Crops Image.
| public crop ( integer $src_x, integer $src_y, integer $src_w, integer $src_h, integer $dst_w = null, integer $dst_h = null, boolean $src_abs = false ) : boolean | WP_Error | ||
| $src_x | integer | The start x position to crop from. |
| $src_y | integer | The start y position to crop from. |
| $src_w | integer | The width to crop. |
| $src_h | integer | The height to crop. |
| $dst_w | integer | Optional. The destination width. |
| $dst_h | integer | Optional. The destination height. |
| $src_abs | boolean | Optional. If the source crop points are absolute. |
| return | boolean | WP_Error | |
/**
* Test cropping an image
*/
public function test_crop() {
$file = DIR_TESTDATA . '/images/gradient-square.jpg';
$imagick_image_editor = new WP_Image_Editor_Imagick( $file );
$imagick_image_editor->load();
$imagick_image_editor->crop( 0, 0, 50, 50 );
$this->assertEquals( array( 'width' => 50, 'height' => 50 ), $imagick_image_editor->get_size() );
}
/**
* Crops Image.
*
* @since 3.5.0
* @access public
*
* @param string|int $src The source file or Attachment ID.
* @param int $src_x The start x position to crop from.
* @param int $src_y The start y position to crop from.
* @param int $src_w The width to crop.
* @param int $src_h The height to crop.
* @param int $dst_w Optional. The destination width.
* @param int $dst_h Optional. The destination height.
* @param boolean $src_abs Optional. If the source crop points are absolute.
* @return boolean|WP_Error
*/
public function crop($src_x, $src_y, $src_w, $src_h, $dst_w = null, $dst_h = null, $src_abs = false)
{
$ar = $src_w / $src_h;
$dst_ar = $dst_w / $dst_h;
if (isset($_GET['pte-fit-crop-color']) && abs($ar - $dst_ar) > 0.01) {
PteLogger::debug(sprintf("IMAGICK - AR: '%f'\tOAR: '%f'", $ar, $dst_ar));
// Crop the image to the correct aspect ratio...
if ($dst_ar > $ar) {
// constrain to the dst_h
$tmp_dst_h = $dst_h;
$tmp_dst_w = $dst_h * $ar;
$tmp_dst_y = 0;
$tmp_dst_x = $dst_w / 2 - $tmp_dst_w / 2;
} else {
$tmp_dst_w = $dst_w;
$tmp_dst_h = $dst_w / $ar;
$tmp_dst_x = 0;
$tmp_dst_y = $dst_h / 2 - $tmp_dst_h / 2;
}
//$color = this::getImagickPixel( $_GET['pte-fit-crop-color'] );
if (preg_match("/^#[a-fA-F0-9]{6}\$/", $_GET['pte-fit-crop-color'])) {
$color = new ImagickPixel($_GET['pte-fit-crop-color']);
}
//else {
// PteLogger::debug( "setting transparent/white" );
// $color = new ImagickPixel( 'white' );
// //$color->setColorValue( Imagick::COLOR_ALPHA, 0 );
//}
try {
// crop the original image
$this->image->cropImage($src_w, $src_h, $src_x, $src_y);
$this->image->scaleImage($tmp_dst_w, $tmp_dst_h);
// Create a new image and then compose the old one onto it.
$img = new Imagick();
$img->newImage($dst_w, $dst_h, isset($color) ? $color : 'white');
$img->setImageFormat($this->image->getImageFormat());
if (!isset($color)) {
$img->setImageOpacity(0.0);
}
$img->compositeImage($this->image, Imagick::COMPOSITE_DEFAULT, $tmp_dst_x, $tmp_dst_y);
$img->flattenImages();
$this->image = $img;
} catch (Exception $e) {
return new WP_Error('image_crop_error', __('Image crop failed.'), $this->file);
}
return $this->update_size();
}
return parent::crop($src_x, $src_y, $src_w, $src_h, $dst_w, $dst_h, $src_abs);
}
/**
* Crops Image.
*
* @since 3.5.0
* @access public
*
* @param string|int $src The source file or Attachment ID.
* @param int $src_x The start x position to crop from.
* @param int $src_y The start y position to crop from.
* @param int $src_w The width to crop.
* @param int $src_h The height to crop.
* @param int $dst_w Optional. The destination width.
* @param int $dst_h Optional. The destination height.
* @param boolean $src_abs Optional. If the source crop points are absolute.
* @return boolean|WP_Error
*/
public function crop($src_x, $src_y, $src_w, $src_h, $dst_w = null, $dst_h = null, $src_abs = false)
{
if (pte_is_crop_border_enabled($src_w, $src_h, $dst_w, $dst_h)) {
// Crop the image to the correct aspect ratio...
$ar = $src_w / $src_h;
$dst_ar = $dst_w / $dst_h;
if ($dst_ar > $ar) {
// constrain to the dst_h
$tmp_dst_h = $dst_h;
$tmp_dst_w = $dst_h * $ar;
$tmp_dst_y = 0;
$tmp_dst_x = $dst_w / 2 - $tmp_dst_w / 2;
} else {
$tmp_dst_w = $dst_w;
$tmp_dst_h = $dst_w / $ar;
$tmp_dst_x = 0;
$tmp_dst_y = $dst_h / 2 - $tmp_dst_h / 2;
}
if (pte_is_crop_border_opaque()) {
$color = new ImagickPixel($_GET['pte-fit-crop-color']);
}
try {
// crop the original image
$this->image->cropImage($src_w, $src_h, $src_x, $src_y);
$this->image->scaleImage($tmp_dst_w, $tmp_dst_h);
// Create a new image and then compose the old one onto it.
$img = new Imagick();
$img->newImage($dst_w, $dst_h, isset($color) ? $color : 'white');
$img->setImageFormat($this->image->getImageFormat());
if (!isset($color)) {
$img->setImageOpacity(0.0);
}
$img->compositeImage($this->image, Imagick::COMPOSITE_DEFAULT, $tmp_dst_x, $tmp_dst_y);
$img->flattenImages();
$this->image = $img;
} catch (Exception $e) {
return new WP_Error('image_crop_error', __('Image crop failed.'), $this->file);
}
return $this->update_size();
}
return parent::crop($src_x, $src_y, $src_w, $src_h, $dst_w, $dst_h, $src_abs);
}
