private void OnBrushClicked(object sender, EventArgs e)
        {
            foreach (Control c in BrushContainer.Controls)
            {
                if (c is conBrush)
                {
                    conBrush b = c as conBrush;

                    if (b == sender)
                    {
                        b.IsSelected = true;

                        // Pass our brush mask to our landscape
                        if (CurrentLandscape != null)
                        {
                            CurrentLandscape.BrushMask = b.BrushImage;
                        }
                    }
                    else
                    {
                        b.IsSelected = false;
                    }

                    b.Invalidate();
                }
            }
        }
        public conBrushSettings(IAddinHost host)
        {
            SetGuid("d299c928-f001-4ad9-b85c-9b9fdd25e068");

            InitializeComponent();

            Host = host;

            // Create our Round Brush
            conBrush b1 = new conBrush();

            b1.BrushImage = Resource1.RoundBrush;
            b1.Click     += OnBrushClicked;
            BrushContainer.Controls.Add(b1);

            // Create our Square Brush
            conBrush b2 = new conBrush();

            b2.BrushImage = Resource1.SquareBrush;
            b2.Click     += OnBrushClicked;
            BrushContainer.Controls.Add(b2);
        }