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CEGUIDirectFBTexture.h
1 /***********************************************************************
2  filename: CEGUIDirectFBTexture.h
3  created: Tue Mar 10 2009
4  author: Paul D Turner (parts based on code by Keith Mok)
5 *************************************************************************/
6 /***************************************************************************
7  * Copyright (C) 2004 - 2009 Paul D Turner & The CEGUI Development Team
8  *
9  * Permission is hereby granted, free of charge, to any person obtaining
10  * a copy of this software and associated documentation files (the
11  * "Software"), to deal in the Software without restriction, including
12  * without limitation the rights to use, copy, modify, merge, publish,
13  * distribute, sublicense, and/or sell copies of the Software, and to
14  * permit persons to whom the Software is furnished to do so, subject to
15  * the following conditions:
16  *
17  * The above copyright notice and this permission notice shall be
18  * included in all copies or substantial portions of the Software.
19  *
20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
23  * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
24  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
25  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
26  * OTHER DEALINGS IN THE SOFTWARE.
27  ***************************************************************************/
28 #ifndef _CEGUIDirectFBTexture_h_
29 #define _CEGUIDirectFBTexture_h_
30 
31 #include "../../CEGUITexture.h"
32 #include "CEGUIDirectFBRenderer.h"
33 
34 // Start of CEGUI namespace section
35 namespace CEGUI
36 {
37 
39 class DirectFBTexture : public Texture
40 {
41 public:
43  IDirectFBSurface* getDirectFBSurface() const;
44 
45  // implement interface for Texture
46  const Size& getSize() const;
47  const Size& getOriginalDataSize() const;
48  const Vector2& getTexelScaling() const;
49  void loadFromFile(const String& filename, const String& resourceGroup);
50  void loadFromMemory(const void* buffer, const Size& buffer_size,
51  PixelFormat pixel_format);
52  void saveToMemory(void* buffer);
53 
54 protected:
55  // friends to allow renderer to construct and destroy texture objects
56  friend Texture& DirectFBRenderer::createTexture();
57  friend Texture& DirectFBRenderer::createTexture(const String&, const String&);
58  friend Texture& DirectFBRenderer::createTexture(const Size&);
59  friend void DirectFBRenderer::destroyTexture(Texture&);
60 
62  DirectFBTexture(IDirectFB& directfb);
64  DirectFBTexture(IDirectFB& directfb, const String& filename,
65  const String& resourceGroup);
67  DirectFBTexture(IDirectFB& directfb, const Size& size);
69  ~DirectFBTexture();
70 
72  void cleanupDirectFBTexture();
74  void updateCachedScaleValues();
75 
77  IDirectFB& d_directfb;
79  IDirectFBSurface* d_texture;
81  Size d_size;
83  Size d_dataSize;
85  Vector2 d_texelScaling;
86 };
87 
88 } // End of CEGUI namespace section
89 
90 #endif // end of guard _CEGUIDirectFBTexture_h_