owncloud / core

	 * @return bool

	 */

	public function resize($maxSize) {

		if (!$this->valid()) {

			$this->logger->error(__METHOD__ . '(): No image loaded', array('app' => 'core'));

			return false;

		}

		$widthOrig = imageSX($this->resource);

		$heightOrig = imageSY($this->resource);

		$ratioOrig = $widthOrig / $heightOrig;

	 * @return bool

	 */

	public function preciseResize($width, $height) {

		if (!$this->valid()) {

			$this->logger->error(__METHOD__ . '(): No image loaded', array('app' => 'core'));

			return false;

		}

		$widthOrig = imageSX($this->resource);

		$heightOrig = imageSY($this->resource);

		$process = imagecreatetruecolor($width, $height);

	 * @return bool for success or failure

	 */

	public function crop($x, $y, $w, $h) {

		if (!$this->valid()) {

			$this->logger->error(__METHOD__ . '(): No image loaded', array('app' => 'core'));

			return false;

		}

		$process = imagecreatetruecolor($w, $h);

		if ($process == false) {

			$this->logger->error(__METHOD__ . '(): Error creating true color image', array('app' => 'core'));

	 * @return bool

	 */

	public function fitIn($maxWidth, $maxHeight) {

		if (!$this->valid()) {

			$this->logger->error(__METHOD__ . '(): No image loaded', array('app' => 'core'));

			return false;

		}

		$widthOrig = imageSX($this->resource);

		$heightOrig = imageSY($this->resource);

		$ratio = $widthOrig / $heightOrig;

	 * @return bool

	 */

	public function scaleDownToFit($maxWidth, $maxHeight) {

		if (!$this->valid()) {

			$this->logger->error(__METHOD__ . '(): No image loaded', array('app' => 'core'));

			return false;

		}

		$widthOrig = imageSX($this->resource);

		$heightOrig = imageSY($this->resource);