Small bug fix

Additional check to avoid System.InvalidCastException
THGSCST · Aug 22, 2023 · a7f4fe1 · a7f4fe1
1 parent 79b991c
commit a7f4fe1
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/Tools/SPRTYL2PNG/MainWindow.xaml.cs b/Tools/SPRTYL2PNG/MainWindow.xaml.cs
@@ -56,8 +56,12 @@ private void UpdatePreviewPanel()
                 previewPanel.Children.Add(spriteImage[i]);
             }
 
-            var tg = (TileSet)loadedGraphics;
-            if (tg.TileSetGroupInformation != null)
+            TileSet tg = null;
+
+            if(loadedGraphics is TileSet)
+               tg = (TileSet)loadedGraphics;
+
+            if (tg != null && tg.TileSetGroupInformation != null)
             {
                 tileColumnDef.Width = new GridLength(250);
                 var spriteTileImage = new Image[tg.TileSetGroupInformation.Length];