Mercurial > octave
annotate libinterp/corefcn/gl2ps-renderer.cc @ 20955:77f5591878bf
maint: Use '! expr' rather than '!expr' to conform to coding guidelines.
* dialog.h, documentation-dock-widget.cc, files-dock-widget.cc,
find-files-dialog.cc, file-editor-tab.cc, file-editor.cc, find-dialog.cc,
octave-qscintilla.cc, main-window.cc, parser.cc, resource-manager.cc,
workspace-view.cc, data.cc, dlmread.cc, gl-render.cc, gl2ps-renderer.cc,
graphics.cc, graphics.in.h, ls-hdf5.cc, ls-mat5.cc, ls-oct-binary.cc, lsode.cc,
mappers.cc, pt-jit.cc, regexp.cc, spparms.cc, symtab.h, utils.cc, zfstream.cc,
__eigs__.cc, __glpk__.cc, __init_fltk__.cc, ccolamd.cc, colamd.cc,
ov-base-diag.cc, ov-base-int.cc, ov-base-sparse.cc, ov-bool-mat.cc,
ov-bool-sparse.cc, ov-bool.cc, ov-class.cc, ov-cx-sparse.cc, ov-fcn-handle.cc,
ov-fcn-inline.cc, ov-java.cc, ov-perm.cc, ov-re-sparse.cc, ov-str-mat.cc,
ov-struct.cc, ov.cc, pt-mat.cc, Array.cc, Array.h, CMatrix.cc, CSparse.cc,
MatrixType.cc, PermMatrix.cc, Sparse.h, dMatrix.cc, dSparse.cc, fCMatrix.cc,
fMatrix.cc, idx-vector.cc, CollocWt.h, SparseCmplxLU.cc, SparseCmplxQR.cc,
SparseQR.cc, SparsedbleLU.cc, base-qr.cc, eigs-base.cc, oct-fftw.cc,
randmtzig.c, sparse-dmsolve.cc, kpse.cc, lo-regexp.cc, oct-locbuf.h,
url-transfer.cc, url-transfer.h, bitset.m, interp2.m, __isequal__.m,
inpolygon.m, questdlg.m, help.m, compare_versions.m, substruct.m,
configure_make.m, whitebg.m, __marching_cube__.m, struct2hdl.m, polyfit.m,
spline.m, unique.m, svds.m, ellipke.m, binoinv.m, hygepdf.m, nbininv.m,
poissinv.m, tcdf.m, unidcdf.m, unidpdf.m, dec2base.m, assert.m, weekday.m,
mkoctfile.in.cc:
maint: Use '! expr' rather than '!expr' to conform to coding guidelines.
author | Rik <rik@octave.org> |
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date | Sun, 20 Dec 2015 10:15:02 -0800 |
parents | 35241c4b696c |
children | 3aa293be0e8d |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2009-2015 Shai Ayal |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 3 of the License, or (at your |
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10 option) any later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <http://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #ifdef HAVE_CONFIG_H |
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24 #include <config.h> |
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25 #endif |
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26 |
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27 #include "error.h" |
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28 #include "gl2ps-renderer.h" |
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29 #include "txt-eng-ft.h" |
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30 |
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31 #ifdef HAVE_GL2PS_H |
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32 |
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33 #include <cstdio> |
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34 |
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35 #include "lo-mappers.h" |
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36 #include "oct-locbuf.h" |
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37 #include "unwind-prot.h" |
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38 |
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39 #include "gl2ps.h" |
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40 #include "sysdep.h" |
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41 |
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42 void |
19890 | 43 glps_renderer::draw (const graphics_object& go, const std::string& print_cmd) |
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44 { |
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45 static bool in_draw = false; |
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46 static std::string old_print_cmd; |
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47 |
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48 if (! in_draw) |
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49 { |
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50 unwind_protect frame; |
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51 |
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52 frame.protect_var (in_draw); |
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53 |
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54 in_draw = true; |
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55 |
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56 GLint gl2ps_term; |
19890 | 57 if (term.find ("eps") != std::string::npos) |
58 gl2ps_term = GL2PS_EPS; | |
59 else if (term.find ("pdf") != std::string::npos) | |
60 gl2ps_term = GL2PS_PDF; | |
61 else if (term.find ("ps") != std::string::npos) | |
62 gl2ps_term = GL2PS_PS; | |
63 else if (term.find ("svg") != std::string::npos) | |
64 gl2ps_term = GL2PS_SVG; | |
65 else if (term.find ("pgf") != std::string::npos) | |
66 gl2ps_term = GL2PS_PGF; | |
67 else if (term.find ("tex") != std::string::npos) | |
68 gl2ps_term = GL2PS_TEX; | |
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69 else |
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70 error ("gl2ps-renderer::draw: Unknown terminal %s", term.c_str ()); |
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71 |
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72 GLint gl2ps_text = 0; |
19890 | 73 if (term.find ("notxt") != std::string::npos) |
74 gl2ps_text = GL2PS_NO_TEXT; | |
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75 |
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76 // Default sort order optimizes for 3D plots |
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77 GLint gl2ps_sort = GL2PS_BSP_SORT; |
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79 // For 2D plots we can use a simpler Z-depth sorting algorithm |
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80 if (term.find ("is2D") != std::string::npos) |
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81 gl2ps_sort = GL2PS_SIMPLE_SORT; |
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82 |
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84 GLint buffsize = 0; | |
85 | |
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86 while (state == GL2PS_OVERFLOW) |
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87 { |
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88 // For LaTeX output the fltk print process uses 2 drawnow() commands. |
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89 // The first one is for the pdf/ps/eps graph to be included. The |
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90 // print_cmd is saved as old_print_cmd. Then the second drawnow() |
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91 // outputs the tex-file and the graphic filename to be included is |
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92 // extracted from old_print_cmd. |
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94 std::string include_graph; |
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96 size_t found_redirect = old_print_cmd.find (">"); |
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98 if (found_redirect != std::string::npos) |
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99 include_graph = old_print_cmd.substr (found_redirect + 1); |
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100 else |
