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<?php |
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/** This file is part of KCFinder project |
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* |
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* @desc GraphicsMagick image driver class |
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* @package KCFinder |
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* @version 3.12 |
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* @author Pavel Tzonkov <[email protected]> |
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* @copyright 2010-2014 KCFinder Project |
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* @license http://opensource.org/licenses/GPL-3.0 GPLv3 |
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* @license http://opensource.org/licenses/LGPL-3.0 LGPLv3 |
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* @link http://kcfinder.sunhater.com |
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*/ |
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namespace kcfinder; |
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class image_gmagick extends image |
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{ |
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static public $MIMES = [//'tif' => "image/tiff" |
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]; |
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// ABSTRACT PUBLIC METHODS |
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public function resize($width, $height) |
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{// |
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if (!$width) { |
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$width = 1; |
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} |
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if (!$height) { |
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$height = 1; |
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} |
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try { |
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$this->image->scaleImage($width, $height); |
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} catch (\Exception $e) { |
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return false; |
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} |
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$this->width = $width; |
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$this->height = $height; |
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return true; |
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} |
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public function resizeFit($width, $height, $background = false) |
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{// |
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if (!$width) { |
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$width = 1; |
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} |
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if (!$height) { |
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$height = 1; |
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} |
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try { |
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$this->image->scaleImage($width, $height, true); |
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$w = $this->image->getImageWidth(); |
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$h = $this->image->getImageHeight(); |
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} catch (\Exception $e) { |
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return false; |
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} |
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if (false === $background) { |
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$this->width = $w; |
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$this->height = $h; |
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return true; |
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} else { |
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try { |
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$this->image->setImageBackgroundColor($background); |
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$x = round(($width - $w) / 2); |
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$y = round(($height - $h) / 2); |
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$img = new \Gmagick(); |
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$img->newImage($width, $height, $background); |
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$img->compositeImage($this->image, 1, $x, $y); |
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} catch (\Exception $e) { |
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return false; |
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} |
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$this->image = $img; |
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$this->width = $width; |
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$this->height = $height; |
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return true; |
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} |
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} |
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public function resizeCrop($width, $height, $offset = false) |
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{ |
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if (!$width) { |
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$width = 1; |
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} |
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if (!$height) { |
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$height = 1; |
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} |
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if (($this->width / $this->height) > ($width / $height)) { |
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$h = $height; |
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$w = ($this->width * $h) / $this->height; |
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$y = 0; |
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if (false !== $offset) { |
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if ($offset > 0) { |
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$offset = -$offset; |
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} |
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if (($w + $offset) <= $width) { |
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$offset = $width - $w; |
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} |
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$x = $offset; |
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} else { |
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$x = ($width - $w) / 2; |
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} |
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} else { |
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$w = $width; |
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$h = ($this->height * $w) / $this->width; |
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$x = 0; |
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if (false !== $offset) { |
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if ($offset > 0) { |
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$offset = -$offset; |
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} |
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if (($h + $offset) <= $height) { |
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$offset = $height - $h; |
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} |
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$y = $offset; |
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} else { |
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$y = ($height - $h) / 2; |
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} |
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} |
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$x = round($x); |
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$y = round($y); |
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$w = round($w); |
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$h = round($h); |
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if (!$w) { |
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$w = 1; |
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} |
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if (!$h) { |
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$h = 1; |
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} |
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try { |
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$this->image->scaleImage($w, $h); |
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$this->image->cropImage($width, $height, -$x, -$y); |
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} catch (\Exception $e) { |
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return false; |
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} |
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$this->width = $width; |
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$this->height = $height; |
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return true; |
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} |
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public function rotate($angle, $background = '#000000') |
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{ |
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try { |
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$this->image->rotateImage($background, $angle); |
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$w = $this->image->getImageWidth(); |
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$h = $this->image->getImageHeight(); |
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} catch (\Exception $e) { |
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return false; |
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} |
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$this->width = $w; |
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$this->height = $h; |
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return true; |
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} |
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public function flipHorizontal() |
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{ |
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try { |
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$this->image->flopImage(); |
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} catch (\Exception $e) { |
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return false; |
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} |
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return true; |
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} |
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public function flipVertical() |
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{ |
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try { |
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$this->image->flipImage(); |
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} catch (\Exception $e) { |
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return false; |
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} |
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return true; |
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} |
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public function watermark($file, $left = false, $top = false) |
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{ |
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try { |
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$wm = new \Gmagick($file); |
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$w = $wm->getImageWidth(); |
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$h = $wm->getImageHeight(); |
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} catch (\Exception $e) { |
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return false; |
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} |
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$x = (true === $left) ? 0 : ((null === $left) ? round(($this->width - $w) / 2) : (((false === $left) || !preg_match('/^\d+$/', $left)) ? ($this->width - $w) : $left)); |
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$y = (true === $top) ? 0 : ((null === $top) ? round(($this->height - $h) / 2) : (((false === $top) || !preg_match('/^\d+$/', $top)) ? ($this->height - $h) : $top)); |
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if ((($x + $w) > $this->width) |
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|| (($y + $h) > $this->height) |
