Mercurial > octave
annotate libinterp/corefcn/gl2ps-print.cc @ 22704:b5407b1ab11a
Provide extra info message when gl2ps buffer overflows (bug #49482).
* gl2ps-print.cc (gl2ps_renderer::draw): If buffer overflows, print a warning
message that Octave will retry with a larger buffer size.
author | Rik <rik@octave.org> |
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date | Mon, 31 Oct 2016 12:22:43 -0700 |
parents | 4191f8b5070c |
children | dc828d9a7f3a |
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1 /* |
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2 |
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3 Copyright (C) 2009-2016 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 #if defined (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 // Both header files are required outside of HAVE_GLP2S_H |
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28 #include "errwarn.h" |
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29 #include "gl2ps-print.h" |
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30 |
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31 #if defined (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 <limits> |
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36 |
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37 #include <gl2ps.h> |
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38 |
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39 #include "lo-mappers.h" |
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40 #include "oct-locbuf.h" |
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41 #include "tmpfile-wrapper.h" |
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42 #include "unistd-wrappers.h" |
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43 #include "unwind-prot.h" |
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44 |
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45 #include "gl-render.h" |
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46 #include "oct-opengl.h" |
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47 #include "sighandlers.h" |
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48 #include "sysdep.h" |
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49 #include "text-renderer.h" |
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50 |
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51 namespace octave |
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52 { |
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53 class |
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54 OCTINTERP_API |
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55 gl2ps_renderer : public opengl_renderer |
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56 { |
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57 public: |
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58 |
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59 gl2ps_renderer (FILE *_fp, const std::string& _term) |
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60 : octave::opengl_renderer () , fp (_fp), term (_term), fontsize (), |
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61 fontname (), buffer_overflow (false) |
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62 { } |
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63 |
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64 ~gl2ps_renderer (void) { } |
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65 |
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66 // FIXME: should we import the functions from the base class and |
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67 // overload them here, or should we use a different name so we don't |
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68 // have to do this? Without the using declaration or a name change, |
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69 // the base class functions will be hidden. That may be OK, but it |
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70 // can also cause some confusion. |
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71 using octave::opengl_renderer::draw; |
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72 |
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73 void draw (const graphics_object& go, const std::string& print_cmd); |
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74 |
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75 protected: |
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76 |
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77 Matrix render_text (const std::string& txt, |
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78 double x, double y, double z, |
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79 int halign, int valign, double rotation = 0.0); |
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80 |
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81 void set_font (const base_properties& props); |
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82 |
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83 void draw_axes (const axes::properties& props) |
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84 { |
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85 // Initialize a sorting tree (viewport) in gl2ps for each axes |
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86 GLint vp[4]; |
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87 glGetIntegerv (GL_VIEWPORT, vp); |
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88 gl2psBeginViewport (vp); |
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89 |
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90 // Draw and finish () or there may primitives missing in the gl2ps output. |
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91 octave::opengl_renderer::draw_axes (props); |
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92 finish (); |
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93 |
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94 // Finalize viewport |
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95 GLint state = gl2psEndViewport (); |
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96 if (state == GL2PS_NO_FEEDBACK) |
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97 warning ("gl2ps_renderer::draw_axes: empty feedback buffer and/or nothing else to print"); |
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98 else if (state == GL2PS_ERROR) |
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99 error ("gl2ps_renderer::draw_axes: gl2psEndPage returned GL2PS_ERROR"); |
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100 |
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101 buffer_overflow |= (state == GL2PS_OVERFLOW); |
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102 |
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103 // Don't draw background for subsequent viewports (legends, subplots, etc.) |
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104 GLint opts; |
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105 gl2psGetOptions (&opts); |
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106 opts &= ~GL2PS_DRAW_BACKGROUND; |
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107 gl2psSetOptions (opts); |
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108 } |
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109 |
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110 void draw_text (const text::properties& props); |
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111 |
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112 void draw_pixels (int w, int h, const float *data); |
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113 void draw_pixels (int w, int h, const uint8_t *data); |
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114 void draw_pixels (int w, int h, const uint16_t *data); |
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115 |
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116 void set_linestyle (const std::string& s, bool use_stipple = false, |
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117 double linewidth = 0.5) |
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118 { |
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119 octave::opengl_renderer::set_linestyle (s, use_stipple, linewidth); |
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120 |
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121 if (s == "-" && ! use_stipple) |
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122 gl2psDisable (GL2PS_LINE_STIPPLE); |
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123 else |
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124 gl2psEnable (GL2PS_LINE_STIPPLE); |
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125 } |
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126 |
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127 void set_polygon_offset (bool on, float offset = 0.0f) |
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128 { |
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129 if (on) |
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130 { |
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131 octave::opengl_renderer::set_polygon_offset (on, offset); |
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132 gl2psEnable (GL2PS_POLYGON_OFFSET_FILL); |
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133 } |
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134 else |
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135 { |
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136 gl2psDisable (GL2PS_POLYGON_OFFSET_FILL); |
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137 octave::opengl_renderer::set_polygon_offset (on, offset); |
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138 } |
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139 } |
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140 |
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141 void set_linewidth (float w) |
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142 { |
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143 gl2psLineWidth (w); |
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144 } |
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145 |
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146 private: |
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147 |
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148 // Use xform to compute the coordinates of the string list |
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149 // that have been parsed by freetype |
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150 void fix_strlist_position (double x, double y, double z, |
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151 Matrix box, double rotation, |
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152 std::list<octave::text_renderer::string>& lst); |
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153 |
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154 int alignment_to_mode (int ha, int va) const; |
