ColorGradient.hpp

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//
// Thor C++ Library
// Copyright (c) 2011-2016 Jan Haller
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
//    claim that you wrote the original software. If you use this software
//    in a product, an acknowledgment in the product documentation would be
//    appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not be
//    misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//


#ifndef THOR_COLORGRADIENT_HPP
#define THOR_COLORGRADIENT_HPP

#include <Thor/Config.hpp>

#include <SFML/Graphics/Color.hpp>

#include <map>


namespace thor
{


class THOR_API ColorGradient
{
    // ---------------------------------------------------------------------------------------------------------------------------
    // Public member functions
    public:
                                    ColorGradient();

        sf::Color&                  operator[] (float position);

        sf::Color                   sampleColor(float position) const;


    // ---------------------------------------------------------------------------------------------------------------------------
    // Private variables
    private:
        std::map<float, sf::Color>  mColors;
};

sf::Color THOR_API          blendColors(const sf::Color& firstColor, const sf::Color& secondColor, float interpolation);



} // namespace thor

#endif // THOR_COLORGRADIENT_HPP