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1 ## Copyright (C) 1999 Daniel Heiserer |
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2 ## Copyright (C) 2001 Laurent Mazet |
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3 ## |
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4 ## This file is part of Octave. |
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5 ## |
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6 ## Octave is free software; you can redistribute it and/or modify it |
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7 ## under the terms of the GNU General Public License as published by |
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8 ## the Free Software Foundation; either version 2, or (at your option) |
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9 ## any later version. |
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10 ## |
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11 ## Octave is distributed in the hope that it will be useful, but |
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12 ## WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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14 ## General Public License for more details. |
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15 ## |
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16 ## You should have received a copy of the GNU General Public License |
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17 ## along with Octave; see the file COPYING. If not, write to the Free |
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18 ## Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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19 ## 02110-1301, USA. |
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20 |
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21 ## -*- texinfo -*- |
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22 ## @deftypefn {Function File} {} print (@var{filename}, @var{options}) |
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23 ## |
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24 ## Print a graph, or save it to a file |
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25 ## |
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26 ## @var{filename} defines the file name of the output file. If no |
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27 ## filename is specified, output is sent to the printer. |
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28 ## |
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29 ## @var{options}: |
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30 ## @table @code |
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31 ## @item -P@var{printer} |
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32 ## Set the @var{printer} name to which the graph is sent if no |
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33 ## @var{filename} is specified. |
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34 ## @item -color |
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35 ## @itemx -mono |
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36 ## Monochrome or colour lines. |
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37 ## @item -solid |
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38 ## @itemx -dashed |
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39 ## Solid or dashed lines. |
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40 ## @item -portrait |
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41 ## @itemx -landscape |
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42 ## Plot orientation, as returned by "orient". |
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43 ## @item -d@var{device} |
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44 ## Output device, where @var{device} is one of: |
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45 ## @table @code |
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46 ## @item ps |
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47 ## @itemx ps2 |
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48 ## @itemx psc |
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49 ## @itemx psc2 |
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50 ## Postscript (level 1 and 2, mono and color) |
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51 ## @item eps |
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52 ## @itemx eps2 |
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53 ## @itemx epsc |
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54 ## @itemx epsc2 |
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55 ## Encapsulated postscript (level 1 and 2, mono and color) |
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56 ## @item ill |
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57 ## @itemx aifm |
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58 ## Adobe Illustrator |
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59 ## @item cdr |
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60 ## @itemx corel |
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61 ## CorelDraw |
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62 ## @item hpgl |
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63 ## HP plotter language |
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64 ## @item fig |
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65 ## XFig |
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66 ## @item dxf |
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67 ## AutoCAD |
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68 ## @item mf |
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69 ## Metafont |
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70 ## @item png |
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71 ## Portable network graphics |
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72 ## @item pbm |
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73 ## PBMplus |
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74 ## @item emf |
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75 ## Microsoft Enhanced Metafile |
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76 ## @end table |
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77 ## |
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78 ## Other devices are supported by "convert" from ImageMagick. Type |
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79 ## system("convert") to see what formats are available. |
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80 ## |
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81 ## If the device is omitted, it is inferred from the file extension, |
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82 ## or if there is no filename it is sent to the printer as postscript. |
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83 ## |
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84 ## @item -F@var{fontname} |
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85 ## @itemx -F@var{fontname}:@var{size} |
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86 ## @itemx -F:@var{size} |
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87 ## @var{fontname} set the postscript font (for use with postscript, |
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88 ## aifm, corel and fig). By default, 'Helvetica' is set for PS/Aifm, |
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89 ## and 'SwitzerlandLight' for Corel. It can also be 'Times-Roman'. |
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90 ## @var{size} is given in points. @var{fontname} is ignored for the |
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91 ## fig device. |
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92 ## @end table |
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93 ## |
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94 ## The filename and options can be given in any order. |
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95 ## |
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96 ## @strong{Note}, the print function does not work with gnuplot's |
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97 ## muplitplot mode. This problem is a known bug, and it will be fixed |
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98 ## in a future version of Octave, but there is no simple fix (or it |
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99 ## would have been fixed long ago). You can work around the bug by |
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100 ## setting the terminal type and output yourself, then executing the |
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101 ## multiplot plotting commands. For example |
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102 ## |
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103 ## @example |
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104 ## @group |
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105 ## __gnuplot_set__ terminal postscript |
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106 ## __gnuplot_raw__ ("set output \"foo.ps\"\n"); |
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107 ## subplot (2, 1, 1); |
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108 ## sombrero (21); |
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109 ## subplot (2, 1, 2); |
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110 ## sombrero (41); |
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111 ## oneplot (); |
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112 ## __gnuplot_set__ terminal x11 |
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113 ## __gnuplot_raw__ ("set output\n"); |
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114 ## @end group |
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115 ## @end example |
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116 ## |
