1 /* 2 * Copyright (c) 2016, 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 com.sun.javafx.scene.shape; 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.util.Utils; 34 import javafx.scene.Node; 35 import javafx.scene.shape.Shape3D; 36 37 /** 38 * Used to access internal methods of Shape3D. 39 */ 40 public abstract class Shape3DHelper extends NodeHelper { 41 42 private static Shape3DAccessor shape3DAccessor; 43 44 static { 45 Utils.forceInit(Shape3D.class); 46 } 47 48 @Override 49 protected void updatePeerImpl(Node node) { 50 super.updatePeerImpl(node); 51 shape3DAccessor.doUpdatePeer(node); 52 } 53 54 @Override 55 protected BaseBounds computeGeomBoundsImpl(Node node, BaseBounds bounds, 56 BaseTransform tx) { 57 return shape3DAccessor.doComputeGeomBounds(node, bounds, tx); 58 } 59 60 @Override 61 protected boolean computeContainsImpl(Node node, double localX, double localY) { 62 return shape3DAccessor.doComputeContains(node, localX, localY); 63 } 64 65 @Override 66 protected Object processMXNodeImpl(Node node, MXNodeAlgorithm alg, MXNodeAlgorithmContext ctx) { 67 return shape3DAccessor.doProcessMXNode(node, alg, ctx); 68 } 69 70 public static void setShape3DAccessor(final Shape3DAccessor newAccessor) { 71 if (shape3DAccessor != null) { 72 throw new IllegalStateException(); 73 } 74 75 shape3DAccessor = newAccessor; 76 } 77 78 public interface Shape3DAccessor { 79 void doUpdatePeer(Node node); 80 BaseBounds doComputeGeomBounds(Node node, BaseBounds bounds, BaseTransform tx); 81 boolean doComputeContains(Node node, double localX, double localY); 82 Object doProcessMXNode(Node node, MXNodeAlgorithm alg, MXNodeAlgorithmContext ctx); 83 } 84 85 }