1 /*
   2  * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.awt;
  27 
  28 import java.awt.*;
  29 import java.awt.geom.*;
  30 import java.awt.image.*;
  31 
  32 import sun.java2d.SurfaceData;
  33 import sun.java2d.opengl.CGLLayer;
  34 import sun.lwawt.LWGraphicsConfig;
  35 import sun.lwawt.macosx.CPlatformView;
  36 
  37 public abstract class CGraphicsConfig extends GraphicsConfiguration
  38         implements LWGraphicsConfig {
  39 
  40     private final CGraphicsDevice device;
  41     private ColorModel colorModel;
  42 
  43     protected CGraphicsConfig(CGraphicsDevice device) {
  44         this.device = device;
  45     }
  46 
  47     @Override
  48     public BufferedImage createCompatibleImage(int width, int height) {
  49         throw new UnsupportedOperationException("not implemented");
  50     }
  51 
  52     private static native Rectangle2D nativeGetBounds(int screen);
  53 
  54     @Override
  55     public Rectangle getBounds() {
  56         final Rectangle2D nativeBounds = nativeGetBounds(device.getCGDisplayID());
  57         return nativeBounds.getBounds(); // does integer rounding
  58     }
  59 
  60     @Override
  61     public ColorModel getColorModel() {
  62         if (colorModel == null) {
  63             colorModel = getColorModel(Transparency.OPAQUE);
  64         }
  65         return colorModel;
  66     }
  67 
  68     @Override
  69     public ColorModel getColorModel(int transparency) {
  70         throw new UnsupportedOperationException("not implemented");
  71     }
  72 
  73     @Override
  74     public AffineTransform getDefaultTransform() {
  75         float scaleFactor = device.getScaleFactor();
  76         return new AffineTransform(scaleFactor, 0, 0, scaleFactor, 0, 0);
  77     }
  78 
  79     @Override
  80     public CGraphicsDevice getDevice() {
  81         return device;
  82     }
  83 
  84     @Override
  85     public AffineTransform getNormalizingTransform() {
  86         double xscale = device.getXResolution() / 72.0;
  87         double yscale = device.getYResolution() / 72.0;
  88         return new AffineTransform(xscale, 0.0, 0.0, yscale, 0.0, 0.0);
  89     }
  90 
  91     /**
  92      * Creates a new SurfaceData that will be associated with the given
  93      * LWWindowPeer.
  94      */
  95     public abstract SurfaceData createSurfaceData(CPlatformView pView);
  96 
  97     /**
  98      * Creates a new SurfaceData that will be associated with the given
  99      * CGLLayer.
 100      */
 101     public abstract SurfaceData createSurfaceData(CGLLayer layer);
 102 
 103     @Override
 104     public final boolean isTranslucencyCapable() {
 105         //we know for sure we have capable config :)
 106         return true;
 107     }
 108 }