/// <summary>
/// Tries to load a map.
/// </summary>
/// <param name="fileName">The path to the map file.</param>
/// <returns>Wheter it successded in loading the map.</returns>
private bool TryLoadMap(string fileName)
{
// if the map is already loaded.
if (Globals.loadedMaps.Exists(x => x.path == fileName) == true)
{
return(true);
}
try
{
// read the map and deserialize it
string readFile = File.ReadAllText(fileName);
Map map = IOManager.DeSerializeWithoutLayers(readFile, out string layerData);
// Get the tilesets that the map needs
List <Tileset> toLoad = map.tilesets;
for (int i = 0; i < toLoad.Count; i++)
{
Tileset tileset = Globals.loadedTilesets.FirstOrDefault(x => x.path == toLoad[i].path);
// is the tileset not loaded?
if (tileset == null)
{
try
{
// try to load the map.
if (TryLoadTileset(toLoad[i].path, out tileset) == false)
{
tileset = null;
}
}
catch (Exception) { }
if (tileset == null) // could not load the tileset. Tilesets should now be reselected.
{
if (MessageBox.Show(this, "Tileset not found! Please reselect the exact tileset!\n" +
"If an incorrect one is selected, then the map might not load or load incorrectly!\n" +
"The needed tileset is called " + toLoad[i].name +
"\nAnd was previously at this location:\n" + toLoad[i].path,
"Error", MessageBoxButtons.OKCancel) != DialogResult.OK)
{
return(false);
}
if (TrySelectTileset(out tileset) == false)
{
return(false);
}
}
}
toLoad[i] = tileset;
} // end for load all tilesets
// attach missing fileds to the map.
map.tilesets = toLoad;
map.path = fileName;
IOManager.AddLayerData(map, layerData);
Globals.loadedMaps.Add(map);
}
catch (Exception) // if anything went wrong show an error that the map could not be loaded.
{
MessageBox.Show(this, "Could not load the map.", "Error", MessageBoxButtons.OK);
return(false);
}
// Notify all relevant objects that a map was loaded.
RecentFiles.OpenedMap(fileName);
UpdateTabs(Globals.loadedTilesets, tilesetTabControl, TilesetTabControl_SelectedIndexChanged);
UpdateTabs(Globals.loadedMaps, mapTabControl, MapTabControl_SelectedIndexChanged);
mapTabControl.SelectedIndex = Globals.loadedMaps.Count - 1;
return(true);
}