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117 ## will save both figures on a single page in the PostScript file |
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118 ## @file{foo.ps}. All labeling commands should appear before the plot |
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119 ## command for each subplot. |
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120 ## @end deftypefn |
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121 |
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122 ## Author: Daniel Heiserer <Daniel.heiserer@physik.tu-muenchen.de> |
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123 ## Adapted-By: jwe |
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124 |
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125 ## PKG_ADD: mark_as_command print |
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126 |
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127 function print (varargin) |
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128 |
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129 __plot_globals__; |
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130 |
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131 mpmode = __multiplot_mode__(__current_figure__); |
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132 |
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133 orientation = orient (); |
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134 use_color = 0; # 0=default, -1=mono, +1=color |
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135 force_solid = 0; # 0=default, -1=dashed, +1=solid |
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136 fontsize = ""; |
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137 font = ""; |
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138 name = ""; |
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139 devopt = ""; |
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140 printer = ""; |
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141 |
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142 for i = 1:nargin |
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143 arg = varargin{i}; |
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144 if (ischar (arg)) |
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145 if (strcmp (arg, "-color")) |
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146 use_color = 1; |
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147 elseif (strcmp (arg, "-mono")) |
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148 use_color = -1; |
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149 elseif (strcmp (arg, "-solid")) |
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150 force_solid = 1; |
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151 elseif (strcmp (arg, "-dashed")) |
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152 force_solid = -1; |
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153 elseif (strcmp (arg, "-portrait")) |
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154 orientation = "portrait"; |
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155 elseif (strcmp (arg, "-landscape")) |
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156 orientation = "landscape"; |
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157 elseif (length (arg) > 2 && arg(1:2) == "-d") |
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158 devopt = arg(3:length(arg)); |
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159 elseif (length (arg) > 2 && arg(1:2) == "-P") |
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160 printer = arg; |
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161 elseif (length (arg) > 2 && arg(1:2) == "-F") |
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162 idx = rindex(arg, ":"); |
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163 if (idx) |
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164 font = arg(3:idx-1); |
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165 fontsize = arg(idx+1:length(arg)); |
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166 else |
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167 font = arg(3:length(arg)); |
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168 endif |
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169 elseif (length (arg) >= 1 && arg(1) == "-") |
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170 error ("print: unknown option `%s'", arg); |
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171 elseif (length (arg) > 0) |
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172 name = arg; |
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173 endif |
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174 else |
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175 error ("print: expects string options"); |
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176 endif |
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177 endfor |
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178 |
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179 doprint = isempty (name); |
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180 if (doprint) |
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181 if (isempty (devopt)) |
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182 printname = strcat (tmpnam, ".ps"); |
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183 else |
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184 printname = strcat (tmpnam, ".", devopt); |
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185 endif |
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186 name = printname; |
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187 endif |
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188 |
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189 if (isempty (devopt)) |
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190 dot = rindex (name, "."); |
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191 if (dot == 0) |
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192 error ("print: no format specified"); |
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193 else |
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194 dev = tolower (name(dot+1:end)); |
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195 endif |
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196 else |
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197 dev = devopt; |
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198 endif |
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199 |
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200 if (strcmp (dev, "ill")) |
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201 dev = "aifm"; |
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202 elseif (strcmp (dev, "cdr")) |
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203 dev = "corel"; |
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204 endif |
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205 |
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206 ## check if we have to use convert |
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207 dev_list = {"aifm" "corel" "fig" "png" "pbm" "dxf" "mf" "hpgl", ... |
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208 "ps" "ps2" "psc" "psc2" "eps" "eps2" "epsc" "epsc2" "emf"}; |
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209 convertname = ""; |
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210 idx = cellidx (dev_list, dev); |
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211 if (! idx) |
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212 if (! isempty (devopt)) |
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213 convertname = strcat (devopt, ":", name); |
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214 else |
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215 convertname = name; |
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216 endif |
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217 dev = "epsc"; |
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218 name = strcat (tmpnam, ".eps"); |
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219 endif |
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220 |
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221 unwind_protect |
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222 |
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223 if (strcmp (dev, "ps") || strcmp (dev, "ps2") ... |
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224 || strcmp (dev, "psc") || strcmp (dev, "psc2") |
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225 || strcmp (dev, "epsc") || strcmp (dev, "epsc2") |
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226 || strcmp (dev, "eps") || strcmp (dev, "eps2")) |
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227 ## Various postscript options |
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228 if (dev(1) == "e") |
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229 options = "eps "; |
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230 else |
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231 options = strcat (orientation, " "); |
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232 endif |
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233 options = strcat (options, "enhanced "); |
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234 |
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235 if (any (dev == "c") || use_color > 0) |
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236 if (force_solid < 0) |
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237 options = strcat (options, "color dashed "); |
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238 else |
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239 options = strcat (options, "color solid "); |
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240 endif |
