package ie.dcu.swt.event;

import ie.dcu.swt.ObservableImage;

import java.util.EventObject;

import org.eclipse.swt.graphics.Rectangle;

/**
 * An image event.
 * 
 * @see ObservableImage
 * @see ImageListener
 * @author Kevin McGuinness
 *
 */
public class ImageEvent extends EventObject {
	private static final long serialVersionUID = 1L;

	/**
	 * The image the fired the event.
	 */
	public final ObservableImage image;
	
	/**
	 * The rectangle that was modified.
	 */
	public final Rectangle modified;

	/**
	 * Flag to indicate that the image dimensions changed.
	 */
	private final boolean dimensionsChanged;

	public ImageEvent(
			ObservableImage image, 
			Rectangle modified,
			boolean dimensionsChanged
	) {
		
		super(image);
		this.image = image;
		this.dimensionsChanged = dimensionsChanged;
		
		if (modified == null) {
			modified = image.getBounds();
		} 

		this.modified = modified;
	}
	
	public boolean dimensionsChanged() {
		return dimensionsChanged;
	}

}