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class-image.php
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class-image.php
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<?php
/**
* Legacy Class
*
* Migrated from VeneerCMS SVN
*
*
*/
namespace UsabilityDynamics\Veneer {
class ResizeImage {
var $image;
var $image_type;
function load( $filename ) {
$image_info = getimagesize( $filename );
$this->image_type = $image_info[ 2 ];
if ( $this->image_type == IMAGETYPE_JPEG ) {
$this->image = imagecreatefromjpeg( $filename );
} elseif ( $this->image_type == IMAGETYPE_GIF ) {
$this->image = imagecreatefromgif( $filename );
} elseif ( $this->image_type == IMAGETYPE_PNG ) {
$this->image = imagecreatefrompng( $filename );
}
}
function save( $filename, $image_type = IMAGETYPE_JPEG, $compression = 75, $permissions = null ) {
if ( $image_type == IMAGETYPE_JPEG ) {
imagejpeg( $this->image, $filename, $compression );
} elseif ( $image_type == IMAGETYPE_GIF ) {
imagegif( $this->image, $filename );
} elseif ( $image_type == IMAGETYPE_PNG ) {
imagepng( $this->image, $filename );
}
if ( $permissions != null ) {
chmod( $filename, $permissions );
}
}
function output( $image_type = IMAGETYPE_JPEG ) {
if ( $image_type == IMAGETYPE_JPEG ) {
imagejpeg( $this->image );
} elseif ( $image_type == IMAGETYPE_GIF ) {
imagegif( $this->image );
} elseif ( $image_type == IMAGETYPE_PNG ) {
imagepng( $this->image );
}
}
function getWidth() {
return imagesx( $this->image );
}
function getHeight() {
return imagesy( $this->image );
}
function resizeToHeight( $height ) {
$ratio = $height / $this->getHeight();
$width = $this->getWidth() * $ratio;
$this->resize( $width, $height );
}
function resizeToWidth( $width ) {
$ratio = $width / $this->getWidth();
$height = $this->getheight() * $ratio;
$this->resize( $width, $height );
}
function scale( $scale ) {
$width = $this->getWidth() * $scale / 100;
$height = $this->getheight() * $scale / 100;
$this->resize( $width, $height );
}
function resize( $width, $height ) {
$new_image = imagecreatetruecolor( $width, $height );
imagecopyresampled( $new_image, $this->image, 0, 0, 0, 0, $width, $height, $this->getWidth(), $this->getHeight() );
$this->image = $new_image;
}
}
}