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155 FILE *fp; |
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156 caseless_str term; |
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157 double fontsize; |
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158 std::string fontname; |
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159 bool buffer_overflow; |
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160 }; |
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161 |
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162 void |
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163 gl2ps_renderer::draw (const graphics_object& go, const std::string& print_cmd) |
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164 { |
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165 static bool in_draw = false; |
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166 static std::string old_print_cmd; |
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167 |
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168 if (! in_draw) |
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169 { |
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170 octave::unwind_protect frame; |
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171 |
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172 frame.protect_var (in_draw); |
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173 |
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174 in_draw = true; |
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175 |
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176 GLint gl2ps_term = GL2PS_PS; |
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177 if (term.find ("eps") != std::string::npos) |
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178 gl2ps_term = GL2PS_EPS; |
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179 else if (term.find ("pdf") != std::string::npos) |
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180 gl2ps_term = GL2PS_PDF; |
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181 else if (term.find ("ps") != std::string::npos) |
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182 gl2ps_term = GL2PS_PS; |
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183 else if (term.find ("svg") != std::string::npos) |
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184 gl2ps_term = GL2PS_SVG; |
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185 else if (term.find ("pgf") != std::string::npos) |
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186 gl2ps_term = GL2PS_PGF; |
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187 else if (term.find ("tex") != std::string::npos) |
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188 gl2ps_term = GL2PS_TEX; |
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189 else |
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190 warning ("gl2ps_renderer::draw: Unknown terminal %s, using 'ps'", |
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191 term.c_str ()); |
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192 |
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193 GLint gl2ps_text = 0; |
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194 if (term.find ("notxt") != std::string::npos) |
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195 gl2ps_text = GL2PS_NO_TEXT; |
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196 |
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197 // Default sort order optimizes for 3D plots |
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198 GLint gl2ps_sort = GL2PS_BSP_SORT; |
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199 |
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200 // For 2D plots we can use a simpler Z-depth sorting algorithm |
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201 if (term.find ("is2D") != std::string::npos) |
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202 gl2ps_sort = GL2PS_SIMPLE_SORT; |
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203 |
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204 // Use a temporary file in case an overflow happens |
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205 FILE* tmpf = octave_tmpfile_wrapper (); |
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206 |
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207 if (! tmpf) |
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208 error ("gl2ps_renderer::draw: couldn't open temporary file for printing"); |
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209 |
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210 GLint buffsize = 2*1024*1024; |
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211 buffer_overflow = true; |
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212 |
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213 while (buffer_overflow) |
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214 { |
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215 buffer_overflow = false; |
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216 buffsize *= 2; |
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217 std::fseek (tmpf, 0, SEEK_SET); |
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218 octave_ftruncate_wrapper (fileno (tmpf), 0); |
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219 |
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220 // For LaTeX output the print process uses 2 drawnow() commands. |
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221 // The first one is for the pdf/ps/eps graph to be included. The |
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222 // print_cmd is saved as old_print_cmd. Then the second drawnow() |
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223 // outputs the tex-file and the graphic filename to be included is |
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224 // extracted from old_print_cmd. |
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225 |
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226 std::string include_graph; |
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227 |
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228 size_t found_redirect = old_print_cmd.find (">"); |
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229 |
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230 if (found_redirect != std::string::npos) |
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231 include_graph = old_print_cmd.substr (found_redirect + 1); |
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232 else |
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233 include_graph = old_print_cmd; |
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234 |
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235 size_t n_begin = include_graph.find_first_not_of (" "); |
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236 |
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237 if (n_begin != std::string::npos) |
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238 { |
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239 size_t n_end = include_graph.find_last_not_of (" "); |
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240 include_graph = include_graph.substr (n_begin, |
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241 n_end - n_begin + 1); |
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242 } |
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243 else |
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244 include_graph = "foobar-inc"; |
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245 |
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246 // GL2PS_SILENT was removed to allow gl2ps to print errors on stderr |
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247 GLint ret = gl2psBeginPage ("gl2ps_renderer figure", "Octave", 0, |
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248 gl2ps_term, gl2ps_sort, |
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249 (GL2PS_NO_BLENDING |
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250 | GL2PS_OCCLUSION_CULL |
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251 | GL2PS_BEST_ROOT |
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252 | gl2ps_text |
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253 | GL2PS_DRAW_BACKGROUND |
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254 | GL2PS_NO_PS3_SHADING |
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255 | GL2PS_USE_CURRENT_VIEWPORT), |
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256 GL_RGBA, 0, 0, 0, 0, 0, |
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257 buffsize, tmpf, include_graph.c_str ()); |
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258 if (ret == GL2PS_ERROR) |
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259 { |
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260 old_print_cmd.clear (); |
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261 error ("gl2ps_renderer::draw: gl2psBeginPage returned GL2PS_ERROR"); |
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262 } |
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263 |
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264 octave::opengl_renderer::draw (go); |
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265 |
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266 if (buffer_overflow) |
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267 warning ("gl2ps_renderer::draw: retrying with buffer size: %.1E B\n", double (2*buffsize)); |
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268 |
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269 if (! buffer_overflow) |
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270 old_print_cmd = print_cmd; |
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271 |
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272 // Don't check return value of gl2psEndPage, it is not meaningful. |
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273 // Errors and warnings are checked after gl2psEndViewport in |
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274 // gl2ps_renderer::draw_axes instead. |
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275 gl2psEndPage (); |
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276 } |
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277 |
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278 // Copy temporary file to pipe |
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279 std::fseek (tmpf, 0, SEEK_SET); |
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280 char str[256]; |
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281 size_t nread, nwrite; |
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282 nread = 1; |
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283 while (! feof (tmpf) && nread) |
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284 { |
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285 nread = std::fread (str, 1, 256, tmpf); |
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286 if (nread) |
