/**
* {@inheritdoc}
*/
public function compositeImage($image, $coordX, $coordY, $width = 0, $height = 0, $transparency = 0)
{
if (!is_object($image)) {
$image = new Imanee($image, new GDResource());
}
if (!$image instanceof \Imanee\Imanee) {
throw new \Exception('Object not supported. It must be an instance of Imanee');
}
if ($width and $height) {
$dimensions = PixelMath::getBestFit($width, $height, $image->getWidth(), $image->getHeight());
$width = $dimensions['width'];
$height = $dimensions['height'];
} else {
$width = $image->getWidth();
$height = $image->getHeight();
}
/* TODO: implement pixel per pixel transparency */
return imagecopyresampled($this->getResource(), $image->getResource()->getResource(), $coordX, $coordY, 0, 0, $width, $height, $image->getWidth(), $image->getHeight());
}
/**
* Places an image on top of the current resource. If the width and height are supplied,
* will perform a resize before placing the image.
*
* @param mixed $image Path to an image on filesystem or an Imanee Object
* @param int $place_constant One of the Imanee::IM_POS constants, defaults to IM_POS_TOP_LEFT (top left corner)
* @param int $width (optional) specifies a width for the placement
* @param int $height (optional) specifies a height for the placement
* @param int $transparency (optional) specifies the transparency of the placed image.
* 0 for fully opaque (default), 100 for fully transparent
*
* @return $this
*
* @throws UnsupportedMethodException
* @throws UnsupportedFormatException
*/
public function placeImage($image, $place_constant = Imanee::IM_POS_TOP_LEFT, $width = null, $height = null, $transparency = 0)
{
if (!$this->resource instanceof ImageComposableInterface) {
throw new UnsupportedMethodException("This method is not supported by the ImageResource in use.");
}
if (!is_object($image)) {
$img = clone $this;
$img->load($image);
$image = $img;
}
if (!$image instanceof \Imanee\Imanee) {
throw new UnsupportedFormatException('Object not supported. It must be an instance of Imanee');
}
if ($width and $height) {
$image->resize($width, $height);
}
list($coordX, $coordY) = PixelMath::getPlacementCoordinates($image->getSize(), ['width' => $this->getWidth(), 'height' => $this->getHeight()], $place_constant);
$this->resource->compositeImage($image, $coordX, $coordY, 0, 0, $transparency);
return $this;
}
/**
* @dataProvider coordinatesProvider
*/
public function testShouldReturnCorrectCoordinatesForEachPosition(array $resourceSize, array $size, $position, $expectedCoordinates)
{
$this->assertEquals($expectedCoordinates, $this->pixelMath->getPlacementCoordinates($resourceSize, $size, $position));
}
