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package org.webswing.toolkit.ge;

import java.awt.*;
import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
import java.awt.image.VolatileImage;
import java.awt.image.WritableRaster;

import org.webswing.toolkit.util.Services;
import org.webswing.toolkit.util.Util;

import sun.awt.image.BufferedImageGraphicsConfig;
import sun.awt.image.OffScreenImage;

@SuppressWarnings("restriction")
public class WebGraphicsConfig extends BufferedImageGraphicsConfig {

	WebScreenDevice device;
	private int width;
	private int height;

	public static WebGraphicsConfig getWebGraphicsConfig(int width, int height) {
		return new WebGraphicsConfig(width, height);
	}

	private WebGraphicsConfig(int width, int height) {
		super(new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB), null);
		this.width = width;
		this.height = height;
	}

	@Override
	public GraphicsDevice getDevice() {
		if (device == null) {
			device = new WebScreenDevice(super.getDevice(), this);
		}
		return device;
	}

	public Image createAcceleratedImage(Component target, int paramInt1, int paramInt2) {
		ColorModel localColorModel = getColorModel(2);
		WritableRaster localWritableRaster = localColorModel.createCompatibleWritableRaster(paramInt1, paramInt2);
		return new OffScreenImage(target, localColorModel, localWritableRaster, localColorModel.isAlphaPremultiplied());
	}

	@Override
	public VolatileImage createCompatibleVolatileImage(int width, int height, ImageCapabilities caps, int transparency) throws AWTException {
		if (Util.isDD()) {
			return Services.getDirectDrawService().createVolatileImage(width, height, caps, transparency);
		} else {
			return super.createCompatibleVolatileImage(width, height, caps, transparency);
		}
	}

	public Rectangle getBounds() {
		return new Rectangle(0, 0, this.width, this.height);
	}

	public boolean isTranslucencyCapable() {
		return true;
	}

}