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287 { |
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288 nwrite = std::fwrite (str, 1, nread, fp); |
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289 if (nwrite != nread) |
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290 { |
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291 octave::signal_handler (); // Clear SIGPIPE signal |
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292 error ("gl2ps_renderer::draw: internal pipe error"); |
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293 } |
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294 } |
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295 } |
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296 } |
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297 else |
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298 octave::opengl_renderer::draw (go); |
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299 } |
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300 |
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301 int |
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302 gl2ps_renderer::alignment_to_mode (int ha, int va) const |
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303 { |
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304 int gl2psa = GL2PS_TEXT_BL; |
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306 if (ha == 0) |
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307 { |
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308 if (va == 0 || va == 3) |
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309 gl2psa=GL2PS_TEXT_BL; |
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310 else if (va == 2) |
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311 gl2psa=GL2PS_TEXT_TL; |
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312 else if (va == 1) |
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313 gl2psa=GL2PS_TEXT_CL; |
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314 } |
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315 else if (ha == 2) |
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316 { |
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317 if (va == 0 || va == 3) |
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318 gl2psa=GL2PS_TEXT_BR; |
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319 else if (va == 2) |
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320 gl2psa=GL2PS_TEXT_TR; |
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321 else if (va == 1) |
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322 gl2psa=GL2PS_TEXT_CR; |
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323 } |
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324 else if (ha == 1) |
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325 { |
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326 if (va == 0 || va == 3) |
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327 gl2psa=GL2PS_TEXT_B; |
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328 else if (va == 2) |
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329 gl2psa=GL2PS_TEXT_T; |
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330 else if (va == 1) |
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331 gl2psa=GL2PS_TEXT_C; |
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332 } |
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334 return gl2psa; |
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335 } |
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336 |
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337 void |
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338 gl2ps_renderer::fix_strlist_position (double x, double y, double z, |
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339 Matrix box, double rotation, |
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340 std::list<octave::text_renderer::string>& lst) |
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341 { |
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342 for (std::list<octave::text_renderer::string>::iterator p = lst.begin (); |
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343 p != lst.end (); p++) |
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344 { |
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345 // Get pixel coordinates |
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346 ColumnVector coord_pix = get_transform ().transform (x, y, z, false); |
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348 // Translate and rotate |
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349 double rot = rotation * 4.0 * atan (1.0) / 180; |
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350 coord_pix(0) += ((*p).get_x () + box(0))*cos (rot) |
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351 - ((*p).get_y () + box(1))*sin (rot); |
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352 coord_pix(1) -= ((*p).get_y () + box(1))*cos (rot) |
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353 + ((*p).get_x () + box(0))*sin (rot);; |
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355 // Turn coordinates back into current gl coordinates |
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356 ColumnVector coord = |
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357 get_transform ().untransform (coord_pix(0), coord_pix(1), |
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358 coord_pix(2), false); |
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359 (*p).set_x (coord(0)); |
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360 (*p).set_y (coord(1)); |
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361 (*p).set_z (coord(2)); |
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362 } |
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363 } |
22326
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364 } |
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365 |
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366 static std::string |
20624
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367 code_to_symbol (uint32_t code) |
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368 { |
20624
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369 std::string retval; |
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370 |
20624
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371 uint32_t idx = code - 945; |
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372 if (idx < 25) |
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373 { |
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374 std::string characters("abgdezhqiklmnxoprVstufcyw"); |
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375 retval = characters[idx]; |
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376 return retval; |
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377 } |
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378 |
20624
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379 idx = code - 913; |
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380 if (idx < 25) |
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381 { |
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382 std::string characters("ABGDEZHQIKLMNXOPRVSTUFCYW"); |
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383 retval = characters[idx]; |
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384 } |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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385 else if (code == 978) |
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386 retval = std::string ("U"); |
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387 else if (code == 215) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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388 retval = std::string ("\xb4"); |
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389 else if (code == 177) |
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390 retval = std::string ("\xb1"); |
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391 else if (code == 8501) |
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392 retval = std::string ("\xc0"); |
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393 else if (code == 8465) |
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394 retval = std::string ("\xc1"); |
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395 else if (code == 8242) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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396 retval = std::string ("\xa2"); |
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397 else if (code == 8736) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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398 retval = std::string ("\xd0"); |
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399 else if (code == 172) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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400 retval = std::string ("\xd8"); |
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401 else if (code == 9829) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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402 retval = std::string ("\xa9"); |
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403 else if (code == 8472) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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404 retval = std::string ("\xc3"); |
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405 else if (code == 8706) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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406 retval = std::string ("\xb6"); |
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407 else if (code == 8704) |
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408 retval = std::string ("\x22"); |
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409 else if (code == 9827) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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410 retval = std::string ("\xa7"); |
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411 else if (code == 9824) |
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412 retval = std::string ("\xaa"); |
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413 else if (code == 8476) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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414 retval = std::string ("\xc2"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
415 else if (code == 8734) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
416 retval = std::string ("\xa5"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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417 else if (code == 8730) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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418 retval = std::string ("\xd6"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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419 else if (code == 8707) |
22331
b81b08cc4c83
maint: Indent namespaces in more files.
