FIXME: if plotboxaspectratiomode is "manual", limits | |
| 2387 // and/or dataaspectratio might be adapted | |
| 2388 } | |
| 2389 | |
| 7447 | 2390 // The INTERNAL flag defines whether position or outerposition is used. |
| 2391 | |
| 7427 | 2392 Matrix |
| 7447 | 2393 axes::properties::get_boundingbox (bool internal) const |
| 7427 | 2394 { |
| 7447 | 2395 graphics_object obj = gh_manager::get_object (get_parent ()); |
| 2396 Matrix parent_bb = obj.get_properties ().get_boundingbox (true); | |
| 2397 Matrix pos = (internal ? | |
| 2398 get_position ().matrix_value () | |
| 2399 : get_outerposition ().matrix_value ()); | |
| 2400 | |
| 2401 | |
| 2402 pos = convert_position (pos, get_units (), "pixels", | |
| 2403 parent_bb.extract_n (0, 2, 1, 2), get_backend ()); | |
| 7427 | 2404 pos(0)--; |
| 2405 pos(1)--; | |
| 7447 | 2406 pos(1) = parent_bb(3) - pos(1) - pos(3); |
| 7427 | 2407 |
| 2408 return pos; | |
| 2409 } | |
| 2410 | |
| 7435 | 2411 ColumnVector |
| 2412 graphics_xform::xform_vector (double x, double y, double z) | |
| 2413 { return ::xform_vector (x, y, z); } | |
| 2414 | |
| 2415 Matrix | |
| 2416 graphics_xform::xform_eye (void) | |
| 2417 { return ::xform_matrix (); } | |
| 2418 | |
| 2419 ColumnVector | |
| 2420 graphics_xform::transform (double x, double y, double z, | |
| 2421 bool use_scale) const | |
| 2422 { | |
| 2423 if (use_scale) | |
| 2424 { | |
| 2425 x = sx.scale (x); | |
| 2426 y = sy.scale (y); | |
| 2427 z = sz.scale (z); | |
| 2428 } | |
| 2429 | |
| 2430 return ::transform (xform, x, y, z); | |
| 2431 } | |
| 2432 | |
| 2433 ColumnVector | |
| 2434 graphics_xform::untransform (double x, double y, double z, | |
| 2435 bool use_scale) const | |
| 2436 { | |
| 2437 ColumnVector v = ::transform (xform_inv, x, y, z); | |
| 2438 | |
| 2439 if (use_scale) | |
| 2440 { | |
| 2441 v(0) = sx.unscale (v(0)); | |
| 2442 v(1) = sy.unscale (v(1)); | |
| 2443 v(2) = sz.unscale (v(2)); | |
| 2444 } | |
| 2445 | |
| 2446 return v; | |
| 2447 } | |
| 2448 | |
| 6836 | 2449 octave_value |
| 7189 | 2450 axes::get_default (const caseless_str& name) const |
| 6836 | 2451 { |
| 2452 octave_value retval = default_properties.lookup (name); | |
| 2453 | |
| 2454 if (retval.is_undefined ()) | |
| 2455 { | |
| 2456 graphics_handle parent = get_parent (); | |
| 2457 graphics_object parent_obj = gh_manager::get_object (parent); | |
| 2458 | |
| 2459 retval = parent_obj.get_default (name); | |
| 2460 } | |
| 2461 | |
| 2462 return retval; | |
| 2463 } | |
| 2464 | |
|
7836
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2465 // FIXME: Remove in case all data_property are converted into |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2466 // array_property |
| 7222 | 2467 static void |
| 2468 check_limit_vals (double& min_val, double& max_val, double& min_pos, | |
| 2469 const data_property& data) | |
| 2470 { | |
| 7267 | 2471 double val = data.min_val (); |
| 2472 if (! (xisinf (val) || xisnan (val)) && val < min_val) | |
| 2473 min_val = val; | |
| 2474 val = data.max_val (); | |
| 2475 if (! (xisinf (val) || xisnan (val)) && val > max_val) | |
| 2476 max_val = val; | |
| 2477 val = data.min_pos (); | |
| 2478 if (! (xisinf (val) || xisnan (val)) && val > 0 && val < min_pos) | |
| 2479 min_pos = val; | |
| 7222 | 2480 } |
| 2481 | |
|
7836
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2482 // FIXME: Maybe this should go into array_property class? |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2483 static void |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2484 check_limit_vals (double& min_val, double& max_val, double& min_pos, |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2485 const array_property& data) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2486 { |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2487 double val = data.min_val (); |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2488 if (! (xisinf (val) || xisnan (val)) && val < min_val) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2489 min_val = val; |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2490 val = data.max_val (); |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2491 if (! (xisinf (val) || xisnan (val)) && val > max_val) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2492 max_val = val; |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2493 val = data.min_pos (); |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2494 if (! (xisinf (val) || xisnan (val)) && val > 0 && val < min_pos) |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2495 min_pos = val; |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2496 } |
|
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2497 |
|
7827
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2498 // magform(x) Returns (a, b), where x = a * 10^b, a >= 1., and b is |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2499 // integral. |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2500 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2501 static void magform (double x, double& a, int& b) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2502 { |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2503 if (x == 0) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2504 { |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2505 a = 0; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2506 b = 0; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2507 } |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2508 else |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2509 { |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2510 double l = std::log10 (std::abs (x)); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2511 double r = std::fmod (l, 1.); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2512 a = std::pow (10.0, r); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2513 b = static_cast<int> (l-r); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2514 if (a < 1) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2515 { |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2516 a *= 10; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2517 b -= 1; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2518 } |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
7824
diff
changeset
|
2519 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2520 if (x < 0) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2521 a = -a; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2522 } |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2523 } |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2524 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2525 // A translation from Tom Holoryd's python code at |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2526 // http://kurage.nimh.nih.gov/tomh/tics.py |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2527 // FIXME -- add log ticks |
|
3584f37eac69
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parents:
7824
diff
changeset
|
2528 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2529 double |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2530 axes::properties::calc_tick_sep (double lo, double hi) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
7824
diff
changeset
|
2531 { |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
7824
diff
changeset
|
2532 int ticint = 5; |
|
3584f37eac69
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parents:
7824
diff
changeset
|
2533 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2534 // Reference: Lewart, C. R., "Algorithms SCALE1, SCALE2, and |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
7824
diff
changeset
|
2535 // SCALE3 for Determination of Scales on Computer Generated |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
7824
diff
changeset
|
2536 // Plots", Communications of the ACM, 10 (1973), 639-640. |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2537 // Also cited as ACM Algorithm 463. |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2538 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2539 double a; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2540 int b, x; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2541 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
7824
diff
changeset
|
2542 magform ((hi-lo)/ticint, a, b); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2543 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2544 static const double sqrt_2 = sqrt (2.0); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2545 static const double sqrt_10 = sqrt (10.0); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
7824
diff
changeset
|
2546 static const double sqrt_50 = sqrt (50.0); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
7824
diff
changeset
|
2547 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2548 if (a < sqrt_2) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
