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<?php |
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namespace PhpOffice\PhpSpreadsheet\Worksheet; |
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class MemoryDrawing extends BaseDrawing |
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{ |
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// Rendering functions |
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const RENDERING_DEFAULT = 'imagepng'; |
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const RENDERING_PNG = 'imagepng'; |
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const RENDERING_GIF = 'imagegif'; |
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const RENDERING_JPEG = 'imagejpeg'; |
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// MIME types |
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const MIMETYPE_DEFAULT = 'image/png'; |
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const MIMETYPE_PNG = 'image/png'; |
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const MIMETYPE_GIF = 'image/gif'; |
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const MIMETYPE_JPEG = 'image/jpeg'; |
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/** |
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* Image resource. |
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* |
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* @var resource |
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*/ |
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private $imageResource; |
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/** |
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* Rendering function. |
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* |
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* @var string |
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*/ |
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private $renderingFunction; |
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/** |
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* Mime type. |
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* |
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* @var string |
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*/ |
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private $mimeType; |
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/** |
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* Unique name. |
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* |
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* @var string |
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*/ |
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private $uniqueName; |
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/** |
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* Create a new MemoryDrawing. |
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*/ |
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public function __construct() |
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{ |
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// Initialise values |
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$this->imageResource = null; |
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$this->renderingFunction = self::RENDERING_DEFAULT; |
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$this->mimeType = self::MIMETYPE_DEFAULT; |
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$this->uniqueName = md5(rand(0, 9999) . time() . rand(0, 9999)); |
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// Initialize parent |
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parent::__construct(); |
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} |
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/** |
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* Get image resource. |
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* |
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* @return resource |
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*/ |
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public function getImageResource() |
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{ |
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return $this->imageResource; |
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} |
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/** |
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* Set image resource. |
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* |
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* @param resource $value |
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* |
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* @return MemoryDrawing |
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*/ |
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public function setImageResource($value) |
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{ |
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$this->imageResource = $value; |
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if ($this->imageResource !== null) { |
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// Get width/height |
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$this->width = imagesx($this->imageResource); |
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$this->height = imagesy($this->imageResource); |
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} |
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return $this; |
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} |
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/** |
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* Get rendering function. |
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* |
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* @return string |
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*/ |
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public function getRenderingFunction() |
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{ |
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return $this->renderingFunction; |
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} |
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/** |
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* Set rendering function. |
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* |
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* @param string $value see self::RENDERING_* |
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* |
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* @return MemoryDrawing |
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*/ |
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public function setRenderingFunction($value) |
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{ |
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$this->renderingFunction = $value; |
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return $this; |
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} |
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/** |
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* Get mime type. |
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* |
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* @return string |
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*/ |
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public function getMimeType() |
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{ |
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return $this->mimeType; |
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} |
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/** |
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* Set mime type. |
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* |
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* @param string $value see self::MIMETYPE_* |
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* |
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* @return MemoryDrawing |
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*/ |
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public function setMimeType($value) |
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{ |
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$this->mimeType = $value; |
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return $this; |
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} |
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/** |
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* Get indexed filename (using image index). |
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* |
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* @return string |
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*/ |
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public function getIndexedFilename() |
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{ |
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$extension = strtolower($this->getMimeType()); |
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$extension = explode('/', $extension); |
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$extension = $extension[1]; |
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return $this->uniqueName . $this->getImageIndex() . '.' . $extension; |
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} |
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/** |
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* Get hash code. |
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* |
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* @return string Hash code |
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*/ |
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public function getHashCode() |
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{ |
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return md5( |
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$this->renderingFunction . |
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$this->mimeType . |
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$this->uniqueName . |
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parent::getHashCode() . |
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__CLASS__ |
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); |
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} |
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} |
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