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.web; 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 33 public class PrintableHelper extends NodeHelper { 34 35 private static final PrintableHelper theInstance; 36 private static PrintableAccessor printableAccessor; 37 38 static { 39 theInstance = new PrintableHelper(); 40 Utils.forceInit(Printable.class); 41 } 42 43 private static PrintableHelper getInstance() { 44 return theInstance; 45 } 46 47 public static void initHelper(Printable printable) { 48 setHelper(printable, getInstance()); 49 } 50 51 public static void setPrintableAccessor(final PrintableAccessor newAccessor) { 52 if (printableAccessor != null) { 53 throw new IllegalStateException(); 54 } 55 56 printableAccessor = newAccessor; 57 } 58 59 @Override 60 protected NGNode createPeerImpl(Node node) { 61 return printableAccessor.doCreatePeer(node); 62 } 63 64 public interface PrintableAccessor { 65 NGNode doCreatePeer(Node node); 66 } 67 68 } 69