2549 x = 1; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2550 else if (a < sqrt_10) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2551 x = 2; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2552 else if (a < sqrt_50) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2553 x = 5; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2554 else |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2555 x = 10; |
|
3584f37eac69
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diff
changeset
|
2556 |
|
3584f37eac69
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parents:
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diff
changeset
|
2557 return x * std::pow (10., b); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
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parents:
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diff
changeset
|
2558 |
|
3584f37eac69
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parents:
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diff
changeset
|
2559 } |
|
3584f37eac69
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parents:
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diff
changeset
|
2560 |
| 7222 | 2561 // Attempt to make "nice" limits from the actual max and min of the |
| 2562 // data. For log plots, we will also use the smallest strictly positive | |
| 2563 // value. | |
| 2564 | |
|
7827
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|
2565 Matrix |
|
3584f37eac69
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parents:
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diff
changeset
|
2566 axes::properties::get_axis_limits (double xmin, double xmax, double min_pos, bool logscale) |
| 7222 | 2567 { |
| 2568 Matrix retval; | |
| 2569 | |
| 2570 double min_val = xmin; | |
| 2571 double max_val = xmax; | |
| 2572 | |
| 2573 if (! (xisinf (min_val) || xisinf (max_val))) | |
| 2574 { | |
| 2575 if (logscale) | |
| 2576 { | |
| 2577 if (xisinf (min_pos)) | |
| 2578 { | |
| 2579 // warning ("axis: logscale with no positive values to plot"); | |
| 2580 return retval; | |
| 2581 } | |
| 2582 | |
| 2583 if (min_val <= 0) | |
| 2584 { | |
| 2585 warning ("axis: omitting nonpositive data in log plot"); | |
| 2586 min_val = min_pos; | |
| 2587 } | |
| 2588 // FIXME -- maybe this test should also be relative? | |
| 2589 if (std::abs (min_val - max_val) < sqrt (DBL_EPSILON)) | |
| 2590 { | |
| 2591 min_val *= 0.9; | |
| 2592 max_val *= 1.1; | |
| 2593 } | |
| 2594 min_val = pow (10, floor (log10 (min_val))); | |
| 2595 max_val = pow (10, ceil (log10 (max_val))); | |
| 2596 } | |
| 2597 else | |
| 2598 { | |
| 2599 if (min_val == 0 && max_val == 0) | |
| 2600 { | |
| 2601 min_val = -1; | |
| 2602 max_val = 1; | |
| 2603 } | |
| 2604 // FIXME -- maybe this test should also be relative? | |
| 2605 else if (std::abs (min_val - max_val) < sqrt (DBL_EPSILON)) | |
| 2606 { | |
| 2607 min_val -= 0.1 * std::abs (min_val); | |
| 2608 max_val += 0.1 * std::abs (max_val); | |
| 2609 } | |
|
7827
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|
2610 |
|
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changeset
|
2611 double tick_sep = calc_tick_sep (min_val , max_val); |
|
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|
2612 min_val = tick_sep * std::floor (min_val / tick_sep); |
|
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diff
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|
2613 max_val = tick_sep * ceil (max_val / tick_sep); |
| 7222 | 2614 } |
| 2615 } | |
| 2616 | |
| 2617 retval.resize (1, 2); | |
| 2618 | |
| 2619 retval(0) = min_val; | |
| 2620 retval(1) = max_val; | |
| 2621 | |
| 2622 return retval; | |
| 2623 } | |
| 2624 | |
| 7446 | 2625 void |
|
7827
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|
2626 axes::properties::calc_ticks_and_lims (array_property& lims, array_property& ticks, bool limmode_is_auto) |
| 7446 | 2627 { |
|
7827
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|
2628 |
|
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changeset
|
2629 // FIXME -- add log ticks and lims |
| 7446 | 2630 |
| 2631 if (lims.get ().is_empty ()) | |
| 2632 return; | |
| 2633 | |
| 2634 double lo = (lims.get ().matrix_value ()) (0); | |
| 2635 double hi = (lims.get ().matrix_value ()) (1); | |
|
7843
d3dcfdfdc434
handle unsorted limits when calculatin gticks and limits
Shai Ayal <shaiay@users.sourceforge.net>
parents:
7836
diff
changeset
|
2636 // FIXME should this be checked for somewhere else? (i.e. set{x,y,z}lim) |
|
d3dcfdfdc434
handle unsorted limits when calculatin gticks and limits
Shai Ayal <shaiay@users.sourceforge.net>
parents:
7836
diff
changeset
|
2637 if (hi < lo) |
|
d3dcfdfdc434
handle unsorted limits when calculatin gticks and limits
Shai Ayal <shaiay@users.sourceforge.net>
parents:
7836
diff
changeset
|
2638 { |
|
d3dcfdfdc434
handle unsorted limits when calculatin gticks and limits
Shai Ayal <shaiay@users.sourceforge.net>
parents:
7836
diff
changeset
|
2639 double tmp = hi; |
|
d3dcfdfdc434
handle unsorted limits when calculatin gticks and limits
Shai Ayal <shaiay@users.sourceforge.net>
parents:
7836
diff
changeset
|
2640 hi = lo; |
|
d3dcfdfdc434
handle unsorted limits when calculatin gticks and limits
Shai Ayal <shaiay@users.sourceforge.net>
parents:
7836
diff
changeset
|
2641 lo = tmp; |
|
d3dcfdfdc434
handle unsorted limits when calculatin gticks and limits
Shai Ayal <shaiay@users.sourceforge.net>
parents:
7836
diff
changeset
|
2642 } |
|
7827
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2643 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2644 double tick_sep = calc_tick_sep (lo , hi); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2645 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2646 int i1 = static_cast<int> (std::floor (lo / tick_sep)); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2647 int i2 = static_cast<int> (std::ceil (hi / tick_sep)); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2648 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2649 if (limmode_is_auto) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2650 { |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2651 // adjust limits to include min and max tics |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2652 Matrix tmp_lims (1,2); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2653 tmp_lims(0) = tick_sep * i1; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2654 tmp_lims(1) = tick_sep * i2; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2655 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2656 lims = tmp_lims; |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2657 } |
| 7446 | 2658 else |
|
7827
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2659 { |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2660 // adjust min and max tics if they are out of limits |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2661 i1 = static_cast<int> (std::ceil (lo / tick_sep)); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2662 i2 = static_cast<int> (std::floor (hi / tick_sep)); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2663 } |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2664 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2665 Matrix tmp_ticks (1, i2-i1+1); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2666 for (int i = 0; i <= i2-i1; i++) |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2667 tmp_ticks (i) = tick_sep * (i+i1); |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2668 |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2669 ticks = tmp_ticks; |
| 7446 | 2670 } |
| 2671 | |
| 7222 | 2672 static bool updating_axis_limits = false; |
| 2673 | |
| 7214 | 2674 void |
| 7222 | 2675 axes::update_axis_limits (const std::string& axis_type) |
| 7214 | 2676 { |
| 7222 | 2677 if (updating_axis_limits) |
| 2678 return; | |
| 2679 | |
| 2680 Matrix kids = xproperties.get_children (); | |
| 2681 | |
| 2682 octave_idx_type n = kids.numel (); | |
| 2683 | |
| 2684 double min_val = octave_Inf; | |
| 2685 double max_val = -octave_Inf; | |
| 2686 double min_pos = octave_Inf; | |
| 2687 | |
| 2688 char update_type = 0; | |
| 2689 | |
| 2690 Matrix limits; | |
| 2691 | |
| 2692 if (axis_type == "xdata" || axis_type == "xscale" | |
| 2693 || axis_type == "xldata" || axis_type == "xudata" | |
| 2694 || axis_type == "xlimmode") | |
| 2695 { | |
| 7363 | 2696 if (xproperties.xlimmode_is ("auto")) |
| 7222 | 2697 { |
| 2698 for (octave_idx_type i = 0; i < n; i++) | |
| 2699 { | |
| 2700 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2701 | |
| 2702 if (obj.isa ("line") || obj.isa ("image") | |
| 2703 || obj.isa ("patch") || obj.isa ("surface")) | |
| 2704 { | |
| 7363 | 2705 data_property xdata = obj.get_xdata_property (); |
| 7222 | 2706 |
| 2707 check_limit_vals (min_val, max_val, min_pos, xdata); | |
