Beispiel #1
0
        private void AssociatedObject_MouseMove(object sender, System.Windows.Input.MouseEventArgs e)
        {
            if (!AssociatedObject.IsMouseCaptured)
            {
                return;
            }
            FrameworkElement fe               = sender as FrameworkElement;
            Canvas           canvas           = fe.FindVisualAncestor <Canvas>();
            Point            mousePosOnCanvas = e.GetPosition(canvas);

            HueElement he = fe.DataContext as HueElement;

            he.X = mousePosOnCanvas.X - clickPosition.X;
            he.Y = mousePosOnCanvas.Y - clickPosition.Y;

            if (he.X < 0)
            {
                he.X = 0;
            }
            if (he.Y < 0)
            {
                he.Y = 0;
            }

            if (he.X > canvas.ActualWidth - fe.ActualWidth)
            {
                he.X = canvas.ActualWidth - fe.ActualWidth;
            }

            if (he.Y > canvas.ActualHeight - fe.ActualHeight)
            {
                he.Y = canvas.ActualHeight - fe.ActualHeight;
            }
        }
Beispiel #2
0
        private void AssociatedObject_MouseWheel(object sender, MouseWheelEventArgs e)
        {
            if ((Keyboard.Modifiers & ModifierKeys.Control) > 0)
            {
                FrameworkElement fe = sender as FrameworkElement;
                HueElement       he = fe.DataContext as HueElement;
                int delta           = (int)Math.Round((double)e.Delta / 100);
                Console.WriteLine($"Height : {he.PanelHeight}, Width : {he.PanelWidth}");
                if ((he.PanelHeight <= 48 && delta < 0) || (he.PanelHeight >= 120 && delta > 0))
                {
                    delta = 0;
                }
                Console.WriteLine(delta);
                he.PanelHeight += delta;
                he.PanelWidth  += delta;
                he.ImageHeight += delta;
                he.ImageWidth  += delta;


                if (he.PanelHeight < 48)
                {
                    he.Label = he.Id;
                }

                e.Handled = true;
            }
        }