public void LoadFrom(string filename)
{
this.filename = filename;
PrismMap map = PrismFile.LoadMapFrom(filename);
textureSetList.Clear();
rootLayer.Nodes.Clear();
Dictionary <PrismTexture.Tile, TextureSet.Tile> tileList = new Dictionary <PrismTexture.Tile, TextureSet.Tile>();
foreach (PrismTexture t in map.Textures)
{
TextureSet set = new TextureSet(t.Name, t.Bitmap);
foreach (PrismTexture.Tile tile in t.Tiles)
{
TextureSet.Tile newTile = new TextureSet.Tile(tile.Name, set, tile.UV);
tileList.Add(tile, newTile);
set.AddTile(newTile);
}
CreateTextureSet(set);
}
rootLayer = new LayerNode(map.RootLayerNode, tileList, this);
}