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1 ## Copyright (C) 2001 Laurent Mazet |
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2 ## |
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3 ## This program is free software; it is distributed in the hope that it |
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4 ## will be useful, but WITHOUT ANY WARRANTY; without even the implied |
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5 ## warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See |
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6 ## the GNU General Public License for more details. |
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7 ## |
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8 ## You should have received a copy of the GNU General Public License |
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9 ## along with this file; see the file COPYING. If not, write to the |
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10 ## Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA |
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11 ## 02111-1307, USA. |
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12 ## |
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13 ## Copyright (C) 1999 Daniel Heiserer |
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14 |
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15 ## -*- texinfo -*- |
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16 ## @deftypefn {Function File} {} print (@var{filename}, @var{options}) |
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17 ## |
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18 ## Print a graph, or save it to a file |
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19 ## |
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20 ## @var{filename} defines the file name of the output file. If no |
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21 ## filename is specified, output is sent to the printer. |
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22 ## |
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23 ## @var{options}: |
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24 ## @table @code |
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25 ## @item -P@var{printer} |
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26 ## Set the @var{printer} name to which the graph is sent if no |
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27 ## @var{filename} is specified. |
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28 ## @item -color |
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29 ## @itemx -mono |
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30 ## Monochrome or colour lines. |
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31 ## @item -solid |
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32 ## @itemx -dashed |
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33 ## Solid or dashed lines. |
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34 ## @item -portrait |
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35 ## @itemx -landscape |
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36 ## Plot orientation, as returned by "orient". |
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37 ## @item -d@var{device} |
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38 ## Output device, where @var{device} is one of: |
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39 ## @table @code |
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40 ## @item ps |
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41 ## @itemx ps2 |
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42 ## @itemx psc |
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43 ## @itemx psc2 |
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44 ## Postscript (level 1 and 2, mono and color) |
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45 ## @item eps |
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46 ## @itemx eps2 |
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47 ## @itemx epsc |
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48 ## @itemx epsc2 |
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49 ## Encapsulated postscript (level 1 and 2, mono and color) |
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50 ## @item ill |
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51 ## @itemx aifm |
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52 ## Adobe Illustrator |
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53 ## @item cdr |
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54 ## @itemx corel |
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55 ## CorelDraw |
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56 ## @item hpgl |
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57 ## HP plotter language |
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58 ## @item fig |
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59 ## XFig |
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60 ## @item dxf |
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61 ## AutoCAD |
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62 ## @item mf |
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63 ## Metafont |
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64 ## @item png |
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65 ## Portable network graphics |
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66 ## @item pbm |
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67 ## PBMplus |
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68 ## @end table |
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69 ## |
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70 ## Other devices are supported by "convert" from ImageMagick. Type |
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71 ## system("convert") to see what formats are available. |
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72 ## |
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73 ## If the device is omitted, it is inferred from the file extension, |
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74 ## or if there is no filename it is sent to the printer as postscript. |
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75 ## |
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76 ## @item -F@var{fontname} |
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77 ## @itemx -F@var{fontname}:@var{size} |
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78 ## @itemx -F:@var{size} |
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79 ## @var{fontname} set the postscript font (for use with postscript, |
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80 ## aifm, corel and fig). By default, 'Helvetica' is set for PS/Aifm, |
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81 ## and 'SwitzerlandLight' for Corel. It can also be 'Times-Roman'. |
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82 ## @var{size} is given in points. @var{fontname} is ignored for the |
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83 ## fig device. |
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84 ## @end table |
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85 ## |
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86 ## The filename and options can be given in any order. |
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87 ## |
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88 ## If you are using Octave 2.1.x or above, command("print") will change |
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89 ## print from a function to a command, so instead of typing |
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90 ## print("-FTimes-Roman:14", "-dashed", "-depsc", "out.ps") |
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91 ## you can type |
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92 ## print -FTimes-Roman:14 -dashed -depsc out.ps |
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93 ## |
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94 ## See also: orient, command |
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95 ## @end deftypefn |
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96 |
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97 ## Author: Daniel Heiserer <Daniel.heiserer@physik.tu-muenchen.de> |
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98 ## 2001-03-23 Laurent Mazet <mazet@crm.mot.com> |
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99 ## * simplified interface: guess the device from the extension |
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100 ## * font support |
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101 ## 2001-03-25 Paul Kienzle <pkienzle@kienzle.powernet.co.uk> |
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102 ## * add unwind_protect |
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103 ## * use tmpnam to generate temporary name |
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104 ## * move "set term" before "set output" as required by gnuplot |
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105 ## * more options, and flexible options |
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106 ## 2001-03-29 Laurent Mazet <mazet@crm.mot.com> |
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107 ## * add solid and dashed options |
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108 ## * change PBMplus device |
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109 ## * add Corel device |
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110 ## * take care of the default terminal settings to restore them. |
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111 ## * add color, mono, dashed and solid support for printing and convert. |
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112 ## * add orientation for printing. |
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113 ## * create a .ps for printing (avoid some filtering problems). |
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114 ## * default printing is mono, default convert is color. |
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115 ## * add font size support. |
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116 ## 2001-03-30 Laurent Mazet <mazet@crm.mot.com> |
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117 ## * correct correl into corel |