| 2708 | |
| 2709 if (obj.isa ("line")) | |
| 2710 { | |
| 7363 | 2711 data_property xldata = obj.get_xldata_property (); |
| 2712 data_property xudata = obj.get_xudata_property (); | |
| 7222 | 2713 |
| 2714 check_limit_vals (min_val, max_val, min_pos, xldata); | |
| 2715 check_limit_vals (min_val, max_val, min_pos, xudata); | |
| 2716 } | |
| 2717 } | |
| 2718 } | |
| 2719 | |
|
7827
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2720 limits = xproperties.get_axis_limits (min_val, max_val, min_pos, |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2721 xproperties.xscale_is ("log")); |
| 7222 | 2722 |
| 2723 update_type = 'x'; | |
| 2724 } | |
| 2725 } | |
| 2726 else if (axis_type == "ydata" || axis_type == "yscale" | |
| 2727 || axis_type == "ldata" || axis_type == "udata" | |
| 2728 || axis_type == "ylimmode") | |
| 2729 { | |
| 7363 | 2730 if (xproperties.ylimmode_is ("auto")) |
| 7222 | 2731 { |
| 2732 for (octave_idx_type i = 0; i < n; i++) | |
| 2733 { | |
| 2734 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2735 | |
| 2736 if (obj.isa ("line") || obj.isa ("image") | |
| 2737 || obj.isa ("patch") || obj.isa ("surface")) | |
| 2738 { | |
| 7363 | 2739 data_property ydata = obj.get_ydata_property (); |
| 7222 | 2740 |
| 2741 check_limit_vals (min_val, max_val, min_pos, ydata); | |
| 2742 | |
| 2743 if (obj.isa ("line")) | |
| 2744 { | |
| 7363 | 2745 data_property ldata = obj.get_ldata_property (); |
| 2746 data_property udata = obj.get_udata_property (); | |
| 7222 | 2747 |
| 2748 check_limit_vals (min_val, max_val, min_pos, ldata); | |
| 2749 check_limit_vals (min_val, max_val, min_pos, udata); | |
| 2750 } | |
| 2751 } | |
| 2752 } | |
| 2753 | |
|
7827
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2754 limits = xproperties.get_axis_limits (min_val, max_val, min_pos, |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2755 xproperties.yscale_is ("log")); |
| 7222 | 2756 |
| 2757 update_type = 'y'; | |
| 2758 } | |
| 2759 } | |
| 2760 else if (axis_type == "zdata" || axis_type == "zscale" | |
| 2761 || axis_type == "zlimmode") | |
| 2762 { | |
| 7363 | 2763 if (xproperties.zlimmode_is ("auto")) |
| 7222 | 2764 { |
| 2765 for (octave_idx_type i = 0; i < n; i++) | |
| 2766 { | |
| 2767 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2768 | |
| 2769 if (obj.isa ("line") || obj.isa ("patch") || obj.isa ("surface")) | |
| 2770 { | |
| 7363 | 2771 data_property zdata = obj.get_zdata_property (); |
| 7222 | 2772 |
| 2773 check_limit_vals (min_val, max_val, min_pos, zdata); | |
| 2774 } | |
| 2775 } | |
| 2776 | |
|
7827
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2777 limits = xproperties.get_axis_limits (min_val, max_val, min_pos, |
|
3584f37eac69
better tick and limit handling, still missing logscale support
Shai Ayal <shaiay@sourceforge.net>
parents:
7824
diff
changeset
|
2778 xproperties.zscale_is ("log")); |
| 7222 | 2779 |
| 2780 update_type = 'z'; | |
| 2781 } | |
| 2782 } | |
| 2783 else if (axis_type == "cdata" || axis_type == "climmode") | |
| 2784 { | |
| 7363 | 2785 if (xproperties.climmode_is ("auto")) |
| 7222 | 2786 { |
| 2787 for (octave_idx_type i = 0; i < n; i++) | |
| 2788 { | |
| 2789 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2790 | |
| 2791 if (obj.isa ("image") || obj.isa ("patch") || obj.isa ("surface")) | |
| 2792 { | |
|
7836
4fb2db9c87dd
Turn cdata properties into array_property. Add min/max computation to array_property.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7835
diff
changeset
|
2793 array_property cdata = obj.get_cdata_property (); |
| 7222 | 2794 |
| 2795 check_limit_vals (min_val, max_val, min_pos, cdata); | |
| 2796 } | |
| 2797 } | |
| 2798 | |
| 2799 if (min_val == max_val) | |
| 2800 max_val = min_val + 1; | |
| 2801 | |
| 2802 limits.resize (1, 2); | |
| 2803 | |
| 2804 limits(0) = min_val; | |
| 2805 limits(1) = max_val; | |
| 2806 | |
| 2807 update_type = 'c'; | |
| 2808 } | |
| 2809 | |
| 2810 } | |
| 2811 | |
| 2812 unwind_protect_bool (updating_axis_limits); | |
| 2813 updating_axis_limits = true; | |
| 2814 | |
| 2815 switch (update_type) | |
| 2816 { | |
| 2817 case 'x': | |
| 2818 xproperties.set_xlim (limits); | |
| 2819 xproperties.set_xlimmode ("auto"); | |
| 7446 | 2820 xproperties.update_xlim (); |
| 7222 | 2821 break; |
| 2822 | |
| 2823 case 'y': | |
| 2824 xproperties.set_ylim (limits); | |
| 2825 xproperties.set_ylimmode ("auto"); | |
| 7446 | 2826 xproperties.update_ylim (); |
| 7222 | 2827 break; |
| 2828 | |
| 2829 case 'z': | |
| 2830 xproperties.set_zlim (limits); | |
| 2831 xproperties.set_zlimmode ("auto"); | |
| 7446 | 2832 xproperties.update_zlim (); |
| 7222 | 2833 break; |
| 2834 | |
| 2835 case 'c': | |
| 2836 xproperties.set_clim (limits); | |
| 2837 xproperties.set_climmode ("auto"); | |
| 2838 break; | |
| 2839 | |
| 2840 default: | |
| 2841 break; | |
| 2842 } | |
| 2843 | |
| 7427 | 2844 xproperties.update_transform (); |
| 2845 | |
| 7222 | 2846 unwind_protect::run (); |
| 7214 | 2847 } |
| 2848 | |
| 7363 | 2849 // --------------------------------------------------------------------- |
| 2850 | |
| 2851 // Note: "line" code is entirely auto-generated | |
| 6406 | 2852 |
| 2853 // --------------------------------------------------------------------- | |
| 2854 | |
| 7363 | 2855 // Note: "text" code is entirely auto-generated |
| 6406 | 2856 |
| 2857 // --------------------------------------------------------------------- | |
| 2858 | |
| 7363 | 2859 // Note: "image" code is entirely auto-generated |
| 6406 | 2860 |
| 2861 // --------------------------------------------------------------------- | |
| 2862 | |
|
7833
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2863 octave_value |
|
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2864 patch::properties::get_color_data (void) const |
|
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2865 { |
|
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2866 return convert_cdata (*this, get_facevertexcdata (), |
|
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2867 cdatamapping_is ("scaled"), 2); |
|
8ff92634982d
Add initial support for patch rendering through GLU tessellation (no transparency, no border, no markers yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7829
diff
changeset
|
2868 } |
| 6807 | 2869 |
| 2870 // --------------------------------------------------------------------- | |
| 2871 | |
|
7829
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2872 octave_value |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2873 surface::properties::get_color_data (void) const |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2874 { |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2875 return convert_cdata (*this, get_cdata (), cdatamapping_is ("scaled"), 3); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2876 } |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2877 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2878 inline void |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2879 cross_product (double x1, double y1, double z1, |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2880 double x2, double y2, double z2, |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2881 double& x, double& y, double& z) |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2882 { |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2883 x += (y1 * z2 - z1 * y2); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2884 y += (z1 * x2 - x1 * z2); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
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diff
changeset
|
2885 z += (x1 * y2 - y1 * x2); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2886 } |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2887 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2888 void |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2889 surface::properties::update_normals (void) |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2890 { |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
7828
diff
changeset
|
2891 if (normalmode_is ("auto")) |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2892 { |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2893 Matrix x = get_xdata ().matrix_value (); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2894 Matrix y = get_ydata ().matrix_value (); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2895 Matrix z = get_zdata ().matrix_value (); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2896 |
|
8ca8e97e8c0a
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Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2897 int p = z.columns (), q = z.rows (); |
|
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diff
changeset
|
2898 int i1, i2, i3; |
|
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Add rendering interface for surface object (no implementation yet).
