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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 ## @end table |
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75 ## |
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76 ## Other devices are supported by "convert" from ImageMagick. Type |
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77 ## system("convert") to see what formats are available. |
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78 ## |
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79 ## If the device is omitted, it is inferred from the file extension, |
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80 ## or if there is no filename it is sent to the printer as postscript. |
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81 ## |
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82 ## @item -F@var{fontname} |
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83 ## @itemx -F@var{fontname}:@var{size} |
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84 ## @itemx -F:@var{size} |
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85 ## @var{fontname} set the postscript font (for use with postscript, |
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86 ## aifm, corel and fig). By default, 'Helvetica' is set for PS/Aifm, |
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87 ## and 'SwitzerlandLight' for Corel. It can also be 'Times-Roman'. |
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88 ## @var{size} is given in points. @var{fontname} is ignored for the |
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89 ## fig device. |
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90 ## @end table |
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91 ## |
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92 ## The filename and options can be given in any order. |
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93 ## @end deftypefn |
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94 |
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95 ## Author: Daniel Heiserer <Daniel.heiserer@physik.tu-muenchen.de> |
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96 ## Adapted-By: jwe |
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97 |
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98 ## PKG_ADD: mark_as_command print |
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99 |
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100 function print (varargin) |
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101 |
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102 ## take care of the settings we had before |
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103 origterm = gget ("terminal"); |
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104 origout = gget ("output"); |
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105 ## End of line trmination for __gnuplot_raw__ command strings. |
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106 endl = ";\n"; |
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107 _automatic_replot = automatic_replot; |
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108 |
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109 ## take care of the default terminal settings to restore them. |
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110 terminal_default = ""; |
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111 |
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112 orientation = orient; |
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113 use_color = 0; # 0=default, -1=mono, +1=color |
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114 force_solid = 0; # 0=default, -1=dashed, +1=solid |
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115 fontsize = font = name = devopt = printer = ""; |
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116 |
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117 va_arg_cnt = 1; |
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118 |
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119 for i = 1:nargin |
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120 arg = nth (varargin, va_arg_cnt++); |
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121 if (isstr (arg)) |
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122 if (strcmp (arg, "-color")) |
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123 use_color = 1; |
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124 elseif (strcmp (arg, "-mono")) |
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125 use_color = -1; |
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126 elseif (strcmp (arg, "-solid")) |
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127 force_solid = 1; |
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128 elseif (strcmp (arg, "-dashed")) |
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129 force_solid = -1; |
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130 elseif (strcmp (arg, "-portrait")) |
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131 orientation = "portrait"; |
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132 elseif (strcmp (arg, "-landscape")) |
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133 orientation = "landscape"; |
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134 elseif (length (arg) > 2 && arg(1:2) == "-d") |
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135 devopt = arg(3:length(arg)); |
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136 elseif (length (arg) > 2 && arg(1:2) == "-P") |
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137 printer = arg; |
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138 elseif (length (arg) > 2 && arg(1:2) == "-F") |
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139 idx = rindex(arg, ":"); |
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140 if (idx) |
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141 font = arg(3:idx-1); |
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142 fontsize = arg(idx+1:length(arg)); |
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143 else |
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144 font = arg(3:length(arg)); |
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145 endif |
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146 elseif (length (arg) >= 1 && arg(1) == "-") |
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147 error ("print: unknown option `%s'", arg); |
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148 elseif (length (arg) > 0) |
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149 name = arg; |
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150 endif |
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151 else |
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152 error ("print: expects string options"); |
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153 endif |
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154 endfor |
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155 |
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156 doprint = isempty (name); |
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157 if (doprint) |
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158 if (isempty (devopt)) |
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159 printname = [ tmpnam, ".ps" ]; |
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160 else |
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161 printname = [ tmpnam, ".", devopt ]; |
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162 endif |
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163 name = printname; |
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164 endif |
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165 |
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166 if (isempty (devopt)) |
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167 dot = rindex (name, "."); |
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168 if (dot == 0) |
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169 error ("print: no format specified"); |
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170 else |
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171 dev = tolower (name(dot+1:end)); |
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172 endif |
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173 else |
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174 dev = devopt; |
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175 endif |
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176 |
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177 if (strcmp (dev, "ill")) |
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178 dev = "aifm"; |
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179 elseif (strcmp (dev, "cdr")) |
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180 dev = "corel"; |
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181 endif |
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182 |
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183 ## check if we have to use convert |
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184 dev_list = [" aifm corel fig png pbm dxf mf hpgl", ... |
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185 " ps ps2 psc psc2 eps eps2 epsc epsc2 " ]; |
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186 convertname = ""; |
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187 if (isempty (findstr (dev_list , [ " ", dev, " " ])) |
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188 if (! isempty (devopt)) |
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189 convertname = [ devopt ":" name ]; |
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190 else |
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191 convertname = name; |
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192 endif |
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193 dev = "epsc"; |
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194 name = [ tmpnam, ".eps" ]; |
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195 endif |
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196 |
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197 unwind_protect |
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198 automatic_replot = 0; |
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199 |
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200 if (strcmp (dev, "ps") || strcmp (dev, "ps2") ... |
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201 || strcmp (dev, "psc") || strcmp (dev, "psc2") |
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202 || strcmp (dev, "epsc") || strcmp (dev, "epsc2") |
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203 || strcmp (dev, "eps") || strcmp (dev, "eps2")) |
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204 ## Various postscript options |
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205 ## XXX FIXME XXX -- Do we need this? DAS |
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206 ##__gnuplot_set__ term postscript |
