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annotate scripts/plot/__fltk_print__.m @ 10954:ee9d74048827

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Consolidate gs code into print.m.
author Ben Abbott <bpabbott@mac.com>
date Wed, 08 Sep 2010 18:15:28 -0400
parents dd6b90f44ae5
children 064aaf82222f
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1 ## Copyright (C) 2010 Shai Ayal
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} __fltk_print__ (@var{@dots{}})
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21 ## Undocumented internal function.
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22 ## @end deftypefn
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23
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24 function opts = __fltk_print__ (opts)
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25
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26 figure (opts.figure)
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27 drawnow ("expose")
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28
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29 if (! isempty (opts.fig2dev_binary))
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30 fig2dev_devices = {"pstex", "mf", "emf"};
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31 else
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32 ## If no fig2dev is present, support emf using pstoedit.
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33 fig2dev_devices = {"pstex", "mf"};
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34 endif
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35
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36 switch lower (opts.devopt)
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37 case {"eps", "eps2", "epsc", "epsc2"}
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38 drawnow ("eps", opts.name);
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39 if (opts.tight_flag)
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40 __tight_eps_bbox__ (opts, opts.name);
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41 endif
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42 case {"epslatex", "pslatex", "pdflatex", "epslatexstandalone", ...
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43 "pslatexstandalone", "pdflatexstandalone"}
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44 ## format GL2PS_TEX
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45 n = find (opts.devopt == "l", 1);
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46 suffix = opts.devopt(1:n-1);
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47 dot = find (opts.name == ".", 1, "last");
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48 if ((! isempty (dot))
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49 && any (strcmpi (opts.name(dot:end), ...
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50 {".eps", ".ps", ".pdf", ".tex", "."})))
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51 name = opts.name(1:dot-1);
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52 if (dot < numel (opts.name)
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53 && any (strcmpi (opts.name(dot+1:end), {"eps", "ps", "pdf"})))
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54 ## If user provides eps/ps/pdf suffix, use it.
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55 suffix = opts.name(dot+1:end);
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56 endif
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57 elseif (dot == numel (opts.name))
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58 name = opts.name;
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59 endif
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60 drawnow (strcat (lower (suffix), "notxt"), strcat (name, ".", suffix));
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61 drawnow ("tex", strcat (name, ".tex"));
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62 if (opts.tight_flag && strcmp (suffix, "eps"))
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63 __tight_eps_bbox__ (opts, strcat (name, ".", suffix));
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64 endif
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65 if (! isempty (strfind (opts.devopt, "standalone")))
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66 __latex_standalone__ (strcat (name, ".tex"));
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67 endif
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68 case {"tikz"}
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69 ## format GL2PS_PGF
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70 drawnow ("pgf", opts.name);
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71 case {"svg"}
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72 ## format GL2PS_SVG
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73 drawnow ("svg", opts.name);
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74 case fig2dev_devices
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75 tmp_figfile = strcat (tmpnam (), ".fig");
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76 opts.unlink{end+1} = tmp_figfile;
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77 status = __pstoedit__ (opts, "fig", tmp_figfile);
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78 if (status == 0)
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79 status = __fig2dev__ (opts, tmp_figfile);
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80 if (strcmp (opts.devopt, "pstex") && status == 0)
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81 if (strfind (opts.name, ".ps") == numel(opts.name) - 2)
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82 devfile = strcat (opts.name(1:end-2), "tex");
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83 else
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84 devfile = strcat (opts.name, ".tex");
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85 endif
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86 status = __fig2dev__ (opts, tmp_figfile, "pstex_t", devfile);
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87 endif
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88 endif
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89 case {"aifm"}
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90 status = __pstoedit__ (opts, "ps2ai");
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91 case {"dxf", "emf", "fig", "hpgl"}
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92 status = __pstoedit__ (opts);
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93 case {"corel", "gif"}
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94 error ("print:unsupporteddevice",
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95 "print.m: %s output is not available for the FLTK backend.",
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96 upper (opts.devopt))
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97 case opts.ghostscript.device
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98 drawnow ("eps", opts.ghostscript.source);
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99 endswitch
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100
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101 endfunction
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102
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103 function status = __fig2dev__ (opts, figfile, devopt, devfile)
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104 persistent warn_on_absence = true
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105 if (nargin < 4)
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106 devfile = opts.name;
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107 endif
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108 if (nargin < 3)
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109 devopt = opts.devopt;
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110 endif
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111 if (! isempty (opts.fig2dev_binary))
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112 cmd = sprintf ("%s -L %s %s %s 2>&1", opts.fig2dev_binary, devopt,
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113 figfile, devfile);
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114 [status, output] = system (cmd);
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115 if (opts.debug || status != 0)
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116 fprintf ("fig2dev command: %s", cmd)
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117 endif
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118 if (status != 0)
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119 disp (output)
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120 warning ("print:fig2devfailed", "print.m: error running fig2dev.")
