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src/java.desktop/macosx/classes/sun/java2d/opengl/CGLLayer.java

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   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


  60         return ptr;
  61     }
  62 
  63     public Rectangle getBounds() {
  64         return peer.getBounds();
  65     }
  66 
  67     public GraphicsConfiguration getGraphicsConfiguration() {
  68         return peer.getGraphicsConfiguration();
  69     }
  70 
  71     public boolean isOpaque() {
  72         return !peer.isTranslucent();
  73     }
  74 
  75     public int getTransparency() {
  76         return isOpaque() ? Transparency.OPAQUE : Transparency.TRANSLUCENT;
  77     }
  78 
  79     public Object getDestination() {
  80         return peer;
  81     }
  82 
  83     public SurfaceData replaceSurfaceData() {
  84         if (getBounds().isEmpty()) {
  85             surfaceData = NullSurfaceData.theInstance;
  86             return surfaceData;
  87         }
  88 
  89         // the layer redirects all painting to the buffer's graphics
  90         // and blits the buffer to the layer surface (in drawInCGLContext callback)
  91         CGraphicsConfig gc = (CGraphicsConfig)getGraphicsConfiguration();
  92         surfaceData = gc.createSurfaceData(this);
  93         setScale(gc.getDevice().getScaleFactor());
  94         // the layer holds a reference to the buffer, which in
  95         // turn has a reference back to this layer
  96         if (surfaceData instanceof CGLSurfaceData) {
  97             validate((CGLSurfaceData)surfaceData);
  98         }
  99 
 100         return surfaceData;


   1 /*
   2  * Copyright (c) 2011, 2015, 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


  60         return ptr;
  61     }
  62 
  63     public Rectangle getBounds() {
  64         return peer.getBounds();
  65     }
  66 
  67     public GraphicsConfiguration getGraphicsConfiguration() {
  68         return peer.getGraphicsConfiguration();
  69     }
  70 
  71     public boolean isOpaque() {
  72         return !peer.isTranslucent();
  73     }
  74 
  75     public int getTransparency() {
  76         return isOpaque() ? Transparency.OPAQUE : Transparency.TRANSLUCENT;
  77     }
  78 
  79     public Object getDestination() {
  80         return peer.getTarget();
  81     }
  82 
  83     public SurfaceData replaceSurfaceData() {
  84         if (getBounds().isEmpty()) {
  85             surfaceData = NullSurfaceData.theInstance;
  86             return surfaceData;
  87         }
  88 
  89         // the layer redirects all painting to the buffer's graphics
  90         // and blits the buffer to the layer surface (in drawInCGLContext callback)
  91         CGraphicsConfig gc = (CGraphicsConfig)getGraphicsConfiguration();
  92         surfaceData = gc.createSurfaceData(this);
  93         setScale(gc.getDevice().getScaleFactor());
  94         // the layer holds a reference to the buffer, which in
  95         // turn has a reference back to this layer
  96         if (surfaceData instanceof CGLSurfaceData) {
  97             validate((CGLSurfaceData)surfaceData);
  98         }
  99 
 100         return surfaceData;


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