Mercurial > octave-nkf
annotate src/graphics.cc @ 7822:edbaa13397ee
Implement callbackobject property in root object.
| author | Michael Goffioul <michael.goffioul@gmail.com> |
|---|---|
| date | Thu, 07 Feb 2008 23:00:51 +0100 |
| parents | cb4838d70ab2 |
| children | adb520646d7e |
| 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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parents:
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183 } |
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parents:
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184 |
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parents:
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185 static void |
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parents:
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186 xreset_gcbo (void *) |
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187 { |
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parents:
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188 xset_gcbo (graphics_handle ()); |
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parents:
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189 } |
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parents:
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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 (); | |
| 203 args(1) = data; | |
| 204 | |
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parents:
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205 unwind_protect::begin_frame ("execute_callback"); |
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parents:
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206 unwind_protect::add (xreset_gcbo); |
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207 |
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208 xset_gcbo (h); |
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209 |
| 7367 | 210 BEGIN_INTERRUPT_WITH_EXCEPTIONS; |
| 211 | |
| 212 if (cb.is_function_handle ()) | |
| 213 fcn = cb.function_value (); | |
| 214 else if (cb.is_string ()) | |
| 215 { | |
| 216 std::string s = cb.string_value (); | |
| 217 octave_value f = symbol_table::find_function (s); | |
| 218 int status; | |
| 219 | |
| 220 if (f.is_defined ()) | |
| 221 fcn = f.function_value (); | |
| 222 else | |
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parents:
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223 eval_string (s, false, status); |
| 7367 | 224 } |
| 225 else if (cb.is_cell () && cb.length () > 0 | |
| 226 && (cb.rows () == 1 || cb.columns () == 1) | |
| 227 && cb.cell_value ()(0).is_function_handle ()) | |
| 228 { | |
| 229 Cell c = cb.cell_value (); | |
| 230 | |
| 231 fcn = c(0).function_value (); | |
| 232 if (! error_state) | |
| 233 { | |
| 234 for (int i = 0; i < c.length () ; i++) | |
| 235 args(2+i) = c(i); | |
| 236 } | |
| 237 } | |
| 238 else | |
| 7373 | 239 { |
| 240 std::string nm = cb.class_name (); | |
| 241 error ("trying to execute non-executable object (class = %s)", | |
| 242 nm.c_str ()); | |
| 243 } | |
| 7367 | 244 |
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parents:
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245 if (fcn && ! error_state) |
| 7367 | 246 feval (fcn, args); |
| 247 | |
| 248 END_INTERRUPT_WITH_EXCEPTIONS; | |
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parents:
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249 |
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parents:
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250 unwind_protect::run_frame ("execute_callback"); |
| 7367 | 251 } |
| 252 | |
| 7427 | 253 static Matrix |
| 254 convert_position (const Matrix& pos, const caseless_str& from_units, | |
| 255 const caseless_str& to_units, | |
| 256 const Matrix& parent_dim = Matrix (1, 2, 0.0), | |
| 257 const graphics_backend& backend = graphics_backend ()) | |
| 258 { | |
| 259 Matrix retval (1, 4); | |
| 260 double res = 0; | |
| 261 | |
| 262 if (from_units.compare ("pixels")) | |
| 263 retval = pos; | |
| 264 else if (from_units.compare ("normalized")) | |
| 265 { | |
| 266 retval(0) = pos(0) * parent_dim(0) + 1; | |
| 267 retval(1) = pos(1) * parent_dim(1) + 1; | |
| 268 retval(2) = pos(2) * parent_dim(0); | |
| 269 retval(3) = pos(3) * parent_dim(1); | |
| 270 } | |
| 271 else if (from_units.compare ("characters")) | |
| 272 { | |
| 273 // FIXME: implement this | |
| 274 } | |
| 275 else | |
| 276 { | |
| 277 res = backend.get_screen_resolution (); | |
| 278 | |
| 279 double f = 0.0; | |
| 280 | |
| 281 if (from_units.compare ("points")) | |
| 282 f = res / 72.0; | |
| 283 else if (from_units.compare ("inches")) | |
| 284 f = res; | |
| 285 else if (from_units.compare ("centimeters")) | |
| 286 f = res / 2.54; | |
| 287 | |
| 288 if (f > 0) | |
| 289 { | |
| 290 retval(0) = pos(0) * f + 1; | |
| 291 retval(1) = pos(1) * f + 1; | |
| 292 retval(2) = pos(2) * f; | |
| 293 retval(3) = pos(3) * f; | |
| 294 } | |
| 295 } | |
| 296 | |
| 297 if (! to_units.compare ("pixels")) | |
| 298 { | |
| 299 if (to_units.compare ("normalized")) | |
| 300 { | |
| 301 retval(0) = (retval(0) - 1) / parent_dim(0); | |
| 302 retval(1) = (retval(1) - 1) / parent_dim(1); | |
| 303 retval(2) /= parent_dim(0); | |
| 304 retval(3) /= parent_dim(1); | |
| 305 } | |
| 306 else if (to_units.compare ("characters")) | |
| 307 { | |
| 308 // FIXME: implement this | |
| 309 } | |
| 310 else | |
| 311 { | |
| 312 if (res <= 0) | |
| 313 res = backend.get_screen_resolution (); | |
| 314 | |
| 315 double f = 0.0; | |
| 316 | |
| 317 if (to_units.compare ("points")) | |
| 318 f = res / 72.0; | |
| 319 else if (to_units.compare ("inches")) | |
| 320 f = res; | |
| 321 else if (to_units.compare ("centimeters")) | |
| 322 f = res / 2.54; | |
| 323 | |
| 324 if (f > 0) | |
| 325 { | |
| 326 retval(0) = (retval(0) - 1) / f; | |
| 327 retval(1) = (retval(1) - 1) / f; | |
| 328 retval(2) /= f; | |
| 329 retval(3) /= f; | |
| 330 } | |
| 331 } | |
| 332 } | |
| 333 | |
| 334 return retval; | |
| 335 } | |
| 336 | |
| 6406 | 337 // --------------------------------------------------------------------- |
| 338 | |
| 6705 | 339 radio_values::radio_values (const std::string& opt_string) |
| 6406 | 340 { |
| 6705 | 341 size_t beg = 0; |
| 342 size_t len = opt_string.length (); | |
| 343 bool done = len == 0; | |
| 6681 | 344 |
| 6705 | 345 while (! done) |
| 346 { | |
| 347 size_t end = opt_string.find ('|', beg); | |
| 6681 | 348 |
| 6705 | 349 if (end == std::string::npos) |
| 350 { | |
| 351 end = len; | |
| 352 done = true; | |
| 353 } | |
| 6681 | 354 |
| 6705 | 355 std::string t = opt_string.substr (beg, end-beg); |
| 6681 | 356 |
| 6705 | 357 // Might want more error checking here... |
| 358 if (t[0] == '{') | |
| 359 { | |
| 360 t = t.substr (1, t.length () - 2); | |
| 361 default_val = t; | |
| 362 } | |
| 363 else if (beg == 0) // ensure default value | |
| 364 default_val = t; | |
| 6681 | 365 |
| 6705 | 366 possible_vals.insert (t); |
| 6681 | 367 |
| 6705 | 368 beg = end + 1; |
| 369 } | |
| 370 } | |
| 6681 | 371 |
| 6705 | 372 bool |
| 6761 | 373 color_values::str2rgb (std::string str) |
| 6681 | 374 { |
| 6705 | 375 double tmp_rgb[3] = {0, 0, 0}; |
| 376 bool retval = true; | |
| 6761 | 377 unsigned int len = str.length(); |
| 6681 | 378 |
| 6925 | 379 std::transform (str.begin (), str.end (), str.begin (), tolower); |
| 380 | |
| 6761 | 381 if (str.compare(0, len, "blue", 0, len) == 0) |
| 382 tmp_rgb[2] = 1; | |
| 6925 | 383 else if (str.compare(0, len, "black", 0, len) == 0 || |
| 384 str.compare(0, len, "k", 0, len) == 0) | |
| 6761 | 385 tmp_rgb[0] = tmp_rgb[1] = tmp_rgb[2] = 0; |
| 386 else if (str.compare(0, len, "red", 0, len) == 0) | |
| 387 tmp_rgb[0] = 1; | |
| 388 else if (str.compare(0, len, "green", 0, len) == 0) | |
| 389 tmp_rgb[1] = 1; | |
| 390 else if (str.compare(0, len, "yellow", 0, len) == 0) | |
| 391 tmp_rgb[0] = tmp_rgb[1] = 1; | |
| 392 else if (str.compare(0, len, "magenta", 0, len) == 0) | |
| 393 tmp_rgb[0] = tmp_rgb[2] = 1; | |
| 394 else if (str.compare(0, len, "cyan", 0, len) == 0) | |
| 395 tmp_rgb[1] = tmp_rgb[2] = 1; | |
| 6925 | 396 else if (str.compare(0, len, "white", 0, len) == 0 || |
| 397 str.compare(0, len, "w", 0, len) == 0) | |
| 6761 | 398 tmp_rgb[0] = tmp_rgb[1] = tmp_rgb[2] = 1; |
| 399 else | |
| 400 retval = false; | |
| 6406 | 401 |
| 6705 | 402 if (retval) |
| 403 { | |
| 404 for (int i = 0; i < 3; i++) | |
| 7363 | 405 xrgb(i) = tmp_rgb[i]; |
| 6705 | 406 } |
| 6563 | 407 |
| 6705 | 408 return retval; |
| 409 } | |
| 6681 | 410 |
| 7363 | 411 void |
| 412 color_property::set (const octave_value& val) | |
| 6790 | 413 { |
| 414 if (val.is_string ()) | |
| 415 { | |
| 416 std::string s = val.string_value (); | |
| 417 | |
| 418 if (! s.empty ()) | |
| 419 { | |
| 6898 | 420 if (radio_val.contains (s)) |
| 6790 | 421 { |
| 422 current_val = s; | |
| 423 current_type = radio_t; | |
| 424 } | |
| 425 else | |
| 426 { | |
| 427 color_values col (s); | |
| 428 if (! error_state) | |
| 429 { | |
| 430 color_val = col; | |
| 431 current_type = color_t; | |
| 432 } | |
| 433 else | |
| 7363 | 434 error ("invalid value for color property \"%s\" (value = %s)", |
| 435 get_name ().c_str (), s.c_str ()); | |
| 6790 | 436 } |
| 437 } | |
| 438 else | |
| 7363 | 439 error ("invalid value for color property \"%s\"", |
| 440 get_name ().c_str ()); | |
| 6790 | 441 } |
| 442 else if (val.is_real_matrix ()) | |
| 443 { | |
| 444 Matrix m = val.matrix_value (); | |
| 445 | |
| 446 if (m.numel () == 3) | |
| 447 { | |
| 448 color_values col (m (0), m (1), m(2)); | |
| 449 if (! error_state) | |
| 450 { | |
| 451 color_val = col; | |
| 452 current_type = color_t; | |
| 453 } | |
| 454 } | |
| 455 else | |
| 7363 | 456 error ("invalid value for color property \"%s\"", |
| 457 get_name ().c_str ()); | |
| 6790 | 458 } |
| 459 else | |
| 7363 | 460 error ("invalid value for color property \"%s\"", |
| 461 get_name ().c_str ()); | |
| 6790 | 462 } |
| 463 | |
| 7363 | 464 bool |
| 465 array_property::validate (const octave_value& v) | |
| 466 { | |
| 7364 | 467 bool xok = false; |
| 7363 | 468 |
| 469 // FIXME: should we always support []? | |
| 470 if (v.is_empty () && v.is_double_type ()) | |
| 471 return true; | |
| 472 | |
| 473 // check value type | |
| 474 if (type_constraints.size () > 0) | |
| 475 { | |
| 476 for (std::list<std::string>::const_iterator it = type_constraints.begin (); | |
| 7364 | 477 ! xok && it != type_constraints.end (); ++it) |
| 7363 | 478 if ((*it) == v.type_name ()) |
| 7364 | 479 xok = true; |
| 7363 | 480 } |
| 481 else | |
| 7364 | 482 xok = v.is_double_type (); |
| 7363 | 483 |
| 7364 | 484 if (xok) |
| 7363 | 485 { |
| 486 dim_vector vdims = v.dims (); | |
| 487 int vlen = vdims.length (); | |
| 488 | |
| 7364 | 489 xok = false; |
| 7363 | 490 |
| 491 // check value size | |
| 492 if (size_constraints.size () > 0) | |
| 493 for (std::list<dim_vector>::const_iterator it = size_constraints.begin (); | |
| 7364 | 494 ! xok && it != size_constraints.end (); ++it) |
| 7363 | 495 { |
| 496 dim_vector itdims = (*it); | |
| 497 | |
| 498 if (itdims.length () == vlen) | |
| 499 { | |
| 7364 | 500 xok = true; |
| 7363 | 501 |
| 7364 | 502 for (int i = 0; xok && i < vlen; i++) |
| 7363 | 503 if (itdims(i) >= 0 && itdims(i) != vdims(i)) |
| 7364 | 504 xok = false; |
| 7363 | 505 } |
| 506 } | |
| 507 else | |
| 508 return true; | |
| 509 } | |
| 510 | |
| 7364 | 511 return xok; |
| 7363 | 512 } |
| 513 | |
| 514 void | |
| 515 handle_property::set (const octave_value& v) | |
| 516 { | |
| 517 double dv = v.double_value (); | |
| 518 | |
| 519 if (! error_state) | |
| 520 { | |
| 521 graphics_handle gh = gh_manager::lookup (dv); | |
| 522 | |
| 523 if (xisnan (gh.value ()) || gh.ok ()) | |
| 524 current_val = gh; | |
| 525 else | |
| 526 error ("set: invalid graphics handle (= %g) for property \"%s\"", | |
| 527 dv, get_name ().c_str ()); | |
| 528 } | |
| 529 else | |
| 530 error ("set: invalid graphics handle for property \"%s\"", | |
| 531 get_name ().c_str ()); | |
| 532 } | |
| 533 | |
| 534 bool | |
| 7367 | 535 callback_property::validate (const octave_value& v) const |
| 7363 | 536 { |
| 7367 | 537 // case 1: function handle |
| 538 // case 2: cell array with first element being a function handle | |
| 539 // case 3: string corresponding to known function name | |
| 540 // case 4: evaluatable string | |
| 541 // case 5: empty matrix | |
| 542 | |
| 543 if (v.is_function_handle ()) | |
| 544 return true; | |
| 545 else if (v.is_string ()) | |
| 546 // complete validation will be done at execution-time | |
| 547 return true; | |
| 548 else if (v.is_cell () && v.length () > 0 | |
| 549 && (v.rows() == 1 || v.columns () == 1) | |
| 550 && v.cell_value ()(0).is_function_handle ()) | |
| 551 return true; | |
| 552 else if (v.is_empty ()) | |
| 553 return true; | |
| 554 | |
| 555 return false; | |
| 7363 | 556 } |
| 557 | |
| 558 void | |
| 7367 | 559 callback_property::execute (const octave_value& data) const |
| 7363 | 560 { |
| 7367 | 561 if (callback.is_defined () && ! callback.is_empty ()) |
| 562 execute_callback (callback, get_parent (), data); | |
| 7363 | 563 } |
| 564 | |
