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00001 00002 // 00003 // Thor C++ Library 00004 // Copyright (c) 2011-2015 Jan Haller 00005 // 00006 // This software is provided 'as-is', without any express or implied 00007 // warranty. In no event will the authors be held liable for any damages 00008 // arising from the use of this software. 00009 // 00010 // Permission is granted to anyone to use this software for any purpose, 00011 // including commercial applications, and to alter it and redistribute it 00012 // freely, subject to the following restrictions: 00013 // 00014 // 1. The origin of this software must not be misrepresented; you must not 00015 // claim that you wrote the original software. If you use this software 00016 // in a product, an acknowledgment in the product documentation would be 00017 // appreciated but is not required. 00018 // 00019 // 2. Altered source versions must be plainly marked as such, and must not be 00020 // misrepresented as being the original software. 00021 // 00022 // 3. This notice may not be removed or altered from any source distribution. 00023 // 00025 00028 00029 #ifndef THOR_COLORANIMATION_HPP 00030 #define THOR_COLORANIMATION_HPP 00031 00032 #include <Thor/Config.hpp> 00033 #include <Thor/Graphics/ColorGradient.hpp> 00034 #include <Thor/Graphics/UniformAccess.hpp> 00035 00036 00037 namespace thor 00038 { 00039 00042 00045 class THOR_API ColorAnimation 00046 { 00047 // --------------------------------------------------------------------------------------------------------------------------- 00048 // Public member functions 00049 public: 00052 explicit ColorAnimation(const ColorGradient& gradient); 00053 00058 template <class Animated> 00059 void operator() (Animated& animated, float progress) const; 00060 00061 00062 // --------------------------------------------------------------------------------------------------------------------------- 00063 // Private variables 00064 private: 00065 ColorGradient mGradient; 00066 }; 00067 00069 00070 // --------------------------------------------------------------------------------------------------------------------------- 00071 00072 00073 template <class Animated> 00074 void ColorAnimation::operator() (Animated& target, float progress) const 00075 { 00076 setColor(target, mGradient.sampleColor(progress)); 00077 } 00078 00079 } // namespace thor 00080 00081 #endif // THOR_COLORANIMATION_HPP