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/*******************************************************************************
* Copyright (c) 2000, 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.examples.paint;
import org.eclipse.swt.events.*;
/**
* Manages an interactive paint session.
* Note that the coordinates received via the listener interfaces are virtualized to zero-origin
* relative to the painting surface.
*/
public interface PaintSession extends MouseListener, MouseMoveListener {
/**
* Returns the paint surface associated with this paint session
*
* @return the associated PaintSurface
*/
public PaintSurface getPaintSurface();
/**
* Activates the session.
*
* Note: When overriding this method, call super.beginSession() at method start.
*/
public abstract void beginSession();
/**
* Deactivates the session.
*
* Note: When overriding this method, call super.endSession() at method exit.
*/
public abstract void endSession();
/**
* Resets the session.
* Aborts any operation in progress.
*
* Note: When overriding this method, call super.resetSession() at method exit.
*/
public abstract void resetSession();
/**
* Returns the name associated with this tool.
*
* @return the localized name of this tool
*/
public String getDisplayName();
}
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