| 565 // --------------------------------------------------------------------- | |
| 6681 | 566 |
| 6705 | 567 void |
| 7189 | 568 property_list::set (const caseless_str& name, const octave_value& val) |
| 6681 | 569 { |
| 6705 | 570 size_t offset = 0; |
| 6681 | 571 |
| 6705 | 572 size_t len = name.length (); |
| 6681 | 573 |
| 6705 | 574 if (len > 4) |
| 575 { | |
| 7189 | 576 caseless_str pfx = name.substr (0, 4); |
| 6681 | 577 |
| 6705 | 578 if (pfx.compare ("axes") || pfx.compare ("line") |
| 579 || pfx.compare ("text")) | |
| 580 offset = 4; | |
| 581 else if (len > 5) | |
| 582 { | |
| 583 pfx = name.substr (0, 5); | |
| 6681 | 584 |
| 6807 | 585 if (pfx.compare ("image") || pfx.compare ("patch")) |
| 6705 | 586 offset = 5; |
| 587 else if (len > 6) | |
| 588 { | |
| 589 pfx = name.substr (0, 6); | |
| 6681 | 590 |
| 6705 | 591 if (pfx.compare ("figure")) |
| 592 offset = 6; | |
| 593 else if (len > 7) | |
| 594 { | |
| 595 pfx = name.substr (0, 7); | |
| 6681 | 596 |
| 6705 | 597 if (pfx.compare ("surface")) |
| 598 offset = 7; | |
| 599 } | |
| 600 } | |
| 601 } | |
| 6681 | 602 |
| 6705 | 603 if (offset > 0) |
| 604 { | |
| 605 // FIXME -- should we validate property names and values here? | |
| 6406 | 606 |
| 6705 | 607 std::string pname = name.substr (offset); |
| 6406 | 608 |
| 6705 | 609 std::transform (pfx.begin (), pfx.end (), pfx.begin (), tolower); |
| 610 std::transform (pname.begin (), pname.end (), pname.begin (), tolower); | |
| 6406 | 611 |
| 6705 | 612 bool remove = false; |
| 613 if (val.is_string ()) | |
| 614 { | |
| 7189 | 615 caseless_str tval = val.string_value (); |
| 6406 | 616 |
| 6705 | 617 remove = tval.compare ("remove"); |
| 618 } | |
| 6406 | 619 |
| 6705 | 620 pval_map_type& pval_map = plist_map[pfx]; |
| 6406 | 621 |
| 6705 | 622 if (remove) |
| 623 { | |
| 624 pval_map_iterator p = pval_map.find (pname); | |
| 6406 | 625 |
| 6705 | 626 if (p != pval_map.end ()) |
| 627 pval_map.erase (p); | |
| 628 } | |
| 629 else | |
| 630 pval_map[pname] = val; | |
| 631 } | |
| 632 } | |
| 6406 | 633 |
| 6705 | 634 if (offset == 0) |
| 635 error ("invalid default property specification"); | |
| 636 } | |
| 6406 | 637 |
| 6705 | 638 octave_value |
| 7189 | 639 property_list::lookup (const caseless_str& name) const |
| 6705 | 640 { |
| 641 octave_value retval; | |
| 6406 | 642 |
| 6705 | 643 size_t offset = 0; |
| 6406 | 644 |
| 6705 | 645 size_t len = name.length (); |
| 6406 | 646 |
| 6705 | 647 if (len > 4) |
| 648 { | |
| 7189 | 649 caseless_str pfx = name.substr (0, 4); |
| 6406 | 650 |
| 6705 | 651 if (pfx.compare ("axes") || pfx.compare ("line") |
| 652 || pfx.compare ("text")) | |
| 653 offset = 4; | |
| 654 else if (len > 5) | |
| 655 { | |
| 656 pfx = name.substr (0, 5); | |
| 6406 | 657 |
| 6807 | 658 if (pfx.compare ("image") || pfx.compare ("patch")) |
| 6705 | 659 offset = 5; |
| 660 else if (len > 6) | |
| 661 { | |
| 662 pfx = name.substr (0, 6); | |
| 6406 | 663 |
| 6705 | 664 if (pfx.compare ("figure")) |
| 665 offset = 6; | |
| 666 else if (len > 7) | |
| 667 { | |
| 668 pfx = name.substr (0, 7); | |
| 6406 | 669 |
| 6705 | 670 if (pfx.compare ("surface")) |
| 671 offset = 7; | |
| 672 } | |
| 673 } | |
| 674 } | |
| 6406 | 675 |
| 6705 | 676 if (offset > 0) |
| 677 { | |
| 678 std::string pname = name.substr (offset); | |
| 6406 | 679 |
| 6705 | 680 std::transform (pfx.begin (), pfx.end (), pfx.begin (), tolower); |
| 681 std::transform (pname.begin (), pname.end (), pname.begin (), tolower); | |
| 6406 | 682 |
| 6705 | 683 plist_map_const_iterator p = find (pfx); |
| 6432 | 684 |
| 6705 | 685 if (p != end ()) |
| 686 { | |
| 687 const pval_map_type& pval_map = p->second; | |
| 6406 | 688 |
| 6705 | 689 pval_map_const_iterator q = pval_map.find (pname); |
| 6406 | 690 |
| 6705 | 691 if (q != pval_map.end ()) |
| 692 retval = q->second; | |
| 693 } | |
| 694 } | |
| 695 } | |
| 6406 | 696 |
| 6705 | 697 return retval; |
| 698 } | |
| 6406 | 699 |
| 6705 | 700 Octave_map |
| 701 property_list::as_struct (const std::string& prefix_arg) const | |
| 702 { | |
| 703 Octave_map m; | |
| 6406 | 704 |
| 6705 | 705 for (plist_map_const_iterator p = begin (); p != end (); p++) |
| 706 { | |
| 707 std::string prefix = prefix_arg + p->first; | |
| 6406 | 708 |
| 6705 | 709 const pval_map_type pval_map = p->second; |
| 6406 | 710 |
| 6705 | 711 for (pval_map_const_iterator q = pval_map.begin (); |
| 712 q != pval_map.end (); | |
| 713 q++) | |
| 714 m.assign (prefix + q->first, q->second); | |
| 715 } | |
| 6406 | 716 |
| 6705 | 717 return m; |
| 718 } | |
| 6432 | 719 |
| 6874 | 720 graphics_handle::graphics_handle (const octave_value& a) |
| 721 : val (octave_NaN) | |
| 722 { | |
| 723 if (a.is_empty ()) | |
| 724 /* do nothing */; | |
| 725 else | |
| 726 { | |
| 727 double tval = a.double_value (); | |
| 728 | |
| 729 if (! error_state) | |
| 730 val = tval; | |
| 731 else | |
| 732 error ("invalid graphics handle"); | |
| 733 } | |
| 734 } | |
| 735 | |
| 6705 | 736 void |
| 737 graphics_object::set (const octave_value_list& args) | |
| 738 { | |
| 739 int nargin = args.length (); | |
| 6406 | 740 |
| 6705 | 741 if (nargin == 0) |
| 742 rep->defaults (); | |
| 743 else if (nargin % 2 == 0) | |
| 744 { | |
| 745 for (int i = 0; i < nargin; i += 2) | |
| 746 { | |
| 7189 | 747 caseless_str name = args(i).string_value (); |
| 6406 | 748 |
| 6705 | 749 if (! error_state) |
| 750 { | |
| 751 octave_value val = args(i+1); | |
| 6406 | 752 |
| 6705 | 753 if (val.is_string ()) |
| 754 { | |
| 7189 | 755 caseless_str tval = val.string_value (); |
| 6406 | 756 |
| 6705 | 757 if (tval.compare ("default")) |
| 758 val = get_default (name); | |
| 759 else if (tval.compare ("factory")) | |
| 760 val = get_factory_default (name); | |
| 761 } | |
| 6406 | 762 |
| 6705 | 763 if (error_state) |
| 764 break; | |
| 6406 | 765 |
| 6705 | 766 rep->set (name, val); |
| 767 } | |
| 768 else | |
| 769 error ("set: expecting argument %d to be a property name", i); | |
| 770 } | |
| 771 } | |
| 772 else | |
| 773 error ("set: invalid number of arguments"); | |
| 774 } | |
| 6406 | 775 |
| 776 | |
| 6705 | 777 graphics_handle |
| 778 gh_manager::get_handle (const std::string& go_name) | |
| 779 { | |
| 780 graphics_handle retval; | |
| 6406 | 781 |
| 6705 | 782 if (go_name == "figure") |
| 783 { | |
| 784 // We always want the lowest unused figure number. | |
| 6406 | 785 |
| 6705 | 786 retval = 1; |
| 6425 | 787 |
| 6705 | 788 while (handle_map.find (retval) != handle_map.end ()) |
| 789 retval++; | |
| 790 } | |
| 791 else | |
| 792 { | |
| 793 free_list_iterator p = handle_free_list.begin (); | |
| 6406 | 794 |
| 6705 | 795 if (p != handle_free_list.end ()) |
| 796 { | |
| 797 retval = *p; | |
| 798 handle_free_list.erase (p); | |
| 799 } | |
| 800 else | |
| 7286 | 801 { |
| 802 static double maxrand = RAND_MAX + 2.0; | |
| 803 | |
| 804 retval = graphics_handle (next_handle); | |
| 805 | |
| 7304 | 806 next_handle = ceil (next_handle) - 1.0 - (rand () + 1.0) / maxrand; |
| 7286 | 807 } |
| 6705 | 808 } |
| 6406 | 809 |
| 6705 | 810 return retval; |
| 811 } | |
| 6406 | 812 |
| 6705 | 813 void |
| 814 gh_manager::do_free (const graphics_handle& h) | |
| 815 { | |
| 7056 | 816 if (h.ok ()) |
| 6705 | 817 { |
| 6874 | 818 if (h.value () != 0) |
| 6705 | 819 { |
| 6874 | 820 iterator p = handle_map.find (h); |
| 821 | |
| 822 if (p != handle_map.end ()) | |
| 823 { | |
| 7403 | 824 p->second.get_properties ().set_beingdeleted (true); |
| 825 p->second.get_properties ().execute_deletefcn (); | |
| 7367 | 826 |
| 6874 | 827 handle_map.erase (p); |
| 828 | |
| 829 if (h.value () < 0) | |
| 830 handle_free_list.insert (h); | |
| 831 } | |
| 832 else | |
| 833 error ("graphics_handle::free: invalid object %g", h.value ()); | |
| 6705 | 834 } |
| 835 else | |
| 6874 | 836 error ("graphics_handle::free: can't delete root figure"); |
| 6705 | 837 } |
| 838 } | |
| 6406 | 839 |
| 840 gh_manager *gh_manager::instance = 0; | |
| 841 | |
| 842 static void | |
| 7189 | 843 xset (const graphics_handle& h, const caseless_str& name, |
| 6406 | 844 const octave_value& val) |
| 845 { | |
| 846 graphics_object obj = gh_manager::get_object (h); | |
| 847 obj.set (name, val); | |
| 848 } | |
| 849 | |
| 850 static void | |
| 851 xset (const graphics_handle& h, const octave_value_list& args) | |
| 852 { | |
| 853 if (args.length () > 0) | |
| 854 { | |
| 855 graphics_object obj = gh_manager::get_object (h); | |
| 856 obj.set (args); | |
| 857 } | |
| 858 } | |
| 859 | |
| 860 | |
| 861 static octave_value | |
| 7189 | 862 xget (const graphics_handle& h, const caseless_str& name) |
| 6406 | 863 { |
| 864 graphics_object obj = gh_manager::get_object (h); | |
| 865 return obj.get (name); | |
| 866 } | |
| 867 | |
| 868 static graphics_handle | |
| 869 reparent (const octave_value& ov, const std::string& who, | |
| 870 const std::string& property, const graphics_handle& new_parent, | |
| 871 bool adopt = true) | |
| 872 { | |
| 873 graphics_handle h = octave_NaN; | |
| 874 | |
| 875 double val = ov.double_value (); | |
| 876 | |
| 877 if (! error_state) | |
| 878 { | |
| 879 h = gh_manager::lookup (val); | |
| 880 | |
| 7056 | 881 if (h.ok ()) |
| 6406 | 882 { |
| 883 graphics_object obj = gh_manager::get_object (h); | |
| 884 | |
| 885 graphics_handle parent_h = obj.get_parent (); | |
| 886 | |
| 887 graphics_object parent_obj = gh_manager::get_object (parent_h); | |
| 888 | |
| 889 parent_obj.remove_child (h); | |
| 890 | |
| 891 if (adopt) | |
| 6874 | 892 obj.set ("parent", new_parent.value ()); |
| 6406 | 893 else |
| 894 obj.reparent (new_parent); | |
| 895 } | |
| 896 else | |
| 897 error ("%s: invalid graphics handle (= %g) for %s", | |
| 898 who.c_str (), val, property.c_str ()); | |
| 899 } | |
| 900 else | |
| 901 error ("%s: expecting %s to be a graphics handle", | |
| 902 who.c_str (), property.c_str ()); | |
| 903 | |
| 904 return h; | |
| 905 } | |
| 906 | |
| 907 // This function is NOT equivalent to the scripting language function gcf. | |
| 908 graphics_handle | |
| 909 gcf (void) | |
| 910 { | |
| 911 octave_value val = xget (0, "currentfigure"); | |
| 912 | |
| 913 return val.is_empty () ? octave_NaN : val.double_value (); | |
| 914 } | |
| 915 | |
| 916 // This function is NOT equivalent to the scripting language function gca. | |
| 917 graphics_handle | |
| 918 gca (void) | |
| 919 { | |
| 920 octave_value val = xget (gcf (), "currentaxes"); | |
| 921 | |
| 922 return val.is_empty () ? octave_NaN : val.double_value (); | |
| 923 } | |
| 924 | |
| 925 static void | |
| 926 adopt (const graphics_handle& p, const graphics_handle& h) | |
| 927 { | |
| 928 graphics_object parent_obj = gh_manager::get_object (p); | |
| 929 | |
| 930 parent_obj.adopt (h); | |
| 931 } | |
| 932 | |
| 933 static bool | |
| 7056 | 934 is_handle (const graphics_handle& h) |
| 935 { | |
| 936 return h.ok (); | |
| 937 } | |
| 938 | |
| 939 static bool | |
| 6406 | 940 is_handle (double val) |
| 941 { | |
| 6874 | 942 graphics_handle h = gh_manager::lookup (val); |
| 943 | |
| 944 return h.ok (); | |
| 6406 | 945 } |
| 946 | |
| 947 static bool | |
| 948 is_handle (const octave_value& val) | |
| 949 { | |
| 7142 | 950 return val.is_real_scalar () && is_handle (val.double_value ()); |
| 6406 | 951 } |
| 952 | |
| 953 static bool | |
| 954 is_figure (double val) | |
| 955 { | |
| 956 graphics_object obj = gh_manager::get_object (val); | |
| 957 | |
| 958 return obj && obj.isa ("figure"); | |
| 959 } | |
| 960 | |
| 7370 | 961 static void |
| 962 xcreatefcn (const graphics_handle& h) | |
| 963 { | |
| 964 graphics_object obj = gh_manager::get_object (h); | |
| 965 obj.get_properties ().execute_createfcn (); | |
| 966 } | |
| 967 | |
| 6406 | 968 // --------------------------------------------------------------------- |
| 969 | |
| 970 static int | |
| 971 compare (const void *a_arg, const void *b_arg) | |
| 972 { | |
| 973 double a = *(static_cast<const double *> (a_arg)); | |
| 974 double b = *(static_cast<const double *> (b_arg)); | |
| 975 | |
| 976 return a > b ? 1 : (a < b) ? -1 : 0; | |
| 977 } | |
| 978 | |
| 979 static Matrix | |
| 980 maybe_set_children (const Matrix& kids, const octave_value& val) | |
| 981 { | |
| 982 const Matrix new_kids = val.matrix_value (); | |
| 983 | |
| 984 bool ok = true; | |
| 985 | |
| 986 if (! error_state) | |
| 987 { | |
| 988 if (kids.numel () == new_kids.numel ()) | |
| 989 { | |
| 990 Matrix t1 = kids; | |
| 991 Matrix t2 = new_kids; | |
| 992 | |
| 993 t1.qsort (compare); | |
| 994 t2.qsort (compare); | |
| 995 | |
| 996 if (t1 != t2) | |
| 997 ok = false; | |
| 998 } else | |
| 999 ok = false; | |
| 1000 | |
| 1001 if (! ok) | |
| 1002 error ("set: new children must be a permutation of existing children"); | |
| 1003 } | |
| 1004 else | |
| 1005 { | |
| 1006 ok = false; | |
| 1007 error ("set: expecting children to be array of graphics handles"); | |
| 1008 } | |
| 1009 | |
| 1010 return ok ? new_kids : kids; | |
| 1011 } | |
| 1012 | |
| 6705 | 1013 void |
| 1014 base_properties::set_from_list (base_graphics_object& obj, | |
| 1015 property_list& defaults) | |
| 6406 | 1016 { |
| 6705 | 1017 std::string go_name = graphics_object_name (); |
| 6406 | 1018 |
| 6705 | 1019 property_list::plist_map_const_iterator p = defaults.find (go_name); |