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207 terminal_default = gget ("terminal"); |
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208 |
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209 if (dev(1) == "e") |
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210 options = "eps "; |
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211 else |
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212 options = [ orientation, " " ]; |
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213 endif |
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214 options = [ options, "enhanced " ]; |
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215 |
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216 if (any (dev == "c") || use_color > 0) |
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217 if (force_solid < 0) |
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218 options = [ options, "color dashed " ]; |
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219 else |
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220 options = [ options, "color solid " ]; |
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221 endif |
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222 else |
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223 if (force_solid > 0) |
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224 options = [ options, "mono solid " ]; |
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225 else |
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226 options = [ options, "mono dashed " ]; |
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227 endif |
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228 endif |
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229 |
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230 if (! isempty (font)) |
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231 options = [ options, "\"", font, "\" " ]; |
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232 endif |
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233 if (! isempty (fontsize)) |
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234 options = [ options, " ", fontsize ]; |
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235 endif |
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236 |
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237 __gnuplot_raw__ (["set term postscript ", options, endl]); |
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238 |
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239 |
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240 elseif (strcmp (dev, "aifm") || strcmp (dev, "corel")) |
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241 ## Adobe Illustrator, CorelDraw |
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242 ## FIXME: Do we need it? DAS |
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243 ## eval(sprintf ("__gnuplot_set__ term %s", dev)); |
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244 terminal_default = gget ("terminal"); |
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245 if (use_color >= 0) |
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246 options = " color"; |
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247 else |
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248 options = " mono"; |
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249 endif |
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250 if (! isempty (font)) |
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251 options = [ options, " \"" , font, "\"" ]; |
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252 endif |
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253 if (! isempty (fontsize)) |
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254 options = [ options, " ", fontsize ]; |
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255 endif |
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256 |
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257 __gnuplot_raw__ (["set term ", dev, " ", options, endl]); |
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258 |
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259 elseif (strcmp (dev, "fig")) |
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260 ## XFig |
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261 ## FIXME: Do we need it? DAS |
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262 ## __gnuplot_set__ term fig |
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263 terminal_default = gget ("terminal"); |
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264 options = orientation; |
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265 if (use_color >= 0) |
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266 options = " color"; |
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267 else |
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268 options = " mono"; |
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269 endif |
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270 if (! isempty (fontsize)) |
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271 options = [ options, " fontsize ", fontsize ]; |
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272 endif |
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273 __gnuplot_raw__ (["set term fig ", options, endl]); |
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274 |
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275 elseif (strcmp (dev, "png") || strcmp (dev, "pbm")) |
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276 ## Portable network graphics, PBMplus |
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277 ## FIXME: Do we need it? DAS |
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278 ## eval(sprintf ("__gnuplot_set__ term %s", dev)); |
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279 terminal_default = gget ("terminal"); |
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280 |
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281 ## XXX FIXME XXX -- New PNG interface takes color as "xRRGGBB" |
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282 ## where x is the literal character 'x' and 'RRGGBB' are the red, |
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283 ## green and blue components in hex. For now we just ignore it |
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284 ## and use default. The png terminal now is so rich with options, |
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285 ## that one perhaps has to write a separate printpng.m function. |
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286 ## DAS |
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287 |
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288 ## if (use_color >= 0) |
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289 ## eval (sprintf ("__gnuplot_set__ term %s color medium", dev)); |
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290 ##else |
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291 ##eval (sprintf ("__gnuplot_set__ term %s mono medium", dev)); |
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292 ##endif |
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293 |
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294 __gnuplot_raw__ ("set term png large;\n") |
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295 |
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296 elseif (strcmp (dev, "dxf") || strcmp (dev, "mf") || strcmp (dev, "hpgl")) |
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297 ## AutoCad DXF, METAFONT, HPGL |
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298 __gnuplot_raw__ (["set terminal ", dev, endl]); |
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299 endif |
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300 |
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301 ## Gnuplot expects " around output file name |
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302 |
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303 __gnuplot_raw__ (["set output \"", name, "\"", endl]); |
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304 __gnuplot_replot__ |
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305 |
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306 unwind_protect_cleanup |
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307 |
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308 ## Restore init state |
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309 if (! isempty (terminal_default)) |
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310 __gnuplot_raw__ (["set terminal ", terminal_default, endl]); |
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311 endif |
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312 __gnuplot_raw__ (["set terminal ", origterm, endl]); |
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313 if (isempty (origout)) |
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314 __gnuplot_raw__ ("set output;\n") |
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315 else |
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316 ## Gnuplot expects " around output file name |
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317 __gnuplot_raw__ (["set output \"", origout, "\"", endl]); |
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318 end |
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319 __gnuplot_replot__ |
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320 |
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321 automatic_replot = _automatic_replot ; |
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322 |
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323 end_unwind_protect |
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324 |
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325 if (! isempty (convertname)) |
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326 command = [ "convert '", name, "' '", convertname, "'" ]; |
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327 [output, errcode] = system (command); |
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328 unlink (name); |
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329 if (errcode) |
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330 error ("print: could not convert"); |
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331 endif |
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332 endif |
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333 |
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334 ## XXX FIXME XXX -- This looks like a dirty, Unix-specific hack. |
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335 ## DAS |
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336 if (doprint) |
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337 system (sprintf ("lpr %s '%s'", printer, printname)); |
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338 unlink (printname); |
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339 endif |
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340 |
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341 endfunction |