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|| ($x < 0) |
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|| ($y < 0)) { |
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return false; |
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} |
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try { |
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$this->image->compositeImage($wm, 1, $x, $y); |
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} catch (\Exception $e) { |
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return false; |
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} |
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return true; |
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} |
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// ABSTRACT PROTECTED METHODS |
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210
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protected function getBlankImage($width, $height) |
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{ |
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try { |
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$img = new \Gmagick(); |
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$img->newImage($width, $height, 'none'); |
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} catch (\Exception $e) { |
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return false; |
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} |
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return $img; |
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} |
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221
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protected function getImage($image, &$width, &$height) |
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{ |
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if (is_object($image) && ($image instanceof image_gmagick)) { |
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$width = $image->width; |
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$height = $image->height; |
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return $image->image; |
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} elseif (is_object($image) && ($image instanceof \Gmagick)) { |
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try { |
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$w = $image->getImageWidth(); |
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$h = $image->getImageHeight(); |
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} catch (\Exception $e) { |
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return false; |
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} |
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$width = $w; |
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235
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$height = $h; |
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return $image; |
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237
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} elseif (is_string($image)) { |
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try { |
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$image = new \Gmagick($image); |
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240
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$w = $image->getImageWidth(); |
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241
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$h = $image->getImageHeight(); |
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242
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} catch (\Exception $e) { |
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return false; |
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244
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} |
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245
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$width = $w; |
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246
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$height = $h; |
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247
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return $image; |
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248
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} else { |
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249
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return false; |
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250
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} |
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251
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} |
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252
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253
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// PSEUDO-ABSTRACT STATIC METHODS |
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254
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255
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public static function available() |
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256
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{ |
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257
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return class_exists('Gmagick'); |
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258
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} |
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259
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260
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public static function checkImage($file) |
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261
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{ |
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262
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try { |
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263
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$img = new \Gmagick($file); |
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264
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} catch (\Exception $e) { |
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265
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return false; |
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266
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} |
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267
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return true; |
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268
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} |
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269
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270
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// INHERIT METHODS |
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271
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272
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public function output($type = 'jpeg', array $options = []) |
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273
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{ |
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274
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$type = strtolower($type); |
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275
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try { |
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276
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$this->image->setImageFormat($type); |
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277
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} catch (\Exception $e) { |
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278
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return false; |
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279
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} |
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280
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$method = "optimize_$type"; |
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281
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if (method_exists($this, $method) && !$this->$method($options)) { |
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282
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return false; |
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283
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} |
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284
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285
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if (!isset($options['file'])) { |
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286
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if (!headers_sent()) { |
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287
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$mime = isset(self::$MIMES[$type]) ? self::$MIMES[$type] : "image/$type"; |
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288
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header("Content-Type: $mime"); |
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289
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} |
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290
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echo $this->image; |
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291
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} else { |
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292
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$file = $options['file'] . ".$type"; |
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293
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try { |
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294
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$this->image->writeImage($file); |
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295
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} catch (\Exception $e) { |
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296
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@unlink($file); |
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297
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return false; |
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298
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} |
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299
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|
300
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if (!@rename($file, $options['file'])) { |
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301
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@unlink($file); |
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302
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return false; |
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303
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} |
|
304
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} |
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305
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|
306
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return true; |
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307
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} |
|
308
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309
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// OWN METHODS |
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310
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|
311
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|
protected function optimize_jpeg(array $options = []) |
|
312
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|
|
{ |
|
313
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|
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$quality = isset($options['quality']) ? $options['quality'] : self::DEFAULT_JPEG_QUALITY; |
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314
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try { |
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315
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$this->image->setCompressionQuality($quality); |
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316
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} catch (\Exception $e) { |
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317
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return false; |
|
318
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} |
|
319
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return true; |
|
320
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} |
|
321
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322
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} |
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323
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mambax7 /
xoopseditors
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