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|
420 retval = std::string ("\x24"); |
20624
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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421 else if (code == 9830) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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422 retval = std::string ("\xa8"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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423 else if (code == 8747) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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424 retval = std::string ("\xf2"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
425 else if (code == 8727) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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426 retval = std::string ("\x2a"); |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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427 else if (code == 8744) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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428 retval = std::string ("\xda"); |
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429 else if (code == 8855) |
4e47e10d5279
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430 retval = std::string ("\xc4"); |
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431 else if (code == 8901) |
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432 retval = std::string ("\xd7"); |
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433 else if (code == 8728) |
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434 retval = std::string ("\xb0"); |
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435 else if (code == 8745) |
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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436 retval = std::string ("\xc7"); |
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437 else if (code == 8743) |
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438 retval = std::string ("\xd9"); |
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|
439 else if (code == 8856) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
440 retval = std::string ("\xc6"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
441 else if (code == 8729) |
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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|
442 retval = std::string ("\xb7"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
443 else if (code == 8746) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
444 retval = std::string ("\xc8"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
445 else if (code == 8853) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
446 retval = std::string ("\xc5"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
447 else if (code == 8804) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
448 retval = std::string ("\xa3"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
449 else if (code == 8712) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
450 retval = std::string ("\xce"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
451 else if (code == 8839) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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changeset
|
452 retval = std::string ("\xca"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
453 else if (code == 8801) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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changeset
|
454 retval = std::string ("\xba"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
455 else if (code == 8773) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
456 retval = std::string ("\x40"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
457 else if (code == 8834) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
458 retval = std::string ("\xcc"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
459 else if (code == 8805) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
460 retval = std::string ("\xb3"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
461 else if (code == 8715) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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changeset
|
462 retval = std::string ("\x27"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
463 else if (code == 8764) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
464 retval = std::string ("\x7e"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
465 else if (code == 8733) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
466 retval = std::string ("\xb5"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
467 else if (code == 8838) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
468 retval = std::string ("\xcd"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
469 else if (code == 8835) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
470 retval = std::string ("\xc9"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
471 else if (code == 8739) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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changeset
|
472 retval = std::string ("\xbd"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
473 else if (code == 8776) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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changeset
|
474 retval = std::string ("\xbb"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
475 else if (code == 8869) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
476 retval = std::string ("\x5e"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
477 else if (code == 8656) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
478 retval = std::string ("\xdc"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
479 else if (code == 8592) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
480 retval = std::string ("\xac"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
481 else if (code == 8658) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
482 retval = std::string ("\xde"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
483 else if (code == 8594) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
484 retval = std::string ("\xae"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
485 else if (code == 8596) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
486 retval = std::string ("\xab"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
487 else if (code == 8593) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
488 retval = std::string ("\xad"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
489 else if (code == 8595) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
490 retval = std::string ("\xaf"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
491 else if (code == 8970) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
492 retval = std::string ("\xeb"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
493 else if (code == 8971) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
494 retval = std::string ("\xfb"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
495 else if (code == 10216) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
496 retval = std::string ("\xe1"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
497 else if (code == 10217) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
498 retval = std::string ("\xf1"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
499 else if (code == 8968) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
500 retval = std::string ("\xe9"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
20610
diff
changeset
|
501 else if (code == 8969) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
502 retval = std::string ("\xf9"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
20610
diff
changeset
|
503 else if (code == 8800) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
504 retval = std::string ("\xb9"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
505 else if (code == 8230) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
506 retval = std::string ("\xbc"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
507 else if (code == 176) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
508 retval = std::string ("\xb0"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
20610
diff
changeset
|
509 else if (code == 8709) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
510 retval = std::string ("\xc6"); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
511 else if (code == 169) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
512 retval = std::string ("\xd3"); |
20020
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
513 |
20624
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
514 if (retval.empty ()) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
515 warning ("print: unhandled symbol %d", code); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
516 |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
517 return retval; |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
518 } |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
519 |
20715
5b7643257978
Remove trailing whitespace at end of lines.
Rik <rik@octave.org>
parents:
20624
diff
changeset
|
520 static std::string |
20624
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
521 select_font (caseless_str fn, bool isbold, bool isitalic) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
522 { |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
523 std::transform (fn.begin (), fn.end (), fn.begin (), ::tolower); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
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diff
changeset
|
524 std::string fontname; |
9798
2d6a5af744b6
printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff
changeset
|
525 if (fn == "times" || fn == "times-roman") |
20020
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
526 { |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
527 if (isitalic && isbold) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
528 fontname = "Times-BoldItalic"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
529 else if (isitalic) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
530 fontname = "Times-Italic"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
531 else if (isbold) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
532 fontname = "Times-Bold"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
533 else |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
534 fontname = "Times-Roman"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
535 } |
9798
2d6a5af744b6
printing for fltk backend using gl2ps
Shai Ayal <shaiay@users.sourceforge.net>
parents:
diff
changeset
|
536 else if (fn == "courier") |
20715
5b7643257978
Remove trailing whitespace at end of lines.
