DF Map Viewer
Internal Data Structure:

MapSettings: {
	BLOCK_WIDTH:20,
	BLOCK_HEIGHT:20
}

LoadedMap: {
	mapSize: {
		x:418,
		y:480
	},
	mapTiles:[[].length:mapHeightInTiles].length:mapWidthInTiles,
	
	tileIndex:BitmapData,
	numberOfTiles:440,
	tileSize: {
		x:16,
		y:16
	},
	tileIndexSize: {
		x:21,
		y:21
	}
}

VisibleMap: {
	blockSize: {
		x:Math.ceil(mapWidthInTiles/MapSettings.BLOCK_WIDTH),
		y:Math.ceil(mapHeightInTiles/MapSettings.BLOCK_HEIGHT)
	},
	Blocks[[].length:blocksWide].length:blocksHigh	
}

CurrentView {
	tileView:{x, y},
	viewOffset:{x, y},
	maskSize:{x, y},
	dragStart:{x, y}
}

// Sub objects
Block {
	mc:MovieClip,
	image:BitmapData,
	rendered:Boolean,
	x:Number,
	y:Number
}

// Display controllers and helpers
InteractiveMap {
	mask:MovieClip,
	viewPane: {
		mapBlocks:MovieClip
	}
	setView(x, y):Function,
	
	
}