1 /* 2 * Copyright (c) 2014, 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.css.converters; 27 28 import com.sun.javafx.css.Size; 29 import com.sun.javafx.css.StyleConverterImpl; 30 import javafx.css.ParsedValue; 31 import javafx.css.StyleConverter; 32 import javafx.scene.text.Font; 33 import javafx.util.Duration; 34 35 /* Convert a Size to Duration */ 36 public final class DurationConverter extends StyleConverterImpl<ParsedValue<?, Size>, Duration> { 37 38 // lazy, thread-safe instatiation 39 private static class Holder { 40 static final DurationConverter INSTANCE = new DurationConverter(); 41 } 42 43 public static StyleConverter<ParsedValue<?, Size>, Duration> getInstance() { 44 return Holder.INSTANCE; 45 } 46 47 private DurationConverter() { 48 super(); 49 } 50 51 @Override 52 public Duration convert(ParsedValue<ParsedValue<?, Size>, Duration> value, Font font) { 53 ParsedValue<?, Size> parsedValue = value.getValue(); 54 Size size = parsedValue.convert(font); 55 double time = size.getValue(); 56 Duration duration = null; 57 if (time < Double.POSITIVE_INFINITY) { 58 switch (size.getUnits()) { 59 case S: duration = Duration.seconds(time); break; 60 case MS: duration = Duration.millis(time); break; 61 default: duration = Duration.UNKNOWN; 62 } 63 } else { 64 duration = Duration.INDEFINITE; 65 } 66 return duration; 67 } 68 69 @Override 70 public String toString() { 71 return "DurationConverter"; 72 } 73 74 }