WP_Image_Editor_GD::flip

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Summery Summery

Flips current image.

Syntax Syntax

WP_Image_Editor_GD::flip( bool $horz, bool $vert )

Parameters Parameters

$horz

(Required) Flip along Horizontal Axis.

$vert

(Required) Flip along Vertical Axis.

Return Return

(true|WP_Error)

Source Source

File: wp-includes/class-wp-image-editor-gd.php

	public function flip( $horz, $vert ) {
		$w   = $this->size['width'];
		$h   = $this->size['height'];
		$dst = wp_imagecreatetruecolor( $w, $h );

		if ( is_resource( $dst ) ) {
			$sx = $vert ? ( $w - 1 ) : 0;
			$sy = $horz ? ( $h - 1 ) : 0;
			$sw = $vert ? -$w : $w;
			$sh = $horz ? -$h : $h;

			if ( imagecopyresampled( $dst, $this->image, 0, 0, $sx, $sy, $w, $h, $sw, $sh ) ) {
				imagedestroy( $this->image );
				$this->image = $dst;
				return true;
			}
		}
		return new WP_Error( 'image_flip_error', __( 'Image flip failed.' ), $this->file );
	}

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Changelog Changelog

Changelog
Version Description
3.5.0 Introduced.

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