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/* ScummVM - Scumm Interpreter
 * Copyright (C) 2001  Ludvig Strigeus
 * Copyright (C) 2001-2003 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Header$
 *
 */

#ifndef BASE_COSTUME_H
#define BASE_COSTUME_H

class Scumm;


struct BaseCostumeRenderer {
public:
	byte _dirty_id;

	byte _shadow_mode;
	byte *_shadow_table;

	int _actorX, _actorY;
	byte _zbuf;
	byte _scaleX, _scaleY;

	int _draw_top, _draw_bottom;

protected:
	Scumm *_vm;
	int32 _numStrips;

	// current move offset
	int _xmove, _ymove;

	// whether to draw the actor mirrored
	bool _mirror;

	// width and height of cel to decode
	int _width, _height;

public:
	BaseCostumeRenderer(Scumm *scumm) {
		_dirty_id = 0;
		_shadow_mode = 0;
		_shadow_table = 0;
		_actorX = _actorY = 0;
		_zbuf = 0;
		_scaleX = _scaleY = 0;
		_draw_top = _draw_bottom = 0;
		
		_vm = scumm;
		_numStrips = _vm->gdi._numStrips;
		_xmove = _ymove = 0;
		_mirror = false;
		_width = _height = 0;
	}

	virtual void setPalette(byte *palette) = 0;
	virtual void setFacing(Actor *a) = 0;
	virtual void setCostume(int costume) = 0;

	byte drawCostume(const CostumeData &cost) {
		int i;
		byte result = 0;
	
		_xmove = _ymove = 0;
		for (i = 0; i < 16; i++)
			result |= drawLimb(cost, i);
		return result;
	}

protected:
	virtual byte drawLimb(const CostumeData &cost, int limb) = 0;

};

#endif