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