#ifndef	__OD2SRC_SCREENPLAYFIELD_H__
#define	__OD2SRC_SCREENPLAYFIELD_H__	1

/* OD2 - Dune II Clone
 *  
 * Copyright (C) 2009 Robert Crossfield		<robert.crossfield@strobs.com>

 * 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 3 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, see <http://www.gnu.org/licenses/>.
 *  
 * 
 * $Id$
 * 
 */

class cMapCell;

class cScreenPlayfield : public cButton<cOD2> {
    private:
	cVideoSurface		*_surfaceTileHighlight;
	cVideoSurface		*_surfaceLandscape;							// Current playfield surface
	cVideoSurface		*_surfaceUnits;								// Current unit playfield overlay
	cVideoSurface		*_surfaceFog;
	cVideoSurface		*_surfaceCellAnims;

	UPoint				 _map;							// New Map X-Y		(Top-Left of the playfield)
	UPoint				 _landscape;						// Currently drawn '_surfaceLandscape' Map X-Y (Top-Left of the playfield)
	bool				 _landscapeRedraw;

	cMapCell		   	**_mapCell;						// Current selected map cell									
	const MapInfo			&_scale;						// Current map scale

	void				 drawMapCellAnims();
	void				 drawFog();
	void				 drawLandscape();							// Draw landscape to '_surfaceLandscape'
	void				 drawObjects();								// Draw units to '_surfaceUnits'
	void				 drawUnit(cUnit *pUnit);
	void				 drawTileSquares(word pMapIndex, cStructure *pStructure);			// 
	void				 drawTileSquare(UPoint pMap);	//

	bool				 scrollCheck(UPoint p);

    public:

	cScreenPlayfield(cOD2 *pEngine, cInterface< cOD2 > *pParent);
	~cScreenPlayfield();

	void				screenPrep();
	virtual void			draw();

	virtual bool			mouseMove(UPoint p);

	void				buttonClear();
	virtual void			buttonPressLeft(UPoint p);
	virtual void			buttonPressRight(UPoint p);
	virtual void			buttonReleaseLeft(UPoint p);
	virtual void			buttonReleaseRight(UPoint p);

	inline void			mapTacticalSet(UPoint p) { _map = p; redrawSet(); }		// Set playfield map location

	inline UPoint			getMap() { return _map; }

	inline void			redrawLandscapeSet()	{ _landscapeRedraw = true; cButton<cOD2>::redrawSet(); }
};

#endif // __OD2SRC_SCREENPLAYFIELD_H__