63 lines
2.0 KiB
C++
63 lines
2.0 KiB
C++
/***************************************************************************
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alienBlaster
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Copyright (C) 2004
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Paul Grathwohl, Arne Hormann, Daniel Kuehn, Soenke Schwardt
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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***************************************************************************/
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#ifndef SURFACE_DB_HH
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#define SURFACE_DB_HH
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#include "SDL.h"
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#include "SdlForwardCompat.h"
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#include <string>
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#include <map>
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#include <functional>
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typedef std::map<std::string, SdlCompat_AcceleratedSurface *, std::greater<std::string> > StringSurfaceMap;
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class SurfaceDB;
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extern SurfaceDB surfaceDB;
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/* Framework for convenient loading and management of SDL_Surfaces.
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Every surface has a transparent color (default violet).
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If the requested surface was already loaded it is not loaded again,
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instead the old surface is returned.
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The clients of the surface may use the surface for blitting, but they must
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not change (especially delete) it.
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*/
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class SurfaceDB {
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public:
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SurfaceDB( Uint8 transparentR=255,
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Uint8 transparentG=0,
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Uint8 transparentB=255 );
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~SurfaceDB();
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SdlCompat_AcceleratedSurface *loadSurface( std::string fn, bool alpha=false );
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private:
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StringSurfaceMap surfaceDB;
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Uint8 transR, transG, transB;
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SdlCompat_AcceleratedSurface *getSurface( std::string fn );
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};
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#endif //#ifndef SURFACE_DB_HH
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