| 6406 | 1020 |
| 6705 | 1021 if (p != defaults.end ()) |
| 1022 { | |
| 1023 const property_list::pval_map_type pval_map = p->second; | |
| 6406 | 1024 |
| 6705 | 1025 for (property_list::pval_map_const_iterator q = pval_map.begin (); |
| 1026 q != pval_map.end (); | |
| 1027 q++) | |
| 1028 { | |
| 1029 std::string pname = q->first; | |
| 6406 | 1030 |
| 6705 | 1031 obj.set (pname, q->second); |
| 6406 | 1032 |
| 6705 | 1033 if (error_state) |
| 1034 { | |
| 1035 error ("error setting default property %s", pname.c_str ()); | |
| 1036 break; | |
| 1037 } | |
| 1038 } | |
| 1039 } | |
| 1040 } | |
| 6406 | 1041 |
| 7363 | 1042 octave_value |
| 1043 base_properties::get (const caseless_str& name) const | |
| 1044 { | |
| 1045 octave_value retval; | |
| 1046 | |
| 1047 if (name.compare ("tag")) | |
| 1048 retval = get_tag (); | |
| 1049 else if (name.compare ("type")) | |
| 1050 retval = get_type (); | |
| 1051 else if (name.compare ("__modified__")) | |
| 1052 retval = is_modified (); | |
| 1053 else if (name.compare ("parent")) | |
| 1054 retval = get_parent ().as_octave_value (); | |
| 1055 else if (name.compare ("children")) | |
| 1056 retval = children; | |
| 7366 | 1057 else if (name.compare ("busyaction")) |
| 1058 retval = get_busyaction (); | |
| 1059 else if (name.compare ("buttondownfcn")) | |
| 1060 retval = get_buttondownfcn (); | |
| 1061 else if (name.compare ("clipping")) | |
| 1062 retval = get_clipping (); | |
| 1063 else if (name.compare ("createfcn")) | |
| 1064 retval = get_createfcn (); | |
| 1065 else if (name.compare ("deletefcn")) | |
| 1066 retval = get_deletefcn (); | |
| 1067 else if (name.compare ("handlevisibility")) | |
| 1068 retval = get_handlevisibility (); | |
| 1069 else if (name.compare ("hittest")) | |
| 1070 retval = get_hittest (); | |
| 1071 else if (name.compare ("interruptible")) | |
| 1072 retval = get_interruptible (); | |
| 1073 else if (name.compare ("selected")) | |
| 1074 retval = get_selected (); | |
| 1075 else if (name.compare ("selectionhighlight")) | |
| 1076 retval = get_selectionhighlight (); | |
| 1077 else if (name.compare ("uicontextmenu")) | |
| 1078 retval = get_uicontextmenu (); | |
| 1079 else if (name.compare ("userdata")) | |
| 1080 retval = get_userdata (); | |
| 1081 else if (name.compare ("visible")) | |
| 1082 retval = get_visible (); | |
| 7403 | 1083 else if (name.compare ("beingdeleted")) |
| 1084 retval = get_beingdeleted (); | |
| 7363 | 1085 else |
| 1086 { | |
| 1087 std::map<caseless_str, property>::const_iterator it = all_props.find (name); | |
| 1088 | |
| 1089 if (it != all_props.end ()) | |
| 1090 retval = it->second.get (); | |
| 1091 else | |
| 1092 error ("get: unknown property \"%s\"", name.c_str ()); | |
| 1093 } | |
| 1094 | |
| 1095 return retval; | |
| 1096 } | |
| 1097 | |
| 1098 octave_value | |
| 7379 | 1099 base_properties::get (bool all) const |
| 7363 | 1100 { |
| 1101 Octave_map m; | |
| 1102 | |
| 1103 for (std::map<caseless_str, property>::const_iterator it = all_props.begin (); | |
| 1104 it != all_props.end (); ++it) | |
| 7379 | 1105 if (all || ! it->second.is_hidden ()) |
| 1106 m.assign (it->second.get_name (), it->second.get ()); | |
| 7363 | 1107 |
| 1108 m.assign ("tag", get_tag ()); | |
| 1109 m.assign ("type", get_type ()); | |
| 7379 | 1110 if (all) |
| 1111 m.assign ("__modified__", is_modified ()); | |
| 7363 | 1112 m.assign ("parent", get_parent ().as_octave_value ()); |
| 1113 m.assign ("children", children); | |
| 7366 | 1114 m.assign ("busyaction", get_busyaction ()); |
| 1115 m.assign ("buttondownfcn", get_buttondownfcn ()); | |
| 1116 m.assign ("clipping", get_clipping ()); | |
| 1117 m.assign ("createfcn", get_createfcn ()); | |
| 1118 m.assign ("deletefcn", get_deletefcn ()); | |
| 1119 m.assign ("handlevisibility", get_handlevisibility ()); | |
| 1120 m.assign ("hittest", get_hittest ()); | |
| 1121 m.assign ("interruptible", get_interruptible ()); | |
| 1122 m.assign ("selected", get_selected ()); | |
| 1123 m.assign ("selectionhighlight", get_selectionhighlight ()); | |
| 1124 m.assign ("uicontextmenu", get_uicontextmenu ()); | |
| 1125 m.assign ("userdata", get_userdata ()); | |
| 1126 m.assign ("visible", get_visible ()); | |
| 7403 | 1127 m.assign ("beingdeleted", get_beingdeleted ()); |
| 7363 | 1128 |
| 1129 return m; | |
| 1130 } | |
| 1131 | |
| 1132 void | |
| 1133 base_properties::set (const caseless_str& name, const octave_value& val) | |
| 1134 { | |
| 1135 if (name.compare ("tag")) | |
| 1136 set_tag (val); | |
| 1137 else if (name.compare ("__modified__")) | |
| 1138 __modified__ = val; | |
| 1139 else if (name.compare ("parent")) | |
| 1140 set_parent (val); | |
| 1141 else if (name.compare ("children")) | |
| 1142 maybe_set_children (children, val); | |
| 7366 | 1143 else if (name.compare ("busyaction")) |
| 1144 set_busyaction (val); | |
| 1145 else if (name.compare ("buttondownfcn")) | |
| 1146 set_buttondownfcn (val); | |
| 1147 else if (name.compare ("clipping")) | |
| 1148 set_clipping (val); | |
| 1149 else if (name.compare ("createfcn")) | |
| 1150 set_createfcn (val); | |
| 1151 else if (name.compare ("deletefcn")) | |
| 1152 set_deletefcn (val); | |
| 1153 else if (name.compare ("handlevisibility")) | |
| 1154 set_handlevisibility (val); | |
| 1155 else if (name.compare ("hittest")) | |
| 1156 set_hittest (val); | |
| 1157 else if (name.compare ("interruptible")) | |
| 1158 set_interruptible (val); | |
| 1159 else if (name.compare ("selected")) | |
| 1160 set_selected (val); | |
| 1161 else if (name.compare ("selectionhighlight")) | |
| 1162 set_selectionhighlight (val); | |
| 1163 else if (name.compare ("uicontextmenu")) | |
| 1164 set_uicontextmenu (val); | |
| 1165 else if (name.compare ("userdata")) | |
| 1166 set_userdata (val); | |
| 1167 else if (name.compare ("visible")) | |
| 1168 set_visible (val); | |
| 7363 | 1169 else |
| 1170 { | |
| 1171 std::map<caseless_str, property>::iterator it = all_props.find (name); | |
| 1172 | |
| 1173 if (it != all_props.end ()) | |
| 1174 it->second.set (val); | |
| 1175 else | |
| 1176 error ("set: unknown property \"%s\"", name.c_str ()); | |
| 1177 } | |
| 1178 | |
| 1179 if (! error_state && ! name.compare ("__modified__")) | |
| 1180 mark_modified (); | |
| 1181 } | |
| 1182 | |
| 1183 property | |
| 1184 base_properties::get_property (const caseless_str& name) const | |
| 1185 { | |
| 1186 std::map<caseless_str, property>::const_iterator it = all_props.find (name); | |
| 1187 | |
| 1188 if (it == all_props.end ()) | |
| 1189 return property (); | |
| 1190 else | |
| 1191 return it->second; | |
| 1192 } | |
| 1193 | |
| 6705 | 1194 void |
| 1195 base_properties::remove_child (const graphics_handle& h) | |
| 6406 | 1196 { |
| 6705 | 1197 octave_idx_type k = -1; |
| 1198 octave_idx_type n = children.numel (); | |
| 1199 for (octave_idx_type i = 0; i < n; i++) | |
| 6406 | 1200 { |
| 6874 | 1201 if (h.value () == children(i)) |
| 6406 | 1202 { |
| 6705 | 1203 k = i; |
| 1204 break; | |
| 6406 | 1205 } |
| 1206 } | |
| 1207 | |
| 6705 | 1208 if (k >= 0) |
| 6406 | 1209 { |
| 6705 | 1210 Matrix new_kids (1, n-1); |
| 1211 octave_idx_type j = 0; | |
| 1212 for (octave_idx_type i = 0; i < n; i++) | |
| 1213 { | |
| 1214 if (i != k) | |
| 1215 new_kids(j++) = children(i); | |
| 1216 } | |
| 1217 children = new_kids; | |
| 7378 | 1218 mark_modified (); |
| 6406 | 1219 } |
| 6705 | 1220 } |
| 6406 | 1221 |
| 6836 | 1222 void |
| 1223 base_properties::set_parent (const octave_value& val) | |
| 6705 | 1224 { |
| 1225 double tmp = val.double_value (); | |
| 6406 | 1226 |
| 6705 | 1227 graphics_handle new_parent = octave_NaN; |
| 6406 | 1228 |
| 6705 | 1229 if (! error_state) |
| 1230 { | |
| 1231 new_parent = gh_manager::lookup (tmp); | |
| 6406 | 1232 |
| 7056 | 1233 if (new_parent.ok ()) |
| 6705 | 1234 { |
| 7363 | 1235 graphics_object parent_obj = gh_manager::get_object (get_parent ()); |
| 6406 | 1236 |
| 6705 | 1237 parent_obj.remove_child (__myhandle__); |
| 6406 | 1238 |
| 7363 | 1239 parent = new_parent.as_octave_value (); |
| 6406 | 1240 |
| 7363 | 1241 ::adopt (parent.handle_value (), __myhandle__); |
| 6705 | 1242 } |
| 1243 else | |
| 1244 error ("set: invalid graphics handle (= %g) for parent", tmp); | |
| 1245 } | |
| 1246 else | |
| 1247 error ("set: expecting parent to be a graphics handle"); | |
| 1248 } | |
| 6432 | 1249 |
| 6705 | 1250 void |
| 6836 | 1251 base_properties::mark_modified (void) |
| 1252 { | |
| 7363 | 1253 __modified__ = "on"; |
| 1254 graphics_object parent_obj = gh_manager::get_object (get_parent ()); | |
| 7379 | 1255 if (parent_obj) |
| 1256 parent_obj.mark_modified (); | |
| 6836 | 1257 } |
| 1258 | |
| 1259 void | |
| 1260 base_properties::override_defaults (base_graphics_object& obj) | |
| 1261 { | |
| 7363 | 1262 graphics_object parent_obj = gh_manager::get_object (get_parent ()); |
| 6836 | 1263 parent_obj.override_defaults (obj); |
| 1264 } | |
| 1265 | |
| 1266 void | |
| 7214 | 1267 base_properties::update_axis_limits (const std::string& axis_type) const |
| 1268 { | |
| 7363 | 1269 graphics_handle h = (get_type () == "axes") ? __myhandle__ : get_parent (); |
| 7214 | 1270 |
| 1271 graphics_object obj = gh_manager::get_object (h); | |
| 1272 | |
| 1273 if (obj.isa ("axes")) | |
| 1274 obj.update_axis_limits (axis_type); | |
| 1275 } | |
| 1276 | |
| 1277 void | |
| 6836 | 1278 base_properties::delete_children (void) |
| 1279 { | |
| 1280 octave_idx_type n = children.numel (); | |
| 1281 | |
| 1282 for (octave_idx_type i = 0; i < n; i++) | |
| 1283 gh_manager::free (children(i)); | |
| 1284 } | |
| 1285 | |
| 7419 | 1286 graphics_backend |
| 1287 base_properties::get_backend (void) const | |
| 1288 { | |
| 1289 graphics_object go = gh_manager::get_object (get_parent ()); | |
| 1290 | |
| 1291 if (go) | |
| 1292 return go.get_backend (); | |
| 1293 else | |
| 1294 return graphics_backend (); | |
| 1295 } | |
| 1296 | |
| 7363 | 1297 // --------------------------------------------------------------------- |
| 1298 | |
| 7408 | 1299 class gnuplot_backend : public base_graphics_backend |
| 1300 { | |
| 1301 public: | |
| 1302 gnuplot_backend (void) | |
| 1303 : base_graphics_backend ("gnuplot") { } | |
| 1304 | |
| 1305 ~gnuplot_backend (void) { } | |
| 1306 | |
| 1307 bool is_valid (void) const { return true; } | |
| 1308 | |
| 1309 void close_figure (const octave_value& pstream) const | |
| 1310 { | |
| 1311 if (! pstream.is_empty()) | |
| 1312 { | |
| 1313 octave_value_list args; | |
|
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1314 Matrix fids = pstream.matrix_value (); |
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1315 |
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1316 if (! error_state) |
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1317 { |
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1318 args(1) = "\nquit;\n"; |
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1319 args(0) = octave_value (fids (0)); |
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1320 feval ("fputs", args); |
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1321 args.resize (1); |
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1322 feval ("fflush", args); |
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1323 feval ("pclose", args); |
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1324 if (fids.numel () > 1) |
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1325 { |
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1326 args(0) = octave_value (fids (1)); |
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1327 feval ("pclose", args); |
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1328 } |
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1329 } |
| 7408 | 1330 } |
| 1331 } | |
| 1332 | |
| 1333 void redraw_figure (const graphics_handle& fh) const | |
| 1334 { | |
| 1335 octave_value_list args; | |
| 1336 args(0) = fh.as_octave_value (); | |
| 1337 feval ("gnuplot_drawnow", args); | |
| 1338 } | |
| 1339 | |
| 1340 void print_figure (const graphics_handle& fh, const std::string& term, | |
| 1341 const std::string& file, bool mono, | |
| 1342 const std::string& debug_file) const | |
| 1343 { | |
| 1344 octave_value_list args; | |
| 1345 if (! debug_file.empty ()) | |
| 1346 args(4) = debug_file; | |
| 7409 | 1347 args(3) = mono; |
| 1348 args(2) = file; | |
| 1349 args(1) = term; | |
| 1350 args(0) = fh.as_octave_value (); | |
| 7408 | 1351 feval ("gnuplot_drawnow", args); |
| 1352 } | |
| 1353 | |
| 7409 | 1354 Matrix get_canvas_size (const graphics_handle&) const |
| 7427 | 1355 { |
| 1356 Matrix sz (1, 2, 0.0); | |
| 1357 return sz; | |
| 1358 } | |
| 1359 | |
| 1360 double get_screen_resolution (void) const | |
| 1361 { return 72.0; } | |
| 7445 | 1362 |
| 1363 Matrix get_screen_size (void) const | |
| 1364 { return Matrix (1, 2, 0.0); } | |
| 7408 | 1365 }; |
| 1366 | |
| 1367 graphics_backend | |
| 1368 graphics_backend::default_backend (void) | |
| 1369 { | |
| 1370 if (available_backends.size () == 0) | |
| 1371 register_backend (new gnuplot_backend ()); | |
| 1372 | |
| 1373 return available_backends["gnuplot"]; | |
| 1374 } | |
| 1375 | |
| 1376 std::map<std::string, graphics_backend> graphics_backend::available_backends; | |
