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/*******************************************************************************
* Copyright (c) 2000, 2011 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.events;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.graphics.GC;
/**
* Instances of this class are sent as a result of
* visible areas of controls requiring re-painting.
*
* @see PaintListener
* @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
*/
public final class PaintEvent extends TypedEvent {
/**
* the graphics context to use when painting
* that is configured to use the colors, font and
* damaged region of the control. It is valid
* only during the paint and must not be disposed
*/
public GC gc;
/**
* the x offset of the bounding rectangle of the
* region that requires painting
*/
public int x;
/**
* the y offset of the bounding rectangle of the
* region that requires painting
*/
public int y;
/**
* the width of the bounding rectangle of the
* region that requires painting
*/
public int width;
/**
* the height of the bounding rectangle of the
* region that requires painting
*/
public int height;
/**
* the number of following paint events which
* are pending which may always be zero on
* some platforms
*/
public int count;
static final long serialVersionUID = 3256446919205992497L;
/**
* Constructs a new instance of this class based on the
* information in the given untyped event.
*
* @param e the untyped event containing the information
*/
public PaintEvent(Event e) {
super(e);
this.gc = e.gc;
this.x = e.x;
this.y = e.y;
this.width = e.width;
this.height = e.height;
this.count = e.count;
}
/**
* Returns a string containing a concise, human-readable
* description of the receiver.
*
* @return a string representation of the event
*/
@Override
public String toString() {
String string = super.toString ();
return string.substring (0, string.length() - 1) // remove trailing '}'
+ " gc=" + gc
+ " x=" + x
+ " y=" + y
+ " width=" + width
+ " height=" + height
+ " count=" + count
+ "}";
}
}
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