1b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/* 2b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * ProGuard -- shrinking, optimization, obfuscation, and preverification 3b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * of Java bytecode. 4b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 5b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Copyright (c) 2002-2009 Eric Lafortune (eric@graphics.cornell.edu) 6b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 7b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This program is free software; you can redistribute it and/or modify it 8b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * under the terms of the GNU General Public License as published by the Free 9b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Software Foundation; either version 2 of the License, or (at your option) 10b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * any later version. 11b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 12b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This program is distributed in the hope that it will be useful, but WITHOUT 13b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 15b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * more details. 16b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 17b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * You should have received a copy of the GNU General Public License along 18b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * with this program; if not, write to the Free Software Foundation, Inc., 19b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 21b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratopackage proguard.gui.splash; 22b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 23b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport java.awt.*; 24b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 25b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/** 26b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This VariableColor varies linearly with respect to its Timing. 27b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 28b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @author Eric Lafortune 29b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 30b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratopublic class LinearColor implements VariableColor 31b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato{ 32b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private final Color fromValue; 33b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private final Color toValue; 34b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private final Timing timing; 35b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 36b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private double cachedTiming = -1.0; 37b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private Color cachedColor; 38b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 39b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 40b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 41b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Creates a new LinearColor. 42b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @param fromValue the value that corresponds to a timing of 0. 43b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @param toValue the value that corresponds to a timing of 1. 44b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @param timing the applied timing. 45b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 46b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public LinearColor(Color fromValue, Color toValue, Timing timing) 47b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 48b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.fromValue = fromValue; 49b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.toValue = toValue; 50b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.timing = timing; 51b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 52b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 53b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 54b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Implementation for VariableColor. 55b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 56b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public Color getColor(long time) 57b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 58b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato double t = timing.getTiming(time); 59b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (t != cachedTiming) 60b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 61b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato cachedTiming = t; 62b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato cachedColor = 63b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato t == 0.0 ? fromValue : 64b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato t == 1.0 ? toValue : 65b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato new Color((int)(fromValue.getRed() + t * (toValue.getRed() - fromValue.getRed())), 66b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato (int)(fromValue.getGreen() + t * (toValue.getGreen() - fromValue.getGreen())), 67b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato (int)(fromValue.getBlue() + t * (toValue.getBlue() - fromValue.getBlue()))); 68b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 69b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 70b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return cachedColor; 71b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 72b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato} 73