| 1377 | |
| 1378 // --------------------------------------------------------------------- | |
| 1379 | |
| 7363 | 1380 #include "graphics-props.cc" |
| 1381 | |
| 1382 // --------------------------------------------------------------------- | |
| 1383 | |
| 6836 | 1384 void |
| 7363 | 1385 root_figure::properties::set_currentfigure (const octave_value& v) |
| 6874 | 1386 { |
| 7378 | 1387 graphics_handle val (v); |
| 7363 | 1388 |
| 6874 | 1389 if (error_state) |
| 1390 return; | |
| 1391 | |
| 7059 | 1392 if (xisnan (val.value ()) || is_handle (val)) |
| 6874 | 1393 { |
| 1394 currentfigure = val; | |
| 1395 | |
| 7363 | 1396 gh_manager::push_figure (val); |
| 6874 | 1397 } |
| 1398 else | |
| 1399 gripe_set_invalid ("currentfigure"); | |
| 1400 } | |
| 1401 | |
|
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1402 void |
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1403 root_figure::properties::set_callbackobject (const octave_value& v) |
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1404 { |
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1405 graphics_handle val (v); |
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1406 |
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1407 if (error_state) |
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1408 return; |
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1409 |
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1410 if (xisnan (val.value ())) |
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1411 { |
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1412 if (! cbo_stack.empty ()) |
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1413 { |
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1414 val = cbo_stack.front (); |
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1415 |
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1416 cbo_stack.pop_front (); |
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1417 } |
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1418 |
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1419 callbackobject = val; |
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1420 } |
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1421 else if (is_handle (val)) |
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1422 { |
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1423 if (get_callbackobject ().ok ()) |
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1424 cbo_stack.push_front (get_callbackobject ()); |
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1425 |
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1426 callbackobject = val; |
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1427 } |
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1428 else |
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1429 gripe_set_invalid ("callbackobject"); |
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1430 } |
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1431 |
| 6406 | 1432 property_list |
| 1433 root_figure::factory_properties = root_figure::init_factory_properties (); | |
| 1434 | |
| 1435 // --------------------------------------------------------------------- | |
| 1436 | |
| 7363 | 1437 void |
| 1438 figure::properties::set_currentaxes (const octave_value& v) | |
| 1439 { | |
| 7378 | 1440 graphics_handle val (v); |
| 6705 | 1441 |
| 6874 | 1442 if (error_state) |
| 1443 return; | |
| 1444 | |
| 7070 | 1445 if (xisnan (val.value ()) || is_handle (val)) |
| 6874 | 1446 currentaxes = val; |
| 1447 else | |
| 1448 gripe_set_invalid ("currentaxes"); | |
| 1449 } | |
| 1450 | |
| 1451 void | |
| 1452 figure::properties::set_visible (const octave_value& val) | |
| 1453 { | |
| 1454 std::string s = val.string_value (); | |
| 1455 | |
| 1456 if (! error_state) | |
| 1457 { | |
| 1458 if (s == "on") | |
| 1459 xset (0, "currentfigure", __myhandle__.value ()); | |
| 1460 | |
| 1461 visible = val; | |
| 1462 } | |
| 1463 } | |
| 1464 | |
| 1465 void | |
| 7408 | 1466 figure::properties::close (bool pop) |
| 6705 | 1467 { |
| 7408 | 1468 if (backend) |
| 1469 backend.close_figure (get___plot_stream__ ()); | |
| 1470 | |
| 1471 if (pop) | |
| 6406 | 1472 { |
| 7408 | 1473 gh_manager::pop_figure (__myhandle__); |
| 1474 | |
| 1475 graphics_handle cf = gh_manager::current_figure (); | |
| 1476 | |
| 1477 xset (0, "currentfigure", cf.value ()); | |
| 6406 | 1478 } |
| 6705 | 1479 } |
| 6432 | 1480 |
| 7445 | 1481 Matrix |
| 7447 | 1482 figure::properties::get_boundingbox (bool) const |
| 7445 | 1483 { |
| 1484 graphics_backend b = get_backend (); | |
| 1485 // FIXME: screen size should be obtained from root object | |
| 1486 Matrix screen_size = b.get_screen_size (); | |
| 1487 Matrix pos; | |
| 1488 | |
| 1489 pos = convert_position (get_position ().matrix_value (), get_units (), | |
| 1490 "pixels", screen_size, b); | |
| 1491 | |
| 1492 pos(0)--; | |
| 1493 pos(1)--; | |
| 7447 | 1494 pos(1) = screen_size(1) - pos(1) - pos(3); |
| 7445 | 1495 |
| 1496 return pos; | |
| 1497 } | |
| 1498 | |
| 6836 | 1499 octave_value |
| 7189 | 1500 figure::get_default (const caseless_str& name) const |
| 6836 | 1501 { |
| 1502 octave_value retval = default_properties.lookup (name); | |
| 1503 | |
| 1504 if (retval.is_undefined ()) | |
| 1505 { | |
| 1506 graphics_handle parent = get_parent (); | |
| 1507 graphics_object parent_obj = gh_manager::get_object (parent); | |
| 1508 | |
| 1509 retval = parent_obj.get_default (name); | |
| 1510 } | |
| 1511 | |
| 1512 return retval; | |
| 1513 } | |
| 1514 | |
| 6406 | 1515 // --------------------------------------------------------------------- |
| 1516 | |
| 7363 | 1517 void |
| 1518 axes::properties::set_title (const octave_value& v) | |
| 6962 | 1519 { |
| 7363 | 1520 graphics_handle val = ::reparent (v, "set", "title", __myhandle__, false); |
| 6962 | 1521 |
| 6874 | 1522 if (! error_state) |
| 1523 { | |
| 7363 | 1524 gh_manager::free (title.handle_value ()); |
| 6874 | 1525 title = val; |
| 1526 } | |
| 1527 } | |
| 1528 | |
| 1529 void | |
| 7363 | 1530 axes::properties::set_xlabel (const octave_value& v) |
| 6874 | 1531 { |
| 7363 | 1532 graphics_handle val = ::reparent (v, "set", "xlabel", __myhandle__, false); |
| 6874 | 1533 |
| 1534 if (! error_state) | |
| 1535 { | |
| 7363 | 1536 gh_manager::free (xlabel.handle_value ()); |
| 6874 | 1537 xlabel = val; |
| 1538 } | |
| 1539 } | |
| 1540 | |
| 1541 void | |
| 7363 | 1542 axes::properties::set_ylabel (const octave_value& v) |
| 6874 | 1543 { |
| 7363 | 1544 graphics_handle val = ::reparent (v, "set", "ylabel", __myhandle__, false); |
| 6874 | 1545 |
| 1546 if (! error_state) | |
| 1547 { | |
| 7363 | 1548 gh_manager::free (ylabel.handle_value ()); |
| 6874 | 1549 ylabel = val; |
| 1550 } | |
| 1551 } | |
| 1552 | |
| 1553 void | |
| 7363 | 1554 axes::properties::set_zlabel (const octave_value& v) |
| 6874 | 1555 { |
| 7363 | 1556 graphics_handle val = ::reparent (v, "set", "zlabel", __myhandle__, false); |
| 6874 | 1557 |
| 1558 if (! error_state) | |
| 1559 { | |
| 7363 | 1560 gh_manager::free (zlabel.handle_value ()); |
| 6874 | 1561 zlabel = val; |
| 1562 } | |
| 1563 } | |
| 1564 | |
| 1565 void | |
| 6844 | 1566 axes::properties::set_defaults (base_graphics_object& obj, |
| 6890 | 1567 const std::string& mode) |
| 6705 | 1568 { |
| 7427 | 1569 position = default_axes_position (); |
| 7363 | 1570 title = graphics_handle (); |
| 6705 | 1571 box = "on"; |
| 1572 key = "off"; | |
| 1573 keybox = "off"; | |
| 7363 | 1574 keypos = 1.0; |
| 6962 | 1575 colororder = default_colororder (); |
| 6705 | 1576 dataaspectratio = Matrix (1, 3, 1.0); |
| 1577 dataaspectratiomode = "auto"; | |
| 7363 | 1578 layer = "bottom"; |
| 6705 | 1579 |
| 1580 Matrix tlim (1, 2, 0.0); | |
| 1581 tlim(1) = 1; | |
| 1582 xlim = tlim; | |
| 1583 ylim = tlim; | |
| 1584 zlim = tlim; | |
| 6807 | 1585 |
| 1586 Matrix cl (1, 2, 0); | |
| 1587 cl(1) = 1; | |
| 1588 clim = cl; | |
| 1589 | |
| 7363 | 1590 xlimmode = "auto"; |
| 1591 ylimmode = "auto"; | |
| 1592 zlimmode = "auto"; | |
| 1593 climmode = "auto"; | |
| 1594 xlabel = graphics_handle (); | |
| 1595 ylabel = graphics_handle (); | |
| 1596 zlabel = graphics_handle (); | |
| 6705 | 1597 xgrid = "off"; |
| 1598 ygrid = "off"; | |
| 1599 zgrid = "off"; | |
| 1600 xminorgrid = "off"; | |
| 1601 yminorgrid = "off"; | |
| 1602 zminorgrid = "off"; | |
| 1603 xtick = Matrix (); | |
| 1604 ytick = Matrix (); | |
| 1605 ztick = Matrix (); | |
| 1606 xtickmode = "auto"; | |
| 1607 ytickmode = "auto"; | |
| 1608 ztickmode = "auto"; | |
| 1609 xticklabel = ""; | |
| 1610 yticklabel = ""; | |
| 1611 zticklabel = ""; | |
| 1612 xticklabelmode = "auto"; | |
| 1613 yticklabelmode = "auto"; | |
| 1614 zticklabelmode = "auto"; | |
| 7453 | 1615 color = color_values (1, 1, 1); |
| 7364 | 1616 xcolor = color_values ("black"); |
| 1617 ycolor = color_values ("black"); | |
| 1618 zcolor = color_values ("black"); | |
| 7363 | 1619 xscale = "linear"; |
| 1620 yscale = "linear"; | |
| 1621 zscale = "linear"; | |
| 6705 | 1622 xdir = "normal"; |
| 1623 ydir = "normal"; | |
| 1624 zdir = "normal"; | |
| 7363 | 1625 yaxislocation = "left"; |
| 1626 xaxislocation = "bottom"; | |
| 6705 | 1627 |
| 7427 | 1628 // Note: camera properties will be set through update_transform |
| 1629 camerapositionmode = "auto"; | |
| 1630 cameratargetmode = "auto"; | |
| 1631 cameraupvectormode = "auto"; | |
| 1632 cameraviewanglemode = "auto"; | |
| 1633 plotboxaspectratio = Matrix (1, 3, 1.0); | |
| 1634 drawmode = "normal"; | |
| 1635 fontangle = "normal"; | |
| 1636 fontname = "Helvetica"; | |
| 1637 fontsize = 12; | |
| 1638 fontunits = "points"; | |
| 1639 fontweight = "normal"; | |
|
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7680
diff
changeset
|
1640 gridlinestyle = ":"; |
| 7427 | 1641 linestyleorder = "-"; |
| 1642 linewidth = 0.5; | |
|
7820
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Fix default value for axes gridlinestyle and minorgridlinestyle.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
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diff
changeset
|
1643 minorgridlinestyle = ":"; |
| 7427 | 1644 // Note: plotboxaspectratio will be set through update_aspectratiors |
| 1645 plotboxaspectratiomode = "auto"; | |
| 1646 projection = "orthographic"; | |
| 1647 tickdir = "in"; | |
| 1648 tickdirmode = "auto"; | |
| 1649 ticklength = Matrix (1, 2, 0.1); | |
| 1650 tightinset = Matrix (1, 4, 0.0); | |
| 1651 | |
| 1652 sx = "linear"; | |
| 1653 sy = "linear"; | |
| 1654 sz = "linear"; | |
| 1655 | |
| 6705 | 1656 Matrix tview (1, 2, 0.0); |
| 1657 tview(1) = 90; | |
| 1658 view = tview; | |
| 1659 | |
| 6765 | 1660 visible = "on"; |
| 6705 | 1661 nextplot = "replace"; |
| 1662 | |
| 1663 // FIXME -- this is not quite right; we should preserve | |
| 1664 // "position" and "units". | |
| 1665 | |
| 1666 if (mode != "replace") | |
| 1667 { | |
| 6406 | 1668 Matrix touterposition (1, 4, 0.0); |
| 1669 touterposition(2) = 1; | |
| 1670 touterposition(3) = 1; | |
| 1671 outerposition = touterposition; | |
| 1672 } | |
| 1673 | |
| 7363 | 1674 activepositionproperty = "outerposition"; |
| 1675 __colorbar__ = "none"; | |
| 7189 | 1676 |
| 6705 | 1677 delete_children (); |
| 6406 | 1678 |
| 6705 | 1679 children = Matrix (); |
| 6432 | 1680 |
| 7427 | 1681 update_transform (); |
| 1682 | |
| 6705 | 1683 override_defaults (obj); |
| 1684 } | |
| 1685 | |
| 6874 | 1686 graphics_handle |
| 1687 axes::properties::get_title (void) const | |
| 1688 { | |
| 7363 | 1689 if (! title.handle_value ().ok ()) |
| 6874 | 1690 title = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1691 | |
| 7363 | 1692 return title.handle_value (); |
| 6874 | 1693 } |
| 1694 | |
| 1695 graphics_handle | |
| 1696 axes::properties::get_xlabel (void) const | |
| 1697 { | |
| 7363 | 1698 if (! xlabel.handle_value ().ok ()) |
| 6874 | 1699 xlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1700 | |
| 7363 | 1701 return xlabel.handle_value (); |
| 6874 | 1702 } |
| 1703 | |
| 1704 graphics_handle | |
| 1705 axes::properties::get_ylabel (void) const | |
| 1706 { | |
| 7363 | 1707 if (! ylabel.handle_value ().ok ()) |
| 6874 | 1708 ylabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1709 | |
| 7363 | 1710 return ylabel.handle_value (); |
| 6874 | 1711 } |
| 1712 | |
| 1713 graphics_handle | |
| 1714 axes::properties::get_zlabel (void) const | |
| 1715 { | |
| 7363 | 1716 if (! zlabel.handle_value ().ok ()) |
| 6874 | 1717 zlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1718 | |
| 7363 | 1719 return zlabel.handle_value (); |
| 6705 | 1720 } |
| 6406 | 1721 |
| 6705 | 1722 void |
| 6844 | 1723 axes::properties::remove_child (const graphics_handle& h) |
| 6705 | 1724 { |
| 7363 | 1725 if (title.handle_value ().ok () && h == title.handle_value ()) |
| 6705 | 1726 title = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 7363 | 1727 else if (xlabel.handle_value ().ok () && h == xlabel.handle_value ()) |
| 6705 | 1728 xlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 7363 | 1729 else if (ylabel.handle_value ().ok () && h == ylabel.handle_value ()) |
