class.ilImageMagickRenderer.php

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<?php
/* Copyright (c) 1998-2012 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Preview/classes/class.ilFilePreviewRenderer.php");

class ilImageMagickRenderer extends ilFilePreviewRenderer
{
        // constants
        const SUPPORTED_FORMATS = "jpg,jpeg,jp2,png,gif,bmp,tif,tiff,cur,ico,pict,tga,psd";
        
        // variables
        private static $supported_formats = null;
        
        public function getSupportedFileFormats()
        {
                // build formats only once
                if (self::$supported_formats == null)
                        self::$supported_formats = self::evaluateSupportedFileFormats();
                
                return self::$supported_formats;
        }
        
        public static function evaluateSupportedFileFormats()
        {
                $formats = explode(",", self::SUPPORTED_FORMATS);
                return $formats;
        }
        
        protected function renderImages($obj)
        {
                $filepath = $obj->getFile();
                $tmpPath = $this->prepareFileForExec($filepath);
                $isTemporary = $tmpPath != $filepath;
                return array(new ilRenderedImage($tmpPath . "[0]", $isTemporary));
        }
}
?>