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diff
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|
2899 int j1, j2, j3; |
|
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Add rendering interface for surface object (no implementation yet).
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parents:
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changeset
|
2900 |
|
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parents:
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diff
changeset
|
2901 bool x_mat = (x.rows () == q); |
|
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Add rendering interface for surface object (no implementation yet).
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diff
changeset
|
2902 bool y_mat = (y.columns () == p); |
|
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Add rendering interface for surface object (no implementation yet).
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diff
changeset
|
2903 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2904 NDArray n (dim_vector (q, p, 3), 0.0); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2905 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
7828
diff
changeset
|
2906 i1 = i2 = i3 = 0; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2907 j1 = j2 = j3 = 0; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2908 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
7828
diff
changeset
|
2909 // FIXME: normal computation at boundaries |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2910 for (int i = 1; i < (p-1); i++) |
|
8ca8e97e8c0a
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parents:
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diff
changeset
|
2911 { |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2912 if (y_mat) |
|
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Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2913 { |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2914 i1 = i-1; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2915 i2 = i; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2916 i3 = i+1; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2917 } |
|
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Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2918 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2919 for (int j = 1; j < (q-1); j++) |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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|
2920 { |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2921 if (x_mat) |
|
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diff
changeset
|
2922 { |
|
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Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2923 j1 = j-1; |
|
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Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2924 j2 = j; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2925 j3 = j+1; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2926 } |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2927 |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
2928 double& nx = n(j, i, 0); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
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diff
changeset
|
2929 double& ny = n(j, i, 1); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
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|
2930 double& nz = n(j, i, 2); |
|
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changeset
|
2931 |
|
8ca8e97e8c0a
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parents:
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|
2932 cross_product (x(j3,i)-x(j2,i), y(j+1,i2)-y(j,i2), z(j+1,i)-z(j,i), |
|
8ca8e97e8c0a
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parents:
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diff
changeset
|
2933 x(j2,i+1)-x(j2,i), y(j,i3)-y(j,i2), z(j,i+1)-z(i,j), |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2934 nx, ny, nz); |
|
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Add rendering interface for surface object (no implementation yet).
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diff
changeset
|
2935 cross_product (x(j2,i-1)-x(j2,i), y(j,i1)-y(j,i2), z(j,i-1)-z(j,i), |
|
8ca8e97e8c0a
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parents:
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diff
changeset
|
2936 x(j3,i)-x(j2,i), y(j+1,i2)-y(j,i2), z(j+1,i)-z(i,j), |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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parents:
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diff
changeset
|
2937 nx, ny, nz); |
|
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Add rendering interface for surface object (no implementation yet).
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changeset
|
2938 cross_product (x(j1,i)-x(j2,i), y(j-1,i2)-y(j,i2), z(j-1,i)-z(j,i), |
|
8ca8e97e8c0a
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changeset
|
2939 x(j2,i-1)-x(j2,i), y(j,i1)-y(j,i2), z(j,i-1)-z(i,j), |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2940 nx, ny, nz); |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2941 cross_product (x(j2,i+1)-x(j2,i), y(j,i3)-y(j,i2), z(j,i+1)-z(j,i), |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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diff
changeset
|
2942 x(j1,i)-x(j2,i), y(j-1,i2)-y(j,i2), z(j-1,i)-z(i,j), |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2943 nx, ny, nz); |
|
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|
2944 |
|
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Add rendering interface for surface object (no implementation yet).
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changeset
|
2945 double d = - sqrt (nx*nx + ny*ny + nz*nz); |
|
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|
2946 |
|
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Add rendering interface for surface object (no implementation yet).
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changeset
|
2947 nx /= d; |
|
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Add rendering interface for surface object (no implementation yet).
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diff
changeset
|