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101 include_graph = old_print_cmd; |
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103 size_t n_begin = include_graph.find_first_not_of (" "); |
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105 if (n_begin != std::string::npos) |
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106 { |
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107 size_t n_end = include_graph.find_last_not_of (" "); |
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108 include_graph = include_graph.substr (n_begin, |
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109 n_end - n_begin + 1); |
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110 } |
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111 else |
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112 include_graph = "foobar-inc"; |
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114 buffsize += 1024*1024; |
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116 // GL2PS_SILENT was removed to allow gl2ps printing errors on stderr |
19890 | 117 GLint ret = gl2psBeginPage ("glps_renderer figure", "Octave", 0, |
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118 gl2ps_term, gl2ps_sort, |
19890 | 119 (GL2PS_NO_BLENDING |
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120 | GL2PS_OCCLUSION_CULL |
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121 | GL2PS_BEST_ROOT |
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122 | gl2ps_text |
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123 | GL2PS_NO_PS3_SHADING |
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124 | GL2PS_USE_CURRENT_VIEWPORT), |
19890 | 125 GL_RGBA, 0, 0, 0, 0, 0, |
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126 buffsize, fp, include_graph.c_str ()); |
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127 if (ret == GL2PS_ERROR) |
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128 { |
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129 old_print_cmd.clear (); |
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130 error ("gl2ps-renderer::draw: gl2psBeginPage returned GL2PS_ERROR"); |
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131 } |
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133 old_print_cmd = print_cmd; |
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135 opengl_renderer::draw (go); |
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136 |
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137 // Without glFinish () there may be primitives missing in the |
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139 glFinish (); |
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140 |
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141 state = gl2psEndPage (); |
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142 |
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143 if (state == GL2PS_ERROR) |
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144 { |
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145 old_print_cmd.clear (); |
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146 error ("gl2ps-renderer::draw: gl2psEndPage returned GL2PS_ERROR"); |
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147 } |
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149 // Don't check state for GL2PS_UNINITIALIZED (should never happen) |
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150 // GL2PS_OVERFLOW (see while loop) or GL2PS_SUCCESS |
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151 } |
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152 } |
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153 else |
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154 opengl_renderer::draw (go); |
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155 } |
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156 |
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157 int |
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158 glps_renderer::alignment_to_mode (int ha, int va) const |
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159 { |
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161 | |
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162 if (ha == 0) |
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163 { |
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164 if (va == 0 || va == 3) |
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165 gl2psa=GL2PS_TEXT_BL; |
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166 else if (va == 2) |
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167 gl2psa=GL2PS_TEXT_TL; |
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168 else if (va == 1) |
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169 gl2psa=GL2PS_TEXT_CL; |
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170 } |
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171 else if (ha == 2) |
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172 { |
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173 if (va == 0 || va == 3) |
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174 gl2psa=GL2PS_TEXT_BR; |
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175 else if (va == 2) |
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176 gl2psa=GL2PS_TEXT_TR; |
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177 else if (va == 1) |
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178 gl2psa=GL2PS_TEXT_CR; |
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179 } |
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180 else if (ha == 1) |
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181 { |
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182 if (va == 0 || va == 3) |
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183 gl2psa=GL2PS_TEXT_B; |
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184 else if (va == 2) |
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185 gl2psa=GL2PS_TEXT_T; |
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186 else if (va == 1) |
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187 gl2psa=GL2PS_TEXT_C; |
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188 } |
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190 return gl2psa; |
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191 } |
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192 |
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193 void |
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194 glps_renderer::fix_strlist_position (double x, double y, double z, |
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195 Matrix box, double rotation, |
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196 std::list<ft_render::ft_string>& lst) |
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197 { |
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198 for (std::list<ft_render::ft_string>::iterator p = lst.begin (); |
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199 p != lst.end (); p++) |
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200 { |
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201 // Get pixel coordinates |
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202 ColumnVector coord_pix = get_transform ().transform (x, y, z, false); |
19890 | 203 |
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204 // Translate and rotate |
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205 double rot = rotation * 4.0 * atan (1.0) / 180; |
