function imageapi_imagemagick_image_definecanvas in ImageCache Actions 6.2

Same name and namespace in other branches

1. 6 canvasactions.inc \imageapi_imagemagick_image_definecanvas()

Draw a color (or transparency) behind an image $targetsize is an array expected to contain a width,height and a left,top offset.

Patched with code at issue http://drupal.org/node/844386

File

canvasactions/canvasactions.inc, line 395

Code

function imageapi_imagemagick_image_definecanvas(&$image, $action = array()) {
  $targetsize = $action['targetsize'];
  $backgroundcolor = $action['RGB']['HEX'] != '' ? '#' . $action['RGB']['HEX'] : 'None';
  $geometry = "";
  if ($targetsize['left'] || $targetsize['top']) {
    $offset = ($targetsize['left'] < 0 ? "-" : "+") . (int) $targetsize['left'] . ($targetsize['top'] < 0 ? "-" : "+") . (int) $targetsize['top'];
    $geometry = "-geometry {$offset}";
  }
  $swap = $action['under'] ? '+swap' : '';
  $compose = "  \\( -size {$targetsize['width']}x{$targetsize['height']} xc:{$backgroundcolor} \\) {$geometry} {$swap} -composite  ";
  $image->ops[] = $compose;
  return TRUE;
}