2948 ny /= d; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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|
2949 nz /= d; |
|
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|
2950 } |
|
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|
2951 } |
|
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changeset
|
2952 |
|
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changeset
|
2953 vertexnormals = n; |
|
8ca8e97e8c0a
Add rendering interface for surface object (no implementation yet).
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changeset
|
2954 } |
|
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changeset
|
2955 } |
| 6406 | 2956 |
| 2957 // --------------------------------------------------------------------- | |
| 2958 | |
| 2959 octave_value | |
| 7189 | 2960 base_graphics_object::get_default (const caseless_str& name) const |
| 6406 | 2961 { |
| 2962 graphics_handle parent = get_parent (); | |
| 2963 graphics_object parent_obj = gh_manager::get_object (parent); | |
| 2964 | |
| 2965 return parent_obj.get_default (type () + name); | |
| 2966 } | |
| 2967 | |
| 2968 octave_value | |
| 7189 | 2969 base_graphics_object::get_factory_default (const caseless_str& name) const |
| 6406 | 2970 { |
| 2971 graphics_object parent_obj = gh_manager::get_object (0); | |
| 2972 | |
| 2973 return parent_obj.get_factory_default (type () + name); | |
| 2974 } | |
| 2975 | |
| 7286 | 2976 // We use a random value for the handle to avoid issues with plots and |
| 2977 // scalar values for the first argument. | |
| 6406 | 2978 gh_manager::gh_manager (void) |
| 7286 | 2979 : handle_map (), handle_free_list (), |
| 2980 next_handle (-1.0 - (rand () + 1.0) / (RAND_MAX + 2.0)) | |
| 6406 | 2981 { |
| 2982 handle_map[0] = graphics_object (new root_figure ()); | |
|
7847
40b16e04172a
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parents:
7844
diff
changeset
|
2983 |
|
40b16e04172a
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parents:
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diff
changeset
|
2984 // Make sure the default backend is registered. |
|
40b16e04172a
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parents:
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diff
changeset
|
2985 graphics_backend::default_backend (); |
| 6406 | 2986 } |
| 2987 | |
| 2988 graphics_handle | |
| 2989 gh_manager::do_make_graphics_handle (const std::string& go_name, | |
| 7370 | 2990 const graphics_handle& p, bool do_createfcn) |
| 6406 | 2991 { |
| 2992 graphics_handle h = get_handle (go_name); | |
| 2993 | |
| 2994 base_graphics_object *go = 0; | |
| 2995 | |
| 2996 if (go_name == "figure") | |
| 2997 go = new figure (h, p); | |
| 2998 else if (go_name == "axes") | |
| 2999 go = new axes (h, p); | |
| 3000 else if (go_name == "line") | |
| 3001 go = new line (h, p); | |
| 3002 else if (go_name == "text") | |
| 3003 go = new text (h, p); | |
| 3004 else if (go_name == "image") | |
| 3005 go = new image (h, p); | |
| 6807 | 3006 else if (go_name == "patch") |
| 3007 go = new patch (h, p); | |
| 6406 | 3008 else if (go_name == "surface") |
| 3009 go = new surface (h, p); | |
| 3010 if (go) | |
| 7370 | 3011 { |
| 3012 handle_map[h] = graphics_object (go); | |
| 3013 if (do_createfcn) | |
| 3014 go->get_properties ().execute_createfcn (); | |
| 3015 } | |
| 6406 | 3016 else |
| 3017 error ("gh_manager::do_make_graphics_handle: invalid object type `%s'", | |
| 3018 go_name.c_str ()); | |
| 3019 | |
| 3020 return h; | |
| 3021 } | |
| 3022 | |
| 3023 graphics_handle | |
| 3024 gh_manager::do_make_figure_handle (double val) | |
| 3025 { | |
| 3026 graphics_handle h = val; | |
| 3027 | |
| 3028 handle_map[h] = graphics_object (new figure (h, 0)); | |
| 3029 | |
| 3030 return h; | |
| 3031 } | |
| 3032 | |
| 3033 void | |
| 3034 gh_manager::do_push_figure (const graphics_handle& h) | |
| 3035 { | |
| 3036 do_pop_figure (h); | |
| 3037 | |
| 3038 figure_list.push_front (h); | |
| 3039 } | |
| 3040 | |
| 3041 void | |
| 3042 gh_manager::do_pop_figure (const graphics_handle& h) | |
| 3043 { | |
| 3044 for (figure_list_iterator p = figure_list.begin (); | |
| 3045 p != figure_list.end (); | |
| 3046 p++) | |
| 3047 { | |
| 3048 if (*p == h) | |
| 3049 { | |
| 3050 figure_list.erase (p); | |
| 3051 break; | |
| 3052 } | |
| 3053 } | |
| 3054 } | |
| 3055 | |
| 3056 property_list::plist_map_type | |
| 3057 root_figure::init_factory_properties (void) | |
| 3058 { | |
| 3059 property_list::plist_map_type plist_map; | |
| 3060 | |
| 6844 | 3061 plist_map["figure"] = figure::properties::factory_defaults (); |
| 3062 plist_map["axes"] = axes::properties::factory_defaults (); | |
| 3063 plist_map["line"] = line::properties::factory_defaults (); | |
| 3064 plist_map["text"] = text::properties::factory_defaults (); | |
| 3065 plist_map["image"] = image::properties::factory_defaults (); | |
| 3066 plist_map["patch"] = patch::properties::factory_defaults (); | |
| 3067 plist_map["surface"] = surface::properties::factory_defaults (); | |
| 6406 | 3068 |
| 3069 return plist_map; | |
| 3070 } | |
| 3071 | |
| 3072 // --------------------------------------------------------------------- | |
| 3073 | |
| 3074 DEFUN (ishandle, args, , | |
| 3075 "-*- texinfo -*-\n\ | |
| 6678 | 3076 @deftypefn {Built-in Function} {} ishandle (@var{h})\n\ |
| 6406 | 3077 Return true if @var{h} is a graphics handle and false otherwise.\n\ |
| 3078 @end deftypefn") | |
| 3079 { | |
| 3080 octave_value retval; | |
| 3081 | |
| 3082 if (args.length () == 1) | |
| 3083 retval = is_handle (args(0)); | |
| 3084 else | |
| 3085 print_usage (); | |
| 3086 | |
| 3087 return retval; | |
| 3088 } | |
| 3089 | |
| 3090 DEFUN (set, args, , | |
| 3091 "-*- texinfo -*-\n\ | |
| 6678 | 3092 @deftypefn {Built-in Function} {} set (@var{h}, @var{p}, @var{v}, @dots{})\n\ |
| 6732 | 3093 Set the named property value or vector @var{p} to the value @var{v}\n\ |
| 6894 | 3094 for the graphics handle @var{h}.\n\ |
| 6406 | 3095 @end deftypefn") |
| 3096 { | |
| 3097 octave_value retval; | |
| 3098 | |
| 3099 int nargin = args.length (); | |
| 3100 | |
| 3101 if (nargin > 0) | |
| 3102 { | |
| 6732 | 3103 ColumnVector hcv (args(0).vector_value ()); |
| 6406 | 3104 |
| 3105 if (! error_state) | |
| 6732 | 3106 { |
| 6733 | 3107 bool request_drawnow = false; |
| 3108 | |
