private void UpdateTreeViewObstacles()
{
TreeNode obstaclesNode = GetObstaclesNode();
foreach (TreeNode node in obstaclesNode.Nodes)
{
TagData tagData = node.Tag as TagData;
BTBLib.Obstacle obstacle = tagData.GetObstacleLink();
node.Checked = _drawData.ContainsObstacle(obstacle);
}
}
