/// <summary>
/// Opens the current instance of the <see cref="RadRadialMenu"/>.
/// </summary>
internal void Open()
{
if (this.TargetElement != null)
{
var behavior = RadRadialContextMenu.GetBehavior(this.TargetElement);
if (behavior != null)
{
behavior.AttachToTargetElement();
}
}
this.model.ShowView();
if (this.TargetElement != null)
{
PopupService.DisplayOverlay();
}
this.CalculateRingsAspectRatio();
if (this.model.viewState.StartAngleLevels.Count > 0)
{
this.model.Layout.StartAngle = this.model.viewState.StartAngleLevels[0];
this.model.UpdateRingsRadius();
}
}