testcases/phpCairo/bilevel-image.php

   1 <?
   2 $width = 12;
   3 $height = 4;
   4 $sur = new CairoImageSurface(FORMAT_ARGB32, $width, $height);
   5 $con = new CairoContext($sur);
   6 $s = new CairoImageSurface(FORMAT_ARGB32,$width,$height);
   7 $str="";
   8 $stride = $s->getStride();
   9 for($i=0; $i<12; $i++) {
  10         $str=$str . chr(0x00); //blue
  11         $str=$str . chr(0x00);//green
  12     $str=$str . chr(0xff);//red
  13     $str=$str . chr(0xff);//alpha
  14     $str=$str . chr(0x00);
  15     $str=$str . chr(0xff);
  16     $str=$str . chr(0x00);
  17     $str=$str . chr(0xff);
  18     $str=$str . chr(0xff);
  19     $str=$str . chr(0x00);
  20     $str=$str . chr(0x00);
  21     $str=$str . chr(0xff);
  22     $str=$str . chr(0xff);
  23     $str=$str . chr(0xff);
  24     $str=$str . chr(0xff);
  25     $str=$str . chr(0xff);
  26 }
  27
  28 $s->createFromData($str, FORMAT_ARGB32, $width, $height);
  29 $wid = $s->getHeight();
  30 $con->setSourceRgb(1,1,1);
  31 $con->paint();
  32
  33 $con->setSourceSurface($s,0,0);
  34 //$con->mask_surface($s,0,0);
  35 $con->paint();
  36 $sur->writeToPng("bilevel-image-php.png");
  37 ?>