function apply(lmbAbstractImageContainer $container)
{
$width = $container->getWidth();
$height = $container->getHeight();
$wm_cont = new lmbGdImageContainer();
$wm_cont->load($this->getWaterMark());
$wm_width = $this->getXCenter() ? $wm_cont->getWidth() : false;
$wm_height = $this->getYCenter() ? $wm_cont->getHeight() : false;
list($x, $y) = $this->calcPosition($this->getX(), $this->getY(), $width, $height, $wm_width, $wm_height);
imagecopymerge($container->getResource(), $wm_cont->getResource(), $x, $y, 0, 0, $wm_cont->getWidth(), $wm_cont->getHeight(), 100 - $this->getOpacity());
}
function isSupportConversion($file, $src_type = '', $dest_type = '')
{
if (!$src_type) {
$imginfo = @getimagesize($file);
if (!$imginfo) {
throw new lmbFileNotFoundException($file);
}
$src_type = lmbGdImageContainer::convertImageType($imginfo[2]);
}
if (!$dest_type) {
$dest_type = $src_type;
}
return lmbGdImageContainer::supportLoadType($src_type) && lmbGdImageContainer::supportSaveType($dest_type);
}