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206 coord_pix(0) += ((*p).get_x () + box(0))*cos (rot) |
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207 - ((*p).get_y () + box(1))*sin (rot); |
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208 coord_pix(1) -= ((*p).get_y () + box(1))*cos (rot) |
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209 + ((*p).get_x () + box(0))*sin (rot);; |
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210 |
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211 // Turn coordinates back into current gl coordinates |
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212 ColumnVector coord = |
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213 get_transform ().untransform (coord_pix(0), coord_pix(1), |
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214 coord_pix(2), false); |
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215 (*p).set_x (coord(0)); |
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216 (*p).set_y (coord(1)); |
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217 (*p).set_z (coord(2)); |
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218 } |
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219 } |
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220 |
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221 static std::string |
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222 code_to_symbol (uint32_t code) |
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223 { |
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224 std::string retval; |
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225 |
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226 uint32_t idx = code - 945; |
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227 if (idx < 25) |
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228 { |
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229 std::string characters("abgdezhqiklmnxoprVstufcyw"); |
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230 retval = characters[idx]; |
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231 return retval; |
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232 } |
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233 |
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234 idx = code - 913; |
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235 if (idx < 25) |
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236 { |
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237 std::string characters("ABGDEZHQIKLMNXOPRVSTUFCYW"); |
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238 retval = characters[idx]; |
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239 } |
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240 else if (code == 978) |
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241 retval = std::string ("U"); |
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242 else if (code == 215) |
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243 retval = std::string ("\xb4"); |
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244 else if (code == 177) |
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245 retval = std::string ("\xb1"); |
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246 else if (code == 8501) |
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247 retval = std::string ("\xc0"); |
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248 else if (code == 8465) |
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249 retval = std::string ("\xc1"); |
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250 else if (code == 8242) |
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251 retval = std::string ("\xa2"); |
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252 else if (code == 8736) |
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253 retval = std::string ("\xd0"); |
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254 else if (code == 172) |
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255 retval = std::string ("\xd8"); |
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256 else if (code == 9829) |
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257 retval = std::string ("\xa9"); |
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258 else if (code == 8472) |
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259 retval = std::string ("\xc3"); |
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260 else if (code == 8706) |
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261 retval = std::string ("\xb6"); |
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262 else if (code == 8704) |
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263 retval = std::string ("\x22"); |
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264 else if (code == 9827) |
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265 retval = std::string ("\xa7"); |
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266 else if (code == 9824) |
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267 retval = std::string ("\xaa"); |
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268 else if (code == 8476) |
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269 retval = std::string ("\xc2"); |
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270 else if (code == 8734) |
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271 retval = std::string ("\xa5"); |
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272 else if (code == 8730) |
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273 retval = std::string ("\xd6"); |
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274 else if (code == 8707) |
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275 retval = std::string ("\x24"); |
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276 else if (code == 9830) |
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277 retval = std::string ("\xa8"); |
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278 else if (code == 8747) |
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279 retval = std::string ("\xf2"); |
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280 else if (code == 8727) |
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281 retval = std::string ("\x2a"); |
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282 else if (code == 8744) |
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283 retval = std::string ("\xda"); |
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284 else if (code == 8855) |
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285 retval = std::string ("\xc4"); |
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286 else if (code == 8901) |
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287 retval = std::string ("\xd7"); |
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288 else if (code == 8728) |
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289 retval = std::string ("\xb0"); |
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290 else if (code == 8745) |
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291 retval = std::string ("\xc7"); |
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292 else if (code == 8743) |
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293 retval = std::string ("\xd9"); |