| 6705 | 1730 ylabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 7363 | 1731 else if (zlabel.handle_value ().ok () && h == zlabel.handle_value ()) |
| 6705 | 1732 zlabel = gh_manager::make_graphics_handle ("text", __myhandle__); |
| 1733 else | |
| 1734 base_properties::remove_child (h); | |
| 1735 } | |
| 6406 | 1736 |
| 6705 | 1737 void |
| 6844 | 1738 axes::properties::delete_children (void) |
| 6705 | 1739 { |
| 1740 base_properties::delete_children (); | |
| 1741 | |
| 7363 | 1742 gh_manager::free (title.handle_value ()); |
| 1743 gh_manager::free (xlabel.handle_value ()); | |
| 1744 gh_manager::free (ylabel.handle_value ()); | |
| 1745 gh_manager::free (zlabel.handle_value ()); | |
| 6705 | 1746 } |
| 6406 | 1747 |
| 7427 | 1748 inline Matrix |
| 1749 xform_matrix (void) | |
| 1750 { | |
| 1751 Matrix m (4, 4, 0.0); | |
| 1752 for (int i = 0; i < 4; i++) | |
| 1753 m(i,i) = 1; | |
| 1754 return m; | |
| 1755 } | |
| 1756 | |
| 1757 inline ColumnVector | |
| 1758 xform_vector (void) | |
| 1759 { | |
| 1760 ColumnVector v (4, 0.0); | |
| 1761 v(3) = 1; | |
| 1762 return v; | |
| 1763 } | |
| 1764 | |
| 1765 inline ColumnVector | |
| 1766 xform_vector (double x, double y, double z) | |
| 1767 { | |
| 1768 ColumnVector v (4, 1.0); | |
| 1769 v(0) = x; v(1) = y; v(2) = z; | |
| 1770 return v; | |
| 1771 } | |
| 1772 | |
| 1773 inline ColumnVector | |
| 1774 transform (const Matrix& m, double x, double y, double z) | |
| 1775 { | |
| 1776 return (m * xform_vector (x, y, z)); | |
| 1777 } | |
| 1778 | |
| 1779 inline Matrix | |
| 1780 xform_scale (double x, double y, double z) | |
| 1781 { | |
| 1782 Matrix m (4, 4, 0.0); | |
| 1783 m(0,0) = x; m(1,1) = y; m(2,2) = z; m(3,3) = 1; | |
| 1784 return m; | |
| 1785 } | |
| 1786 | |
| 1787 inline Matrix | |
| 1788 xform_translate (double x, double y, double z) | |
| 1789 { | |
| 1790 Matrix m = xform_matrix (); | |
| 1791 m(0,3) = x; m(1,3) = y; m(2,3) = z; m(3,3) = 1; | |
| 1792 return m; | |
| 1793 } | |
| 1794 | |
| 1795 inline void | |
| 1796 scale (Matrix& m, double x, double y, double z) | |
| 1797 { | |
| 1798 m = m * xform_scale (x, y, z); | |
| 1799 } | |
| 1800 | |
| 1801 inline void | |
| 1802 translate (Matrix& m, double x, double y, double z) | |
| 1803 { | |
| 1804 m = m * xform_translate (x, y, z); | |
| 1805 } | |
| 1806 | |
| 1807 inline void | |
| 1808 xform (ColumnVector& v, const Matrix& m) | |
| 1809 { | |
| 1810 v = m*v; | |
| 1811 } | |
| 1812 | |
| 1813 inline void | |
| 1814 scale (ColumnVector& v, double x, double y, double z) | |
| 1815 { | |
| 1816 v(0) *= x; | |
| 1817 v(1) *= y; | |
| 1818 v(2) *= z; | |
| 1819 } | |
| 1820 | |
| 1821 inline void | |
| 1822 translate (ColumnVector& v, double x, double y, double z) | |
| 1823 { | |
| 1824 v(0) += x; | |
| 1825 v(1) += y; | |
| 1826 v(2) += z; | |
| 1827 } | |
| 1828 | |
| 1829 inline void | |
| 1830 normalize (ColumnVector& v) | |
| 1831 { | |
| 1832 double fact = 1.0/sqrt(v(0)*v(0)+v(1)*v(1)+v(2)*v(2)); | |
| 1833 scale (v, fact, fact, fact); | |
| 1834 } | |
| 1835 | |
| 1836 inline double | |
| 1837 dot (const ColumnVector& v1, const ColumnVector& v2) | |
| 1838 { | |
| 1839 return (v1(0)*v2(0)+v1(1)*v2(1)+v1(2)*v2(2)); | |
| 1840 } | |
| 1841 | |
| 1842 inline double | |
| 1843 norm (const ColumnVector& v) | |
| 1844 { | |
| 1845 return sqrt (dot (v, v)); | |
| 1846 } | |
| 1847 | |
| 1848 inline ColumnVector | |
| 1849 cross (const ColumnVector& v1, const ColumnVector& v2) | |
| 1850 { | |
| 1851 ColumnVector r = xform_vector (); | |
| 1852 r(0) = v1(1)*v2(2)-v1(2)*v2(1); | |
| 1853 r(1) = v1(2)*v2(0)-v1(0)*v2(2); | |
| 1854 r(2) = v1(0)*v2(1)-v1(1)*v2(0); | |
| 1855 return r; | |
| 1856 } | |
| 1857 | |
| 1858 inline Matrix | |
| 1859 unit_cube (void) | |
| 1860 { | |
| 1861 static double data[32] = { | |
| 1862 0,0,0,1, | |
| 1863 1,0,0,1, | |
| 1864 0,1,0,1, | |
| 1865 0,0,1,1, | |
| 1866 1,1,0,1, | |
| 1867 1,0,1,1, | |
| 1868 0,1,1,1, | |
| 1869 1,1,1,1}; | |
| 1870 Matrix m (4, 8); | |
| 1871 memcpy (m.fortran_vec (), data, sizeof(double)*32); | |
| 1872 return m; | |
| 1873 } | |
| 1874 | |
| 1875 inline ColumnVector | |
| 1876 cam2xform (const Array<double>& m) | |
| 1877 { | |
| 1878 ColumnVector retval (4, 1.0); | |
| 1879 memcpy (retval.fortran_vec (), m.fortran_vec (), sizeof(double)*3); | |
| 1880 return retval; | |
| 1881 } | |
| 1882 | |
| 1883 inline RowVector | |
| 1884 xform2cam (const ColumnVector& v) | |
| 1885 { | |
| 1886 return v.extract_n (0, 3).transpose (); | |
| 1887 } | |
| 1888 | |
| 1889 void | |
| 1890 axes::properties::update_camera (void) | |
| 1891 { | |
| 1892 double xd = (xdir_is ("normal") ? 1 : -1); | |
| 1893 double yd = (ydir_is ("normal") ? 1 : -1); | |
| 1894 double zd = (zdir_is ("normal") ? 1 : -1); | |
| 1895 | |
|
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1896 Matrix xlimits = sx.scale (get_xlim ().matrix_value ()); |
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parents:
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1897 Matrix ylimits = sy.scale (get_ylim ().matrix_value ()); |
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1898 Matrix zlimits = sz.scale (get_zlim ().matrix_value ()); |
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1899 |
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1900 double xo = xlimits(xd > 0 ? 0 : 1); |
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1901 double yo = ylimits(yd > 0 ? 0 : 1); |
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1902 double zo = zlimits(zd > 0 ? 0 : 1); |
| 7427 | 1903 |
| 1904 Matrix pb = get_plotboxaspectratio ().matrix_value (); | |
| 1905 | |
| 1906 bool autocam = (camerapositionmode_is ("auto") | |
| 1907 && cameratargetmode_is ("auto") | |
| 1908 && cameraupvectormode_is ("auto") | |
| 1909 && cameraviewanglemode_is ("auto")); | |
| 1910 bool dowarp = (autocam && dataaspectratiomode_is("auto") | |
| 1911 && plotboxaspectratiomode_is ("auto")); | |
| 1912 | |
| 1913 ColumnVector c_eye (xform_vector ()); | |
| 1914 ColumnVector c_center (xform_vector ()); | |
| 1915 ColumnVector c_upv (xform_vector ()); | |
| 1916 | |
| 1917 if (cameratargetmode_is ("auto")) | |
| 1918 { | |
|
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1919 c_center(0) = (xlimits(0)+xlimits(1))/2; |
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1920 c_center(1) = (ylimits(0)+ylimits(1))/2; |
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1921 c_center(2) = (zlimits(0)+zlimits(1))/2; |
| 7427 | 1922 |
| 1923 cameratarget = xform2cam (c_center); | |
| 1924 } | |
| 1925 else | |
| 1926 c_center = cam2xform (get_cameratarget ().matrix_value ()); | |
| 1927 | |
| 1928 if (camerapositionmode_is ("auto")) | |
| 1929 { | |
|
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1930 Matrix tview = get_view ().matrix_value (); |
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1931 double az = tview(0), el = tview(1); |
| 7427 | 1932 double d = 5*sqrt(pb(0)*pb(0)+pb(1)*pb(1)+pb(2)*pb(2)); |
| 1933 | |
| 1934 if (el == 90 || el == -90) | |
| 1935 c_eye(2) = d*signum(el); | |
| 1936 else | |
| 1937 { | |
| 1938 az *= M_PI/180.0; | |
| 1939 el *= M_PI/180.0; | |
| 1940 c_eye(0) = d*cos(el)*sin(az); | |
| 1941 c_eye(1) = -d*cos(el)*cos(az); | |
| 1942 c_eye(2) = d*sin(el); | |
| 1943 } | |
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1944 c_eye(0) = c_eye(0)*(xlimits(1)-xlimits(0))/(xd*pb(0))+c_center(0); |
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1945 c_eye(1) = c_eye(1)*(ylimits(1)-ylimits(0))/(yd*pb(1))+c_center(1); |
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1946 c_eye(2) = c_eye(2)*(zlimits(1)-zlimits(0))/(zd*pb(2))+c_center(2); |
| 7427 | 1947 |
| 1948 cameraposition = xform2cam (c_eye); | |
| 1949 } | |
| 1950 else | |
| 1951 c_eye = cam2xform (get_cameraposition ().matrix_value ()); | |
| 1952 | |
| 1953 if (cameraupvectormode_is ("auto")) | |
| 1954 { | |
|
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1955 Matrix tview = get_view ().matrix_value (); |
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1956 double az = tview(0), el = tview(1); |
| 7427 | 1957 |
| 1958 if (el == 90 || el == -90) | |
| 1959 { | |
|
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1960 c_upv(0) = -sin(az*M_PI/180.0)*(xlimits(1)-xlimits(0))/pb(0); |
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|
1961 c_upv(1) = cos(az*M_PI/180.0)*(ylimits(1)-ylimits(0))/pb(1); |
| 7427 | 1962 } |
| 1963 else | |
| 1964 c_upv(2) = 1; | |
| 1965 | |
| 1966 cameraupvector = xform2cam (c_upv); | |
| 1967 } | |
| 1968 else | |
| 1969 c_upv = cam2xform (get_cameraupvector ().matrix_value ()); | |
| 1970 | |
| 1971 Matrix x_view = xform_matrix (); | |
| 1972 Matrix x_projection = xform_matrix (); | |
| 1973 Matrix x_viewport = xform_matrix (); | |
| 1974 Matrix x_normrender = xform_matrix (); | |
| 1975 Matrix x_pre = xform_matrix (); | |
| 1976 | |
| 1977 x_render = xform_matrix (); | |
| 1978 x_render_inv = xform_matrix (); | |
| 1979 | |
| 1980 scale (x_pre, pb(0), pb(1), pb(2)); | |
| 1981 translate (x_pre, -0.5, -0.5, -0.5); | |
|
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1982 scale (x_pre, xd/(xlimits(1)-xlimits(0)), yd/(ylimits(1)-ylimits(0)), |
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1983 zd/(zlimits(1)-zlimits(0))); |
| 7427 | 1984 translate (x_pre, -xo, -yo, -zo); |
| 1985 | |
| 1986 xform (c_eye, x_pre); | |
| 1987 xform (c_center, x_pre); | |
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1988 scale (c_upv, pb(0)/(xlimits(1)-xlimits(0)), pb(1)/(ylimits(1)-ylimits(0)), |
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1989 pb(2)/(zlimits(1)-zlimits(0))); |
| 7427 | 1990 translate (c_center, -c_eye(0), -c_eye(1), -c_eye(2)); |
| 1991 | |
| 1992 ColumnVector F (c_center), f (F), UP (c_upv); | |
| 1993 normalize (f); | |
| 1994 normalize (UP); | |
| 1995 | |
| 7440 | 1996 if (std::abs (dot (f, UP)) > 1e-15) |
| 7427 | 1997 { |
| 1998 double fa = 1/sqrt(1-f(2)*f(2)); | |
| 1999 scale (UP, fa, fa, fa); | |
| 2000 } | |
| 2001 | |
| 2002 ColumnVector s = cross (f, UP); | |
| 2003 ColumnVector u = cross (s, f); | |
| 2004 | |
| 2005 scale (x_view, 1, 1, -1); | |
| 2006 Matrix l = xform_matrix (); | |
| 2007 l(0,0) = s(0); l(0,1) = s(1); l(0,2) = s(2); | |
| 2008 l(1,0) = u(0); l(1,1) = u(1); l(1,2) = u(2); | |
| 2009 l(2,0) = -f(0); l(2,1) = -f(1); l(2,2) = -f(2); | |
| 2010 x_view = x_view * l; | |
| 2011 translate (x_view, -c_eye(0), -c_eye(1), -c_eye(2)); | |
| 2012 scale (x_view, pb(0), pb(1), pb(2)); | |
| 2013 translate (x_view, -0.5, -0.5, -0.5); | |
| 2014 | |
| 2015 Matrix x_cube = x_view * unit_cube (); | |
| 2016 ColumnVector cmin = x_cube.row_min (), cmax = x_cube.row_max (); | |
| 2017 double xM = cmax(0)-cmin(0); | |
| 2018 double yM = cmax(1)-cmin(1); | |
| 2019 | |
| 7447 | 2020 Matrix bb = get_boundingbox (true); |
| 7427 | 2021 |
| 2022 double v_angle; | |
| 2023 | |
| 2024 if (cameraviewanglemode_is ("auto")) | |
| 2025 { | |
| 2026 double af; | |
| 2027 | |
| 2028 // FIXME: Was this really needed? When compared to Matlab, it | |
| 2029 // does not seem to be required. Need investigation with concrete | |
| 2030 // backend to see results visually. | |
| 2031 if (false && dowarp) | |
| 2032 af = 1.0 / (xM > yM ? xM : yM); | |
| 2033 else | |
| 2034 { | |
| 2035 if ((bb(2)/bb(3)) > (xM/yM)) | |
| 2036 af = 1.0 / yM; | |
| 2037 else | |
| 2038 af = 1.0 / xM; | |
| 2039 } | |
| 2040 v_angle = 2 * (180.0 / M_PI) * atan (1 / (2 * af * norm (F))); | |
| 2041 | |
| 2042 cameraviewangle = v_angle; | |
| 2043 } | |
| 2044 else | |
| 2045 v_angle = get_cameraviewangle (); | |
| 2046 | |
| 2047 double pf = 1 / (2 * tan ((v_angle / 2) * M_PI / 180.0) * norm (F)); | |
| 2048 scale (x_projection, pf, pf, 1); | |
| 2049 | |
| 2050 if (dowarp) | |
| 2051 { | |
| 2052 xM *= pf; | |
| 2053 yM *= pf; | |
| 7447 | 2054 translate (x_viewport, bb(0)+bb(2)/2, bb(1)+bb(3)/2, 0); |
| 7427 | 2055 scale (x_viewport, bb(2)/xM, -bb(3)/yM, 1); |
| 2056 } | |
| 2057 else | |
| 2058 { | |
| 2059 double pix = 1; | |
| 2060 if (autocam) | |
| 2061 { | |
| 2062 if ((bb(2)/bb(3)) > (xM/yM)) | |
| 2063 pix = bb(3); | |
| 2064 else | |
| 2065 pix = bb(2); | |
| 2066 } | |
| 2067 else | |
| 2068 pix = (bb(2) < bb(3) ? bb(2) : bb(3)); | |
| 7447 | 2069 translate (x_viewport, bb(0)+bb(2)/2, bb(1)+bb(3)/2, 0); |
| 7427 | 2070 scale (x_viewport, pix, -pix, 1); |
| 2071 } | |
| 2072 | |
| 2073 x_normrender = x_viewport * x_projection * x_view; | |
| 2074 | |
| 2075 x_cube = x_normrender * unit_cube (); | |
| 2076 cmin = x_cube.row_min (); | |
| 2077 cmax = x_cube.row_max (); | |
| 2078 x_zlim.resize (1, 2); | |
| 2079 x_zlim(0) = cmin(2); | |
| 2080 x_zlim(1) = cmax(2); | |
| 2081 | |
| 2082 x_render = x_normrender; | |
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2083 scale (x_render, xd/(xlimits(1)-xlimits(0)), yd/(ylimits(1)-ylimits(0)), |
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2084 zd/(zlimits(1)-zlimits(0))); |
| 7427 | 2085 translate (x_render, -xo, -yo, -zo); |
| 2086 | |
| 2087 x_viewtransform = x_view; | |
| 2088 x_projectiontransform = x_projection; | |
| 2089 x_viewporttransform = x_viewport; | |
| 2090 x_normrendertransform = x_normrender; | |
| 2091 x_rendertransform = x_render; | |
| 2092 | |
| 2093 x_render_inv = x_render.inverse (); | |
