Crazy Eddie's GUI System  0.8.4
RenderTarget.h
00001 /***********************************************************************
00002     created:    Sun Jan 11 2009
00003     author:     Paul D Turner
00004 *************************************************************************/
00005 /***************************************************************************
00006  *   Copyright (C) 2004 - 2011 Paul D Turner & The CEGUI Development Team
00007  *
00008  *   Permission is hereby granted, free of charge, to any person obtaining
00009  *   a copy of this software and associated documentation files (the
00010  *   "Software"), to deal in the Software without restriction, including
00011  *   without limitation the rights to use, copy, modify, merge, publish,
00012  *   distribute, sublicense, and/or sell copies of the Software, and to
00013  *   permit persons to whom the Software is furnished to do so, subject to
00014  *   the following conditions:
00015  *
00016  *   The above copyright notice and this permission notice shall be
00017  *   included in all copies or substantial portions of the Software.
00018  *
00019  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00020  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00021  *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00022  *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
00023  *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00024  *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00025  *   OTHER DEALINGS IN THE SOFTWARE.
00026  ***************************************************************************/
00027 #ifndef _CEGUIRenderTarget_h_
00028 #define _CEGUIRenderTarget_h_
00029 
00030 #include "CEGUI/Base.h"
00031 #include "CEGUI/EventSet.h"
00032 #include "CEGUI/EventArgs.h"
00033 #include "CEGUI/Vector.h"
00034 #include "CEGUI/Rect.h"
00035 
00036 // Start of CEGUI namespace section
00037 namespace CEGUI
00038 {
00040 class CEGUIEXPORT RenderTargetEventArgs : public EventArgs
00041 {
00042 public:
00043     RenderTargetEventArgs(RenderTarget* target):
00044         target(target)
00045     {}
00046 
00048     RenderTarget* target;
00049 };
00050 
00057 class CEGUIEXPORT RenderTarget :
00058     public EventSet,
00059     public AllocatedObject<RenderTarget>
00060 {
00061 public:
00063     static const String EventNamespace;
00064 
00069     static const String EventAreaChanged;
00070 
00080     virtual void draw(const GeometryBuffer& buffer) = 0;
00081 
00091     virtual void draw(const RenderQueue& queue) = 0;
00092 
00112     virtual void setArea(const Rectf& area) = 0;
00113 
00121     virtual const Rectf& getArea() const = 0;
00122 
00136     virtual bool isImageryCache() const = 0;
00137 
00147     virtual void activate() = 0;
00148 
00158     virtual void deactivate() = 0;
00159 
00165     virtual void unprojectPoint(const GeometryBuffer& buff,
00166                                 const Vector2f& p_in, Vector2f& p_out) const = 0;
00167 };
00168 
00169 } // End of  CEGUI namespace section
00170 
00171 #endif  // end of guard _CEGUIRenderTarget_h_
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