/**
 * This class will generate a map containing worms
 * rocks, an otter and a crab
 * 
 * @author Derek Peacock 
 * @version 1.0
 */
public class Sandscape  
{
    // instance variables - replace the example below with your own
    private SandWorld world;

    private Crab scott;
    
    private Otter otter;
    
    private byte noWorms;
    
    /**
     * Constructor for objects of class Sandscape
     */
    public Sandscape(SandWorld world)
    {
        this.world = world;
    }

    private void addActors(String [] rows)
    {
        byte rowNo = 0;
        int width = world.getWidth() / rows[0].length();
        int height = world.getHeight() / rows.length;
        
        for(String row : rows)
        {
            for(byte pos = 0; pos < row.length(); pos++)
            {
                char c = row.charAt(pos);
                
                int x = (pos + 1) * width - width / 2;
                int y = (rowNo + 1) * height - height / 2;
                
                if(c == 'C')
                {
                    scott = new Crab();
                    world.addObject(scott, x, y);
                }
                else if(c == '#')
                {
                    Rock rock = new Rock();
                    world.addObject(rock, x, y);
                }
                else if(c == '$')
                {
                    Worm worm = new Worm();
                    world.addObject(worm, x, y);
                    noWorms++;
                }
                else if(c == 'O')
                {
                    otter = new Otter();
                    world.addObject(otter, x, y);
                }
            }
            rowNo++;
        }
    }

    
    public Crab getCrab()
    {
        return scott;
    }
    
    public Otter getOtter()
    {
        return otter;
    }
    
    public int getNoWorms()
    {
        return noWorms;
    }
    
    /**
     * Define a map containing one otter (O)
     * one Crab (C), and a number of Rocks (#)
     * and worms ($).  Each cell is 60 pixels
     * added to a world 960 x 720 pixels
     */
    public void setupLevel1()
    {
        String [] rows =
        {
            "................",
            "..O.............",
            "................",
            ".............$..",
            "................",
            "................",
            "...##...........",
            "........$.......",
            "..$.........#...",
            "....$.....####..",
            "............C...",
            "....$...........",
            
        };
        
        addActors(rows);
    }

        /**
     * Define a map containing one otter (O)
     * one Crab (C), and a number of Rocks (#)
     * and worms ($).  Each cell is 60 pixels
     * added to a world 960 x 720 pixels
     */
    public void setupLevel2()
    {
        String [] rows =
        {
            "............O...",
            "................",
            "................",
            ".$...........$..",
            "................",
            "...........$....",
            ".##......##.....",
            "........$.......",
            "..$.............",
            "....C.....$$....",
            "................",
            "....$...........",
            
        };
        
        addActors(rows);
    }
    
    
    /**
     * Define a map containing one otter (O)
     * one Crab (C), and a number of Rocks (#)
     * and worms ($).  Each cell is 60 pixels
     * added to a world 960 x 720 pixels
     */
    public void setupQuickLevel()
    {
        String [] rows =
        {
            "................",
            "..O.............",
            "................",
            "................",
            "................",
            "................",
            "...##...........",
            "................",
            "............#...",
            "..........####..",
            ".........$..C...",
            "................",
            
        };
        
        addActors(rows);
    }
    
}