| 2094 | |
| 2095 // Note: these matrices are a slight modified version of the regular | |
| 2096 // matrices, more suited for OpenGL rendering (x_gl_mat1 => light | |
| 2097 // => x_gl_mat2) | |
| 2098 x_gl_mat1 = x_view; | |
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2099 scale (x_gl_mat1, xd/(xlimits(1)-xlimits(0)), yd/(ylimits(1)-ylimits(0)), |
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2100 zd/(zlimits(1)-zlimits(0))); |
| 7427 | 2101 translate (x_gl_mat1, -xo, -yo, -zo); |
| 2102 x_gl_mat2 = x_viewport * x_projection; | |
| 2103 } | |
| 2104 | |
| 2105 void | |
| 2106 axes::properties::update_aspectratios (void) | |
| 2107 { | |
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2108 Matrix xlimits = get_xlim ().matrix_value (); |
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2109 Matrix ylimits = get_ylim ().matrix_value (); |
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2110 Matrix zlimits = get_zlim ().matrix_value (); |
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2111 |
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2112 double dx = (xlimits(1)-xlimits(0)); |
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2113 double dy = (ylimits(1)-ylimits(0)); |
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2114 double dz = (zlimits(1)-zlimits(0)); |
| 7427 | 2115 |
| 2116 if (dataaspectratiomode_is ("auto")) | |
| 2117 { | |
| 2118 double dmin = xmin (xmin (dx, dy), dz); | |
| 2119 Matrix da (1, 3, 0.0); | |
| 2120 | |
| 2121 da(0) = dx/dmin; | |
| 2122 da(1) = dy/dmin; | |
| 2123 da(2) = dz/dmin; | |
| 2124 | |
| 2125 dataaspectratio = da; | |
| 2126 } | |
| 2127 | |
| 2128 if (plotboxaspectratiomode_is ("auto")) | |
| 2129 { | |
| 2130 if (dataaspectratiomode_is ("auto")) | |
| 2131 plotboxaspectratio = Matrix (1, 3, 1.0); | |
| 2132 else | |
| 2133 { | |
| 2134 Matrix da = get_dataaspectratio ().matrix_value (); | |
| 2135 Matrix pba (1, 3, 0.0); | |
| 2136 | |
| 2137 pba(0) = dx/da(0); | |
| 2138 pba(1) = dy/da(1); | |
| 2139 pba(2) = dz/da(2); | |
| 2140 } | |
| 2141 } | |
| 2142 | |
| 2143 // FIXME: if plotboxaspectratiomode is "manual", limits | |
| 2144 // and/or dataaspectratio might be adapted | |
| 2145 } | |
| 2146 | |
| 7447 | 2147 // The INTERNAL flag defines whether position or outerposition is used. |
| 2148 | |
| 7427 | 2149 Matrix |
| 7447 | 2150 axes::properties::get_boundingbox (bool internal) const |
| 7427 | 2151 { |
| 7447 | 2152 graphics_object obj = gh_manager::get_object (get_parent ()); |
| 2153 Matrix parent_bb = obj.get_properties ().get_boundingbox (true); | |
| 2154 Matrix pos = (internal ? | |
| 2155 get_position ().matrix_value () | |
| 2156 : get_outerposition ().matrix_value ()); | |
| 2157 | |
| 2158 | |
| 2159 pos = convert_position (pos, get_units (), "pixels", | |
| 2160 parent_bb.extract_n (0, 2, 1, 2), get_backend ()); | |
| 7427 | 2161 pos(0)--; |
| 2162 pos(1)--; | |
| 7447 | 2163 pos(1) = parent_bb(3) - pos(1) - pos(3); |
| 7427 | 2164 |
| 2165 return pos; | |
| 2166 } | |
| 2167 | |
| 7435 | 2168 ColumnVector |
| 2169 graphics_xform::xform_vector (double x, double y, double z) | |
| 2170 { return ::xform_vector (x, y, z); } | |
| 2171 | |
| 2172 Matrix | |
| 2173 graphics_xform::xform_eye (void) | |
| 2174 { return ::xform_matrix (); } | |
| 2175 | |
| 2176 ColumnVector | |
| 2177 graphics_xform::transform (double x, double y, double z, | |
| 2178 bool use_scale) const | |
| 2179 { | |
| 2180 if (use_scale) | |
| 2181 { | |
| 2182 x = sx.scale (x); | |
| 2183 y = sy.scale (y); | |
| 2184 z = sz.scale (z); | |
| 2185 } | |
| 2186 | |
| 2187 return ::transform (xform, x, y, z); | |
| 2188 } | |
| 2189 | |
| 2190 ColumnVector | |
| 2191 graphics_xform::untransform (double x, double y, double z, | |
| 2192 bool use_scale) const | |
| 2193 { | |
| 2194 ColumnVector v = ::transform (xform_inv, x, y, z); | |
| 2195 | |
| 2196 if (use_scale) | |
| 2197 { | |
| 2198 v(0) = sx.unscale (v(0)); | |
| 2199 v(1) = sy.unscale (v(1)); | |
| 2200 v(2) = sz.unscale (v(2)); | |
| 2201 } | |
| 2202 | |
| 2203 return v; | |
| 2204 } | |
| 2205 | |
| 6836 | 2206 octave_value |
| 7189 | 2207 axes::get_default (const caseless_str& name) const |
| 6836 | 2208 { |
| 2209 octave_value retval = default_properties.lookup (name); | |
| 2210 | |
| 2211 if (retval.is_undefined ()) | |
| 2212 { | |
| 2213 graphics_handle parent = get_parent (); | |
| 2214 graphics_object parent_obj = gh_manager::get_object (parent); | |
| 2215 | |
| 2216 retval = parent_obj.get_default (name); | |
| 2217 } | |
| 2218 | |
| 2219 return retval; | |
| 2220 } | |
| 2221 | |
| 7222 | 2222 static void |
| 2223 check_limit_vals (double& min_val, double& max_val, double& min_pos, | |
| 2224 const data_property& data) | |
| 2225 { | |
| 7267 | 2226 double val = data.min_val (); |
| 2227 if (! (xisinf (val) || xisnan (val)) && val < min_val) | |
| 2228 min_val = val; | |
| 2229 val = data.max_val (); | |
| 2230 if (! (xisinf (val) || xisnan (val)) && val > max_val) | |
| 2231 max_val = val; | |
| 2232 val = data.min_pos (); | |
| 2233 if (! (xisinf (val) || xisnan (val)) && val > 0 && val < min_pos) | |
| 2234 min_pos = val; | |
| 7222 | 2235 } |
| 2236 | |
| 2237 // Attempt to make "nice" limits from the actual max and min of the | |
| 2238 // data. For log plots, we will also use the smallest strictly positive | |
| 2239 // value. | |
| 2240 | |
| 2241 static Matrix | |
| 2242 get_axis_limits (double xmin, double xmax, double min_pos, bool logscale) | |
| 2243 { | |
| 2244 Matrix retval; | |
| 2245 | |
| 2246 double min_val = xmin; | |
| 2247 double max_val = xmax; | |
| 2248 | |
| 2249 if (! (xisinf (min_val) || xisinf (max_val))) | |
| 2250 { | |
| 2251 if (logscale) | |
| 2252 { | |
| 2253 if (xisinf (min_pos)) | |
| 2254 { | |
| 2255 // warning ("axis: logscale with no positive values to plot"); | |
| 2256 return retval; | |
| 2257 } | |
| 2258 | |
| 2259 if (min_val <= 0) | |
| 2260 { | |
| 2261 warning ("axis: omitting nonpositive data in log plot"); | |
| 2262 min_val = min_pos; | |
| 2263 } | |
| 2264 // FIXME -- maybe this test should also be relative? | |
| 2265 if (std::abs (min_val - max_val) < sqrt (DBL_EPSILON)) | |
| 2266 { | |
| 2267 min_val *= 0.9; | |
| 2268 max_val *= 1.1; | |
| 2269 } | |
| 2270 min_val = pow (10, floor (log10 (min_val))); | |
| 2271 max_val = pow (10, ceil (log10 (max_val))); | |
| 2272 } | |
| 2273 else | |
| 2274 { | |
| 2275 if (min_val == 0 && max_val == 0) | |
| 2276 { | |
| 2277 min_val = -1; | |
| 2278 max_val = 1; | |
| 2279 } | |
| 2280 // FIXME -- maybe this test should also be relative? | |
| 2281 else if (std::abs (min_val - max_val) < sqrt (DBL_EPSILON)) | |
| 2282 { | |
| 2283 min_val -= 0.1 * std::abs (min_val); | |
| 2284 max_val += 0.1 * std::abs (max_val); | |
| 2285 } | |
| 2286 // FIXME -- to do a better job, we should consider the tic spacing. | |
| 2287 double scale = pow (10, floor (log10 (max_val - min_val) - 1)); | |
| 2288 min_val = scale * floor (min_val / scale); | |
| 2289 max_val = scale * ceil (max_val / scale); | |
| 2290 } | |
| 2291 } | |
| 2292 | |
| 2293 retval.resize (1, 2); | |
| 2294 | |
| 2295 retval(0) = min_val; | |
| 2296 retval(1) = max_val; | |
| 2297 | |
| 2298 return retval; | |
| 2299 } | |
| 2300 | |
| 7446 | 2301 // magform(x) Returns (a, b), where x = a * 10^b, a >= 1., and b is |
| 7447 | 2302 // integral. |
| 7446 | 2303 |
| 2304 void | |
| 7447 | 2305 axes::properties::magform (double x, double& a, int& b) |
| 7446 | 2306 { |
| 2307 if (x == 0) | |
| 2308 { | |
| 2309 a = 0; | |
| 2310 b = 0; | |
| 2311 } | |
| 2312 else | |
| 2313 { | |
| 2314 double l = std::log10 (std::abs (x)); | |
| 2315 double r = std::fmod (l, 1.); | |
| 2316 a = std::pow (10.0, r); | |
| 2317 b = static_cast<int> (l-r); | |
| 2318 if (a < 1) | |
| 2319 { | |
| 2320 a *= 10; | |
| 2321 b -= 1; | |
| 2322 } | |
| 2323 | |
| 2324 if (x < 0) | |
| 2325 a = -a; | |
| 2326 } | |
| 2327 } | |
| 2328 | |
| 2329 // A translation from Tom Holoryd's python code at | |
| 2330 // http://kurage.nimh.nih.gov/tomh/tics.py | |
| 2331 // FIXME -- add log ticks | |
| 7447 | 2332 |
| 7446 | 2333 void |
| 2334 axes::properties::calc_ticks (const array_property& lims, array_property& ticks) | |
| 2335 { | |
| 2336 int ticint = 5; | |
| 2337 | |
| 2338 if (lims.get ().is_empty ()) | |
| 2339 return; | |
| 2340 | |
| 2341 double lo = (lims.get ().matrix_value ()) (0); | |
| 2342 double hi = (lims.get ().matrix_value ()) (1); | |
| 2343 | |
| 2344 // Reference: Lewart, C. R., "Algorithms SCALE1, SCALE2, and | |
| 2345 // SCALE3 for Determination of Scales on Computer Generated | |
| 2346 // Plots", Communications of the ACM, 10 (1973), 639-640. | |
| 2347 // Also cited as ACM Algorithm 463. | |
| 2348 | |
| 2349 double a; | |
| 2350 int b, x; | |
| 7447 | 2351 |
| 2352 magform ((hi-lo)/ticint, a, b); | |
| 2353 | |
| 2354 static const double sqrt_2 = sqrt (2.0); | |
| 2355 static const double sqrt_10 = sqrt (10.0); | |
| 2356 static const double sqrt_50 = sqrt (50.0); | |
| 2357 | |
| 2358 if (a < sqrt_2) | |
| 7446 | 2359 x = 1; |
| 7447 | 2360 else if (a < sqrt_10) |
| 7446 | 2361 x = 2; |
| 7447 | 2362 else if (a < sqrt_50) |
| 7446 | 2363 x = 5; |
| 2364 else | |
| 2365 x = 10; | |
| 2366 | |
| 2367 double sep = x * std::pow (10., b); | |
| 2368 | |
| 2369 // FIXME x can now be used to set minor ticks | |
| 2370 if (x == 10) | |
| 2371 x = 1; | |
| 2372 | |
| 2373 // The following guarantees that if zero is in the range, it will be | |
| 2374 // included as a tic. | |
| 2375 | |
| 2376 int i1 = static_cast<int> (std::floor (lo / sep)); | |
| 2377 int i2 = static_cast<int> (std::ceil (hi / sep)); | |
| 2378 | |
| 2379 Matrix limits (1, i2-i1+1); | |
| 7447 | 2380 for (int i = 0; i < i2-i1+1; i++) |
| 7446 | 2381 limits (i) = sep*(i+i1); |
| 2382 | |
| 2383 ticks = limits; | |
| 2384 } | |
| 2385 | |
| 7222 | 2386 static bool updating_axis_limits = false; |
| 2387 | |
| 7214 | 2388 void |
| 7222 | 2389 axes::update_axis_limits (const std::string& axis_type) |
| 7214 | 2390 { |
| 7222 | 2391 if (updating_axis_limits) |
| 2392 return; | |
| 2393 | |
| 2394 Matrix kids = xproperties.get_children (); | |
| 2395 | |
| 2396 octave_idx_type n = kids.numel (); | |
| 2397 | |
| 2398 double min_val = octave_Inf; | |
| 2399 double max_val = -octave_Inf; | |
| 2400 double min_pos = octave_Inf; | |
| 2401 | |
| 2402 char update_type = 0; | |
| 2403 | |
| 2404 Matrix limits; | |
| 2405 | |
| 2406 if (axis_type == "xdata" || axis_type == "xscale" | |
| 2407 || axis_type == "xldata" || axis_type == "xudata" | |
| 2408 || axis_type == "xlimmode") | |
| 2409 { | |
| 7363 | 2410 if (xproperties.xlimmode_is ("auto")) |
| 7222 | 2411 { |
| 2412 for (octave_idx_type i = 0; i < n; i++) | |
| 2413 { | |
| 2414 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2415 | |
| 2416 if (obj.isa ("line") || obj.isa ("image") | |
| 2417 || obj.isa ("patch") || obj.isa ("surface")) | |
| 2418 { | |
| 7363 | 2419 data_property xdata = obj.get_xdata_property (); |
| 7222 | 2420 |
| 2421 check_limit_vals (min_val, max_val, min_pos, xdata); | |
| 2422 | |
| 2423 if (obj.isa ("line")) | |
| 2424 { | |
| 7363 | 2425 data_property xldata = obj.get_xldata_property (); |
| 2426 data_property xudata = obj.get_xudata_property (); | |
| 7222 | 2427 |
| 2428 check_limit_vals (min_val, max_val, min_pos, xldata); | |
| 2429 check_limit_vals (min_val, max_val, min_pos, xudata); | |
| 2430 } | |
| 2431 } | |
| 2432 } | |
| 2433 | |
| 2434 limits = get_axis_limits (min_val, max_val, min_pos, | |
| 7363 | 2435 xproperties.xscale_is ("log")); |
| 7222 | 2436 |
| 2437 update_type = 'x'; | |
| 2438 } | |
| 2439 } | |
| 2440 else if (axis_type == "ydata" || axis_type == "yscale" | |
| 2441 || axis_type == "ldata" || axis_type == "udata" | |
| 2442 || axis_type == "ylimmode") | |
| 2443 { | |
| 7363 | 2444 if (xproperties.ylimmode_is ("auto")) |
| 7222 | 2445 { |
| 2446 for (octave_idx_type i = 0; i < n; i++) | |
| 2447 { | |
| 2448 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2449 | |
| 2450 if (obj.isa ("line") || obj.isa ("image") | |
| 2451 || obj.isa ("patch") || obj.isa ("surface")) | |
| 2452 { | |
| 7363 | 2453 data_property ydata = obj.get_ydata_property (); |
| 7222 | 2454 |
| 2455 check_limit_vals (min_val, max_val, min_pos, ydata); | |
| 2456 | |
| 2457 if (obj.isa ("line")) | |
| 2458 { | |
| 7363 | 2459 data_property ldata = obj.get_ldata_property (); |
| 2460 data_property udata = obj.get_udata_property (); | |
| 7222 | 2461 |
| 2462 check_limit_vals (min_val, max_val, min_pos, ldata); | |
| 2463 check_limit_vals (min_val, max_val, min_pos, udata); | |
| 2464 } | |
| 2465 } | |
| 2466 } | |
| 2467 | |
| 2468 limits = get_axis_limits (min_val, max_val, min_pos, | |
| 7363 | 2469 xproperties.yscale_is ("log")); |
| 7222 | 2470 |
| 2471 update_type = 'y'; | |
| 2472 } | |
| 2473 } | |
| 2474 else if (axis_type == "zdata" || axis_type == "zscale" | |
| 2475 || axis_type == "zlimmode") | |
| 2476 { | |
| 7363 | 2477 if (xproperties.zlimmode_is ("auto")) |
| 7222 | 2478 { |
| 2479 for (octave_idx_type i = 0; i < n; i++) | |
| 2480 { | |
| 2481 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2482 | |
| 2483 if (obj.isa ("line") || obj.isa ("patch") || obj.isa ("surface")) | |