| 6732 | 3109 for (octave_idx_type n = 0; n < hcv.length (); n++) |
| 3110 { | |
| 3111 graphics_object obj = gh_manager::get_object (hcv(n)); | |
| 6406 | 3112 |
| 6732 | 3113 if (obj) |
| 3114 { | |
| 3115 obj.set (args.splice (0, 1)); | |
| 6406 | 3116 |
| 6733 | 3117 request_drawnow = true; |
| 6732 | 3118 } |
| 3119 else | |
| 6733 | 3120 { |
| 3121 error ("set: invalid handle (= %g)", hcv(n)); | |
| 3122 break; | |
| 3123 } | |
| 6732 | 3124 } |
| 6733 | 3125 |
| 3126 if (! error_state && request_drawnow) | |
| 7409 | 3127 Vdrawnow_requested = true; |
| 6732 | 3128 } |
| 6406 | 3129 else |
| 6732 | 3130 error ("set: expecting graphics handle as first argument"); |
| 6406 | 3131 } |
| 3132 else | |
| 3133 print_usage (); | |
| 3134 | |
| 3135 return retval; | |
| 3136 } | |
| 3137 | |
| 3138 DEFUN (get, args, , | |
| 3139 "-*- texinfo -*-\n\ | |
| 6678 | 3140 @deftypefn {Built-in Function} {} get (@var{h}, @var{p})\n\ |
| 6406 | 3141 Return the named property @var{p} from the graphics handle @var{h}.\n\ |
| 3142 If @var{p} is omitted, return the complete property list for @var{h}.\n\ | |
| 6732 | 3143 If @var{h} is a vector, return a cell array including the property\n\ |
| 3144 values or lists respectively.\n\ | |
| 6406 | 3145 @end deftypefn") |
| 3146 { | |
| 3147 octave_value retval; | |
| 6732 | 3148 octave_value_list vlist; |
| 6406 | 3149 |
| 3150 int nargin = args.length (); | |
| 3151 | |
| 3152 if (nargin == 1 || nargin == 2) | |
| 3153 { | |
| 6732 | 3154 ColumnVector hcv (args(0).vector_value ()); |
| 6406 | 3155 |
| 3156 if (! error_state) | |
| 6732 | 3157 { |
| 6733 | 3158 octave_idx_type len = hcv.length (); |
| 3159 | |
| 3160 vlist.resize (len); | |
| 3161 | |
| 3162 for (octave_idx_type n = 0; n < len; n++) | |
| 6732 | 3163 { |
| 3164 graphics_object obj = gh_manager::get_object (hcv(n)); | |
| 6406 | 3165 |
| 6732 | 3166 if (obj) |
| 3167 { | |
| 3168 if (nargin == 1) | |
| 3169 vlist(n) = obj.get (); | |
| 3170 else | |
| 3171 { | |
| 7189 | 3172 caseless_str property = args(1).string_value (); |
| 6406 | 3173 |
| 6732 | 3174 if (! error_state) |
| 3175 vlist(n) = obj.get (property); | |
| 3176 else | |
| 6733 | 3177 { |
| 3178 error ("get: expecting property name as second argument"); | |
| 3179 break; | |
| 3180 } | |
| 6732 | 3181 } |
| 3182 } | |
| 3183 else | |
| 6733 | 3184 { |
| 3185 error ("get: invalid handle (= %g)", hcv(n)); | |
| 3186 break; | |
| 3187 } | |
| 6732 | 3188 } |
| 3189 } | |
| 6406 | 3190 else |
| 6732 | 3191 error ("get: expecting graphics handle as first argument"); |
| 6406 | 3192 } |
| 3193 else | |
| 3194 print_usage (); | |
| 3195 | |
| 6733 | 3196 if (! error_state) |
| 6732 | 3197 { |
| 6733 | 3198 octave_idx_type len = vlist.length (); |
| 3199 | |
| 3200 if (len > 1) | |
| 3201 retval = Cell (vlist); | |
| 3202 else if (len == 1) | |
| 3203 retval = vlist(0); | |
| 6732 | 3204 } |
| 3205 | |
| 6406 | 3206 return retval; |
| 3207 } | |
| 3208 | |
| 7379 | 3209 DEFUN (__get__, args, , |
| 3210 "-*- texinfo -*-\n\ | |
| 3211 @deftypefn {Built-in Function} {} __get__ (@var{h})\n\ | |
| 3212 Return all properties from the graphics handle @var{h}.\n\ | |
| 3213 If @var{h} is a vector, return a cell array including the property\n\ | |
| 3214 values or lists respectively.\n\ | |
| 3215 @end deftypefn") | |
| 3216 { | |
| 3217 octave_value retval; | |
| 3218 octave_value_list vlist; | |
| 3219 | |
| 3220 int nargin = args.length (); | |
| 3221 | |
| 3222 if (nargin == 1) | |
| 3223 { | |
| 3224 ColumnVector hcv (args(0).vector_value ()); | |
| 3225 | |
| 3226 if (! error_state) | |
| 3227 { | |
| 3228 octave_idx_type len = hcv.length (); | |
| 3229 | |
| 3230 vlist.resize (len); | |
| 3231 | |
| 3232 for (octave_idx_type n = 0; n < len; n++) | |
| 3233 { | |
| 3234 graphics_object obj = gh_manager::get_object (hcv(n)); | |
| 3235 | |
| 3236 if (obj) | |
| 3237 vlist(n) = obj.get (true); | |
| 3238 else | |
| 3239 { | |
| 3240 error ("get: invalid handle (= %g)", hcv(n)); | |
| 3241 break; | |
| 3242 } | |
| 3243 } | |
| 3244 } | |
| 3245 else | |
| 3246 error ("get: expecting graphics handle as first argument"); | |
| 3247 } | |
| 3248 else | |
| 3249 print_usage (); | |
| 3250 | |
| 3251 if (! error_state) | |
| 3252 { | |
| 3253 octave_idx_type len = vlist.length (); | |
| 3254 | |
| 3255 if (len > 1) | |
| 3256 retval = Cell (vlist); | |
| 3257 else if (len == 1) | |
| 3258 retval = vlist(0); | |
| 3259 } | |
| 3260 | |
| 3261 return retval; | |
| 3262 } | |
| 3263 | |
| 6406 | 3264 static octave_value |
| 3265 make_graphics_object (const std::string& go_name, | |
| 6874 | 3266 const octave_value_list& args) |
| 6406 | 3267 { |
| 3268 octave_value retval; | |
| 3269 | |
| 3270 double val = args(0).double_value (); | |
| 3271 | |
| 3272 if (! error_state) | |
| 3273 { | |
| 3274 graphics_handle parent = gh_manager::lookup (val); | |
| 3275 | |
| 7056 | 3276 if (parent.ok ()) |
| 6406 | 3277 { |
| 3278 graphics_handle h | |
| 7370 | 3279 = gh_manager::make_graphics_handle (go_name, parent, false); |
| 6406 | 3280 |
| 3281 if (! error_state) | |
| 3282 { | |
| 3283 adopt (parent, h); | |
| 3284 | |
| 3285 xset (h, args.splice (0, 1)); | |
| 7370 | 3286 xcreatefcn (h); |
| 6406 | 3287 |
| 6874 | 3288 retval = h.value (); |
| 7296 | 3289 |
| 3290 if (! error_state) | |
| 7409 | 3291 Vdrawnow_requested = true; |
| 6406 | 3292 } |
| 3293 else | |
| 3294 error ("__go%s__: unable to create graphics handle", | |
| 3295 go_name.c_str ()); | |
| 3296 } | |
| 3297 else | |
| 3298 error ("__go_%s__: invalid parent", go_name.c_str ()); | |
| 3299 } | |
| 3300 else | |
| 3301 error ("__go_%s__: invalid parent", go_name.c_str ()); | |
| 3302 | |
| 3303 return retval; | |
| 3304 } | |
| 3305 | |
| 3306 DEFUN (__go_figure__, args, , | |
| 3307 "-*- texinfo -*-\n\ | |
| 3308 @deftypefn {Built-in Function} {} __go_figure__ (@var{fignum})\n\ | |
| 6945 | 3309 Undocumented internal function.\n\ |
| 6406 | 3310 @end deftypefn") |
| 3311 { | |
| 3312 octave_value retval; | |
| 3313 | |
| 3314 if (args.length () > 0) | |
| 3315 { | |
| 3316 double val = args(0).double_value (); | |
| 3317 | |
| 3318 if (! error_state) | |
| 3319 { | |
| 3320 if (is_figure (val)) | |
| 3321 { | |
| 3322 graphics_handle h = gh_manager::lookup (val); | |
| 3323 | |
| 3324 xset (h, args.splice (0, 1)); | |
| 3325 | |