Rik <rik@octave.org>
parents:
20624
diff
changeset
|
537 { |
20020
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
19890
diff
changeset
|
538 if (isitalic && isbold) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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539 fontname = "Courier-BoldOblique"; |
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|
540 else if (isitalic) |
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|
541 fontname = "Courier-Oblique"; |
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542 else if (isbold) |
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|
543 fontname = "Courier-Bold"; |
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544 else |
1929d9218ac0
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|
545 fontname = "Courier"; |
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parents:
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|
546 } |
9798
2d6a5af744b6
printing for fltk backend using gl2ps
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parents:
diff
changeset
|
547 else if (fn == "symbol") |
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parents:
diff
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|
548 fontname = "Symbol"; |
2d6a5af744b6
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|
549 else if (fn == "zapfdingbats") |
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printing for fltk backend using gl2ps
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parents:
diff
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|
550 fontname = "ZapfDingbats"; |
11586
12df7854fa7c
strip trailing whitespace from source files
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|
551 else |
20020
1929d9218ac0
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552 { |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
553 if (isitalic && isbold) |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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diff
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|
554 fontname = "Helvetica-BoldOblique"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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|
555 else if (isitalic) |
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changeset
|
556 fontname = "Helvetica-Oblique"; |
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Fix fontname search, fontweight and fontangle for printing (bug #44668)
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parents:
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557 else if (isbold) |
1929d9218ac0
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558 fontname = "Helvetica-Bold"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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parents:
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diff
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|
559 else |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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parents:
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560 fontname = "Helvetica"; |
1929d9218ac0
Fix fontname search, fontweight and fontangle for printing (bug #44668)
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diff
changeset
|
561 } |
20624
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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562 return fontname; |
4e47e10d5279
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563 } |
4e47e10d5279
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|
564 |
20715
5b7643257978
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Rik <rik@octave.org>
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diff
changeset
|
565 static void |
20624
4e47e10d5279
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|
566 escape_character (const std::string chr, std::string& str) |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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diff
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567 { |
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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568 std::size_t idx = str.find (chr); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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diff
changeset
|
569 while (idx != std::string::npos) |
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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diff
changeset
|
570 { |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
571 str.insert (idx, "\\"); |
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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diff
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|
572 idx = str.find (chr, idx + 2); |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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|
573 } |
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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|
574 } |
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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diff
changeset
|
575 |
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parents:
22323
diff
changeset
|
576 namespace octave |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
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|
577 { |
22331
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John W. Eaton <jwe@octave.org>
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578 Matrix |
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changeset
|
579 gl2ps_renderer::render_text (const std::string& txt, |
b81b08cc4c83
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diff
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|
580 double x, double y, double z, |
b81b08cc4c83
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diff
changeset
|
581 int ha, int va, double rotation) |
b81b08cc4c83
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parents:
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diff
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|
582 { |
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parents:
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diff
changeset
|
583 std::string saved_font = fontname; |
20624
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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diff
changeset
|
584 |
22331
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diff
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|
585 if (txt.empty ()) |
b81b08cc4c83
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22326
diff
changeset
|
586 return Matrix (1, 4, 0.0); |
20715
5b7643257978
Remove trailing whitespace at end of lines.
Rik <rik@octave.org>
parents:
20624
diff
changeset
|
587 |
22331
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parents:
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diff
changeset
|
588 // We have no way to get a bounding box from gl2ps, so we parse the raw |
b81b08cc4c83
maint: Indent namespaces in more files.
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changeset
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589 // string using freetype |
b81b08cc4c83
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diff
changeset
|
590 Matrix bbox; |
b81b08cc4c83
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diff
changeset
|
591 std::string str = txt; |
b81b08cc4c83
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22326
diff
changeset
|
592 std::list<octave::text_renderer::string> lst; |
20624
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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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changeset
|
593 |
22331
b81b08cc4c83
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changeset
|
594 text_to_strlist (str, lst, bbox, ha, va, rotation); |
20624
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Pantxo Diribarne <pantxo.diribarne@gmail.com>
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diff
changeset
|
595 |
22331
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|
596 // When using "tex" or when the string has only one line and no |
b81b08cc4c83
maint: Indent namespaces in more files.
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parents:
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diff
changeset
|
597 // special characters, use gl2ps for alignment |
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parents:
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diff
changeset
|
598 if (lst.empty () || term.find ("tex") != std::string::npos |
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|
599 || (lst.size () == 1 && ! lst.front ().get_code ())) |
b81b08cc4c83
maint: Indent namespaces in more files.
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22326
diff
changeset
|
600 { |
b81b08cc4c83
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diff
changeset
|
601 std::string name = fontname; |
b81b08cc4c83
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parents:
22326
diff
changeset
|
602 int sz = fontsize; |
b81b08cc4c83
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John W. Eaton <jwe@octave.org>
parents:
22326
diff
changeset
|
603 if (! lst.empty () && term.find ("tex") == std::string::npos) |
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maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
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|
604 { |
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maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
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changeset
|
605 octave::text_renderer::string s = lst.front (); |
b81b08cc4c83
maint: Indent namespaces in more files.