| 2484 { | |
| 7363 | 2485 data_property zdata = obj.get_zdata_property (); |
| 7222 | 2486 |
| 2487 check_limit_vals (min_val, max_val, min_pos, zdata); | |
| 2488 } | |
| 2489 } | |
| 2490 | |
| 2491 limits = get_axis_limits (min_val, max_val, min_pos, | |
| 7363 | 2492 xproperties.zscale_is ("log")); |
| 7222 | 2493 |
| 2494 update_type = 'z'; | |
| 2495 } | |
| 2496 } | |
| 2497 else if (axis_type == "cdata" || axis_type == "climmode") | |
| 2498 { | |
| 7363 | 2499 if (xproperties.climmode_is ("auto")) |
| 7222 | 2500 { |
| 2501 for (octave_idx_type i = 0; i < n; i++) | |
| 2502 { | |
| 2503 graphics_object obj = gh_manager::get_object (kids(i)); | |
| 2504 | |
| 2505 if (obj.isa ("image") || obj.isa ("patch") || obj.isa ("surface")) | |
| 2506 { | |
| 7363 | 2507 data_property cdata = obj.get_cdata_property (); |
| 7222 | 2508 |
| 2509 check_limit_vals (min_val, max_val, min_pos, cdata); | |
| 2510 } | |
| 2511 } | |
| 2512 | |
| 2513 if (min_val == max_val) | |
| 2514 max_val = min_val + 1; | |
| 2515 | |
| 2516 limits.resize (1, 2); | |
| 2517 | |
| 2518 limits(0) = min_val; | |
| 2519 limits(1) = max_val; | |
| 2520 | |
| 2521 update_type = 'c'; | |
| 2522 } | |
| 2523 | |
| 2524 } | |
| 2525 | |
| 2526 unwind_protect_bool (updating_axis_limits); | |
| 2527 updating_axis_limits = true; | |
| 2528 | |
| 2529 switch (update_type) | |
| 2530 { | |
| 2531 case 'x': | |
| 2532 xproperties.set_xlim (limits); | |
| 2533 xproperties.set_xlimmode ("auto"); | |
| 7446 | 2534 xproperties.update_xlim (); |
| 7222 | 2535 break; |
| 2536 | |
| 2537 case 'y': | |
| 2538 xproperties.set_ylim (limits); | |
| 2539 xproperties.set_ylimmode ("auto"); | |
| 7446 | 2540 xproperties.update_ylim (); |
| 7222 | 2541 break; |
| 2542 | |
| 2543 case 'z': | |
| 2544 xproperties.set_zlim (limits); | |
| 2545 xproperties.set_zlimmode ("auto"); | |
| 7446 | 2546 xproperties.update_zlim (); |
| 7222 | 2547 break; |
| 2548 | |
| 2549 case 'c': | |
| 2550 xproperties.set_clim (limits); | |
| 2551 xproperties.set_climmode ("auto"); | |
| 2552 break; | |
| 2553 | |
| 2554 default: | |
| 2555 break; | |
| 2556 } | |
| 2557 | |
| 7427 | 2558 xproperties.update_transform (); |
| 2559 | |
| 7222 | 2560 unwind_protect::run (); |
| 7214 | 2561 } |
| 2562 | |
| 7363 | 2563 // --------------------------------------------------------------------- |
| 2564 | |
| 2565 // Note: "line" code is entirely auto-generated | |
| 6406 | 2566 |
| 2567 // --------------------------------------------------------------------- | |
| 2568 | |
| 7363 | 2569 // Note: "text" code is entirely auto-generated |
| 6406 | 2570 |
| 2571 // --------------------------------------------------------------------- | |
| 2572 | |
| 7363 | 2573 // Note: "image" code is entirely auto-generated |
| 6406 | 2574 |
| 2575 // --------------------------------------------------------------------- | |
| 2576 | |
| 7363 | 2577 // Note: "patch" code is entirely auto-generated |
| 6807 | 2578 |
| 2579 // --------------------------------------------------------------------- | |
| 2580 | |
| 7363 | 2581 // Note: "surface" code is entirely auto-generated |
| 6406 | 2582 |
| 2583 // --------------------------------------------------------------------- | |
| 2584 | |
| 2585 octave_value | |
| 7189 | 2586 base_graphics_object::get_default (const caseless_str& name) const |
| 6406 | 2587 { |
| 2588 graphics_handle parent = get_parent (); | |
| 2589 graphics_object parent_obj = gh_manager::get_object (parent); | |
| 2590 | |
| 2591 return parent_obj.get_default (type () + name); | |
| 2592 } | |
| 2593 | |
| 2594 octave_value | |
| 7189 | 2595 base_graphics_object::get_factory_default (const caseless_str& name) const |
| 6406 | 2596 { |
| 2597 graphics_object parent_obj = gh_manager::get_object (0); | |
| 2598 | |
| 2599 return parent_obj.get_factory_default (type () + name); | |
| 2600 } | |
| 2601 | |
| 7286 | 2602 // We use a random value for the handle to avoid issues with plots and |
| 2603 // scalar values for the first argument. | |
| 6406 | 2604 gh_manager::gh_manager (void) |
| 7286 | 2605 : handle_map (), handle_free_list (), |
| 2606 next_handle (-1.0 - (rand () + 1.0) / (RAND_MAX + 2.0)) | |
| 6406 | 2607 { |
| 2608 handle_map[0] = graphics_object (new root_figure ()); | |
| 2609 } | |
| 2610 | |
| 2611 graphics_handle | |
| 2612 gh_manager::do_make_graphics_handle (const std::string& go_name, | |
| 7370 | 2613 const graphics_handle& p, bool do_createfcn) |
| 6406 | 2614 { |
| 2615 graphics_handle h = get_handle (go_name); | |
| 2616 | |
| 2617 base_graphics_object *go = 0; | |
| 2618 | |
| 2619 if (go_name == "figure") | |
| 2620 go = new figure (h, p); | |
| 2621 else if (go_name == "axes") | |
| 2622 go = new axes (h, p); | |
| 2623 else if (go_name == "line") | |
| 2624 go = new line (h, p); | |
| 2625 else if (go_name == "text") | |
| 2626 go = new text (h, p); | |
| 2627 else if (go_name == "image") | |
| 2628 go = new image (h, p); | |
| 6807 | 2629 else if (go_name == "patch") |
| 2630 go = new patch (h, p); | |
| 6406 | 2631 else if (go_name == "surface") |
| 2632 go = new surface (h, p); | |
| 2633 if (go) | |
| 7370 | 2634 { |
| 2635 handle_map[h] = graphics_object (go); | |
| 2636 if (do_createfcn) | |
| 2637 go->get_properties ().execute_createfcn (); | |
| 2638 } | |
| 6406 | 2639 else |
| 2640 error ("gh_manager::do_make_graphics_handle: invalid object type `%s'", | |
| 2641 go_name.c_str ()); | |
| 2642 | |
| 2643 return h; | |
| 2644 } | |
| 2645 | |
| 2646 graphics_handle | |
| 2647 gh_manager::do_make_figure_handle (double val) | |
| 2648 { | |
| 2649 graphics_handle h = val; | |
| 2650 | |
| 2651 handle_map[h] = graphics_object (new figure (h, 0)); | |
| 2652 | |
| 2653 return h; | |
| 2654 } | |
| 2655 | |
| 2656 void | |
| 2657 gh_manager::do_push_figure (const graphics_handle& h) | |
| 2658 { | |
| 2659 do_pop_figure (h); | |
| 2660 | |
| 2661 figure_list.push_front (h); | |
| 2662 } | |
| 2663 | |
| 2664 void | |
| 2665 gh_manager::do_pop_figure (const graphics_handle& h) | |
| 2666 { | |
| 2667 for (figure_list_iterator p = figure_list.begin (); | |
| 2668 p != figure_list.end (); | |
| 2669 p++) | |
| 2670 { | |
| 2671 if (*p == h) | |
| 2672 { | |
| 2673 figure_list.erase (p); | |
| 2674 break; | |
| 2675 } | |
| 2676 } | |
| 2677 } | |
| 2678 | |
| 2679 property_list::plist_map_type | |
| 2680 root_figure::init_factory_properties (void) | |
| 2681 { | |
| 2682 property_list::plist_map_type plist_map; | |
| 2683 | |
| 6844 | 2684 plist_map["figure"] = figure::properties::factory_defaults (); |
| 2685 plist_map["axes"] = axes::properties::factory_defaults (); | |
| 2686 plist_map["line"] = line::properties::factory_defaults (); | |
| 2687 plist_map["text"] = text::properties::factory_defaults (); | |
| 2688 plist_map["image"] = image::properties::factory_defaults (); | |
| 2689 plist_map["patch"] = patch::properties::factory_defaults (); | |
| 2690 plist_map["surface"] = surface::properties::factory_defaults (); | |
| 6406 | 2691 |
| 2692 return plist_map; | |
| 2693 } | |
| 2694 | |
| 2695 // --------------------------------------------------------------------- | |
| 2696 | |
| 2697 DEFUN (ishandle, args, , | |
| 2698 "-*- texinfo -*-\n\ | |
| 6678 | 2699 @deftypefn {Built-in Function} {} ishandle (@var{h})\n\ |
| 6406 | 2700 Return true if @var{h} is a graphics handle and false otherwise.\n\ |
| 2701 @end deftypefn") | |
| 2702 { | |
| 2703 octave_value retval; | |
| 2704 | |
| 2705 if (args.length () == 1) | |
| 2706 retval = is_handle (args(0)); | |
| 2707 else | |
| 2708 print_usage (); | |
| 2709 | |
| 2710 return retval; | |
| 2711 } | |
| 2712 | |
| 2713 DEFUN (set, args, , | |
| 2714 "-*- texinfo -*-\n\ | |
| 6678 | 2715 @deftypefn {Built-in Function} {} set (@var{h}, @var{p}, @var{v}, @dots{})\n\ |
| 6732 | 2716 Set the named property value or vector @var{p} to the value @var{v}\n\ |
| 6894 | 2717 for the graphics handle @var{h}.\n\ |
| 6406 | 2718 @end deftypefn") |
| 2719 { | |
| 2720 octave_value retval; | |
| 2721 | |
| 2722 int nargin = args.length (); | |
| 2723 | |
| 2724 if (nargin > 0) | |
| 2725 { | |
| 6732 | 2726 ColumnVector hcv (args(0).vector_value ()); |
| 6406 | 2727 |
| 2728 if (! error_state) | |
| 6732 | 2729 { |
| 6733 | 2730 bool request_drawnow = false; |
| 2731 | |
| 6732 | 2732 for (octave_idx_type n = 0; n < hcv.length (); n++) |
| 2733 { | |
| 2734 graphics_object obj = gh_manager::get_object (hcv(n)); | |
| 6406 | 2735 |
| 6732 | 2736 if (obj) |
| 2737 { | |
| 2738 obj.set (args.splice (0, 1)); | |
| 6406 | 2739 |
| 6733 | 2740 request_drawnow = true; |
| 6732 | 2741 } |
| 2742 else | |
| 6733 | 2743 { |
| 2744 error ("set: invalid handle (= %g)", hcv(n)); | |
| 2745 break; | |
| 2746 } | |
| 6732 | 2747 } |
| 6733 | 2748 |
| 2749 if (! error_state && request_drawnow) | |
| 7409 | 2750 Vdrawnow_requested = true; |
| 6732 | 2751 } |
| 6406 | 2752 else |
| 6732 | 2753 error ("set: expecting graphics handle as first argument"); |
| 6406 | 2754 } |
| 2755 else | |
| 2756 print_usage (); | |
| 2757 | |
| 2758 return retval; | |
| 2759 } | |
| 2760 | |
| 2761 DEFUN (get, args, , | |
| 2762 "-*- texinfo -*-\n\ | |
| 6678 | 2763 @deftypefn {Built-in Function} {} get (@var{h}, @var{p})\n\ |
| 6406 | 2764 Return the named property @var{p} from the graphics handle @var{h}.\n\ |
| 2765 If @var{p} is omitted, return the complete property list for @var{h}.\n\ | |
| 6732 | 2766 If @var{h} is a vector, return a cell array including the property\n\ |
| 2767 values or lists respectively.\n\ | |
| 6406 | 2768 @end deftypefn") |
| 2769 { | |
| 2770 octave_value retval; | |
| 6732 | 2771 octave_value_list vlist; |
| 6406 | 2772 |
| 2773 int nargin = args.length (); | |
| 2774 | |
| 2775 if (nargin == 1 || nargin == 2) | |
| 2776 { | |
| 6732 | 2777 ColumnVector hcv (args(0).vector_value ()); |
| 6406 | 2778 |
| 2779 if (! error_state) | |
| 6732 | 2780 { |
| 6733 | 2781 octave_idx_type len = hcv.length (); |
| 2782 | |
| 2783 vlist.resize (len); | |
| 2784 | |
| 2785 for (octave_idx_type n = 0; n < len; n++) | |
| 6732 | 2786 { |
| 2787 graphics_object obj = gh_manager::get_object (hcv(n)); | |
| 6406 | 2788 |
| 6732 | 2789 if (obj) |
| 2790 { | |
| 2791 if (nargin == 1) | |
| 2792 vlist(n) = obj.get (); | |
| 2793 else | |
| 2794 { | |
| 7189 | 2795 caseless_str property = args(1).string_value (); |
| 6406 | 2796 |
| 6732 | 2797 if (! error_state) |
| 2798 vlist(n) = obj.get (property); | |
| 2799 else | |
| 6733 | 2800 { |
| 2801 error ("get: expecting property name as second argument"); | |
| 2802 break; | |
| 2803 } | |
| 6732 | 2804 } |
| 2805 } | |
| 2806 else | |
| 6733 | 2807 { |
| 2808 error ("get: invalid handle (= %g)", hcv(n)); | |
| 2809 break; | |
| 2810 } | |
| 6732 | 2811 } |
| 2812 } | |
| 6406 | 2813 else |
| 6732 | 2814 error ("get: expecting graphics handle as first argument"); |
| 6406 | 2815 } |
| 2816 else | |
| 2817 print_usage (); | |
| 2818 | |
| 6733 | 2819 if (! error_state) |
| 6732 | 2820 { |
| 6733 | 2821 octave_idx_type len = vlist.length (); |
| 2822 | |
| 2823 if (len > 1) | |
| 2824 retval = Cell (vlist); | |
| 2825 else if (len == 1) | |
| 2826 retval = vlist(0); | |
| 6732 | 2827 } |
| 2828 | |
| 6406 | 2829 return retval; |
| 2830 } | |
| 2831 | |
| 7379 | 2832 DEFUN (__get__, args, , |
| 2833 "-*- texinfo -*-\n\ | |
| 2834 @deftypefn {Built-in Function} {} __get__ (@var{h})\n\ | |
| 2835 Return all properties from the graphics handle @var{h}.\n\ | |
| 2836 If @var{h} is a vector, return a cell array including the property\n\ | |
| 2837 values or lists respectively.\n\ | |
| 2838 @end deftypefn") | |
| 2839 { | |
| 2840 octave_value retval; | |
| 2841 octave_value_list vlist; | |
| 2842 | |
| 2843 int nargin = args.length (); | |
| 2844 | |
| 2845 if (nargin == 1) | |
| 2846 { | |
| 2847 ColumnVector hcv (args(0).vector_value ()); | |
| 2848 | |
| 2849 if (! error_state) | |
| 2850 { | |
| 2851 octave_idx_type len = hcv.length (); | |
| 2852 | |
| 2853 vlist.resize (len); | |
| 2854 | |
| 2855 for (octave_idx_type n = 0; n < len; n++) | |
| 2856 { | |
| 2857 graphics_object obj = gh_manager::get_object (hcv(n)); | |
| 2858 | |
| 2859 if (obj) | |
| 2860 vlist(n) = obj.get (true); | |
| 2861 else | |
| 2862 { | |
| 2863 error ("get: invalid handle (= %g)", hcv(n)); | |
| 2864 break; | |
| 2865 } | |
| 2866 } | |
| 2867 } | |
| 2868 else | |
| 2869 error ("get: expecting graphics handle as first argument"); | |
| 2870 } | |
| 2871 else | |
| 2872 print_usage (); | |
| 2873 | |
| 2874 if (! error_state) | |
| 2875 { | |
| 2876 octave_idx_type len = vlist.length (); | |
| 2877 | |
| 2878 if (len > 1) | |
| 2879 retval = Cell (vlist); | |
| 2880 else if (len == 1) | |
| 2881 retval = vlist(0); | |
| 2882 } | |
| 2883 | |
| 2884 return retval; | |
| 2885 } | |
| 2886 | |
| 6406 | 2887 static octave_value |
| 2888 make_graphics_object (const std::string& go_name, | |
| 6874 | 2889 const octave_value_list& args) |
| 6406 | 2890 { |
| 2891 octave_value retval; | |
| 2892 | |
| 2893 double val = args(0).double_value (); | |
| 2894 | |
| 2895 if (! error_state) | |
| 2896 { | |
| 2897 graphics_handle parent = gh_manager::lookup (val); | |
| 2898 | |
| 7056 | 2899 if (parent.ok ()) |
| 6406 | 2900 { |