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118 ## * delete a irrelevant test |
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119 ## * check for convert before choosing the ouput device |
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120 ## 2001-03-31 Paul Kienzle <pkienzle@kienzle.powernet.co.uk> |
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121 ## * use -Ffontname:size instead of -F"fontname size" |
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122 ## * add font size support to fig option |
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123 ## * update documentation |
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124 ## 2003-10-01 Laurent Mazet <mazet@crm.mot.com> |
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125 ## * clean documentation |
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126 |
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127 function print(varargin) |
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128 |
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129 ## take care of the settings we had before |
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130 origterm = gget("terminal"); |
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131 origout = gget("output"); |
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132 ## End of line trmination for __gnuplot_raw__ command strings. |
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133 endl = ";\n"; |
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134 _automatic_replot = automatic_replot; |
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135 |
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136 ## take care of the default terminal settings to restore them. |
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137 terminal_default = ""; |
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138 |
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139 orientation = orient; |
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140 use_color = 0; # 0=default, -1=mono, +1=color |
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141 force_solid = 0; # 0=default, -1=dashed, +1=solid |
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142 fontsize = font = name = devopt = printer = ""; |
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143 |
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144 va_arg_cnt = 1; |
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145 |
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146 for i=1:nargin |
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147 arg = nth (varargin, va_arg_cnt++); |
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148 if isstr(arg) |
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149 if strcmp(arg, "-color") |
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150 use_color = 1; |
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151 elseif strcmp(arg, "-mono") |
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152 use_color = -1; |
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153 elseif strcmp(arg, "-solid") |
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154 force_solid = 1; |
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155 elseif strcmp(arg, "-dashed") |
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156 force_solid = -1; |
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157 elseif strcmp(arg, "-portrait") |
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158 orientation = "portrait"; |
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159 elseif strcmp(arg, "-landscape") |
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160 orientation = "landscape"; |
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161 elseif length(arg) > 2 && arg(1:2) == "-d" |
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162 devopt = arg(3:length(arg)); |
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163 elseif length(arg) > 2 && arg(1:2) == "-P" |
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164 printer = arg; |
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165 elseif length(arg) > 2 && arg(1:2) == "-F" |
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166 idx = rindex(arg, ":"); |
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167 if (idx) |
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168 font = arg(3:idx-1); |
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169 fontsize = arg(idx+1:length(arg)); |
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170 else |
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171 font = arg(3:length(arg)); |
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172 endif |
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173 elseif length(arg) >= 1 && arg(1) == "-" |
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174 error([ "print: unknown option ", arg ]); |
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175 elseif length(arg) > 0 |
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176 name = arg; |
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177 endif |
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178 else |
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179 error("print: expects string options"); |
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180 endif |
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181 endfor |
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182 |
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183 doprint = isempty(name); |
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184 if doprint |
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185 if isempty(devopt) |
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186 printname = [ tmpnam, ".ps" ]; |
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187 else |
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188 printname = [ tmpnam, ".", devopt ]; |
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189 endif |
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190 name = printname; |
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191 endif |
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192 |
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193 if isempty(devopt) |
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194 dot = rindex(name, "."); |
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195 if (dot == 0) |
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196 error ("print: no format specified"); |
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197 else |
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198 dev = tolower(name(dot+1:length(name))); |
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199 endif |
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200 else |
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201 dev = devopt; |
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202 endif |
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203 |
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204 if strcmp(dev, "ill") |
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205 dev = "aifm"; |
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206 elseif strcmp(dev, "cdr") |
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207 dev = "corel"; |
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208 endif |
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209 |
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210 ## check if we have to use convert |
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211 dev_list = [" aifm corel fig png pbm dxf mf hpgl", ... |
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212 " ps ps2 psc psc2 eps eps2 epsc epsc2 " ]; |
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213 convertname = ""; |
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214 if isempty(findstr(dev_list , [ " ", dev, " " ])) |
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215 if !isempty(devopt) |
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216 convertname = [ devopt ":" name ]; |
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217 else |
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218 convertname = name; |
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219 endif |
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220 dev = "epsc"; |
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221 name = [ tmpnam, ".eps" ]; |
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222 endif |
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223 |
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224 unwind_protect |
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225 automatic_replot = 0; |
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226 |
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227 if strcmp(dev, "ps") || strcmp(dev, "ps2") ... |
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228 || strcmp(dev, "psc") || strcmp(dev, "psc2") ... |
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229 || strcmp(dev, "epsc") || strcmp(dev, "epsc2") ... |
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230 || strcmp(dev, "eps") || strcmp(dev, "eps2") |
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231 ## Various postscript options |
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232 ## FIXME: Do we need this? DAS |
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233 ##__gnuplot_set__ term postscript |
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234 terminal_default = gget ("terminal"); |
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235 |
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236 if dev(1) == "e" |
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237 options = "eps "; |
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238 else |
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239 options = [ orientation, " " ]; |
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240 endif |
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241 options = [ options, "enhanced " ]; |
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242 |
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243 if any( dev == "c" ) || use_color > 0 |
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244 if force_solid < 0 |
