1 /* 2 * Copyright (c) 2011, 2019, 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.GraphicsConfiguration; 29 import java.awt.Rectangle; 30 import java.awt.Transparency; 31 import java.awt.geom.AffineTransform; 32 import java.awt.image.ColorModel; 33 34 import sun.java2d.SurfaceData; 35 import sun.java2d.opengl.CGLLayer; 36 import sun.lwawt.LWGraphicsConfig; 37 import sun.lwawt.macosx.CFRetainedResource; 38 import sun.lwawt.macosx.CPlatformView; 39 40 public abstract class CGraphicsConfig extends GraphicsConfiguration 41 implements LWGraphicsConfig { 42 43 private final CGraphicsDevice device; 44 private ColorModel colorModel; 45 46 protected CGraphicsConfig(CGraphicsDevice device) { 47 this.device = device; 48 } 49 50 @Override 51 public final Rectangle getBounds() { 52 return device.getBounds(); 53 } 54 55 @Override 56 public ColorModel getColorModel() { 57 if (colorModel == null) { 58 colorModel = getColorModel(Transparency.OPAQUE); 59 } 60 return colorModel; 61 } 62 63 @Override 64 public AffineTransform getDefaultTransform() { 65 double scaleFactor = device.getScaleFactor(); 66 return AffineTransform.getScaleInstance(scaleFactor, scaleFactor); 67 } 68 69 @Override 70 public CGraphicsDevice getDevice() { 71 return device; 72 } 73 74 @Override 75 public AffineTransform getNormalizingTransform() { 76 double xscale = device.getXResolution() / 72.0; 77 double yscale = device.getYResolution() / 72.0; 78 return new AffineTransform(xscale, 0.0, 0.0, yscale, 0.0, 0.0); 79 } 80 81 /** 82 * Creates a new SurfaceData that will be associated with the given 83 * LWWindowPeer. 84 */ 85 public abstract SurfaceData createSurfaceData(CPlatformView pView); 86 87 /** 88 * Creates a new SurfaceData that will be associated with the given 89 * CGLLayer. 90 */ 91 public abstract SurfaceData createSurfaceData(CFRetainedResource layer); 92 93 @Override 94 public final boolean isTranslucencyCapable() { 95 //we know for sure we have capable config :) 96 return true; 97 } 98 }