ig.module( 'impact.map' ) .defines(function(){ "use strict"; ig.Map = ig.Class.extend({ tilesize: 8, width: 1, height: 1, data: [[]], name: null, init: function( tilesize, data ) { this.tilesize = tilesize; this.data = data; this.height = data.length; this.width = data[0].length; }, getTile: function( x, y ) { var tx = Math.floor( x / this.tilesize ); var ty = Math.floor( y / this.tilesize ); if( (tx >= 0 && tx < this.width) && (ty >= 0 && ty < this.height) ) { return this.data[ty][tx]; } else { return 0; } }, setTile: function( x, y, tile ) { var tx = Math.floor( x / this.tilesize ); var ty = Math.floor( y / this.tilesize ); if( (tx >= 0 && tx < this.width) && (ty >= 0 && ty < this.height) ) { this.data[ty][tx] = tile; } } }); });