testcases/phpCairo/dash-caps-joins.php

   1 <?
   2 $linewidth = 10.0;
   3 $size = 5*$linewidth;
   4 $pad = 2*$linewidth;
   5
   6 $sur = new CairoImageSurface(FORMAT_ARGB32, 3 * ($pad+$size) + $pad, 3*$pad+2*$size);
   7 $con = new CairoContext($sur);
   8
   9 $dash = array($linewidth, 1.5*$linewidth);
  10 $dashoff = -2*$linewidth;
  11
  12 $con->save();
  13 $con->setSourceRgb(1,1,1);
  14 $con->paint();
  15 $con->restore();
  16
  17 for($i = 0; $i<2 ; $i++) {
  18         $con->save();
  19         $con->setLineWidth($linewidth);
  20         $con->setDash($dash, 2, $dashoff);
  21         $con->translate($pad, $pad);
  22
  23         $con->moveTo(0,0);
  24         $con->relLineTo(0,$size);
  25         $con->relLineTo($size, 0);
  26         $con->closePath();
  27         $con->moveTo(2*$linewidth,0);
  28         $con->relLineTo(3*$linewidth, 0);
  29         $con->relLineTo(0,3*$linewidth);
  30
  31         $con->setLineCap(LINE_CAP_BUTT);
  32         $con->setLineJoin(LINE_JOIN_BEVEL);
  33         $con->stroke();
  34
  35         $con->translate($size+$pad, 0);
  36
  37         $con->moveTo(0,0);
  38     $con->relLineTo(0,$size);
  39     $con->relLineTo($size, 0);
  40     $con->closePath();
  41     $con->moveTo(2*$linewidth,0);
  42     $con->relLineTo(3*$linewidth, 0);
  43     $con->relLineTo(0,3*$linewidth);
  44
  45     $con->setLineCap(LINE_CAP_ROUND);
  46     $con->setLineJoin(LINE_JOIN_ROUND);
  47     $con->stroke();
  48     $con->translate($size+$pad, 0);
  49
  50     $con->moveTo(0,0);
  51     $con->relLineTo(0,$size);
  52     $con->relLineTo($size, 0);
  53     $con->closePath();
  54     $con->moveTo(2*$linewidth,0);
  55     $con->relLineTo(3*$linewidth, 0);
  56     $con->relLineTo(0,3*$linewidth);
  57
  58         $con->setLineCap(LINE_CAP_SQUARE);
  59     $con->setLineJoin(LINE_JOIN_MITER);
  60     $con->stroke();
  61         $con->restore();
  62         $con->translate(0,$size+$pad);
  63         $dashoff = 0;
  64         }
  65         $sur->writeToPng("dash-caps-joins-php.png");
  66 ?>
  67
  68