BigTexture.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_BIGTEXTURE_HPP
#define THOR_BIGTEXTURE_HPP

#include <Thor/Config.hpp>

#include <SFML/Graphics/Texture.hpp>

#include <vector>
#include <string>


namespace sf
{

    class Sprite;

} // namespace sf


namespace thor
{


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

        bool                        loadFromImage(const sf::Image& image);

        bool                        loadFromFile(const std::string& filename);

        bool                        loadFromMemory(const void* data, std::size_t size);

        bool                        loadFromStream(sf::InputStream& stream);

        sf::Vector2u                getSize() const;

        void                        setSmooth(bool smooth);

        bool                        isSmooth() const;


    // ---------------------------------------------------------------------------------------------------------------------------
    // Private member functions
    private:
        // Swaps *this with other.
        void                        swap(BigTexture& other);

        // Fills the sprites according to the own 2D array of textures.
        // The return value is the size of everything, in world coordinates.
        sf::Vector2f                fillSprites(const sf::Color& color, std::vector<sf::Sprite>& out) const;


    // ---------------------------------------------------------------------------------------------------------------------------
    // Private variables
    private:
        std::vector<sf::Texture>    mTextures;
        sf::Vector2u                mTableSize;
        sf::Vector2u                mPixelSize;
        bool                        mSmooth;


    // ---------------------------------------------------------------------------------------------------------------------------
    // Friends
    friend class BigSprite;
};


} // namespace thor

#endif // THOR_BIGTEXTURE_HPP