public void dropBomb() {
    if (currentMap.getMapBlock(currentBlock).blockType == GameElement.BlockType.GRASS) {
        Bomb bomb = new Bomb();
        bomb.owner = this;
        bomb.currentMap = currentMap;
        bomb.setBlock(currentBlock);
        currentMap.getMapBlock(bomb.currentBlock).blockType = GameElement.BlockType.BOMB;
        currentMap.getChild("bomb").addChild(bomb);
    }
}