private void WaitForCurrentAnimationToComplete()
{
if (_CurrentAnimation != null)
{
DateTime start = DateTime.Now;
while (!_CurrentAnimation.IsDisposed)
{
Application.DoEvents();
if (DateTime.Now.Subtract(start).TotalMilliseconds > 1000)
{
AbortCurrentAnimation();
break;
}
}
_CurrentAnimation = null;
}
}
private void AbortCurrentAnimation()
{
Animation.Animation anim = _CurrentAnimation;
_CurrentAnimation = null;
if (anim != null)
{
anim.Stop();
anim.Dispose();
}
}
internal void Open()
{
if (_IsOpening) return;
try
{
_IsOpening = true;
this.Displayed = true;
WaitForCurrentAnimationToComplete();
if (this.Parent != null) // Hosted elsewhere other than RadialMenu
{
IOwnerMenuSupport ownerMenu = this.GetIOwnerMenuSupport();
if (ownerMenu != null)
{
if (_PopupProxy == null) _PopupProxy = new RadialMenuPopupProxy(this);
_PopupProxy.Expanded = true;
ownerMenu.RegisterPopup(_PopupProxy);
}
}
if (_Popup == null)
{
_Popup = new RadialMenuPopup();
_Popup.DisplayItem = this;
if (_Font != null)
_Popup.Font = _Font;
else if (_RadialMenu != null)
_Popup.Font = _RadialMenu.Font;
_Popup.CreateControl();
}
if (_MenuLocation.IsEmpty)
{
if (_RadialMenu != null)
{
Point p = _RadialMenu.PointToScreen(
new Point(_RadialMenu.Width / 2, _RadialMenu.Height / 2));
p.X -= _Diameter / 2;
p.Y -= _Diameter / 2;
_Popup.Location = p;
}
else
{
Point p = Control.MousePosition;
p.X -= _Diameter / 2;
p.Y -= _Diameter / 2;
_Popup.Location = p;
}
}
else
_Popup.Location = _MenuLocation;
_Popup.Visible = true;
_Popup.Refresh();
Animation.AnimationInt anim = new DevComponents.DotNetBar.Animation.AnimationInt(
new Animation.AnimationRequest(this, "OpenState", 0, 100),
Animation.AnimationEasing.EaseOutCubic, 300);
anim.AutoDispose = true;
_CurrentAnimation = anim;
anim.Start();
}
finally
{
_IsOpening = false;
}
}