RuinTower.java

package greymerk.roguelike.dungeon.towers;

import java.util.Random;

import greymerk.roguelike.theme.ITheme;
import greymerk.roguelike.worldgen.Cardinal;
import greymerk.roguelike.worldgen.Coord;
import greymerk.roguelike.worldgen.IBlockFactory;
import greymerk.roguelike.worldgen.IStair;
import greymerk.roguelike.worldgen.IWorldEditor;
import greymerk.roguelike.worldgen.blocks.BlockType;
import greymerk.roguelike.worldgen.shapes.RectSolid;

public class RuinTower implements ITower {

	@Override
	public void generate(IWorldEditor editor, Random rand, ITheme theme, Coord origin) {

		IBlockFactory air = BlockType.get(BlockType.AIR);
		IBlockFactory blocks = theme.getPrimary().getWall();
		IStair stair = theme.getPrimary().getStair();
		Coord floor = Tower.getBaseCoord(editor, origin);
		
		Coord cursor;
		Coord start;
		Coord end;
		
		RectSolid.fill(editor, rand, 
				new Coord(origin.getX() - 4, floor.getY() + 1, origin.getZ() - 4),
				new Coord(origin.getX() + 4, floor.getY() + 3, origin.getZ() + 4),
				air);
		
		RectSolid.fill(editor, rand, 
				new Coord(origin.getX() - 3, floor.getY() - 5, origin.getZ() - 3),
				new Coord(origin.getX() + 3, floor.getY(), origin.getZ() + 3),
				blocks);
		
		RectSolid.fill(editor, rand,
				new Coord(origin.getX() - 2, origin.getY() + 10, origin.getZ() - 2),
				new Coord(origin.getX() + 2, floor.getY() - 1, origin.getZ() + 2),
				blocks, false, true);
		
		for(int i = floor.getY(); i >= origin.getY(); --i){
			editor.spiralStairStep(rand, new Coord(origin.getX(), i, origin.getZ()), stair, theme.getPrimary().getPillar());
		}
		
		for(Cardinal dir : Cardinal.directions){
			for(Cardinal orth : Cardinal.orthogonal(dir)){
				cursor = new Coord(floor);
				cursor.add(dir, 4);
				cursor.add(orth);
				RectSolid.fill(editor, rand,
						new Coord(cursor), 
						new Coord(cursor.getX(), cursor.getY() + 1 + rand.nextInt(3), cursor.getZ()), 
						blocks);
				cursor.add(orth);
				RectSolid.fill(editor, rand,
						new Coord(cursor), 
						new Coord(cursor.getX(), cursor.getY() + 1 + rand.nextInt(2), cursor.getZ()), 
						blocks);
			}
			
			start = new Coord(floor);
			start.add(Cardinal.DOWN);
			start.add(dir, 4);
			end = new Coord(start.getX(), origin.getY() + 10, start.getZ());
			start.add(Cardinal.left(dir), 2);
			end.add(Cardinal.right(dir), 2);
			RectSolid.fill(editor, rand, start, end, blocks, true, false);
			
			cursor = new Coord(floor);
			cursor.add(dir, 3);
			cursor.add(Cardinal.left(dir), 3);
			RectSolid.fill(editor, rand,
					new Coord(cursor.getX(), origin.getY() + 20, cursor.getZ()), 
					new Coord(cursor.getX(), floor.getY() + 2 + rand.nextInt(4), cursor.getZ()), 
					blocks, true, false);
		}

	}

}