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294 else if (code == 8856) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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295 retval = std::string ("\xc6"); |
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296 else if (code == 8729) |
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297 retval = std::string ("\xb7"); |
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298 else if (code == 8746) |
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299 retval = std::string ("\xc8"); |
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300 else if (code == 8853) |
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301 retval = std::string ("\xc5"); |
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302 else if (code == 8804) |
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303 retval = std::string ("\xa3"); |
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304 else if (code == 8712) |
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305 retval = std::string ("\xce"); |
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306 else if (code == 8839) |
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307 retval = std::string ("\xca"); |
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308 else if (code == 8801) |
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309 retval = std::string ("\xba"); |
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310 else if (code == 8773) |
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311 retval = std::string ("\x40"); |
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312 else if (code == 8834) |
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313 retval = std::string ("\xcc"); |
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314 else if (code == 8805) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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315 retval = std::string ("\xb3"); |
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316 else if (code == 8715) |
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317 retval = std::string ("\x27"); |
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318 else if (code == 8764) |
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319 retval = std::string ("\x7e"); |
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320 else if (code == 8733) |
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321 retval = std::string ("\xb5"); |
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322 else if (code == 8838) |
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323 retval = std::string ("\xcd"); |
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324 else if (code == 8835) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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325 retval = std::string ("\xc9"); |
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326 else if (code == 8739) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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327 retval = std::string ("\xbd"); |
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328 else if (code == 8776) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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329 retval = std::string ("\xbb"); |
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330 else if (code == 8869) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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331 retval = std::string ("\x5e"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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332 else if (code == 8656) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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333 retval = std::string ("\xdc"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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334 else if (code == 8592) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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335 retval = std::string ("\xac"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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336 else if (code == 8658) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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337 retval = std::string ("\xde"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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338 else if (code == 8594) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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339 retval = std::string ("\xae"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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340 else if (code == 8596) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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341 retval = std::string ("\xab"); |
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342 else if (code == 8593) |
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343 retval = std::string ("\xad"); |
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344 else if (code == 8595) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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345 retval = std::string ("\xaf"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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346 else if (code == 8970) |
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347 retval = std::string ("\xeb"); |
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348 else if (code == 8971) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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349 retval = std::string ("\xfb"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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350 else if (code == 10216) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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351 retval = std::string ("\xe1"); |
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352 else if (code == 10217) |
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353 retval = std::string ("\xf1"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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354 else if (code == 8968) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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355 retval = std::string ("\xe9"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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356 else if (code == 8969) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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357 retval = std::string ("\xf9"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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358 else if (code == 8800) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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359 retval = std::string ("\xb9"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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360 else if (code == 8230) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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361 retval = std::string ("\xbc"); |
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362 else if (code == 176) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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363 retval = std::string ("\xb0"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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364 else if (code == 8709) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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365 retval = std::string ("\xc6"); |