| 6874 | 3326 retval = h.value (); |
| 6406 | 3327 } |
| 3328 else | |
| 3329 { | |
| 3330 graphics_handle h = octave_NaN; | |
| 3331 | |
| 3332 if (xisnan (val)) | |
| 7370 | 3333 h = gh_manager::make_graphics_handle ("figure", 0, false); |
| 6406 | 3334 else if (val > 0 && D_NINT (val) == val) |
| 3335 h = gh_manager::make_figure_handle (val); | |
| 3336 else | |
| 3337 error ("__go_figure__: invalid figure number"); | |
| 3338 | |
| 7056 | 3339 if (! error_state && h.ok ()) |
| 6406 | 3340 { |
| 3341 adopt (0, h); | |
| 3342 | |
| 3343 xset (h, args.splice (0, 1)); | |
| 7370 | 3344 xcreatefcn (h); |
| 6406 | 3345 |
| 6874 | 3346 retval = h.value (); |
| 6406 | 3347 } |
| 3348 else | |
| 3349 error ("__go_figure__: failed to create figure handle"); | |
| 3350 } | |
| 3351 } | |
| 3352 else | |
| 3353 error ("__go_figure__: expecting figure number to be double value"); | |
| 3354 } | |
| 3355 else | |
| 3356 print_usage (); | |
| 3357 | |
| 3358 return retval; | |
| 3359 } | |
| 3360 | |
| 3361 #define GO_BODY(TYPE) \ | |
| 3362 octave_value retval; \ | |
| 3363 \ | |
| 3364 if (args.length () > 0) \ | |
| 3365 retval = make_graphics_object (#TYPE, args); \ | |
| 3366 else \ | |
| 3367 print_usage (); \ | |
| 3368 \ | |
| 3369 return retval | |
| 3370 | |
| 3371 DEFUN (__go_axes__, args, , | |
| 3372 "-*- texinfo -*-\n\ | |
| 3373 @deftypefn {Built-in Function} {} __go_axes__ (@var{parent})\n\ | |
| 6945 | 3374 Undocumented internal function.\n\ |
| 6406 | 3375 @end deftypefn") |
| 3376 { | |
| 3377 GO_BODY (axes); | |
| 3378 } | |
| 3379 | |
| 3380 DEFUN (__go_line__, args, , | |
| 3381 "-*- texinfo -*-\n\ | |
| 3382 @deftypefn {Built-in Function} {} __go_line__ (@var{parent})\n\ | |
| 6945 | 3383 Undocumented internal function.\n\ |
| 6406 | 3384 @end deftypefn") |
| 3385 { | |
| 3386 GO_BODY (line); | |
| 3387 } | |
| 3388 | |
| 3389 DEFUN (__go_text__, args, , | |
| 3390 "-*- texinfo -*-\n\ | |
| 3391 @deftypefn {Built-in Function} {} __go_text__ (@var{parent})\n\ | |
| 6945 | 3392 Undocumented internal function.\n\ |
| 6406 | 3393 @end deftypefn") |
| 3394 { | |
| 3395 GO_BODY (text); | |
| 3396 } | |
| 3397 | |
| 3398 DEFUN (__go_image__, args, , | |
| 3399 "-*- texinfo -*-\n\ | |
| 3400 @deftypefn {Built-in Function} {} __go_image__ (@var{parent})\n\ | |
| 6945 | 3401 Undocumented internal function.\n\ |
| 6406 | 3402 @end deftypefn") |
| 3403 { | |
| 3404 GO_BODY (image); | |
| 3405 } | |
| 3406 | |
| 3407 DEFUN (__go_surface__, args, , | |
| 3408 "-*- texinfo -*-\n\ | |
| 3409 @deftypefn {Built-in Function} {} __go_surface__ (@var{parent})\n\ | |
| 6945 | 3410 Undocumented internal function.\n\ |
| 6406 | 3411 @end deftypefn") |
| 3412 { | |
| 3413 GO_BODY (surface); | |
| 3414 } | |
| 3415 | |
| 6807 | 3416 DEFUN (__go_patch__, args, , |
| 3417 "-*- texinfo -*-\n\ | |
| 3418 @deftypefn {Built-in Function} {} __go_patch__ (@var{parent})\n\ | |
| 6945 | 3419 Undocumented internal function.\n\ |
| 6807 | 3420 @end deftypefn") |
| 3421 { | |
| 3422 GO_BODY (patch); | |
| 3423 } | |
| 3424 | |
| 6406 | 3425 DEFUN (__go_delete__, args, , |
| 3426 "-*- texinfo -*-\n\ | |
| 3427 @deftypefn {Built-in Function} {} __go_delete__ (@var{h})\n\ | |
| 6945 | 3428 Undocumented internal function.\n\ |
| 6406 | 3429 @end deftypefn") |
| 3430 { | |
| 3431 octave_value_list retval; | |
| 3432 | |
| 3433 if (args.length () == 1) | |
| 3434 { | |
| 3435 graphics_handle h = octave_NaN; | |
| 3436 | |
| 3437 double val = args(0).double_value (); | |
| 3438 | |
| 3439 if (! error_state) | |
| 3440 { | |
| 3441 h = gh_manager::lookup (val); | |
| 3442 | |
| 7056 | 3443 if (h.ok ()) |
| 6406 | 3444 { |
| 3445 graphics_object obj = gh_manager::get_object (h); | |
| 3446 | |
| 3447 graphics_handle parent_h = obj.get_parent (); | |
| 3448 | |
| 3449 graphics_object parent_obj = gh_manager::get_object (parent_h); | |
| 3450 | |
| 7367 | 3451 // NOTE: free the handle before removing it from its parent's |
| 3452 // children, such that the object's state is correct when | |
| 3453 // the deletefcn callback is executed | |
| 6406 | 3454 |
| 3455 gh_manager::free (h); | |
| 7367 | 3456 |
| 3457 parent_obj.remove_child (h); | |
| 6406 | 3458 } |
| 3459 else | |
| 3460 error ("delete: invalid graphics object (= %g)", val); | |
| 3461 } | |
| 3462 else | |
| 3463 error ("delete: invalid graphics object"); | |
| 3464 } | |
| 3465 else | |
| 3466 print_usage (); | |
| 3467 | |
| 3468 return retval; | |
| 3469 } | |
| 3470 | |
| 3471 DEFUN (__go_axes_init__, args, , | |
| 3472 "-*- texinfo -*-\n\ | |
| 3473 @deftypefn {Built-in Function} {} __go_axes_init__ (@var{h}, @var{mode})\n\ | |
| 6945 | 3474 Undocumented internal function.\n\ |
| 6406 | 3475 @end deftypefn") |
| 3476 { | |
| 3477 octave_value retval; | |
| 3478 | |
| 3479 int nargin = args.length (); | |
| 3480 | |
| 3481 std::string mode = ""; | |
| 3482 | |
| 3483 if (nargin == 2) | |
| 3484 { | |
| 3485 mode = args(1).string_value (); | |
| 3486 | |
| 3487 if (error_state) | |
| 3488 return retval; | |
| 3489 } | |
| 3490 | |
| 3491 if (nargin == 1 || nargin == 2) | |
| 3492 { | |
| 3493 graphics_handle h = octave_NaN; | |
| 3494 | |
| 3495 double val = args(0).double_value (); | |
| 3496 | |
| 3497 if (! error_state) | |
| 3498 { | |
| 3499 h = gh_manager::lookup (val); | |
| 3500 | |
| 7056 | 3501 if (h.ok ()) |
| 6406 | 3502 { |
| 3503 graphics_object obj = gh_manager::get_object (h); | |
| 3504 | |
| 3505 obj.set_defaults (mode); | |
| 3506 } | |
| 3507 else | |
| 3508 error ("__go_axes_init__: invalid graphics object (= %g)", val); | |
| 3509 } | |
| 3510 else | |
| 3511 error ("__go_axes_init__: invalid graphics object"); | |
| 3512 } | |
| 3513 else | |
| 3514 print_usage (); | |
| 3515 | |
| 3516 return retval; | |
| 3517 } | |
| 3518 | |
| 3519 DEFUN (__go_handles__, , , | |
| 3520 "-*- texinfo -*-\n\ | |
| 3521 @deftypefn {Built-in Function} {} __go_handles__ ()\n\ | |
| 6945 | 3522 Undocumented internal function.\n\ |
| 6406 | 3523 @end deftypefn") |
| 3524 { | |
| 6425 | 3525 return octave_value (gh_manager::handle_list ()); |
| 3526 } | |
| 3527 | |
| 3528 DEFUN (__go_figure_handles__, , , | |
| 3529 "-*- texinfo -*-\n\ | |
| 3530 @deftypefn {Built-in Function} {} __go_figure_handles__ ()\n\ | |
| 6945 | 3531 Undocumented internal function.\n\ |
| 6425 | 3532 @end deftypefn") |
| 3533 { | |
