/**
* Write the resource back to it's owner
* @param ImageResource $resource
* @param Segment $segment
* @throws ImageResourceException when segment's dimensions do not match resource dimensions
*/
public function writeSegment(ImageResource $resource, Segment $segment)
{
if ($resource->getWidth() !== $segment->getWidth() || $resource->getHeight() !== $segment->getHeight()) {
throw new ImageResourceException("Dimensions of resource and segment differ");
}
imagecopy($this->resource->getResource(), $resource->getResource(), $segment->getCoordinate()->getX(), $segment->getCoordinate()->getY(), 0, 0, $segment->getWidth(), $segment->getHeight());
}
/**
* Applies the filter to the resource
*
* @param ImageResource $aResource
*/
public function applyFilter(ImageResource $aResource)
{
$width = $aResource->getWidth();
$height = $aResource->getHeight();
$lineRes = imagecreatetruecolor($width, 1);
$bgc = imagecolorallocatealpha($lineRes, $this->backgroundColor->getRed(), $this->backgroundColor->getGreen(), $this->backgroundColor->getBlue(), $this->backgroundColor->getAlpha());
// Background color
imagefilledrectangle($lineRes, 0, 0, $width, 1, $bgc);
$rotated = $aResource->cloneResource();
$rotateFilter = new ImageFilterRotate(180, $this->backgroundColor);
$rotateFilter->applyFilter($rotated);
$bg = imagecreatetruecolor($width, $this->height);
imagecopyresampled($bg, $rotated->getResource(), 0, 0, 0, 0, $width, $height, $width, $height);
$im = $bg;
$bg = imagecreatetruecolor($width, $this->height);
for ($x = 0; $x < $width; $x++) {
imagecopy($bg, $im, $x, 0, $width - $x, 0, 1, $this->height);
}
$im = $bg;
$in = 100 / $this->height;
for ($i = 0; $i <= $this->height; $i++) {
imagecopymerge($im, $lineRes, 0, $i, 0, 0, $width, 1, $this->startOpacity);
if ($this->startOpacity < 100) {
$this->startOpacity += $in;
}
}
imagecopymerge($im, $lineRes, 0, 0, 0, 0, $width, $this->divLineHeight, 100);
// Divider
if ($this->includeOriginal) {
// we need to include the original
$mergeWidth = imagesx($im) + $aResource->getWidth();
$mergeHeight = imagesy($im) + $aResource->getHeight();
$imMerge = imagecreatetruecolor($width, $mergeHeight);
imagecopy($imMerge, $aResource->getResource(), 0, 0, 0, 0, $width, $height);
imagecopy($imMerge, $im, 0, $aResource->getHeight(), 0, 0, $width, $height);
$aResource->setResource($imMerge);
} else {
$aResource->setResource($im);
}
}
/**
* Tests ImageResource->getY()
*/
public function testGetHeight()
{
$this->assertEquals($this->res->getHeight(), 600, 'Checking height');
}
private function calculatePercentage(ImageResource $resource)
{
assert($this->isPercentage === true);
$this->height = $resource->getHeight() / 100 * $this->height;
$this->width = $resource->getWidth() / 100 * $this->width;
}