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diff
changeset
|
606 name = select_font (s.get_name (), s.get_weight () == "bold", |
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22326
diff
changeset
|
607 s.get_angle () == "italic"); |
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608 set_color (s.get_color ()); |
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|
609 str = s.get_string (); |
b81b08cc4c83
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|
610 sz = s.get_size (); |
b81b08cc4c83
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diff
changeset
|
611 } |
20624
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Pantxo Diribarne <pantxo.diribarne@gmail.com>
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|
612 |
22331
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|
613 glRasterPos3d (x, y, z); |
20624
4e47e10d5279
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diff
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|
614 |
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615 // Escape parenthesis until gl2ps does it (see bug ##45301). |
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616 if (term.find ("svg") == std::string::npos |
b81b08cc4c83
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617 && term.find ("tex") == std::string::npos) |
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|
618 { |
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|
619 escape_character ("(", str); |
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|
620 escape_character (")", str); |
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|
621 } |
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|
622 |
22331
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changeset
|
623 gl2psTextOpt (str.c_str (), name.c_str (), sz, |
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|
624 alignment_to_mode (ha, va), rotation); |
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|
625 return bbox; |
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|
626 } |
20624
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changeset
|
627 |
22331
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|
628 // Translate and rotate coordinates in order to use bottom-left alignment |
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|
629 fix_strlist_position (x, y, z, bbox, rotation, lst); |
20624
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|
630 |
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|
631 for (std::list<octave::text_renderer::string>::iterator p = lst.begin (); |
b81b08cc4c83
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|
632 p != lst.end (); p++) |
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|
633 { |
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changeset
|
634 fontname = select_font ((*p).get_name (), |
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|
635 (*p).get_weight () == "bold", |
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|
636 (*p).get_angle () == "italic"); |
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|
637 if ((*p).get_code ()) |
b81b08cc4c83
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|
638 { |
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|
639 // This is only one character represented by a uint32 (utf8) code. |
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|
640 // We replace it by the corresponding character in the |
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changeset
|
641 // "Symbol" font except for svg which has built-in utf8 support. |
b81b08cc4c83
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changeset
|
642 if (term.find ("svg") == std::string::npos) |
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|
643 { |
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changeset
|
644 fontname = "Symbol"; |
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diff
changeset
|
645 str = code_to_symbol ((*p).get_code ()); |
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646 } |
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647 else |
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648 { |
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649 std::stringstream ss; |
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650 ss << (*p).get_code (); |
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651 str = "&#" + ss.str () + ";"; |
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652 } |
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|
653 } |
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654 else |
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655 { |
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656 str = (*p).get_string (); |
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657 // Escape parenthesis until gl2ps does it (see bug ##45301). |
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658 if (term.find ("svg") == std::string::npos) |
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659 { |
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660 escape_character ("(", str); |
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661 escape_character (")", str); |
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662 } |
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|
663 } |
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Remove trailing whitespace at end of lines.
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|
664 |
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665 set_color ((*p).get_color ()); |
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666 glRasterPos3d ((*p).get_x (), (*p).get_y (), (*p).get_z ()); |
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667 gl2psTextOpt (str.c_str (), fontname.c_str (), (*p).get_size (), |
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668 GL2PS_TEXT_BL, rotation); |
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669 } |
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|
670 |
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671 fontname = saved_font; |
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672 return bbox; |
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673 } |
20624
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Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
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674 |
22331
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675 void |
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676 gl2ps_renderer::set_font (const base_properties& props) |
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677 { |
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678 octave::opengl_renderer::set_font (props); |
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679 |
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680 // Set the interpreter so that text_to_pixels can parse strings properly |
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681 if (props.has_property ("interpreter")) |
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682 set_interpreter (props.get ("interpreter").string_value ()); |
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diff
changeset
|
683 |
22622
4191f8b5070c
Add '__' to start/end of hidden Octave-only graphics properties (bug #49205).
Rik <rik@octave.org>
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diff
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|
684 fontsize = props.get ("__fontsize_points__").double_value (); |
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685 |
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686 caseless_str fn = props.get ("fontname").xtolower ().string_value (); |
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687 bool isbold = |
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688 (props.get ("fontweight").xtolower ().string_value () == "bold"); |
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689 bool isitalic = |
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|