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366 else if (code == 169) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
367 retval = std::string ("\xd3"); |
20020
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
368 |
20624
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
369 if (retval.empty ()) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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370 warning ("print: unhandled symbol %d", code); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
371 |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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372 return retval; |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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373 } |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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374 |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
375 |
20715
5b7643257978
Remove trailing whitespace at end of lines.
Rik <rik@octave.org>
parents:
20624
diff
changeset
|
376 static std::string |
20624
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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377 select_font (caseless_str fn, bool isbold, bool isitalic) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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378 { |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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379 std::transform (fn.begin (), fn.end (), fn.begin (), ::tolower); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
380 std::string fontname; |
9798
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printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
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|
381 if (fn == "times" || fn == "times-roman") |
20020
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
382 { |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
383 if (isitalic && isbold) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
384 fontname = "Times-BoldItalic"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
385 else if (isitalic) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
386 fontname = "Times-Italic"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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387 else if (isbold) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
388 fontname = "Times-Bold"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
389 else |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
390 fontname = "Times-Roman"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
391 } |
9798
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printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff
changeset
|
392 else if (fn == "courier") |
20715
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Remove trailing whitespace at end of lines.
Rik <rik@octave.org>
parents:
20624
diff
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|
393 { |
20020
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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parents:
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|
394 if (isitalic && isbold) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
395 fontname = "Courier-BoldOblique"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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396 else if (isitalic) |
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Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
397 fontname = "Courier-Oblique"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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398 else if (isbold) |
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Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
399 fontname = "Courier-Bold"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
400 else |
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Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
401 fontname = "Courier"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
402 } |
9798
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printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
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diff
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|
403 else if (fn == "symbol") |
2d6a5af744b6
printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff
changeset
|
404 fontname = "Symbol"; |
2d6a5af744b6
printing for fltk backend using gl2ps
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parents:
diff
changeset
|
405 else if (fn == "zapfdingbats") |
2d6a5af744b6
printing for fltk backend using gl2ps
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parents:
diff
changeset
|
406 fontname = "ZapfDingbats"; |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11523
diff
changeset
|
407 else |
20020
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
408 { |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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parents:
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|
409 if (isitalic && isbold) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
410 fontname = "Helvetica-BoldOblique"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
411 else if (isitalic) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
412 fontname = "Helvetica-Oblique"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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parents:
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|
413 else if (isbold) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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changeset
|
414 fontname = "Helvetica-Bold"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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|
415 else |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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|
416 fontname = "Helvetica"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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parents:
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diff
changeset
|
417 } |
20624
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
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|
418 return fontname; |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
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|
419 } |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
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|
420 |
20715
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421 static void |
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422 escape_character (const std::string chr, std::string& str) |
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423 { |
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424 std::size_t idx = str.find (chr); |
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425 while (idx != std::string::npos) |
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426 { |
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427 str.insert (idx, "\\"); |
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428 idx = str.find (chr, idx + 2); |
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429 } |
