/// <summary>
 /// Update the per-tile size of the grid, and redraw the grid at this size.
 /// </summary>
 private void ResizeGridButton_Click(object sender, EventArgs e)
 {
     Properties.Settings.Default["GridTileSize"] = (int)TileSizeInput.Value;
     LayoutRendererOld.tileSize = (int)TileSizeInput.Value;
     DrawCurrentMapLayout();
     if (ShowGridCheckbox.Checked)
     {
         LayoutRendererOld.DrawGrid();
     }
 }
 private void ShowGridCheckbox_CheckedChanged(object sender, EventArgs e)
 {
     Properties.Settings.Default["ShowGridLines"] = ShowGridCheckbox.Checked;
     if (ShowGridCheckbox.Checked)
     {
         LayoutRendererOld.DrawGrid();
     }
     else
     {
         LayoutRendererOld.HideGrid();
     }
 }