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/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
/**
 * @author Igor V. Stolyarov
 */
package com.google.code.appengine.awt.image;

import com.google.code.appengine.awt.Point;
import com.google.code.appengine.awt.image.Raster;
import com.google.code.appengine.awt.image.RenderedImage;
import com.google.code.appengine.awt.image.TileObserver;
import com.google.code.appengine.awt.image.WritableRaster;

public interface WritableRenderedImage extends RenderedImage {

    public WritableRaster getWritableTile(int tileX, int tileY);

    public void removeTileObserver(TileObserver to);

    public void addTileObserver(TileObserver to);

    public void setData(Raster r);

    public Point[] getWritableTileIndices();

    public boolean isTileWritable(int tileX, int tileY);

    public void releaseWritableTile(int tileX, int tileY);

    public boolean hasTileWriters();

}