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430 } |
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431 |
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432 Matrix |
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433 glps_renderer::render_text (const std::string& txt, |
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434 double x, double y, double z, |
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435 int ha, int va, double rotation) |
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436 { |
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437 std::string saved_font = fontname; |
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438 |
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439 if (txt.empty ()) |
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440 return Matrix (1, 4, 0.0); |
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441 |
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442 // We have no way to get a bounding box from gl2ps, so we parse the raw |
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443 // string using freetype |
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444 Matrix bbox; |
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445 std::string str = txt; |
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446 std::list<ft_render::ft_string> lst; |
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447 |
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448 text_to_strlist (str, lst, bbox, ha, va, rotation); |
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449 |
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450 // When using "tex" or when the string has only one line and no |
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451 // special characters, use gl2ps for alignment |
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452 if (lst.empty () || term.find ("tex") != std::string::npos |
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453 || (lst.size () == 1 && ! lst.front ().get_code ())) |
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454 { |
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455 std::string name = fontname; |
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456 int sz = fontsize; |
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457 if (! lst.empty () && term.find ("tex") == std::string::npos) |
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458 { |
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459 ft_render::ft_string s = lst.front (); |
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460 name = select_font (s.get_name (), s.get_weight () == "bold", |
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461 s.get_angle () == "italic"); |
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462 set_color (s.get_color ()); |
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463 str = s.get_string (); |
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464 sz = s.get_size (); |
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465 } |
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466 |
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467 glRasterPos3d (x, y, z); |
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468 |
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469 // Escape parenthesis until gl2ps does it (see bug ##45301). |
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470 if (term.find ("svg") == std::string::npos |
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471 && term.find ("tex") == std::string::npos) |
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472 { |
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473 escape_character ("(", str); |
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474 escape_character (")", str); |
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475 } |
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476 |
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477 gl2psTextOpt (str.c_str (), name.c_str (), sz, |
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478 alignment_to_mode (ha, va), rotation); |
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479 return bbox; |
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480 } |
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481 |
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482 // Translate and rotate coordinates in order to use bottom-left alignment |
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483 fix_strlist_position (x, y, z, bbox, rotation, lst); |
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484 |
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485 for (std::list<ft_render::ft_string>::iterator p = lst.begin (); |
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486 p != lst.end (); p++) |
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487 { |
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488 fontname = select_font ((*p).get_name (), |
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489 (*p).get_weight () == "bold", |
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490 (*p).get_angle () == "italic"); |
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491 if ((*p).get_code ()) |
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492 { |
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493 // This is only one character represented by a uint32 (utf8) code. |
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494 // We replace it by the corresponding character in the |
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495 // "Symbol" font except for svg which has built-in utf8 support. |
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496 if (term.find ("svg") == std::string::npos) |
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497 { |
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498 fontname = "Symbol"; |
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499 str = code_to_symbol ((*p).get_code ()); |
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500 } |
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501 else |
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502 { |
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503 std::stringstream ss; |
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504 ss << (*p).get_code (); |
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505 str = "&#" + ss.str () + ";"; |
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506 } |
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507 } |
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508 else |
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509 { |
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510 str = (*p).get_string (); |
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511 // Escape parenthesis until gl2ps does it (see bug ##45301). |
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512 if (term.find ("svg") == std::string::npos) |
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513 { |
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514 escape_character ("(", str); |
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515 escape_character (")", str); |
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516 } |
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517 } |
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518 |