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121 endif
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122 elseif (isempty (opts.fig2dev_binary) && warn_on_absence)
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123 warning ("print:nofig2dev", "print.m: 'fig2dev' not found in EXEC_PATH.")
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124 warn_on_absence = false;
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125 endif
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126 endfunction
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127
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128 function status = __pstoedit__ (opts, devopt, name)
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129 persistent warn_on_absence = true
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130 if (nargin < 3)
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131 name = opts.name;
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132 endif
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133 if (nargin < 2)
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134 devopt = opts.devopt;
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135 endif
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136 if (! isempty (opts.pstoedit_binary))
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137 tmp_epsfile = strcat (tmpnam (), ".eps");
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138 unwind_protect
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139 drawnow ("eps", tmp_epsfile)
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140 if (opts.tight_flag)
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141 __tight_eps_bbox__ (opts, tmp_epsfile);
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142 endif
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143 cmd = sprintf ("%s -f %s %s %s 2>&1", opts.pstoedit_binary, devopt,
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144 tmp_epsfile, name);
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145 [status, output] = system (cmd);
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146 if (opts.debug || status != 0)
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147 fprintf ("pstoedit command: %s", cmd)
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148 endif
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149 if (status != 0)
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150 disp (output)
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151 warning ("print:pstoeditfailed", "print.m: error running pstoedit.")
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152 endif
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153 unwind_protect_cleanup
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154 [status, output] = unlink (tmp_epsfile);
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155 if (status != 0)
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156 warning ("print.m: %s, '%s'.", output, tmp_epsfile)
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157 endif
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158 end_unwind_protect
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159 elseif (isempty (opts.pstoedit_binary) && warn_on_absence)
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160 warning ("print:nopstoedit", "print.m: 'pstoedit' not found in EXEC_PATH.")
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161 warn_on_absence = false;
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162 endif
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163 endfunction
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164
10913
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165 function __latex_standalone__ (latexfile)
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166 prepend = {"\\documentclass{minimal}";
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167 "\\usepackage{epsfig,color}";
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168 "\\begin{document}";
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169 "\\centering"};
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170 postpend = {"\\end{document}"};
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171 fid = fopen (latexfile, "r");
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172 if (fid >= 0)
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173 latex = fscanf (fid, "%c", Inf);
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174 status = fclose (fid);
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175 if (status != 0)
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176 error ("print:errorclosingfile",
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177 "print.m: error closing file '%s'", latexfile)
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178 endif
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179 else
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180 error ("print:erroropeningfile",
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181 "print.m: error opening file '%s'", latexfile)
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182 endif
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183 fid = fopen (latexfile, "w");
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184 if (fid >= 0)
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185 fprintf (fid, "%s\n", prepend{:});
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186 fprintf (fid, "%s", latex);
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187 fprintf (fid, "%s\n", postpend{:});
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188 status = fclose (fid);
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189 if (status != 0)
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190 error ("print:errorclosingfile",
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191 "print.m: error closing file '%s'", latexfile)
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192 endif
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193 else
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194 error ("print:erroropeningfile",
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195 "print.m: error opening file '%s'", latexfile)
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196 endif
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197 endfunction
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198
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199