testcases/phpCairo/dash-scale.php

   1 <?
   2 $linewidth = 8.0;
   3 $size = 5*$linewidth;
   4 $pad = 2*$linewidth;
   5
   6 $imwidth = 3*($pad + $size) + $pad;
   7 $imheight = $size*5 + 6*$pad;
   8
   9 $sur = new CairoImageSurface(FORMAT_ARGB32, $imwidth, $imheight);
  10 $con = new CairoContext($sur);
  11
  12 $dash= array(1.5*$linewidth);
  13 $con->save();
  14 $con->setSourceRgb(1,1,1);
  15 $con->paint();
  16 $con->restore();
  17
  18 $con->translate($pad, $pad);
  19
  20 $con->setDash($dash, 1, -2*$linewidth);
  21 $con->setLineWidth($linewidth);
  22
  23 $con->save();
  24
  25 $con->moveTo(0,0);
  26 $con->relLineTo(0,$size);
  27 $con->relLineTo($size,0);
  28 $con->closePath();
  29 $con->moveTo(2*$linewidth, 0);
  30 $con->relLineTo(3*$linewidth, 0);
  31 $con->relLineTo(0, 3 * $linewidth);
  32
  33 $con->setLineCap(LINE_CAP_BUTT);
  34 $con->setLineJoin(LINE_JOIN_BEVEL);
  35 $con->stroke();
  36 $con->translate($size+$pad,0);
  37
  38 $con->moveTo(0,0);
  39 $con->relLineTo(0,$size);
  40 $con->relLineTo($size,0);
  41 $con->closePath();
  42 $con->moveTo(2*$linewidth, 0);
  43 $con->relLineTo(3*$linewidth, 0);
  44 $con->relLineTo(0, 3 * $linewidth);
  45
  46 $con->setLineCap(LINE_CAP_ROUND);
  47 $con->setLineJoin(LINE_JOIN_ROUND);
  48 $con->stroke();
  49 $con->translate($size+$pad, 0);
  50
  51 $con->moveTo(0,0);
  52 $con->relLineTo(0,$size);
  53 $con->relLineTo($size,0);
  54 $con->closePath();
  55 $con->moveTo(2*$linewidth, 0);
  56 $con->relLineTo(3*$linewidth, 0);
  57 $con->relLineTo(0, 3 * $linewidth);
  58
  59 $con->setLineCap(LINE_CAP_SQUARE);
  60 $con->setLineJoin(LINE_JOIN_MITER);
  61 $con->stroke();
  62 $con->restore();
  63
  64 $con->translate(0, $size + 2*$pad);
  65 //$con->save();
  66
  67 $con->save();
  68 $con->scale(1,2);
  69 $con->moveTo(0,0);
  70 $con->relLineTo(0,$size);
  71 $con->relLineTo($size,0);
  72 $con->closePath();
  73 $con->moveTo(2*$linewidth, 0);
  74 $con->relLineTo(3*$linewidth, 0);
  75 $con->relLineTo(0, 3 * $linewidth);
  76
  77 $con->setLineCap(LINE_CAP_BUTT);
  78 $con->setLineJoin(LINE_JOIN_BEVEL);
  79 $con->stroke();
  80 $con->translate($size+$pad, 0);
  81
  82 $con->moveTo(0,0);
  83 $con->relLineTo(0,$size);
  84 $con->relLineTo($size,0);
  85 $con->closePath();
  86 $con->moveTo(2*$linewidth, 0);
  87 $con->relLineTo(3*$linewidth, 0);
  88 $con->relLineTo(0, 3 * $linewidth);
  89
  90 $con->setLineCap(LINE_CAP_ROUND);
  91 $con->setLineJoin(LINE_JOIN_ROUND);
  92 $con->stroke();
  93 $con->translate($size+$pad, 0);
  94
  95 $con->moveTo(0,0);
  96 $con->relLineTo(0,$size);
  97 $con->relLineTo($size,0);
  98 $con->closePath();
  99 $con->moveTo(2*$linewidth, 0);
 100 $con->relLineTo(3*$linewidth, 0);
 101 $con->relLineTo(0, 3 * $linewidth);
 102
 103 $con->setLineCap(LINE_CAP_SQUARE);
 104 $con->setLineJoin(LINE_JOIN_MITER);
 105 $con->stroke();
 106 $con->restore();
 107
 108 $con->translate(0, 2*$size + 2*$pad);
 109 $con->save();
 110 $con->scale(1,2);
 111 $con->moveTo(0,0);
 112 $con->relLineTo(0,$size);
 113 $con->relLineTo($size,0);
 114 $con->closePath();
 115 $con->moveTo(2*$linewidth, 0);
 116 $con->relLineTo(3*$linewidth, 0);
 117 $con->relLineTo(0, 3 * $linewidth);
 118
 119 $con->setLineCap(LINE_CAP_BUTT);
 120 $con->setLineJoin(LINE_JOIN_BEVEL);
 121 $con->stroke();
 122 $con->translate($size+$pad, 0);
 123
 124 $con->moveTo(0,0);
 125 $con->relLineTo(0,$size);
 126 $con->relLineTo($size,0);
 127 $con->closePath();
 128 $con->moveTo(2*$linewidth, 0);
 129 $con->relLineTo(3*$linewidth, 0);
 130 $con->relLineTo(0, 3 * $linewidth);
 131
 132 $con->setLineCap(LINE_CAP_ROUND);
 133 $con->setLineJoin(LINE_JOIN_ROUND);
 134 $con->stroke();
 135 $con->translate($size+$pad, 0);
 136
 137 $con->moveTo(0,0);
 138 $con->relLineTo(0,$size);
 139 $con->relLineTo($size,0);
 140 $con->closePath();
 141 $con->moveTo(2*$linewidth, 0);
 142 $con->relLineTo(3*$linewidth, 0);
 143 $con->relLineTo(0, 3 * $linewidth);
 144 $con->setLineCap(LINE_CAP_SQUARE);
 145 $con->setLineJoin(LINE_JOIN_MITER);
 146 $con->stroke();
 147 $con->restore();
 148
 149 $sur->writeToPng("dash-scale-php.png");
 150 ?>