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519 set_color ((*p).get_color ()); |
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520 glRasterPos3d ((*p).get_x (), (*p).get_y (), (*p).get_z ()); |
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521 gl2psTextOpt (str.c_str (), fontname.c_str (), (*p).get_size (), |
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522 GL2PS_TEXT_BL, rotation); |
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523 } |
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524 |
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525 fontname = saved_font; |
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526 return bbox; |
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527 } |
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528 |
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529 void |
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530 glps_renderer::set_font (const base_properties& props) |
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531 { |
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532 opengl_renderer::set_font (props); |
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533 |
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534 // Set the interpreter so that text_to_pixels can parse strings properly |
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535 if (props.has_property ("interpreter")) |
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536 set_interpreter (props.get ("interpreter").string_value ()); |
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537 |
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538 fontsize = props.get ("fontsize_points").double_value (); |
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539 |
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540 caseless_str fn = props.get ("fontname").xtolower ().string_value (); |
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541 bool isbold = |
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542 (props.get ("fontweight").xtolower ().string_value () == "bold"); |
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543 bool isitalic = |
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544 (props.get ("fontangle").xtolower ().string_value () == "italic"); |
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545 |
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546 fontname = select_font (fn, isbold, isitalic); |
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547 } |
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548 |
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549 template <typename T> |
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550 static void |
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551 draw_pixels (GLsizei w, GLsizei h, GLenum format, const T *data, float maxval) |
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552 { |
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553 OCTAVE_LOCAL_BUFFER (GLfloat, a, 3*w*h); |
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554 |
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Rik <rik@octave.org>
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555 // Convert to GL_FLOAT as it is the only type gl2ps accepts. |
18680 | 556 for (int i = 0; i < 3*w*h; i++) |
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Rik <rik@octave.org>
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557 a[i] = data[i] / maxval; |
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558 |
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559 gl2psDrawPixels (w, h, 0, 0, format, GL_FLOAT, a); |
7dedfd70dd9f
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parents:
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560 } |
7dedfd70dd9f
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561 |
11586
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562 void |
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563 glps_renderer::draw_pixels (GLsizei w, GLsizei h, GLenum format, |
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564 GLenum type, const GLvoid *data) |
7dedfd70dd9f
image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
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565 { |
18659
3277514f36da
Fix inverted colors when printing uint8/uint16 images (bug #42107).
Rik <rik@octave.org>
parents:
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diff
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|
566 // gl2psDrawPixels only supports the GL_FLOAT type. |
3277514f36da
Fix inverted colors when printing uint8/uint16 images (bug #42107).
Rik <rik@octave.org>
parents:
17861
diff
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567 // Other formats, such as uint8, must be converted first. |
3277514f36da
Fix inverted colors when printing uint8/uint16 images (bug #42107).
Rik <rik@octave.org>
parents:
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568 if (type == GL_UNSIGNED_BYTE) |
3277514f36da
Fix inverted colors when printing uint8/uint16 images (bug #42107).
Rik <rik@octave.org>
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|
569 ::draw_pixels (w, h, format, static_cast<const GLubyte *> (data), 255.0f); |
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Fix inverted colors when printing uint8/uint16 images (bug #42107).
Rik <rik@octave.org>
parents:
17861
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|
570 else if (type == GL_UNSIGNED_SHORT) |
3277514f36da
Fix inverted colors when printing uint8/uint16 images (bug #42107).
Rik <rik@octave.org>
parents:
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571 ::draw_pixels (w, h, format, static_cast<const GLushort *> (data), 65535.0f); |
9950
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|
572 else |
7dedfd70dd9f
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573 gl2psDrawPixels (w, h, 0, 0, format, type, data); |
7dedfd70dd9f
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574 } |
7dedfd70dd9f
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Shai Ayal <shaiay@users.sourceforge.net>
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575 |
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Konstantinos Poulios <logari81@googlemail.com>
parents:
10955
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|
576 void |
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Konstantinos Poulios <logari81@googlemail.com>
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577 glps_renderer::draw_text (const text::properties& props) |
2be9e22796d2
improvements in text-extent calculation
Konstantinos Poulios <logari81@googlemail.com>
parents:
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diff
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|
578 { |
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22bc9ec80c2c
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Ben Abbott <bpabbott@mac.com>
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579 if (props.get_string ().is_empty ()) |
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580 return; |
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|
581 |
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|
582 // First set font properties: freetype will use them to compute |
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583 // coordinates and gl2ps will retrieve the color directly from the |
5b7643257978
Remove trailing whitespace at end of lines.
