Gecko [ ifk.uw.edu.pl ]

Name	Size	Permission
assets	[ DIR ]	drwxr-xr-x
KAdminPage.php	346 B	-rw-r--r--
KApplication.php	313 B	-rw-r--r--
KAuthor.php	1.3 KB	-rw-r--r--
KBooleanColumn.php	1.57 KB	-rw-r--r--
KClass.php	1.85 KB	-rw-r--r--
KClassGiver.php	1.04 KB	-rw-r--r--
KClassMaterialFile.php	2.81 KB	-rw-r--r--
KContentItem.php	3.3 KB	-rw-r--r--
KDuty.php	2.82 KB	-rw-r--r--
KImage.php	6.6 KB	-rw-r--r--
KImageManager.php	1.75 KB	-rw-r--r--
KNewsItem.php	4.2 KB	-rw-r--r--
KPage.php	1.59 KB	-rw-r--r--
KPaper.php	13.88 KB	-rw-r--r--
KScheduleEntry.php	3.66 KB	-rw-r--r--
KUser.php	1.55 KB	-rw-r--r--
KUserRecord.php	10.81 KB	-rw-r--r--
PEmailer.php	445 B	-rw-r--r--
PErrorHandler.php	4.3 KB	-rw-r--r--

Code Editor : KImageManager.php

<?php

class KImageManager extends TComponent {

public static function openImage($filename) 
	{
		$imageinfo = getimagesize($filename);
		
		switch($imageinfo[2]) {
			case IMAGETYPE_GIF: $image = imagecreatefromgif($filename); break;
			case IMAGETYPE_JPEG: $image = imagecreatefromjpeg($filename); break;
			case IMAGETYPE_PNG: $image = imagecreatefrompng($filename); break;
			default: return false;
		}
		return $image;
	}

public static function refineImage($image, $image_type) 
	{
		if (!$image_type->isValidImageType)
			throw new TInvalidDataValueException("KImageManager->RefineImage: invalid 'image_type'");
			
		$width = imagesx($image);
		$height = imagesy($image);
			
		
		if (intval($image_type->Width) == -1 || intval($image_type->Height) == -1) {
			$new_width = $width;
			$new_height = $height;
		} else {
			$max_width = $image_type->Width; 
			$max_height = $image_type->Height; 
			$ratioh = $max_height/$height; 
			$ratiow = $max_width/$width; 
			$ratio = min($ratioh, $ratiow); 
			$new_width = intval($ratio*$width); 
			$new_height = intval($ratio*$height); 
		}
		
		$dest_image = imagecreatetruecolor($new_width, $new_height);
		imagecopyresampled($dest_image, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);

/*$sharpenMatrix = array( array( -1, -1, -1 ), array( -1, 16, -1 ), array( -1, -1, -1 ) );
		$divisor = 8;
		$offset = 0;
		imageconvolution($dest_image, $sharpenMatrix, $divisor, $offset);*/
		
		return $dest_image;
	}
	
	public static function cropImage($image, $x1, $y1, $x2, $y2) 
	{
		$cropped = imagecreatetruecolor($x2-$x1, $y2-$y1);
		imagecopy($cropped, $image, 0, 0, $x1, $y1, $x2-$x1, $y2-$y1);
		return $cropped;
	}
	
	public static function saveImage($image, $filename) 
	{
		imagejpeg($image, $filename, 100);
	}
	
}
?>

${this.title}

Code Editor : KImageManager.php