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241 else |
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242 if (force_solid > 0) |
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243 options = strcat (options, "mono solid "); |
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244 else |
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245 options = strcat (options, "mono dashed "); |
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246 endif |
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247 endif |
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248 |
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249 if (! isempty (font)) |
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250 options = strcat (options, "\"", font, "\" "); |
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251 endif |
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252 if (! isempty (fontsize)) |
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253 options = strcat (options, " ", fontsize); |
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254 endif |
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255 |
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256 new_terminal = strcat ("postscript ", options); |
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257 |
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258 elseif (strcmp (dev, "aifm") || strcmp (dev, "corel")) |
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259 ## Adobe Illustrator, CorelDraw |
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260 if (use_color >= 0) |
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261 options = " color"; |
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262 else |
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263 options = " mono"; |
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264 endif |
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265 if (! isempty (font)) |
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266 options = strcat (options, " \"", font, "\""); |
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267 endif |
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268 if (! isempty (fontsize)) |
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269 options = strcat (options, " ", fontsize); |
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270 endif |
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271 |
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272 new_terminal = strcat (dev, " ", options); |
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273 |
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274 elseif (strcmp (dev, "fig")) |
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275 ## XFig |
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276 options = orientation; |
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277 if (use_color >= 0) |
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278 options = " color"; |
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279 else |
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280 options = " mono"; |
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281 endif |
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282 if (! isempty (fontsize)) |
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283 options = strcat (options, " fontsize ", fontsize); |
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284 endif |
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285 |
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286 new_terminal = strcat ("fig ", options); |
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287 |
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288 elseif (strcmp (dev, "emf")) |
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289 ## Enhanced Metafile format |
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290 options = " "; |
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291 if (use_color >= 0) |
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292 options = " color"; |
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293 else |
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294 options = " mono"; |
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295 endif |
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296 if (force_solid >= 0) |
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297 options = strcat (options, " solid"); |
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298 endif |
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299 if (! isempty (font)) |
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300 options = strcat (options, " \"", font, "\""); |
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301 endif |
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302 if (! isempty (fontsize)) |
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303 options = strcat (options, " ", fontsize); |
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304 endif |
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305 |
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306 new_terminal = strcat ("emf ", options); |
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307 |
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308 elseif (strcmp (dev, "png") || strcmp (dev, "pbm")) |
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309 ## Portable network graphics, PBMplus |
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310 |
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311 ## FIXME -- New PNG interface takes color as "xRRGGBB" |
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312 ## where x is the literal character 'x' and 'RRGGBB' are the red, |
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313 ## green and blue components in hex. For now we just ignore it |
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314 ## and use default. The png terminal now is so rich with options, |
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315 ## that one perhaps has to write a separate printpng.m function. |
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316 ## DAS |
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317 |
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318 ## if (use_color >= 0) |
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319 ## eval (sprintf ("__gnuplot_set__ term %s color medium", dev)); |
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320 ##else |
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321 ##eval (sprintf ("__gnuplot_set__ term %s mono medium", dev)); |
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322 ##endif |
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323 |
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324 new_terminal = "png large"; |
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325 |
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326 elseif (strcmp (dev, "dxf") || strcmp (dev, "mf") || strcmp (dev, "hpgl")) |
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327 ## AutoCad DXF, METAFONT, HPGL |
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328 new_terminal = dev; |
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329 endif |
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330 |
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331 __gnuplot_raw__ ("set terminal push;\n"); |
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332 __gnuplot_raw__ (sprintf ("set terminal %s;\n", new_terminal)); |
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333 |
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334 ## Gnuplot expects " around output file name |
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335 __gnuplot_raw__ (sprintf ("set output \"%s\";\n", name)); |
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336 |
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337 replot (); |
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338 |
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339 unwind_protect_cleanup |
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340 |
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341 __gnuplot_raw__ ("set terminal pop;\n"); |
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342 __gnuplot_raw__ ("set output;\n") |
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343 |
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344 replot (); |
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345 |
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346 end_unwind_protect |
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347 |
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348 if (! isempty (convertname)) |
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349 command = sprintf ("convert '%s' '%s'", name, convertname); |
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350 [errcode, output] = system (command); |
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351 unlink (name); |
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352 if (errcode) |
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353 error ("print: could not convert"); |
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354 endif |
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355 endif |
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356 |
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357 ## FIXME -- This looks like a dirty, Unix-specific hack. |
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358 ## DAS |
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359 if (doprint) |
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360 system (sprintf ("lpr %s '%s'", printer, printname)); |
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361 unlink (printname); |
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362 endif |
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363 |
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364 endfunction |