Rik <rik@octave.org>
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584 // feedback buffer |
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|
585 set_font (props); |
2be9e22796d2
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|
586 set_color (props.get_color_rgb ()); |
2be9e22796d2
improvements in text-extent calculation
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parents:
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|
587 |
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|
588 std::string saved_font = fontname; |
4e47e10d5279
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589 |
4e47e10d5279
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590 // Alignment |
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Rik <rik@octave.org>
parents:
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591 int halign = 0; |
6a71e5030df5
Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
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|
592 int valign = 0; |
11455
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|
593 |
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|
594 if (props.horizontalalignment_is ("center")) |
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parents:
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diff
changeset
|
595 halign = 1; |
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parents:
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diff
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|
596 else if (props.horizontalalignment_is ("right")) |
2be9e22796d2
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Konstantinos Poulios <logari81@googlemail.com>
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597 halign = 2; |
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12df7854fa7c
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John W. Eaton <jwe@octave.org>
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|
598 |
11455
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Konstantinos Poulios <logari81@googlemail.com>
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diff
changeset
|
599 if (props.verticalalignment_is ("top")) |
2be9e22796d2
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parents:
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diff
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|
600 valign = 2; |
2be9e22796d2
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diff
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|
601 else if (props.verticalalignment_is ("baseline")) |
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improvements in text-extent calculation
Konstantinos Poulios <logari81@googlemail.com>
parents:
10955
diff
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602 valign = 3; |
2be9e22796d2
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Konstantinos Poulios <logari81@googlemail.com>
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603 else if (props.verticalalignment_is ("middle")) |
2be9e22796d2
improvements in text-extent calculation
Konstantinos Poulios <logari81@googlemail.com>
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|
604 valign = 1; |
2be9e22796d2
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Konstantinos Poulios <logari81@googlemail.com>
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|
605 |
2be9e22796d2
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Konstantinos Poulios <logari81@googlemail.com>
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diff
changeset
|
606 // FIXME: handle margin and surrounding box |
2be9e22796d2
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10955
diff
changeset
|
607 |
20624
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Pantxo Diribarne <pantxo.diribarne@gmail.com>
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608 Matrix bbox; |
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|
609 const Matrix pos = get_transform ().scale (props.get_data_position ()); |
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610 std::string str = props.get_string ().all_strings ().join ("\n"); |
12965
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Ben Abbott <bpabbott@mac.com>
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diff
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|
611 |
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612 render_text (str, pos(0), pos(1), pos.numel () > 2 ? pos(2) : 0.0, |
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Pantxo Diribarne <pantxo.diribarne@gmail.com>
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changeset
|
613 halign, valign, props.get_rotation ()); |
11455
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|
614 } |
2be9e22796d2
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|
615 |
19639
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John W. Eaton <jwe@octave.org>
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19596
diff
changeset
|
616 static void |
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617 safe_pclose (FILE *f) |
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618 { |
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619 if (f) |
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620 octave_pclose (f); |
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621 } |
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622 |
9798
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printing for fltk backend using gl2ps
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623 #endif |
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624 |
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625 void |
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626 gl2ps_print (const graphics_object& fig, const std::string& cmd, |
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627 const std::string& term) |
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628 { |
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629 #ifdef HAVE_GL2PS_H |
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630 |
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631 FILE *fp = octave_popen (cmd.c_str (), "w"); |
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632 |
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633 if (fp) |
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634 { |
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635 unwind_protect frame; |
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636 |
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637 frame.add_fcn (safe_pclose, fp); |
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638 |
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639 glps_renderer rend (fp, term); |
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640 |
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641 rend.draw (fig, cmd); |
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642 } |
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643 else |
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644 error ("print: failed to open pipe for gl2ps renderer"); |
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645 |
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646 #else |
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647 |
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648 error ("print: printing not available without gl2ps library"); |
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649 |
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650 #endif |
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651 } |