/*
* 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 Alexey A. Petrenko
*/
package com.google.code.appengine.awt;
import org.apache.harmony.awt.internal.nls.Messages;
import com.google.code.appengine.awt.AWTException;
import com.google.code.appengine.awt.BufferCapabilities;
import com.google.code.appengine.awt.GraphicsDevice;
import com.google.code.appengine.awt.ImageCapabilities;
import com.google.code.appengine.awt.Rectangle;
import com.google.code.appengine.awt.geom.AffineTransform;
import com.google.code.appengine.awt.image.BufferedImage;
import com.google.code.appengine.awt.image.ColorModel;
import com.google.code.appengine.awt.image.VolatileImage;
public abstract class GraphicsConfiguration {
/***************************************************************************
*
* Constructors
*
***************************************************************************/
protected GraphicsConfiguration() {
}
/***************************************************************************
*
* Abstract methods
*
***************************************************************************/
public abstract BufferedImage createCompatibleImage(int width, int height);
public abstract BufferedImage createCompatibleImage(int width, int height, int transparency);
public abstract VolatileImage createCompatibleVolatileImage(int width, int height);
public abstract VolatileImage createCompatibleVolatileImage(int width, int height, int transparency);
public abstract Rectangle getBounds();
public abstract ColorModel getColorModel();
public abstract ColorModel getColorModel(int transparency);
public abstract AffineTransform getDefaultTransform();
public abstract GraphicsDevice getDevice();
public abstract AffineTransform getNormalizingTransform();
/***************************************************************************
*
* Public methods
*
***************************************************************************/
public VolatileImage createCompatibleVolatileImage(int width, int height,
ImageCapabilities caps) throws AWTException {
VolatileImage res = createCompatibleVolatileImage(width, height);
if (!res.getCapabilities().equals(caps)) {
// awt.14A=Can not create VolatileImage with specified capabilities
throw new AWTException(Messages.getString("awt.14A")); //$NON-NLS-1$
}
return res;
}
public VolatileImage createCompatibleVolatileImage(int width, int height,
ImageCapabilities caps, int transparency) throws AWTException {
VolatileImage res = createCompatibleVolatileImage(width, height, transparency);
if (!res.getCapabilities().equals(caps)) {
// awt.14A=Can not create VolatileImage with specified capabilities
throw new AWTException(Messages.getString("awt.14A")); //$NON-NLS-1$
}
return res;
}
public BufferCapabilities getBufferCapabilities() {
return new BufferCapabilities(new ImageCapabilities(false), new ImageCapabilities(false),
BufferCapabilities.FlipContents.UNDEFINED);
}
public ImageCapabilities getImageCapabilities() {
return new ImageCapabilities(false);
}
}