testcases/phpCairo/device-offset.php

   1 <?
   2 $size = 10;
   3 $pad = 2;
   4 $sur = new CairoImageSurface(FORMAT_ARGB32, $size, $size);
   5 $con = new CairoContext($sur);
   6
   7 $con->set_source_rgb(0,0,1);
   8 $con->rectangle($pad, $pad, $size - 2*$pad, $size - 2*$pad);
   9 $con->fill();
  10
  11 $s = $con->get_group_target();
  12 $c = $s->get_content();
  13 $s1 = $s->create_similar($c, $size/2, $size/2);
  14
  15 $s1->set_device_offset($size/-2, $size/-2);
  16
  17 $c = new CairoContext($s1);
  18 $c->set_source_rgb(1,0,0);
  19 $c->rectangle($pad, $pad, $size - 2*$pad, $size - 2*$pad);
  20 $c->fill();
  21
  22 //$s1->set_device_offset($size/-2, $size/-2);
  23 $con->set_source_surface($s1, 0, 0);
  24 $con->paint();
  25
  26 $sur->write_to_png("device-offset-php.png");
  27
  28 ?>