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245 options = [ options, "color dashed " ]; |
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246 else |
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247 options = [ options, "color solid " ]; |
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248 endif |
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249 else |
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250 if force_solid > 0 |
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251 options = [ options, "mono solid " ]; |
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252 else |
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253 options = [ options, "mono dashed " ]; |
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254 endif |
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255 endif |
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256 |
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257 if !isempty(font) |
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258 options = [ options, "\"", font, "\" " ]; |
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259 endif |
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260 if !isempty(fontsize) |
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261 options = [ options, " ", fontsize ]; |
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262 endif |
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263 |
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264 __gnuplot_raw__ (["set term postscript ", options, endl]); |
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265 |
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266 |
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267 elseif strcmp(dev, "aifm") || strcmp(dev, "corel") |
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268 ## Adobe Illustrator, CorelDraw |
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269 ## FIXME: Do we need it? DAS |
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270 ## eval(sprintf ("__gnuplot_set__ term %s", dev)); |
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271 terminal_default = gget ("terminal"); |
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272 if (use_color >= 0) |
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273 options = " color"; |
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274 else |
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275 options = " mono"; |
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276 endif |
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277 if !isempty(font) |
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278 options = [ options, " \"" , font, "\"" ]; |
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279 endif |
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280 if !isempty(fontsize) |
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281 options = [ options, " ", fontsize ]; |
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282 endif |
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283 |
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284 __gnuplot_raw__ (["set term ", dev, " ", options, endl]); |
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285 |
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286 elseif strcmp(dev, "fig") |
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287 ## XFig |
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288 ## FIXME: Do we need it? DAS |
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289 ## __gnuplot_set__ term fig |
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290 terminal_default = gget ("terminal"); |
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291 options = orientation; |
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292 if (use_color >= 0) |
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293 options = " color"; |
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294 else |
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295 options = " mono"; |
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296 endif |
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297 if !isempty(fontsize) |
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298 options = [ options, " fontsize ", fontsize ]; |
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299 endif |
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300 __gnuplot_raw__ (["set term fig ", options, endl]); |
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301 |
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302 elseif strcmp(dev, "png") || strcmp(dev, "pbm") |
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303 ## Portable network graphics, PBMplus |
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304 ## FIXME: Do we need it? DAS |
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305 ## eval(sprintf ("__gnuplot_set__ term %s", dev)); |
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306 terminal_default = gget ("terminal"); |
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307 |
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308 ## FIXME |
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309 ## New PNG interface takes color as "xRRGGBB" where x is the literal character |
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310 ## 'x' and 'RRGGBB' are the red, green and blue components in hex. |
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311 ## For now we just ignore it and use default. |
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312 ## The png terminal now is so rich with options, that one perhaps |
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313 ## has to write a separate printpng.m function. |
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314 ## DAS |
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315 |
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316 ## |
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317 ## if (use_color >= 0) |
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318 ## eval (sprintf ("__gnuplot_set__ term %s color medium", dev)); |
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319 ##else |
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320 ##eval (sprintf ("__gnuplot_set__ term %s mono medium", dev)); |
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321 ##endif |
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322 |
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323 __gnuplot_raw__ ("set term png large;\n") |
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324 |
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325 elseif strcmp(dev,"dxf") || strcmp(dev,"mf") || strcmp(dev, "hpgl") |
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326 ## AutoCad DXF, METAFONT, HPGL |
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327 __gnuplot_raw__ (["set terminal ", dev, endl]); |
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328 |
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329 endif; |
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330 |
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331 ## Gnuplot expects " around output file name |
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332 |
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333 __gnuplot_raw__ (["set output \"", name, "\"", endl]); |
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334 __gnuplot_replot__ |
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335 |
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336 unwind_protect_cleanup |
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337 |
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338 ## Restore init state |
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339 if ! isempty (terminal_default) |
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340 __gnuplot_raw__ (["set terminal ", terminal_default, endl]); |
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341 endif |
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342 __gnuplot_raw__ (["set terminal ", origterm, endl]); |
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343 if isempty (origout) |
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344 __gnuplot_raw__ ("set output;\n") |
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345 else |
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346 ## Gnuplot expects " around output file name |
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347 |
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348 __gnuplot_raw__ (["set output \"", origout, "\"", endl]); |
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349 end |
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350 __gnuplot_replot__ |
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351 |
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352 automatic_replot = _automatic_replot ; |
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353 |
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354 end_unwind_protect |
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355 |
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356 if !isempty(convertname) |
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357 command = [ "convert '", name, "' '", convertname, "'" ]; |
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358 [output, errcode] = system (command); |
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359 unlink (name); |
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360 if (errcode) |
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361 error ("print: could not convert"); |
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362 endif |
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363 endif |
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364 ## FIXME: This looks like a dirty, Unix-specific hack |
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365 ## DAS |
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366 if doprint |
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367 system(sprintf ("lpr %s '%s'", printer, printname)); |
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368 unlink(printname); |
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369 endif |
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370 |
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371 endfunction |
