ps/lilyponddefs.ps

   1 %!PS-Adobe-1.0: lilyponddefs.ps
   2 %
   3 % Functions for direct PostScript output
   4
   5 % hmm
   6 % /setgray { 1 add } bind def
   7
   8 /staff-line-thickness lilypondpaperlinethickness def
   9 /staff-height lilypondpaperstaffheight def
  10 /line-width lilypondpaperlinewidth def
  11
  12 % FIXME: why isn't this set (by default) by lily?
  13 % /text-height lilypondpapertextheight def
  14
  15 /lily-output-units 2.83464  def  %% milimeter
  16 % /lily-output-units 0.996264  def  %% true points.
  17
  18 /output-scale
  19 lilypondpaperoutputscale lily-output-units mul
  20 def
  21
  22 /set-ps-scale-to-lily-scale
  23 {
  24 output-scale output-scale scale
  25 } bind def
  26
  27 /paper-size { lilypondpaperpapersize } bind def
  28
  29 % FIXME
  30 % urg, read from paper block
  31 % fixed base line skip value, for single line staves
  32 /base-line-skip lilypondpaperlineheight def
  33
  34 /init-paper {
  35         gsave
  36         .1 setlinewidth
  37         clippath pathbbox newpath
  38         /vsize exch def
  39         /hsize exch def  pop pop pop
  40
  41         %FIXME:
  42         %vsize text-height sub 2 div /top-margin exch def
  43         144 2 div /top-margin exch def
  44         hsize line-width sub 2 div /left-margin exch def
  45         grestore
  46 } bind def
  47
  48 /place-box
  49 {
  50         /object exch def
  51         gsave
  52         %exch translate
  53         translate
  54         0 0 moveto
  55         object
  56         grestore
  57 } bind def
  58
  59 /start-system % height
  60 {
  61         dup base-line-skip gt {
  62                 /line-height exch def
  63         }
  64         {
  65                 pop /line-height base-line-skip def
  66         } ifelse
  67         line-y top-margin sub base-line-skip lt {
  68                 showpage
  69                 /line-y vsize top-margin sub def
  70         } if
  71         gsave
  72         line-x line-y translate
  73 } bind def
  74
  75 /stop-system
  76 {
  77         /the-line exch def
  78         the-line
  79         stroke
  80         grestore
  81         line-y line-height output-scale mul sub /line-y exch def
  82 } bind def
  83
  84 % FIXME: font definitions should come from LilyPond
  85 %        built-in ps fonts are ugly
  86 /huge-bold-font {
  87         /Palatino-Bold findfont 20.7 scalefont setfont
  88 } bind def
  89
  90 /Large-bold-font {
  91         /Palatino-Bold findfont 17.3 scalefont setfont
  92 } bind def
  93
  94 /large-bold-font {
  95         /Palatino-Bold findfont 14.4 scalefont setfont
  96 } bind def
  97
  98 /large-font {
  99         /Palatino-Roman findfont 14.4 scalefont setfont
 100 } bind def
 101
 102 /large-smallcaps-font {
 103         % urg
 104         /Bookman-Light findfont 14.4 scalefont setfont
 105 } bind def
 106
 107 /normal-font {
 108         /Palatino-Roman findfont 12 scalefont setfont
 109 } bind def
 110
 111 /footnote-font {
 112         /Palatino-Roman findfont 10 scalefont setfont
 113 } bind def
 114
 115 /get-text-dimensions % path .. width height
 116 {
 117         dup true charpath pathbbox
 118         newpath
 119         line-x line-y moveto
 120         exch 4 -1 roll
 121         sub
 122         3 1 roll
 123         exch sub
 124 } bind def
 125
 126 /set-centered
 127 {
 128         line-x line-y moveto
 129         get-text-dimensions
 130         neg line-y add /line-y exch def
 131         neg line-width add 2 div 0 rmoveto
 132         show
 133 } bind def
 134
 135 /set-left
 136 {
 137         line-x line-y moveto
 138         get-text-dimensions
 139         neg line-y add /line-y exch def
 140         pop
 141         show
 142 } bind def
 143
 144 /set-right
 145 {
 146         line-x line-y moveto
 147         get-text-dimensions
 148         neg line-y add /line-y exch def
 149         neg line-width add 0 rmoveto
 150         show
 151 } bind def
 152
 153 /make-lilypond-title
 154 {
 155         currentdict /lilyponddedication known {
 156                 normal-font lilyponddedication set-centered
 157                 line-y 10 sub /line-y exch def
 158         } if
 159         currentdict /lilypondtitle known {
 160                 huge-bold-font lilypondtitle set-centered
 161                 line-y 5 sub /line-y exch def
 162         } if
 163         currentdict /lilypondsubtitle known {
 164                 Large-bold-font lilypondsubtitle set-centered
 165                 line-y 5 sub /line-y exch def
 166         } if
 167         currentdict /lilypondsubsubtitle known {
 168                 large-bold-font lilypondsubsubtitle set-centered
 169         } if
 170         line-y /mini-page exch def
 171         currentdict /lilypondcomposer known {
 172                 large-smallcaps-font lilypondcomposer set-right
 173                 line-y 2 sub /line-y exch def
 174         } if
 175         currentdict /lilypondopus known {
 176                 normal-font lilypondopus set-right
 177                 line-y 3 sub /line-y exch def
 178         } if
 179         currentdict /lilypondarranger known {
 180                 normal-font lilypondarranger set-right
 181                 line-y 3 sub /line-y exch def
 182         } if
 183         currentdict /lilypondpoet known {
 184                 mini-page /line-y exch def
 185                 normal-font lilypondpoet set-left
 186                 line-y 3 sub /line-y exch def
 187         } if
 188         currentdict /lilypondtexttranslator known {
 189                 normal-font lilypondtexttranslator set-left
 190                 line-y 3 sub /line-y exch def
 191         } if
 192         currentdict /lilypondinstrument known {
 193                 large-font lilypondinstrument set-centered
 194         } if
 195         currentdict /lilypondpiece known {
 196                 large-smallcaps-font lilypondpiece set-left
 197         } if
 198 } bind def
 199
 200 /end-lilypond-output
 201 {
 202         /line-y top-margin def
 203         footnote-font lilypondtagline set-left
 204         showpage
 205 } bind def
 206
 207 /turnOnExperimentalFeatures { } bind def
 208
 209 staff-line-thickness setlinewidth
 210
 211 % set postscript paper size
 212 paper-size
 213
 214 % initialise paper dimensions
 215 staff-height init-paper
 216
 217 /line-x left-margin output-scale div def
 218 /line-y vsize top-margin sub def
 219
 220 make-lilypond-title
 221
 222 % see if we're there...
 223 % 10 setlinewidth 0 0 moveto 400 800 lineto stroke
 224
 225 % end lilyponddefs.ps