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LibN2L


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(libN2L-4)


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LibN2L-4 Library Code Reference

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video

cSurfaceInterface.h

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00001 /************************************************************************
00002 Nova-2 Library (libN2L, or simply n2l) Game development C++ Library
00003 Copyright (C) 2003  Aaron Cameron
00004 
00005 This library is free software; you can redistribute it and/or
00006 modify it under the terms of the GNU Lesser General Public
00007 License as published by the Free Software Foundation; either
00008 version 2.1 of the License, or (at your option) any later version.
00009 
00010 This library is distributed in the hope that it will be useful,
00011 but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013 Lesser General Public License for more details.
00014 
00015 You should have received a copy of the GNU Lesser General Public
00016 License along with this library; if not, write to the Free Software
00017 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
00018 
00019 A copy of the GNU Lesser General Public License has been provided with
00020 this library in the file 'COPYING'.
00021 
00022 Contact information for the author of this library has been provided
00023 with this library in the file 'AUTHOR'.
00024 ************************************************************************/
00025 #ifndef _n2l4_cSurfaceInterface_H
00026 #define _n2l4_cSurfaceInterface_H
00027 
00028 #include "n2l/n2l.h"
00029 #include "n2l/vfs.h"
00030 #include "n2l/geometry.h"
00031 
00032 #include "SDL_video.h"
00033 
00034 namespace n2l
00035 {
00036     class cPixelFormat;
00037     class cSurfaceProperties;
00038     class cSurfaceInterface
00039     {
00040     public:
00041         cSurfaceInterface();
00042         virtual ~cSurfaceInterface();
00043 
00044 //      virtual void assign( const cSurfaceInterface & iSurface ) = 0;
00045 
00046 
00055         virtual void blit(  const tVector2s & iDestPos,
00056                             const cSurfaceInterface & iSurface,
00057                             const tRectangle2u & iSrcRect =
00058                                 tRectangle2u(   tVector2u(0,0),
00059                                                 tVector2u(0,0) ) ) = 0;
00060 
00068         virtual const tBool empty() const = 0;
00069 
00070 
00077         virtual const cPixelFormat & format() const = 0;
00078 
00079 
00085         virtual const cSurfaceProperties & properties() const = 0;
00086         
00087 
00089         virtual void load( const cVfsNodeInterface & iFile ) = 0;
00090 
00091 
00097         virtual void supportedFileFormats( tFileFormatList & oFormatList ) const = 0;
00098 
00115         virtual const void * const aquireROBuffer() const = 0;
00116 
00122         virtual void releaseROBuffer() const = 0;
00123 
00130         virtual const tBool supportsRWBuffer() const = 0;
00131 
00143         virtual void * const aquireRWBuffer() = 0;
00144 
00147         virtual void releaseRWBuffer() const = 0;
00148 
00149 
00172         virtual const tBool surfaceIsSupported(
00173                             const cPixelFormat & iFormat,
00174                             const cSurfaceProperties & iProperties ) const = 0;
00175         
00176 
00178         virtual void free() = 0;
00179 
00180 
00182         virtual SDL_Surface * const rawSurface() const = 0;
00183 
00184     }; // class
00185 
00186 
00187 } // namespace n2l
00188 
00189 #endif
©2012 Aaron Cameron