3 namespace Org\Mxchange\CoreFramework\Image;
5 // Import framework stuff
6 use Org\Mxchange\CoreFramework\Bootstrap\FrameworkBootstrap;
7 use Org\Mxchange\CoreFramework\Template\CompileableTemplate;
13 * A PNG image generator
15 * @author Roland Haeder <webmaster@shipsimu.org>
17 <<<<<<< HEAD:framework/main/classes/images/extended/class_PngImage.php
18 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2017 Core Developer Team
20 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2016 Core Developer Team
21 >>>>>>> Some updates::inc/main/classes/images/extended/class_PngImage.php
22 * @license GNU GPL 3.0 or any newer version
23 * @link http://www.shipsimu.org
25 * This program is free software: you can redistribute it and/or modify
26 * it under the terms of the GNU General Public License as published by
27 * the Free Software Foundation, either version 3 of the License, or
28 * (at your option) any later version.
30 * This program is distributed in the hope that it will be useful,
31 * but WITHOUT ANY WARRANTY; without even the implied warranty of
32 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
33 * GNU General Public License for more details.
35 * You should have received a copy of the GNU General Public License
36 * along with this program. If not, see <http://www.gnu.org/licenses/>.
38 class PngImage extends BaseImage {
40 * Protected constructor
44 protected function __construct () {
45 // Call parent constructor
46 parent::__construct(__CLASS__);
50 * Creates an instance of this image class
52 * @param $templateInstance A template instance
53 * @return $imageInstance An instance of this image class
55 public static final function createPngImage(CompileableTemplate $templateInstance) {
57 $imageInstance = new PngImage();
59 // Set template instance
60 $imageInstance->setTemplateInstance($templateInstance);
63 $imageInstance->setImageType('png');
65 // Return the instance
66 return $imageInstance;
70 * Finish this image by producing it
73 * @todo Rewrite this to SplFileInfo/Object
75 public function finishImage () {
76 $this->partialStub('Unfinished method.');
80 parent::finishImage();
82 // Get a file name for our image
83 $cacheFile = $this->getTemplateInstance()->getImageCacheFile();
86 if (FrameworkBootstrap::isReadableFile($cacheFile)) {
88 unlink($cacheFile->getPathname());
91 // Finish the image and send it to a cache file
92 imagepng($this->getImageResource(), $cacheFile->getPathname(), 9, PNG_ALL_FILTERS);