void ItemsetViewer_Paint(object sender, EventArgs e) { if (vScroll != null && hScroll != null) { vScroll.BlitToScreen(base.Buffer); hScroll.BlitToScreen(base.Buffer); DrawTiles(); SdlDotNet.Graphics.Primitives.Box box = new SdlDotNet.Graphics.Primitives.Box(new Point((selectedTile.X - hScroll.Value) * Constants.TILE_WIDTH, (selectedTile.Y - vScroll.Value) * Constants.TILE_HEIGHT), new Size(Constants.TILE_WIDTH, Constants.TILE_HEIGHT)); base.Buffer.Draw(box, Color.Red); base.DrawBorder(); } }