private void RefreshTerrain()
{
int terrain;
for (int i = Constants.AUTO_IDS; i < this.Tileset.terrain_tags.xsize; i++)
{
terrain = this.Tileset.terrain_tags[i];
_currentColor = (_currentId == i) ? Color.White : _semiTransparent;
_batch.Draw(IconCache.Terrain(terrain), this.GetTileVector(i), _currentColor);
}
}