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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2006 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
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* 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.
*
* $Header$
*
*/
#ifndef BASE_COSTUME_H
#define BASE_COSTUME_H
#include "common/scummsys.h"
#include "scumm/actor.h" // for CostumeData
namespace Scumm {
#if !defined(__GNUC__)
#pragma START_PACK_STRUCTS
#endif
struct CostumeInfo {
uint16 width, height;
int16 rel_x, rel_y;
int16 move_x, move_y;
} GCC_PACK;
#if !defined(__GNUC__)
#pragma END_PACK_STRUCTS
#endif
#ifdef PALMOS_68K
extern const byte *smallCostumeScaleTable;
extern const byte *bigCostumeScaleTable;
#else
extern const byte smallCostumeScaleTable[256];
extern const byte bigCostumeScaleTable[768];
#endif
class Actor;
class ScummEngine;
struct VirtScreen;
class BaseCostumeLoader {
protected:
ScummEngine *_vm;
public:
BaseCostumeLoader(ScummEngine *vm) : _vm(vm) {}
virtual ~BaseCostumeLoader() {}
virtual void loadCostume(int id) = 0;
virtual byte increaseAnims(Actor *a) = 0;
virtual void costumeDecodeData(Actor *a, int frame, uint usemask) = 0;
bool hasManyDirections(int id) { return false; }
};
/**
* Base class for both ClassicCostumeRenderer and AkosRenderer.
*/
class BaseCostumeRenderer {
public:
Common::Rect _clipOverride;
byte _actorID;
byte _shadow_mode;
byte *_shadow_table;
int _actorX, _actorY;
byte _zbuf;
byte _scaleX, _scaleY;
int _draw_top, _draw_bottom;
byte _paletteNum;
bool _skipLimbs;
bool _actorDrawVirScr;
protected:
ScummEngine *_vm;
// Destination
Graphics::Surface _out;
int32 _numStrips;
// Source pointer
const byte *_srcptr;
// current move offset
int _xmove, _ymove;
// whether to draw the actor mirrored
bool _mirror;
// width and height of cel to decode
int _width, _height;
struct Codec1 {
// Parameters for the original ("V1") costume codec.
const byte *scaletable;
byte mask, shr;
byte repcolor;
byte replen;
int scaleXstep;
int x, y;
int scaleXindex, scaleYindex;
int skip_width;
byte *destptr;
const byte *mask_ptr;
};
public:
BaseCostumeRenderer(ScummEngine *scumm) {
_actorID = 0;
_shadow_mode = 0;
_shadow_table = 0;
_actorX = _actorY = 0;
_zbuf = 0;
_scaleX = _scaleY = 0;
_draw_top = _draw_bottom = 0;
_vm = scumm;
_numStrips = -1;
_srcptr = 0;
_xmove = _ymove = 0;
_mirror = false;
_width = _height = 0;
_skipLimbs = 0;
_paletteNum = 0;
}
virtual ~BaseCostumeRenderer() {}
virtual void setPalette(byte *palette) = 0;
virtual void setFacing(const Actor *a) = 0;
virtual void setCostume(int costume, int shadow) = 0;
byte drawCostume(const VirtScreen &vs, int numStrips, const Actor *a, bool drawToBackBuf);
protected:
virtual byte drawLimb(const Actor *a, int limb) = 0;
void codec1_ignorePakCols(Codec1 &v1, int num);
};
} // End of namespace Scumm
#endif
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