private void OnMouseDownEvent(object sender, MouseEventArgs e)
{
FourierButton.IsEnabled = true;
if (tbs.GetSelected() != null && tbs.GetSelected() != this)
{
tbs.GetSelected().FourierButton.IsEnabled = false;
}
win.SetSelectedWave(this);
tbs.SetSelected(this);
this.mouseDown = true;
canvas.Children.Remove(selected);
Point pOld = Mouse.GetPosition(canvas);
xOld = (int)pOld.X;
selected = new Rectangle();
selected.Height = 150;
selected.Width = 1;
selected.Fill = Brushes.Black;
selected.StrokeThickness = 1;
selected.Opacity = 0.3;
Canvas.SetTop(selected, 0);
Canvas.SetLeft(selected, pOld.X);
canvas.Children.Add(selected);
}
