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libsfml  1.6+dfsg2
RenderTarget.hpp
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00001 
00002 //
00003 // SFML - Simple and Fast Multimedia Library
00004 // Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)
00005 //
00006 // This software is provided 'as-is', without any express or implied warranty.
00007 // In no event will the authors be held liable for any damages arising from the use of this software.
00008 //
00009 // Permission is granted to anyone to use this software for any purpose,
00010 // including commercial applications, and to alter it and redistribute it freely,
00011 // subject to the following restrictions:
00012 //
00013 // 1. The origin of this software must not be misrepresented;
00014 //    you must not claim that you wrote the original software.
00015 //    If you use this software in a product, an acknowledgment
00016 //    in the product documentation would be appreciated but is not required.
00017 //
00018 // 2. Altered source versions must be plainly marked as such,
00019 //    and must not be misrepresented as being the original software.
00020 //
00021 // 3. This notice may not be removed or altered from any source distribution.
00022 //
00024 
00025 #ifndef SFML_RENDERTARGET_HPP
00026 #define SFML_RENDERTARGET_HPP
00027 
00029 // Headers
00031 #include <SFML/Graphics/Color.hpp>
00032 #include <SFML/Graphics/View.hpp>
00033 #include <SFML/Graphics/Rect.hpp>
00034 
00035 
00036 namespace sf
00037 {
00038 class Drawable;
00039 
00043 class SFML_API RenderTarget
00044 {
00045 public :
00046 
00051     virtual ~RenderTarget();
00052 
00059     void Clear(const Color& FillColor = Color(0, 0, 0));
00060 
00067     virtual void Draw(const Drawable& Object);
00068 
00075     virtual unsigned int GetWidth() const = 0;
00076 
00083     virtual unsigned int GetHeight() const = 0;
00084 
00091     void SetView(const View& NewView);
00092 
00099     const View& GetView() const;
00100 
00107     View& GetDefaultView();
00108 
00120     void PreserveOpenGLStates(bool Preserve);
00121 
00122 protected :
00123 
00128     RenderTarget();
00129 
00134     void Initialize();
00135 
00136 private :
00137 
00146     virtual bool Activate(bool Active) = 0;
00147 
00152     void SetRenderStates();
00153 
00155     // Member data
00157     View        myDefaultView;    
00158     const View* myCurrentView;    
00159     bool        myPreserveStates; 
00160     bool        myIsDrawing;      
00161 };
00162 
00163 } // namespace sf
00164 
00165 
00166 #endif // SFML_RENDERTARGET_HPP