testcases/phpCairo/self-intersecting.php

   1 <?
   2     $sur = new CairoImageSurface(FORMAT_ARGB32, 10 , 20);
   3     $con = new CairoContext($sur);
   4     $con->translate (1.0, 1.0);
   5
   6     $con->setSourceRgb (1, 0, 0); /* red */
   7
   8     /* First draw the desired shape with a fill */
   9     $con->rectangle (0.5, 0.5,  4.0, 4.0);
  10     $con->rectangle (3.5, 3.5,  4.0, 4.0);
  11     $con->rectangle (3.5, 1.5, -2.0, 2.0);
  12     $con->rectangle (6.5, 4.5, -2.0, 2.0);
  13
  14     $con->fill ();
  15
  16     /* Then try the same thing with a stroke */
  17     $con->translate (0, 10);
  18     $con->moveTo (1.0, 1.0);
  19     $con->relLineTo ( 3.0,  0.0);
  20     $con->relLineTo ( 0.0,  6.0);
  21     $con->relLineTo ( 3.0,  0.0);
  22     $con->relLineTo ( 0.0, -3.0);
  23     $con->relLineTo (-6.0,  0.0);
  24     $con->closePath ();
  25
  26     $con->setLineWidth (1.0);
  27     $con->stroke ();
  28     $sur->writeToPng("self-intersecting-php.png");
  29
  30 ?>