TextureManager.hpp

//
// TGUI - Texus's Graphical User Interface
// Copyright (C) 2012-2015 Bruno Van de Velde (vdv_b@tgui.eu)
//
// 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 TGUI_TEXTURE_MANAGER_HPP
#define TGUI_TEXTURE_MANAGER_HPP


#include <list>


namespace tgui
{

 struct TextureData
 {
 TextureData() : image(nullptr) {}

 sf::Image* image;
 sf::Texture texture;
 sf::IntRect rect;
 std::string filename;
 unsigned int users;
 };


 struct Texture
 {

 Texture();

 sf::Vector2u getSize() const;
 bool isTransparentPixel(unsigned int x, unsigned int y);

 operator const sf::Sprite&() const;


 TextureData* data;
 sf::Sprite sprite;
 };


 class TGUI_API TextureManager : public sf::NonCopyable
 {
 public:

 bool getTexture(const std::string& filename, Texture& texture, const sf::IntRect& rect = sf::IntRect(0, 0, 0, 0));


 bool copyTexture(const Texture& textureToCopy, Texture& newTexture);


 void removeTexture(Texture& textureToRemove);


 protected:

 struct ImageMapData
 {
 sf::Image image;
 std::list<TextureData> data;
 };

 std::map<std::string, ImageMapData> m_ImageMap;
 };

}


#endif // TGUI_TEXTURE_MANAGER_HPP