public void TestHandleRectangleButtonClicked()
 {
     _drawingPresentationModel.HandleRectangleButtonClicked();
     Assert.IsTrue(_buttonEnabledStatesManager.IsCalledHandleRectangleButtonClicked);
 }
 /// <summary>
 /// Handles the rectangle button clicked.
 /// </summary>
 private void HandleRectangleButtonClicked(object sender, EventArgs eventArguments)
 {
     _drawingPresentationModel.HandleRectangleButtonClicked();
     _model.SetCurrentShapeDrawerType(ShapeDrawerType.Rectangle);
 }