690 (props.get ("fontangle").xtolower ().string_value () == "italic"); |
20624
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|
691 |
22331
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692 fontname = select_font (fn, isbold, isitalic); |
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diff
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|
693 } |
9798
2d6a5af744b6
printing for fltk backend using gl2ps
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diff
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|
694 |
22331
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|
695 void |
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696 gl2ps_renderer::draw_pixels (int w, int h, const float *data) |
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|
697 { |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22396
diff
changeset
|
698 // Clip data between 0 and 1 for float values |
22392
4dfb28724863
Clip double RGB data before passing to gl2psDrawPixels (bug #48873).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
22336
diff
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|
699 OCTAVE_LOCAL_BUFFER (float, tmp_data, 3*w*h); |
4dfb28724863
Clip double RGB data before passing to gl2psDrawPixels (bug #48873).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
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22336
diff
changeset
|
700 |
4dfb28724863
Clip double RGB data before passing to gl2psDrawPixels (bug #48873).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
22336
diff
changeset
|
701 for (int i = 0; i < 3*h*w; i++) |
4dfb28724863
Clip double RGB data before passing to gl2psDrawPixels (bug #48873).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
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diff
changeset
|
702 tmp_data[i] = (data[i] < 0.0f ? 0.0f : (data[i] > 1.0f ? 1.0f : data[i])); |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22396
diff
changeset
|
703 |
22392
4dfb28724863
Clip double RGB data before passing to gl2psDrawPixels (bug #48873).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
22336
diff
changeset
|
704 gl2psDrawPixels (w, h, 0, 0, GL_RGB, GL_FLOAT, tmp_data); |
22331
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changeset
|
705 } |
9950
7dedfd70dd9f
image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents:
9834
diff
changeset
|
706 |
22331
b81b08cc4c83
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diff
changeset
|
707 void |
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changeset
|
708 gl2ps_renderer::draw_pixels (int w, int h, const uint8_t *data) |
b81b08cc4c83
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diff
changeset
|
709 { |
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diff
changeset
|
710 // gl2psDrawPixels only supports the GL_FLOAT type. |
21353
e4fc19d8c6c3
remove HAVE_OPENGL from public header file
John W. Eaton <jwe@octave.org>
parents:
21341
diff
changeset
|
711 |
22331
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diff
changeset
|
712 OCTAVE_LOCAL_BUFFER (float, tmp_data, 3*w*h); |
21353
e4fc19d8c6c3
remove HAVE_OPENGL from public header file
John W. Eaton <jwe@octave.org>
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diff
changeset
|
713 |
22331
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changeset
|
714 static const float maxval = std::numeric_limits<float>::max (); |
21353
e4fc19d8c6c3
remove HAVE_OPENGL from public header file
John W. Eaton <jwe@octave.org>
parents:
21341
diff
changeset
|
715 |
22331
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diff
changeset
|
716 for (int i = 0; i < 3*w*h; i++) |
b81b08cc4c83
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changeset
|
717 tmp_data[i] = data[i] / maxval; |
21353
e4fc19d8c6c3
remove HAVE_OPENGL from public header file
John W. Eaton <jwe@octave.org>
parents:
21341
diff
changeset
|
718 |
22331
b81b08cc4c83
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diff
changeset
|
719 draw_pixels (w, h, tmp_data); |
b81b08cc4c83
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parents:
22326
diff
changeset
|
720 } |
21353
e4fc19d8c6c3
remove HAVE_OPENGL from public header file
John W. Eaton <jwe@octave.org>
parents:
21341
diff
changeset
|
721 |
22331
b81b08cc4c83
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diff
changeset
|
722 void |
b81b08cc4c83
maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
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22326
diff
changeset
|
723 gl2ps_renderer::draw_pixels (int w, int h, const uint16_t *data) |
b81b08cc4c83
maint: Indent namespaces in more files.
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diff
changeset
|
724 { |
b81b08cc4c83
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parents:
22326
diff
changeset
|
725 // gl2psDrawPixels only supports the GL_FLOAT type. |
21353
e4fc19d8c6c3
remove HAVE_OPENGL from public header file
John W. Eaton <jwe@octave.org>
parents:
21341
diff
changeset
|
726 |
22331
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parents:
22326
diff
changeset
|
727 OCTAVE_LOCAL_BUFFER (float, tmp_data, 3*w*h); |
21353
e4fc19d8c6c3
remove HAVE_OPENGL from public header file
John W. Eaton <jwe@octave.org>
parents:
21341
diff
changeset
|
728 |
22331
b81b08cc4c83
maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
parents:
22326
diff
changeset
|
729 static const float maxval = std::numeric_limits<float>::max (); |
21353
e4fc19d8c6c3
remove HAVE_OPENGL from public header file
John W. Eaton <jwe@octave.org>
parents:
21341
diff
changeset
|
730 |
22331
b81b08cc4c83
maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
parents:
22326
diff
changeset
|
731 for (int i = 0; i < 3*w*h; i++) |
b81b08cc4c83
maint: Indent namespaces in more files.
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diff
changeset
|
732 tmp_data[i] = data[i] / maxval; |
21353
e4fc19d8c6c3
remove HAVE_OPENGL from public header file
John W. Eaton <jwe@octave.org>
parents:
21341
diff
changeset
|
733 |
22331
b81b08cc4c83
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John W. Eaton <jwe@octave.org>
parents:
22326
diff
changeset
|
734 draw_pixels (w, h, tmp_data); |
b81b08cc4c83
maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
parents:
22326
diff
changeset
|
735 } |
9950
7dedfd70dd9f
image printing for fltk backend
Shai Ayal <shaiay@users.sourceforge.net>
parents:
9834
diff
changeset
|
736 |
22331
b81b08cc4c83
maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
parents:
22326
diff
changeset
|
737 void |
b81b08cc4c83
maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
parents:
22326
diff
changeset
|
738 gl2ps_renderer::draw_text (const text::properties& props) |
b81b08cc4c83
maint: Indent namespaces in more files.
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22326
diff
changeset
|
739 { |
b81b08cc4c83
maint: Indent namespaces in more files.
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22326
diff
changeset
|
740 if (props.get_string ().is_empty ()) |
b81b08cc4c83
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parents:
22326
diff
changeset
|
741 return; |
11455
2be9e22796d2
improvements in text-extent calculation
Konstantinos Poulios <logari81@googlemail.com>
parents:
10955
diff
changeset
|
742 |
22331
b81b08cc4c83
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parents:
22326
diff
changeset
|
743 // First set font properties: freetype will use them to compute |
b81b08cc4c83
maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
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diff
changeset
|
744 // coordinates and gl2ps will retrieve the color directly from the |
b81b08cc4c83
maint: Indent namespaces in more files.
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parents:
22326
diff
changeset
|
745 // feedback buffer |
b81b08cc4c83
maint: Indent namespaces in more files.
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parents:
22326
diff
changeset
|
746 set_font (props); |
b81b08cc4c83
maint: Indent namespaces in more files.
