gistfile1.txt

@implementation BackgroundLayer

@synthesize map; // the TMXTiledMap
@synthesize layer; // convenience property for layer, since we need to access this a lot

- (void)clearMap {
  for (int x = 0; x < 30; x++) {
    for (int y = 0; y < 20; y++) {
      [self.layer setTileGID:1 at:ccp(x, y)];
    }
  }
}

- (id) init {
  self = [super init];
  if (self != nil) {
    self.map = [TMXTiledMap tiledMapWithTMXFile:TMX_NAME];
    self.layer = [map layerNamed:LAYER_NAME];
    
    // TMXTiledMap position workaround
    self.map.position = ccp(0.0, -16.0);

    [self clearMap];
    
    [self addChild:self.map z:0];
  }
  return self;
}

@end