Crazy Eddie's GUI System  0.8.7
RendererModules/DirectFB/RenderTarget.h
1 /***********************************************************************
2  created: Tue Mar 10 2009
3  author: Paul D Turner (parts based on code by Keith Mok)
4 *************************************************************************/
5 /***************************************************************************
6  * Copyright (C) 2004 - 2009 Paul D Turner & The CEGUI Development Team
7  *
8  * Permission is hereby granted, free of charge, to any person obtaining
9  * a copy of this software and associated documentation files (the
10  * "Software"), to deal in the Software without restriction, including
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12  * distribute, sublicense, and/or sell copies of the Software, and to
13  * permit persons to whom the Software is furnished to do so, subject to
14  * the following conditions:
15  *
16  * The above copyright notice and this permission notice shall be
17  * included in all copies or substantial portions of the Software.
18  *
19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
22  * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
23  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
24  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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27 #ifndef _CEGUIDirectFBRenderTarget_h_
28 #define _CEGUIDirectFBRenderTarget_h_
29 
30 #include "../../RenderTarget.h"
31 #include "../../Rect.h"
32 #include <directfb.h>
33 
34 // Start of CEGUI namespace section
35 namespace CEGUI
36 {
37 class DirectFBRenderer;
38 
41 {
42 public:
44  DirectFBRenderTarget(DirectFBRenderer& owner, IDirectFBSurface& target);
45 
46  // Implement RenderTarget interface
47  void draw(const GeometryBuffer& buffer);
48  void draw(const RenderQueue& queue);
49  void setArea(const Rectf& area);
50  const Rectf& getArea() const;
51  bool isImageryCache() const;
52  void activate();
53  void deactivate();
54  void unprojectPoint(const GeometryBuffer& buff,
55  const Vector2f& p_in, Vector2f& p_out) const;
56 
57 protected:
61  IDirectFBSurface& d_target;
64 };
65 
66 } // End of CEGUI namespace section
67 
68 #endif // end of guard _CEGUIDirectFBRenderTarget_h_
void activate()
Activate the render target and put it in a state ready to be drawn to.
IDirectFBSurface & d_target
IDirectFBSurface targetted by this RenderTarget.
Definition: RendererModules/DirectFB/RenderTarget.h:61
Implementation of CEGUI::RenderTarget for DirectFB.
Definition: RendererModules/DirectFB/RenderTarget.h:40
void setArea(const Rectf &area)
Set the area for this RenderTarget. The exact action this function will take depends upon what the co...
Main namespace for Crazy Eddie's GUI Library.
Definition: arch_overview.dox:1
Abstract class defining the interface for objects that buffer geometry for later rendering.
Definition: GeometryBuffer.h:42
const Rectf & getArea() const
Return the area defined for this RenderTarget.
void draw(const GeometryBuffer &buffer)
Draw geometry from the given GeometryBuffer onto the surface that this RenderTarget represents...
void unprojectPoint(const GeometryBuffer &buff, const Vector2f &p_in, Vector2f &p_out) const
Take point p_in unproject it and put the result in p_out. Resulting point is local to GeometryBuffer ...
Rectf d_area
holds defined area for the RenderTarget
Definition: RendererModules/DirectFB/RenderTarget.h:63
DirectFBRenderer & d_owner
DirectFBRenderer that created and owns this RenderTarget.
Definition: RendererModules/DirectFB/RenderTarget.h:59
bool isImageryCache() const
Return whether the RenderTarget is an implementation that caches actual rendered imagery.
Implementation of CEGUI::Renderer interface using DirectFB.
Definition: RendererModules/DirectFB/Renderer.h:44
DirectFBRenderTarget(DirectFBRenderer &owner, IDirectFBSurface &target)
Constructor.
Defines interface to some surface that can be rendered to. Concrete instances of objects that impleme...
Definition: RenderTarget.h:57
Class that represents a queue of GeometryBuffer objects to be rendered.
Definition: RenderQueue.h:52
void deactivate()
Deactivate the render target after having completed rendering.