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modules/graphics/src/test/java/test/com/sun/javafx/scene/CSSNodeHelper.java

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   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 test.com.sun.javafx.scene;
  27 




  28 import com.sun.javafx.scene.NodeHelper;
  29 import com.sun.javafx.sg.prism.NGNode;
  30 import com.sun.javafx.util.Utils;
  31 import javafx.scene.Node;
  32 import test.javafx.scene.CSSNode;
  33 
  34 public class CSSNodeHelper extends NodeHelper {
  35 
  36     private static final CSSNodeHelper theInstance;
  37     private static CSSNodeAccessor cssNodeAccessor;
  38 
  39     static {
  40         theInstance = new CSSNodeHelper();
  41         Utils.forceInit(CSSNode.class);
  42     }
  43 
  44     private static CSSNodeHelper getInstance() {
  45         return theInstance;
  46     }
  47 
  48     public static void initHelper(CSSNode cssNode) {
  49         setHelper(cssNode, getInstance());
  50     }
  51 
  52     public static void setCSSNodeAccessor(final CSSNodeAccessor newAccessor) {
  53         if (cssNodeAccessor != null) {
  54             throw new IllegalStateException();
  55         }
  56 
  57         cssNodeAccessor = newAccessor;
  58     }
  59 
  60     @Override
  61     protected NGNode createPeerImpl(Node node) {
  62         return cssNodeAccessor.doCreatePeer(node);
  63     }
  64 















  65     public interface CSSNodeAccessor {
  66         NGNode doCreatePeer(Node node);



  67     }
  68 
  69 }
  70 


   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 test.com.sun.javafx.scene;
  27 
  28 import com.sun.javafx.geom.BaseBounds;
  29 import com.sun.javafx.geom.transform.BaseTransform;
  30 import com.sun.javafx.jmx.MXNodeAlgorithm;
  31 import com.sun.javafx.jmx.MXNodeAlgorithmContext;
  32 import com.sun.javafx.scene.NodeHelper;
  33 import com.sun.javafx.sg.prism.NGNode;
  34 import com.sun.javafx.util.Utils;
  35 import javafx.scene.Node;
  36 import test.javafx.scene.CSSNode;
  37 
  38 public class CSSNodeHelper extends NodeHelper {
  39 
  40     private static final CSSNodeHelper theInstance;
  41     private static CSSNodeAccessor cssNodeAccessor;
  42 
  43     static {
  44         theInstance = new CSSNodeHelper();
  45         Utils.forceInit(CSSNode.class);
  46     }
  47 
  48     private static CSSNodeHelper getInstance() {
  49         return theInstance;
  50     }
  51 
  52     public static void initHelper(CSSNode cssNode) {
  53         setHelper(cssNode, getInstance());
  54     }
  55 
  56     public static void setCSSNodeAccessor(final CSSNodeAccessor newAccessor) {
  57         if (cssNodeAccessor != null) {
  58             throw new IllegalStateException();
  59         }
  60 
  61         cssNodeAccessor = newAccessor;
  62     }
  63 
  64     @Override
  65     protected NGNode createPeerImpl(Node node) {
  66         return cssNodeAccessor.doCreatePeer(node);
  67     }
  68 
  69     @Override
  70     protected BaseBounds computeGeomBoundsImpl(Node node, BaseBounds bounds,
  71             BaseTransform tx) {
  72         return cssNodeAccessor.doComputeGeomBounds(node, bounds, tx);
  73     }
  74 
  75     @Override
  76     protected boolean computeContainsImpl(Node node, double localX, double localY) {
  77         return cssNodeAccessor.doComputeContains(node, localX, localY);    }
  78 
  79     @Override
  80     protected Object processMXNodeImpl(Node node, MXNodeAlgorithm alg, MXNodeAlgorithmContext ctx) {
  81         return cssNodeAccessor.doProcessMXNode(node, alg, ctx);
  82     }
  83 
  84     public interface CSSNodeAccessor {
  85         NGNode doCreatePeer(Node node);
  86         BaseBounds doComputeGeomBounds(Node node, BaseBounds bounds, BaseTransform tx);
  87         boolean doComputeContains(Node node, double localX, double localY);
  88         Object doProcessMXNode(Node node, MXNodeAlgorithm alg, MXNodeAlgorithmContext ctx);
  89     }
  90 
  91 }
  92 
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