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/* ScummVM - Scumm Interpreter
 * Copyright (C) 2004 Ivan Dubrov
 * Copyright (C) 2004-2005 The ScummVM project
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 * $Header: /cvsroot/scummvm/scummvm/gob/scenery.h,v 2005/10/18 02:11:18 sev Exp $

namespace Gob {

typedef struct Scen_PieceDesc {
      int16 left;       //NOTE:
      int16 right;            //These are stored in Little Endian format
      int16 top;        //And should be converted by client code when accessed
      int16 bottom;           //i.e. use FROM_LE_16()
} GCC_PACK Scen_PieceDesc;

typedef struct Scen_StaticPlane {
      int8 pictIndex;
      int8 pieceIndex;
      int8 drawOrder;
      int16 destX;
      int16 destY;
      int8 transp;
} GCC_PACK Scen_StaticPlane;

typedef struct Scen_StaticLayer {
      int16 backResId;
      int16 planeCount;
      Scen_StaticPlane planes[1];
} GCC_PACK Scen_StaticLayer;

// Animations

typedef struct Scen_AnimFramePiece {
      byte pictIndex;
      byte pieceIndex;
      int8 destX;
      int8 destY;
      int8 notFinal;
} GCC_PACK Scen_AnimFramePiece;

typedef struct Scen_AnimLayer {
      int16 unknown0;
      int16 posX;
      int16 posY;
      int16 animDeltaX;
      int16 animDeltaY;
      int8 transp;
      int16 framesCount;
      Scen_AnimFramePiece frames[1];
} GCC_PACK Scen_AnimLayer;

typedef struct Scen_Static {
      int16 layersCount;
      Scen_StaticLayer **layers;
      Scen_PieceDesc **pieces;
      int8 *piecesFromExt;
      char *dataPtr;
} Scen_Static;

struct Scen_Animation {
      int16 layersCount;
      Scen_AnimLayer **layers;
      Scen_PieceDesc **pieces;
      int8 *piecesFromExt;
      char *dataPtr;

// Global variables

extern char scen_spriteRefs[20];
extern int16 scen_spriteResId[20];

extern char scen_staticPictToSprite[70];
extern int16 scen_staticPictCount[10];
extern Scen_Static scen_statics[10];
extern char scen_staticFromExt[10];
extern int16 scen_staticResId[10];

extern char scen_animPictToSprite[70];
extern int16 scen_animPictCount[10];
extern char scen_animFromExt[10];
extern Scen_Animation scen_animations[10];
extern int16 scen_animResId[10];

extern int16 scen_curStatic;
extern int16 scen_curStaticLayer;

extern int16 scen_toRedrawLeft;
extern int16 scen_toRedrawRight;
extern int16 scen_toRedrawTop;
extern int16 scen_toRedrawBottom;

extern int16 scen_animTop;
extern int16 scen_animLeft;

extern int16 *scen_pCaptureCounter;

// Functions

int16 scen_loadStatic(char search);
void scen_freeStatic(int16 index);
void scen_renderStatic(int16 scenery, int16 layer);
void scen_interRenderStatic(void);
void scen_interLoadCurLayer(void);
void scen_updateStatic(int16 orderFrom);
int16 scen_loadAnim(char search);
void scen_updateAnim(int16 layer, int16 frame, int16 animation, int16 flags,
    int16 drawDeltaX, int16 drawDeltaY, char doDraw);
void scen_freeAnim(int16 animation);
void scen_interUpdateAnim(void);
void scen_interStoreParams(void);

}                       // End of namespace Gob

#endif      /* __SCENERY_H */

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