00001 /* 00002 * Copyright (c) 2003-2005, Bram Stein 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions 00007 * are met: 00008 * 00009 * 1. Redistributions of source code must retain the above copyright 00010 * notice, this list of conditions and the following disclaimer. 00011 * 2. Redistributions in binary form must reproduce the above copyright 00012 * notice, this list of conditions and the following disclaimer in the 00013 * documentation and/or other materials provided with the distribution. 00014 * 3. The name of the author may not be used to endorse or promote products 00015 * derived from this software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED 00018 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 00019 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 00020 * EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 00021 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00022 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00023 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 00024 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00025 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 00026 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00027 */ 00028 #pragma once 00029 #ifndef PAINT_H 00030 #define PAINT_H 00031 00032 namespace ui 00033 { 00034 namespace util 00035 { 00040 class Paint 00041 { 00042 public: 00043 virtual float getRed(int point) const; 00044 virtual float getGreen(int point) const; 00045 virtual float getBlue(int point) const; 00046 virtual float getAlpha(int point) const; 00047 00048 Paint(); 00049 virtual ~Paint(); 00050 00051 enum PAINTLOCATIONS 00052 { 00053 UPPERLEFT = 1, 00054 UPPERRIGHT = 2, 00055 LOWERRIGHT = 3, 00056 LOWERLEFT = 4 00057 }; 00058 }; 00059 00064 class LighterPaint : public Paint 00065 { 00066 public: 00067 LighterPaint(const Paint *c); 00068 virtual float getRed(int point) const; 00069 virtual float getGreen(int point) const; 00070 virtual float getBlue(int point) const; 00071 virtual float getAlpha(int point) const; 00072 private: 00073 const Paint *color; 00074 }; 00075 00080 class DarkerPaint : public Paint 00081 { 00082 public: 00083 DarkerPaint(const Paint *c); 00084 virtual float getRed(int point) const; 00085 virtual float getGreen(int point) const; 00086 virtual float getBlue(int point) const; 00087 virtual float getAlpha(int point) const; 00088 private: 00089 const Paint *color; 00090 }; 00091 } 00092 } 00093 00094 #endif