sdlmanager.h

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/********************************************************************************/
/*                                                                              */
/*  Netrinjo-Engine - a library for game-development                            */
/*  Copyright (C) 2005 by Tobias Nadler                                         */
/*                                                                              */
/*  This library is free software; you can redistribute it and/or               */
/*  modify it under the terms of the GNU Lesser General Public                  */
/*  License as published by the Free Software Foundation; either                */
/*  version 2.1 of the License, or (at your option) any later version.          */
/*                                                                              */
/*  This library is distributed in the hope that it will be useful,             */
/*  but WITHOUT ANY WARRANTY; without even the implied warranty of              */
/*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU           */
/*  Lesser General Public License for more details.                             */
/*                                                                              */
/*  You should have received a copy of the GNU Lesser General Public            */
/*  License along with this library; if not, write to the Free Software         */
/*  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA   */
/*                                                                              */
/********************************************************************************/

#ifndef SDLMANAGER_H
#define SDLMANAGER_H

#include "SDL/SDL.h"
#include "tinyxml.h"
#include <list>
#include "sdlsurface.h"

#define RGB( r,g,b )    SDL_MapRGB( SdlManager::the->getDisplay()->surf()->format, r, g, b )

using namespace std;

class SdlSurfaceContainer;
class SdlAudio;
class SdlMusicList;

class DECLSPEC SdlManager
{
public:
    DECLSPEC SdlManager();
    virtual DECLSPEC ~SdlManager();

    DECLSPEC bool init();
    DECLSPEC bool init( TiXmlElement *el );
    DECLSPEC bool init( Uint32 width, Uint32 height, Uint32 &depth, bool fullscreen = true );
    DECLSPEC void destroy();

    bool isAudioInited()    { return bAudioInited; }
    bool isVideoInited()    { return bVideoInited; }

    DECLSPEC void refreshSoundVolumes();

    DECLSPEC SdlAudio *getAudioByName( const char *name );
    DECLSPEC SdlSurface *getSurfaceByName( const char *name );
    DECLSPEC SdlSurfaceContainer *getSurfacesByName( const char *name );
    DECLSPEC SdlMusicList *getMusicsByName( const char *name );
    SdlSurface *getDisplay()    { SDL_SetClipRect( surfDisplay->surf(), 0 ); return surfDisplay; }
    DECLSPEC bool getScreenSize( int &w, int &h );
    DECLSPEC SDL_Rect getScreenRect();

    DECLSPEC bool screenShot( const char *fn = 0, bool nooverwrite = true );
    static void grabInput(void) {if(bGrabInputEnabled) SDL_WM_GrabInput( SDL_GRAB_ON );}
    static void ungrabInput(void)   {SDL_WM_GrabInput( SDL_GRAB_OFF );}

    static SdlManager *the;
    DECLSPEC static SdlManager *getThe();

    static bool bGrabInputEnabled;
private:
    bool initDisplay( Uint32 w, Uint32 h, Uint32 &d, bool fullscr = true );
    bool initAudio( Uint8 channels = 2/*stereo*/, int freq = 22050, Uint16 format = AUDIO_S16SYS );
    SdlSurface *surfDisplay;

    bool bVideoInited, bAudioInited;
    Uint32 nColorDepth;
    bool bFullScreen;

    list<SdlAudio*> lAudios, lFailedAudios;
    list<SdlSurface*> lSurfaces, lFailedSurfaces;
    list<SdlSurfaceContainer*> lSurfaceContainers, lFailedSurfaceContainers;
    list<SdlMusicList*> lMusicLists;
    typedef list<SdlAudio*>::iterator AudioIter;
    typedef list<SdlSurface*>::iterator SurfaceIter;
    typedef list<SdlSurfaceContainer*>::iterator SurfacesIter;
    typedef list<SdlMusicList*>::iterator MusicsIter;

    friend class SdlAudio;
    friend class SdlSurface;
    friend class SdlSurfaceContainer;
    friend class SdlMusicList;
};

#endif

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