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92 lines
2.9 KiB
Java
92 lines
2.9 KiB
Java
/*
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* Copyright (c) 2011, 2021, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package sun.awt;
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import java.awt.GraphicsConfiguration;
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import java.awt.Rectangle;
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import java.awt.Transparency;
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import java.awt.geom.AffineTransform;
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import java.awt.image.ColorModel;
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import sun.java2d.SurfaceData;
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import sun.java2d.opengl.CGLLayer;
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import sun.lwawt.LWGraphicsConfig;
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import sun.lwawt.macosx.CFRetainedResource;
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public abstract class CGraphicsConfig extends GraphicsConfiguration
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implements LWGraphicsConfig {
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private final CGraphicsDevice device;
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private ColorModel colorModel;
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protected CGraphicsConfig(CGraphicsDevice device) {
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this.device = device;
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}
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@Override
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public final Rectangle getBounds() {
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return device.getBounds();
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}
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@Override
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public ColorModel getColorModel() {
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if (colorModel == null) {
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colorModel = getColorModel(Transparency.OPAQUE);
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}
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return colorModel;
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}
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@Override
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public AffineTransform getDefaultTransform() {
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double scaleFactor = device.getScaleFactor();
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return AffineTransform.getScaleInstance(scaleFactor, scaleFactor);
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}
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@Override
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public CGraphicsDevice getDevice() {
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return device;
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}
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@Override
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public AffineTransform getNormalizingTransform() {
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double xscale = device.getXResolution() / 72.0;
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double yscale = device.getYResolution() / 72.0;
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return new AffineTransform(xscale, 0.0, 0.0, yscale, 0.0, 0.0);
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}
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/**
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* Creates a new SurfaceData that will be associated with the given
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* CGLLayer.
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*/
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public abstract SurfaceData createSurfaceData(CFRetainedResource layer);
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@Override
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public final boolean isTranslucencyCapable() {
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//we know for sure we have capable config :)
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return true;
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}
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}
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