| 2901 graphics_handle h | |
| 7370 | 2902 = gh_manager::make_graphics_handle (go_name, parent, false); |
| 6406 | 2903 |
| 2904 if (! error_state) | |
| 2905 { | |
| 2906 adopt (parent, h); | |
| 2907 | |
| 2908 xset (h, args.splice (0, 1)); | |
| 7370 | 2909 xcreatefcn (h); |
| 6406 | 2910 |
| 6874 | 2911 retval = h.value (); |
| 7296 | 2912 |
| 2913 if (! error_state) | |
| 7409 | 2914 Vdrawnow_requested = true; |
| 6406 | 2915 } |
| 2916 else | |
| 2917 error ("__go%s__: unable to create graphics handle", | |
| 2918 go_name.c_str ()); | |
| 2919 } | |
| 2920 else | |
| 2921 error ("__go_%s__: invalid parent", go_name.c_str ()); | |
| 2922 } | |
| 2923 else | |
| 2924 error ("__go_%s__: invalid parent", go_name.c_str ()); | |
| 2925 | |
| 2926 return retval; | |
| 2927 } | |
| 2928 | |
| 2929 DEFUN (__go_figure__, args, , | |
| 2930 "-*- texinfo -*-\n\ | |
| 2931 @deftypefn {Built-in Function} {} __go_figure__ (@var{fignum})\n\ | |
| 6945 | 2932 Undocumented internal function.\n\ |
| 6406 | 2933 @end deftypefn") |
| 2934 { | |
| 2935 octave_value retval; | |
| 2936 | |
| 2937 if (args.length () > 0) | |
| 2938 { | |
| 2939 double val = args(0).double_value (); | |
| 2940 | |
| 2941 if (! error_state) | |
| 2942 { | |
| 2943 if (is_figure (val)) | |
| 2944 { | |
| 2945 graphics_handle h = gh_manager::lookup (val); | |
| 2946 | |
| 2947 xset (h, args.splice (0, 1)); | |
| 2948 | |
| 6874 | 2949 retval = h.value (); |
| 6406 | 2950 } |
| 2951 else | |
| 2952 { | |
| 2953 graphics_handle h = octave_NaN; | |
| 2954 | |
| 2955 if (xisnan (val)) | |
| 7370 | 2956 h = gh_manager::make_graphics_handle ("figure", 0, false); |
| 6406 | 2957 else if (val > 0 && D_NINT (val) == val) |
| 2958 h = gh_manager::make_figure_handle (val); | |
| 2959 else | |
| 2960 error ("__go_figure__: invalid figure number"); | |
| 2961 | |
| 7056 | 2962 if (! error_state && h.ok ()) |
| 6406 | 2963 { |
| 2964 adopt (0, h); | |
| 2965 | |
| 2966 xset (h, args.splice (0, 1)); | |
| 7370 | 2967 xcreatefcn (h); |
| 6406 | 2968 |
| 6874 | 2969 retval = h.value (); |
| 6406 | 2970 } |
| 2971 else | |
| 2972 error ("__go_figure__: failed to create figure handle"); | |
| 2973 } | |
| 2974 } | |
| 2975 else | |
| 2976 error ("__go_figure__: expecting figure number to be double value"); | |
| 2977 } | |
| 2978 else | |
| 2979 print_usage (); | |
| 2980 | |
| 2981 return retval; | |
| 2982 } | |
| 2983 | |
| 2984 #define GO_BODY(TYPE) \ | |
| 2985 octave_value retval; \ | |
| 2986 \ | |
| 2987 if (args.length () > 0) \ | |
| 2988 retval = make_graphics_object (#TYPE, args); \ | |
| 2989 else \ | |
| 2990 print_usage (); \ | |
| 2991 \ | |
| 2992 return retval | |
| 2993 | |
| 2994 DEFUN (__go_axes__, args, , | |
| 2995 "-*- texinfo -*-\n\ | |
| 2996 @deftypefn {Built-in Function} {} __go_axes__ (@var{parent})\n\ | |
| 6945 | 2997 Undocumented internal function.\n\ |
| 6406 | 2998 @end deftypefn") |
| 2999 { | |
| 3000 GO_BODY (axes); | |
| 3001 } | |
| 3002 | |
| 3003 DEFUN (__go_line__, args, , | |
| 3004 "-*- texinfo -*-\n\ | |
| 3005 @deftypefn {Built-in Function} {} __go_line__ (@var{parent})\n\ | |
| 6945 | 3006 Undocumented internal function.\n\ |
| 6406 | 3007 @end deftypefn") |
| 3008 { | |
| 3009 GO_BODY (line); | |
| 3010 } | |
| 3011 | |
| 3012 DEFUN (__go_text__, args, , | |
| 3013 "-*- texinfo -*-\n\ | |
| 3014 @deftypefn {Built-in Function} {} __go_text__ (@var{parent})\n\ | |
| 6945 | 3015 Undocumented internal function.\n\ |
| 6406 | 3016 @end deftypefn") |
| 3017 { | |
| 3018 GO_BODY (text); | |
| 3019 } | |
| 3020 | |
| 3021 DEFUN (__go_image__, args, , | |
| 3022 "-*- texinfo -*-\n\ | |
| 3023 @deftypefn {Built-in Function} {} __go_image__ (@var{parent})\n\ | |
| 6945 | 3024 Undocumented internal function.\n\ |
| 6406 | 3025 @end deftypefn") |
| 3026 { | |
| 3027 GO_BODY (image); | |
| 3028 } | |
| 3029 | |
| 3030 DEFUN (__go_surface__, args, , | |
| 3031 "-*- texinfo -*-\n\ | |
| 3032 @deftypefn {Built-in Function} {} __go_surface__ (@var{parent})\n\ | |
| 6945 | 3033 Undocumented internal function.\n\ |
| 6406 | 3034 @end deftypefn") |
| 3035 { | |
| 3036 GO_BODY (surface); | |
| 3037 } | |
| 3038 | |
| 6807 | 3039 DEFUN (__go_patch__, args, , |
| 3040 "-*- texinfo -*-\n\ | |
| 3041 @deftypefn {Built-in Function} {} __go_patch__ (@var{parent})\n\ | |
| 6945 | 3042 Undocumented internal function.\n\ |
| 6807 | 3043 @end deftypefn") |
| 3044 { | |
| 3045 GO_BODY (patch); | |
| 3046 } | |
| 3047 | |
| 6406 | 3048 DEFUN (__go_delete__, args, , |
| 3049 "-*- texinfo -*-\n\ | |
| 3050 @deftypefn {Built-in Function} {} __go_delete__ (@var{h})\n\ | |
| 6945 | 3051 Undocumented internal function.\n\ |
| 6406 | 3052 @end deftypefn") |
| 3053 { | |
| 3054 octave_value_list retval; | |
| 3055 | |
| 3056 if (args.length () == 1) | |
| 3057 { | |
| 3058 graphics_handle h = octave_NaN; | |
| 3059 | |
| 3060 double val = args(0).double_value (); | |
| 3061 | |
| 3062 if (! error_state) | |
| 3063 { | |
| 3064 h = gh_manager::lookup (val); | |
| 3065 | |
| 7056 | 3066 if (h.ok ()) |
| 6406 | 3067 { |
| 3068 graphics_object obj = gh_manager::get_object (h); | |
| 3069 | |
| 3070 graphics_handle parent_h = obj.get_parent (); | |
| 3071 | |
| 3072 graphics_object parent_obj = gh_manager::get_object (parent_h); | |
| 3073 | |
| 7367 | 3074 // NOTE: free the handle before removing it from its parent's |
| 3075 // children, such that the object's state is correct when | |
| 3076 // the deletefcn callback is executed | |
| 6406 | 3077 |
| 3078 gh_manager::free (h); | |
| 7367 | 3079 |
| 3080 parent_obj.remove_child (h); | |
| 6406 | 3081 } |
| 3082 else | |
| 3083 error ("delete: invalid graphics object (= %g)", val); | |
| 3084 } | |
| 3085 else | |
| 3086 error ("delete: invalid graphics object"); | |
| 3087 } | |
| 3088 else | |
| 3089 print_usage (); | |
| 3090 | |
| 3091 return retval; | |
| 3092 } | |
| 3093 | |
| 3094 DEFUN (__go_axes_init__, args, , | |
| 3095 "-*- texinfo -*-\n\ | |
| 3096 @deftypefn {Built-in Function} {} __go_axes_init__ (@var{h}, @var{mode})\n\ | |
| 6945 | 3097 Undocumented internal function.\n\ |
| 6406 | 3098 @end deftypefn") |
| 3099 { | |
| 3100 octave_value retval; | |
| 3101 | |
| 3102 int nargin = args.length (); | |
| 3103 | |
| 3104 std::string mode = ""; | |
| 3105 | |
| 3106 if (nargin == 2) | |
| 3107 { | |
| 3108 mode = args(1).string_value (); | |
| 3109 | |
| 3110 if (error_state) | |
| 3111 return retval; | |
| 3112 } | |
| 3113 | |
| 3114 if (nargin == 1 || nargin == 2) | |
| 3115 { | |
| 3116 graphics_handle h = octave_NaN; | |
| 3117 | |
| 3118 double val = args(0).double_value (); | |
| 3119 | |
| 3120 if (! error_state) | |
| 3121 { | |
| 3122 h = gh_manager::lookup (val); | |
| 3123 | |
| 7056 | 3124 if (h.ok ()) |
| 6406 | 3125 { |
| 3126 graphics_object obj = gh_manager::get_object (h); | |
| 3127 | |
| 3128 obj.set_defaults (mode); | |
| 3129 } | |
| 3130 else | |
| 3131 error ("__go_axes_init__: invalid graphics object (= %g)", val); | |
| 3132 } | |
| 3133 else | |
| 3134 error ("__go_axes_init__: invalid graphics object"); | |
| 3135 } | |
| 3136 else | |
| 3137 print_usage (); | |
| 3138 | |
| 3139 return retval; | |
| 3140 } | |
| 3141 | |
| 3142 DEFUN (__go_handles__, , , | |
| 3143 "-*- texinfo -*-\n\ | |
| 3144 @deftypefn {Built-in Function} {} __go_handles__ ()\n\ | |
| 6945 | 3145 Undocumented internal function.\n\ |
| 6406 | 3146 @end deftypefn") |
| 3147 { | |
| 6425 | 3148 return octave_value (gh_manager::handle_list ()); |
| 3149 } | |
| 3150 | |
| 3151 DEFUN (__go_figure_handles__, , , | |
| 3152 "-*- texinfo -*-\n\ | |
| 3153 @deftypefn {Built-in Function} {} __go_figure_handles__ ()\n\ | |
| 6945 | 3154 Undocumented internal function.\n\ |
| 6425 | 3155 @end deftypefn") |
| 3156 { | |
| 3157 return octave_value (gh_manager::figure_handle_list ()); | |
| 6406 | 3158 } |
| 3159 | |
| 7409 | 3160 static void |
| 3161 clear_drawnow_request (void *) | |
| 3162 { | |
| 3163 Vdrawnow_requested = false; | |
| 3164 } | |
| 3165 | |
| 7408 | 3166 DEFUN (drawnow, args, , |
| 3167 "-*- texinfo -*-\n\ | |
| 3168 @deftypefn {Built-in Function} {} __go_drawnow__ ()\n\ | |
| 3169 @deftypefnx {Built-in Function} {} __go_drawnow__ (@var{term}, @var{file}, @var{mono}, @var{debug_file})\n\ | |
| 3170 Undocumented internal function.\n\ | |
| 3171 @end deftypefn") | |
| 3172 { | |
| 3173 static int drawnow_executing = 0; | |
| 3174 static bool __go_close_all_registered__ = false; | |
| 3175 | |
| 3176 octave_value retval; | |
| 3177 | |
| 7409 | 3178 unwind_protect::begin_frame ("Fdrawnow"); |
| 3179 unwind_protect::add (clear_drawnow_request); | |
| 3180 | |
| 3181 unwind_protect_int (drawnow_executing); | |
| 3182 | |
| 3183 if (++drawnow_executing <= 1) | |
| 7408 | 3184 { |
| 7409 | 3185 if (! __go_close_all_registered__) |
| 3186 { | |
| 3187 octave_add_atexit_function ("__go_close_all__"); | |
| 3188 | |
| 3189 __go_close_all_registered__ = true; | |
| 3190 } | |
| 3191 | |
| 3192 if (args.length () == 0) | |
| 7408 | 3193 { |
| 7409 | 3194 Matrix hlist = gh_manager::figure_handle_list (); |
| 3195 | |
| 3196 for (int i = 0; ! error_state && i < hlist.length (); i++) | |
| 7408 | 3197 { |
| 7409 | 3198 graphics_handle h = gh_manager::lookup (hlist(i)); |
| 3199 | |
| 3200 if (h.ok () && h != 0) | |
| 7408 | 3201 { |
| 7409 | 3202 graphics_object go = gh_manager::get_object (h); |
| 3203 figure::properties& fprops = dynamic_cast <figure::properties&> (go.get_properties ()); | |
| 3204 | |
| 3205 if (fprops.is_modified ()) | |
| 7408 | 3206 { |
| 7409 | 3207 if (fprops.is_visible ()) |
| 3208 fprops.get_backend ().redraw_figure (h); | |
| 3209 else if (! fprops.get___plot_stream__ ().is_empty ()) | |
| 3210 { | |
| 3211 fprops.close (false); | |
| 3212 fprops.set___plot_stream__ (Matrix ()); | |
| 3213 fprops.set___enhanced__ (false); | |
| 3214 } | |
| 3215 fprops.set_modified (false); | |
| 7408 | 3216 } |
| 3217 } | |
| 3218 } | |
| 3219 } | |
| 7409 | 3220 else if (args.length () >= 2 && args.length () <= 4) |
| 7408 | 3221 { |
| 7409 | 3222 std::string term, file, debug_file; |
| 3223 bool mono; | |
| 3224 | |
| 3225 term = args(0).string_value (); | |
| 7408 | 3226 |
| 3227 if (! error_state) | |
| 3228 { | |
| 7409 | 3229 file = args(1).string_value (); |
| 7408 | 3230 |
| 3231 if (! error_state) | |
| 3232 { | |
| 7409 | 3233 size_t pos = file.find_last_of (file_ops::dir_sep_chars); |
| 3234 | |
| 3235 if (pos != NPOS) | |
| 3236 { | |
| 3237 file_stat fs (file.substr (0, pos)); | |
| 3238 | |
| 3239 if (! (fs && fs.is_dir ())) | |
| 3240 error ("drawnow: nonexistent directory `%s'", | |
| 3241 file.substr (0, pos).c_str ()); | |
| 3242 } | |
| 3243 | |
| 3244 mono = (args.length () >= 3 ? args(2).bool_value () : false); | |
| 7408 | 3245 |
| 3246 if (! error_state) | |
| 3247 { | |
| 7409 | 3248 debug_file = (args.length () > 3 ? args(3).string_value () |
| 3249 : ""); | |
| 3250 | |
| 3251 if (! error_state) | |
| 7408 | 3252 { |
| 7409 | 3253 graphics_handle h = gcf (); |
| 3254 | |
| 3255 if (h.ok ()) | |
| 3256 { | |
| 3257 graphics_object go = gh_manager::get_object (h); | |
| 3258 | |
| 7419 | 3259 go.get_backend () |
| 7409 | 3260 .print_figure (h, term, file, mono, debug_file); |
| 3261 } | |
| 3262 else | |
| 3263 error ("drawnow: nothing to draw"); | |
| 7408 | 3264 } |
| 3265 else | |
| 7409 | 3266 error ("drawnow: invalid debug_file, expected a string value"); |
| 7408 | 3267 } |
| 3268 else | |
| 7409 | 3269 error ("drawnow: invalid colormode, expected a boolean value"); |
| 7408 | 3270 } |
| 3271 else | |
| 7409 | 3272 error ("drawnow: invalid file, expected a string value"); |
| 7408 | 3273 } |
| 3274 else | |
| 7409 | 3275 error ("drawnow: invalid terminal, expected a string value"); |
| 7408 | 3276 } |
| 3277 else | |
| 7409 | 3278 print_usage (); |
| 7408 | 3279 } |
| 7409 | 3280 |
| 3281 unwind_protect::run_frame ("Fdrawnow"); | |
| 7408 | 3282 |
| 3283 return retval; | |
| 3284 } | |
| 3285 | |
| 6595 | 3286 octave_value |
| 7447 | 3287 get_property_from_handle (double handle, const std::string& property, |
| 3288 const std::string& func) | |
| 6595 | 3289 { |
| 3290 graphics_object obj = gh_manager::get_object (handle); | |
| 3291 octave_value retval; | |
| 3292 | |
| 3293 if (obj) | |
| 3294 { | |
| 7189 | 3295 caseless_str p = std::string (property); |
| 6595 | 3296 retval = obj.get (p); |
| 3297 } | |
| 3298 else | |
| 3299 error ("%s: invalid handle (= %g)", func.c_str(), handle); | |
| 3300 | |
| 3301 return retval; | |
| 3302 } | |
| 3303 | |
| 3304 bool | |
| 7447 | 3305 set_property_in_handle (double handle, const std::string& property, |
| 3306 const octave_value& arg, const std::string& func) | |
| 6595 | 3307 { |
| 3308 graphics_object obj = gh_manager::get_object (handle); | |
| 3309 int ret = false; | |
| 3310 | |
| 3311 if (obj) | |
| 3312 { | |
| 7189 | 3313 caseless_str p = std::string (property); |
| 6595 | 3314 obj.set (p, arg); |
| 3315 if (!error_state) | |
| 3316 ret = true; | |
| 3317 } | |
| 3318 else | |
| 3319 error ("%s: invalid handle (= %g)", func.c_str(), handle); | |
| 3320 | |
| 3321 return ret; | |
| 3322 } | |
| 3323 | |
| 6406 | 3324 /* |
| 3325 ;;; Local Variables: *** | |
| 3326 ;;; mode: C++ *** | |
| 3327 ;;; End: *** | |
| 3328 */ |