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/* GdkGraphicsConfiguration.java -- describes characteristics of graphics

   Copyright (C) 2000, 2001, 2002, 2003, 2004, 2006 Free Software Foundation

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 2, or (at your option)

any later version.

GNU Classpath is distributed in the hope that it will be useful, but

WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

General Public License for more details.

You should have received a copy of the GNU General Public License

along with GNU Classpath; see the file COPYING.  If not, write to the

Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

02110-1301 USA.

Linking this library statically or dynamically with other modules is

making a combined work based on this library.  Thus, the terms and

conditions of the GNU General Public License cover the whole

combination.

As a special exception, the copyright holders of this library give you

permission to link this library with independent modules to produce an

executable, regardless of the license terms of these independent

modules, and to copy and distribute the resulting executable under

terms of your choice, provided that you also meet, for each linked

independent module, the terms and conditions of the license of that

module.  An independent module is a module which is not derived from

or based on this library.  If you modify this library, you may extend

this exception to your version of the library, but you are not

obligated to do so.  If you do not wish to do so, delete this

exception statement from your version. */

package gnu.java.awt.peer.gtk;

import java.awt.BufferCapabilities;

import java.awt.GraphicsConfiguration;

import java.awt.GraphicsDevice;

import java.awt.ImageCapabilities;

import java.awt.Rectangle;

import java.awt.Transparency;

import java.awt.geom.AffineTransform;

import java.awt.image.BufferedImage;

import java.awt.image.ColorModel;

import java.awt.image.DirectColorModel;

import java.awt.image.VolatileImage;

public class GdkGraphicsConfiguration

  extends GraphicsConfiguration

{

  GdkScreenGraphicsDevice gdkScreenGraphicsDevice;

  ColorModel opaqueColorModel;

  ColorModel bitmaskColorModel;

  ColorModel translucentColorModel;

  public GdkGraphicsConfiguration(GdkScreenGraphicsDevice dev)

  {

    gdkScreenGraphicsDevice = dev;

    opaqueColorModel = new DirectColorModel(32, 0xFF0000, 0xFF00, 0xFF, 0);

    bitmaskColorModel = new DirectColorModel(32, 0xFF0000, 0xFF00, 0xFF, 0x1000000);

    translucentColorModel = new DirectColorModel(32, 0xFF0000, 0xFF00, 0xFF, 0xFF000000);

  }

  public GraphicsDevice getDevice()

  {

    return gdkScreenGraphicsDevice;

  }

  public BufferedImage createCompatibleImage(int w, int h)

  {

    return new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);

  }

  public BufferedImage createCompatibleImage(int w, int h,

                                             int transparency)

  {

    return createCompatibleImage(w, h);

  }

  public VolatileImage createCompatibleVolatileImage(int w, int h)

  {

    return new GtkVolatileImage(w, h);

  }

  public VolatileImage createCompatibleVolatileImage(int w, int h,

                                                     ImageCapabilities caps)

    throws java.awt.AWTException

  {

    return new GtkVolatileImage(w, h, caps);

  }

  public ColorModel getColorModel()

  {

    return opaqueColorModel;

  }

  public ColorModel getColorModel(int transparency)

  {

    switch (transparency)

    {

      case Transparency.OPAQUE:

        return opaqueColorModel;

      case Transparency.BITMASK:

        return bitmaskColorModel;

      default:

      case Transparency.TRANSLUCENT:

        return translucentColorModel;

    }

  }

  public AffineTransform getDefaultTransform()

  {

    // FIXME: extract the GDK DPI information here.

    return new AffineTransform();

  }

  public AffineTransform getNormalizingTransform()

  {

    // FIXME: extract the GDK DPI information here.

    return new AffineTransform();

  }

  public Rectangle getBounds()

  {

    return gdkScreenGraphicsDevice.getBounds();

  }

  public BufferCapabilities getBufferCapabilities()

  {

    return new BufferCapabilities(getImageCapabilities(),

                                  getImageCapabilities(),

                                  BufferCapabilities.FlipContents.UNDEFINED);

  }

  public ImageCapabilities getImageCapabilities()

  {

    return new ImageCapabilities(false);

  }

  public VolatileImage createCompatibleVolatileImage(int width, int height, int transparency)

  {

      // FIXME: support the transparency argument

    return new GtkVolatileImage(width, height);

  }

}