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parents:
22326
diff
changeset
|
747 set_color (props.get_color_rgb ()); |
11455
2be9e22796d2
improvements in text-extent calculation
Konstantinos Poulios <logari81@googlemail.com>
parents:
10955
diff
changeset
|
748 |
22331
b81b08cc4c83
maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
parents:
22326
diff
changeset
|
749 std::string saved_font = fontname; |
20624
4e47e10d5279
Add basic support for multiline and tex markup in printed figures (bugs #31468, 42320, 45301)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents:
20610
diff
changeset
|
750 |
22331
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diff
changeset
|
751 // Alignment |
b81b08cc4c83
maint: Indent namespaces in more files.
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diff
changeset
|
752 int halign = 0; |
b81b08cc4c83
maint: Indent namespaces in more files.
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parents:
22326
diff
changeset
|
753 int valign = 0; |
11455
2be9e22796d2
improvements in text-extent calculation
Konstantinos Poulios <logari81@googlemail.com>
parents:
10955
diff
changeset
|
754 |
22331
b81b08cc4c83
maint: Indent namespaces in more files.
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diff
changeset
|
755 if (props.horizontalalignment_is ("center")) |
b81b08cc4c83
maint: Indent namespaces in more files.
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22326
diff
changeset
|
756 halign = 1; |
b81b08cc4c83
maint: Indent namespaces in more files.
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parents:
22326
diff
changeset
|
757 else if (props.horizontalalignment_is ("right")) |
b81b08cc4c83
maint: Indent namespaces in more files.
John W. Eaton <jwe@octave.org>
parents:
22326
diff
changeset
|
758 halign = 2; |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
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759 |
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760 if (props.verticalalignment_is ("top")) |
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761 valign = 2; |
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762 else if (props.verticalalignment_is ("baseline")) |
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763 valign = 3; |
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764 else if (props.verticalalignment_is ("middle")) |
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765 valign = 1; |
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766 |
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767 // FIXME: handle margin and surrounding box |
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768 // Matrix bbox; |
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769 |
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770 const Matrix pos = get_transform ().scale (props.get_data_position ()); |
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771 std::string str = props.get_string ().string_vector_value ().join ("\n"); |
12965
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allow multi-line string property for text objects using cell arrays or char matrices
Ben Abbott <bpabbott@mac.com>
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|
772 |
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773 render_text (str, pos(0), pos(1), pos.numel () > 2 ? pos(2) : 0.0, |
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774 halign, valign, props.get_rotation ()); |
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775 } |
11455
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|
776 |
22326
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|
777 } |
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|
778 |
19639
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779 static void |
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780 safe_pclose (FILE *f) |
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781 { |
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|
782 if (f) |
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783 octave_pclose (f); |
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784 } |
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|
785 |
21197
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|
786 static void |
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|
787 safe_fclose (FILE *f) |
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788 { |
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789 if (f) |
21942
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limit gnulib headers to liboctave/wrappers directory
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790 std::fclose (f); |
21197
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|
791 } |
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|
792 |
21207
945695cafd2b
allow build to succeed with missing dependencies
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21200
diff
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|
793 #endif |
945695cafd2b
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|
794 |
22326
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|
795 namespace octave |
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|
796 { |
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|
797 |
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798 // If the name of the stream begins with '|', open a pipe to the command |
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799 // named by the rest of the string. Otherwise, write to the named file. |
19639
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800 |
22331
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801 void |
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|
802 gl2ps_print (const graphics_object& fig, const std::string& stream, |
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803 const std::string& term) |
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804 { |
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805 #if defined (HAVE_GL2PS_H) |
19639
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|
806 |
22331
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|
807 // FIXME: should we have a way to create a file that begins with the |
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808 // character '|'? |
19639
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|
809 |
22331
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810 bool have_cmd = stream.length () > 1 && stream[0] == '|'; |
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|
811 |
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812 FILE *fp = 0; |
19709
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|
813 |
22331
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814 octave::unwind_protect frame; |
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|
815 |
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816 if (have_cmd) |
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817 { |
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818 // Create process and pipe gl2ps output to it. |
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819 |
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|
820 std::string cmd = stream.substr (1); |
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821 |
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822 fp = octave_popen (cmd.c_str (), "w"); |
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|
823 |
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824 if (! fp) |
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825 error ("print: failed to open pipe \"%s\"", stream.c_str ()); |
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|
826 |
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827 frame.add_fcn (safe_pclose, fp); |
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828 } |
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829 else |
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830 { |
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831 // Write gl2ps output directly to file. |
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|
832 |
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833 fp = std::fopen (stream.c_str (), "w"); |
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834 |
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835 if (! fp) |
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836 error ("gl2ps_print: failed to create file \"%s\"", stream.c_str ()); |
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|
837 |
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|
838 frame.add_fcn (safe_fclose, fp); |
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|
839 } |
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diff
changeset
|
840 |
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changeset
|
841 gl2ps_renderer rend (fp, term); |
20962
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maint: Invert simple conditionals in if/else/error paradigm.
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diff
changeset
|
842 |
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|
843 rend.draw (fig, stream); |
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|
844 |
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845 // Make sure buffered commands are finished!!! |
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|
846 rend.finish (); |
19639
61cc00ebac60
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diff
changeset
|
847 |
61cc00ebac60
move opengl printing code from __init_fltk__.cc to gl2ps-renderer.cc
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|
848 #else |
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|
849 err_disabled_feature ("gl2ps_print", "gl2ps"); |
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|
850 #endif |
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|
851 } |
19639
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diff
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|
852 } |
22407
34ce5be04942
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parents:
22396
diff
changeset
|
853 |