/home/jasper/Project/Annchienta/annchienta/src/Layer.h

/*  This file is part of Annchienta.
 *  Copyright 2008 (C) Jasper Van der Jeugt
 *
 *  Annchienta 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.
 *
 *  Annchienta 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 Annchienta.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef ANNCHIENTA_LAYER_H
#define ANNCHIENTA_LAYER_H

#include <vector>
#include "Point.h"

namespace Annchienta
{
    class Tile;
    class Entity;
    class TileSet;
    class StaticObject;
    class Area;

    class Layer
    {

        private:
            /* Number of tiles.
             */
            int width, height;
            int opacity;

            /* Z offset
             */
            int z;

            Tile **tiles;

            /* This is another list that holds ALL entities in the
             * layer. This even includes tiles.
             */
            std::vector<Entity*> entities;
            std::vector<StaticObject*> staticObjects;
            std::vector<Area*> areas;

            TileSet *tileSet;

        public:

            /* Do not use this constructor. It's a fake one to keep
             * SWIG satisfied.
             */
            Layer();

            #ifndef SWIG
                /* Layer::setTiles MUST, I repeat, MUST be called right
                 * after this.
                 */
                Layer( TileSet *tileSet, int width, int height, int opacity, int z );
                ~Layer();

                void setTiles( Tile **tiles=0 );

                bool hasTiles() const;
            #endif


            void setOpacity( int opacity=255 );

            int getOpacity() const;

            void setZ( int z );

            int getZ() const;

            void update();

            void draw() const;

            void depthSort();

            void addObject( StaticObject *staticObject, Point position );

            void addArea( Area *area );

            void makeEmpty();

            void setTileSet( TileSet *tileSet );

            TileSet *getTileSet() const;

            int getWidth() const;

            int getHeight() const;

            Tile *getTile( int x, int y );

            StaticObject *getObject( int num ) const;

            StaticObject *getObject( const char *name ) const;

            int getNumberOfObjects() const;

            void removeObject( StaticObject *staticObject );

            Area *getArea( int num ) const;

            int getNumberOfAreas() const;
    };
};

#endif

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