/// <summary>
/// Raises the <see cref="E:System.Windows.Forms.Control.MouseWheel"/> event.
/// </summary>
/// <param name="e">
/// A <see cref="T:System.Windows.Forms.MouseEventArgs"/> that contains the event data.
/// </param>
protected override void OnMouseWheel(MouseEventArgs e)
{
base.OnMouseWheel(e);
bool isControlDown = ModifierKeys == Keys.Control;
var m = new ZoomStepManipulator(this, e.Delta * 0.001, isControlDown);
m.Started(new ManipulationEventArgs(ConverterExtensions.ToScreenPoint(e.Location)));
}
/// <summary>
/// Creates the manipulation event args.
/// </summary>
/// <param name="e">
/// The MouseEventArgs instance containing the event data.
/// </param>
/// <returns>
/// A manipulation event args object.
/// </returns>
ManipulationEventArgs CreateManipulationEventArgs(MouseEventArgs e)
{
return(new ManipulationEventArgs(ConverterExtensions.ToScreenPoint(e.Location)));
}