| 3534 return octave_value (gh_manager::figure_handle_list ()); | |
| 6406 | 3535 } |
| 3536 | |
|
7835
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3537 DEFUN (available_backends, args, , |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3538 "-*- texinfo -*-\n\ |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3539 @deftypefn {Built-in Function} {} available_backends ()\n\ |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3540 Returns resgistered graphics backends.\n\ |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3541 @end deftypefn") |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3542 { |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3543 return octave_value (graphics_backend::available_backends_list ()); |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3544 } |
|
ca8b97bb952c
added the function available_backends
Shai Ayal <shaiay@sourceforge.net>
parents:
7833
diff
changeset
|
3545 |
| 7409 | 3546 static void |
| 3547 clear_drawnow_request (void *) | |
| 3548 { | |
| 3549 Vdrawnow_requested = false; | |
| 3550 } | |
| 3551 | |
| 7408 | 3552 DEFUN (drawnow, args, , |
| 3553 "-*- texinfo -*-\n\ | |
| 3554 @deftypefn {Built-in Function} {} __go_drawnow__ ()\n\ | |
| 3555 @deftypefnx {Built-in Function} {} __go_drawnow__ (@var{term}, @var{file}, @var{mono}, @var{debug_file})\n\ | |
| 3556 Undocumented internal function.\n\ | |
| 3557 @end deftypefn") | |
| 3558 { | |
| 3559 static int drawnow_executing = 0; | |
| 3560 static bool __go_close_all_registered__ = false; | |
| 3561 | |
| 3562 octave_value retval; | |
| 3563 | |
| 7409 | 3564 unwind_protect::begin_frame ("Fdrawnow"); |
| 3565 unwind_protect::add (clear_drawnow_request); | |
| 3566 | |
| 3567 unwind_protect_int (drawnow_executing); | |
| 3568 | |
| 3569 if (++drawnow_executing <= 1) | |
| 7408 | 3570 { |
| 7409 | 3571 if (! __go_close_all_registered__) |
| 3572 { | |
| 3573 octave_add_atexit_function ("__go_close_all__"); | |
| 3574 | |
| 3575 __go_close_all_registered__ = true; | |
| 3576 } | |
| 3577 | |
| 3578 if (args.length () == 0) | |
| 7408 | 3579 { |
| 7409 | 3580 Matrix hlist = gh_manager::figure_handle_list (); |
| 3581 | |
| 3582 for (int i = 0; ! error_state && i < hlist.length (); i++) | |
| 7408 | 3583 { |
| 7409 | 3584 graphics_handle h = gh_manager::lookup (hlist(i)); |
| 3585 | |
| 3586 if (h.ok () && h != 0) | |
| 7408 | 3587 { |
| 7409 | 3588 graphics_object go = gh_manager::get_object (h); |
| 3589 figure::properties& fprops = dynamic_cast <figure::properties&> (go.get_properties ()); | |
| 3590 | |
| 3591 if (fprops.is_modified ()) | |
| 7408 | 3592 { |
| 7409 | 3593 if (fprops.is_visible ()) |
| 3594 fprops.get_backend ().redraw_figure (h); | |
| 3595 else if (! fprops.get___plot_stream__ ().is_empty ()) | |
| 3596 { | |
| 3597 fprops.close (false); | |
| 3598 fprops.set___plot_stream__ (Matrix ()); | |
| 3599 fprops.set___enhanced__ (false); | |
| 3600 } | |
| 3601 fprops.set_modified (false); | |
| 7408 | 3602 } |
| 3603 } | |
| 3604 } | |
| 3605 } | |
| 7409 | 3606 else if (args.length () >= 2 && args.length () <= 4) |
| 7408 | 3607 { |
| 7409 | 3608 std::string term, file, debug_file; |
| 3609 bool mono; | |
| 3610 | |
| 3611 term = args(0).string_value (); | |
| 7408 | 3612 |
| 3613 if (! error_state) | |
| 3614 { | |
| 7409 | 3615 file = args(1).string_value (); |
| 7408 | 3616 |
| 3617 if (! error_state) | |
| 3618 { | |
| 7409 | 3619 size_t pos = file.find_last_of (file_ops::dir_sep_chars); |
| 3620 | |
| 3621 if (pos != NPOS) | |
| 3622 { | |
| 3623 file_stat fs (file.substr (0, pos)); | |
| 3624 | |
| 3625 if (! (fs && fs.is_dir ())) | |
| 3626 error ("drawnow: nonexistent directory `%s'", | |
| 3627 file.substr (0, pos).c_str ()); | |
| 3628 } | |
| 3629 | |
| 3630 mono = (args.length () >= 3 ? args(2).bool_value () : false); | |
| 7408 | 3631 |
| 3632 if (! error_state) | |
| 3633 { | |
| 7409 | 3634 debug_file = (args.length () > 3 ? args(3).string_value () |
| 3635 : ""); | |
| 3636 | |
| 3637 if (! error_state) | |
| 7408 | 3638 { |
| 7409 | 3639 graphics_handle h = gcf (); |
| 3640 | |
| 3641 if (h.ok ()) | |
| 3642 { | |
| 3643 graphics_object go = gh_manager::get_object (h); | |
| 3644 | |
| 7419 | 3645 go.get_backend () |
| 7409 | 3646 .print_figure (h, term, file, mono, debug_file); |
| 3647 } | |
| 3648 else | |
| 3649 error ("drawnow: nothing to draw"); | |
| 7408 | 3650 } |
| 3651 else | |
| 7409 | 3652 error ("drawnow: invalid debug_file, expected a string value"); |
| 7408 | 3653 } |
| 3654 else | |
| 7409 | 3655 error ("drawnow: invalid colormode, expected a boolean value"); |
| 7408 | 3656 } |
| 3657 else | |
| 7409 | 3658 error ("drawnow: invalid file, expected a string value"); |
| 7408 | 3659 } |
| 3660 else | |
| 7409 | 3661 error ("drawnow: invalid terminal, expected a string value"); |
| 7408 | 3662 } |
| 3663 else | |
| 7409 | 3664 print_usage (); |
| 7408 | 3665 } |
| 7409 | 3666 |
| 3667 unwind_protect::run_frame ("Fdrawnow"); | |
| 7408 | 3668 |
| 3669 return retval; | |
| 3670 } | |
| 3671 | |
| 6595 | 3672 octave_value |
| 7447 | 3673 get_property_from_handle (double handle, const std::string& property, |
| 3674 const std::string& func) | |
| 6595 | 3675 { |
| 3676 graphics_object obj = gh_manager::get_object (handle); | |
| 3677 octave_value retval; | |
| 3678 | |
| 3679 if (obj) | |
| 3680 { | |
| 7189 | 3681 caseless_str p = std::string (property); |
| 6595 | 3682 retval = obj.get (p); |
| 3683 } | |
| 3684 else | |
| 3685 error ("%s: invalid handle (= %g)", func.c_str(), handle); | |
| 3686 | |
| 3687 return retval; | |
| 3688 } | |
| 3689 | |
| 3690 bool | |
| 7447 | 3691 set_property_in_handle (double handle, const std::string& property, |
| 3692 const octave_value& arg, const std::string& func) | |
| 6595 | 3693 { |
| 3694 graphics_object obj = gh_manager::get_object (handle); | |
| 3695 int ret = false; | |
| 3696 | |
| 3697 if (obj) | |
| 3698 { | |
| 7189 | 3699 caseless_str p = std::string (property); |
| 6595 | 3700 obj.set (p, arg); |
| 3701 if (!error_state) | |
| 3702 ret = true; | |
| 3703 } | |
| 3704 else | |
| 3705 error ("%s: invalid handle (= %g)", func.c_str(), handle); | |
| 3706 | |
| 3707 return ret; | |
| 3708 } | |
| 3709 | |
| 6406 | 3710 /* |
| 3711 ;;; Local Variables: *** | |
| 3712 ;;; mode: C++ *** | |
| 3713 ;;; End: *** | |
| 3714 */ |