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 23 * questions. 24 */ 25 26 package com.sun.javafx.css.parser; 27 28 import com.sun.javafx.css.Size; 29 import com.sun.javafx.css.StyleConverterImpl; 30 import javafx.css.ParsedValue; 31 import javafx.scene.paint.Color; 32 import javafx.scene.text.Font; 33 34 /** 35 * Derive a Color from a Color and a brightness value 36 */ 37 public final class DeriveColorConverter extends StyleConverterImpl<ParsedValue[], Color> { 38 39 // lazy, thread-safe instatiation 40 private static class Holder { 41 static final DeriveColorConverter INSTANCE = new DeriveColorConverter(); 42 } 43 44 public static DeriveColorConverter getInstance() { 45 return Holder.INSTANCE; 46 } 47 48 private DeriveColorConverter() { 49 super(); 50 } 51 52 @Override 53 public Color convert(ParsedValue<ParsedValue[], Color> value, Font font) { 54 ParsedValue[] values = value.getValue(); 55 final Color color = (Color) values[0].convert(font); 56 final Size brightness = (Size) values[1].convert(font); 57 return com.sun.javafx.util.Utils.deriveColor(color, brightness.pixels(font)); 58 } 59 60 @Override 61 public String toString() { 62 return "DeriveColorConverter"; 63 } 64 }