| /* QtScreenDeviceConfiguration.java -- |
| Copyright (C) 2005, 2006 Free Software Foundation, Inc. |
| |
| 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.qt; |
| |
| import java.awt.ImageCapabilities; |
| import java.awt.GraphicsConfiguration; |
| import java.awt.GraphicsDevice; |
| import java.awt.Rectangle; |
| import java.awt.image.BufferedImage; |
| import java.awt.image.ColorModel; |
| import java.awt.image.VolatileImage; |
| import java.awt.geom.AffineTransform; |
| |
| public class QtScreenDeviceConfiguration extends GraphicsConfiguration { |
| |
| private QtScreenDevice owner; |
| private Rectangle bounds; |
| private double dpiX, dpiY; |
| private int depth; |
| |
| public QtScreenDeviceConfiguration(QtScreenDevice owner) |
| { |
| this.owner = owner; |
| bounds = owner.getBounds(); |
| dpiX = owner.getDpiX(); |
| dpiY = owner.getDpiY(); |
| depth = owner.depth(); |
| } |
| |
| public BufferedImage createCompatibleImage(int width, int height) |
| { |
| switch( depth ) |
| { |
| case 24: |
| return new BufferedImage(width, height, BufferedImage.TYPE_3BYTE_BGR); |
| case 16: |
| return new BufferedImage(width, height, |
| BufferedImage.TYPE_USHORT_565_RGB); |
| case 8: |
| return new BufferedImage(width, height, BufferedImage.TYPE_BYTE_INDEXED); |
| default: |
| case 32: |
| return new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); |
| } |
| } |
| |
| public BufferedImage createCompatibleImage(int width, int height, int transparency) |
| { |
| // FIXME: Take the transpareny flag into account? |
| // For now, ignore it and just use an alpha channel. |
| if(depth == 32) |
| return new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB); |
| return createCompatibleImage(width, height); |
| } |
| |
| public VolatileImage createCompatibleVolatileImage(int width, int height) |
| { |
| return new QtVolatileImage( width, height ); |
| } |
| |
| public VolatileImage createCompatibleVolatileImage(int width, int height, |
| ImageCapabilities caps) |
| { |
| return createCompatibleVolatileImage( width, height ); |
| } |
| |
| public Rectangle getBounds() |
| { |
| return bounds; |
| } |
| |
| public ColorModel getColorModel() |
| { |
| // FIXME? |
| return QtToolkit.getDefaultToolkit().getColorModel(); |
| } |
| |
| public ColorModel getColorModel(int transparency) |
| { |
| // FIXME? |
| return QtToolkit.getDefaultToolkit().getColorModel(); |
| } |
| |
| public AffineTransform getDefaultTransform() |
| { |
| return new AffineTransform(); |
| } |
| |
| public GraphicsDevice getDevice() |
| { |
| return owner; |
| } |
| |
| /** |
| * Returns the transform which transforms from this display's resolution |
| * to a 72 DPI resolution. |
| */ |
| public AffineTransform getNormalizingTransform() |
| { |
| AffineTransform nTrans = new AffineTransform(); |
| nTrans.scale( 72.0 / dpiX, 72.0 / dpiY ); |
| return nTrans; |
| } |
| |
| public VolatileImage createCompatibleVolatileImage(int width, int height, |
| int transparency) |
| { |
| return createCompatibleVolatileImage(width, height); |
| } |
| } |