protected override Rect GetBoundingRectangleCore()
{
if (this.Series == null || this.Series.ChartArea == null || !this.Series.ChartArea.IsTemplateApplied)
{
return(base.GetBoundingRectangleCore());
}
FrameworkElement dataPointView = SeriesVisualStatePresenter.GetDataPointView(this.DataPoint);
if (dataPointView != null)
{
return(new FrameworkElementAutomationPeer(dataPointView).GetBoundingRectangle());
}
AutomationPeer peerForElement = UIElementAutomationPeer.CreatePeerForElement((UIElement)this.Series);
if (!(this.Series is LineSeries) || this.DataPoint.View == null || peerForElement == null)
{
return(base.GetBoundingRectangleCore());
}
Point anchorPoint = this.DataPoint.View.AnchorPoint;
Rect rectangle = RectExtensions.Expand(new Rect(anchorPoint.X, anchorPoint.Y, 0.0, 0.0), 2.0, 2.0);
Rect boundingRectangle = peerForElement.GetBoundingRectangle();
Size renderSize = this.Series.SeriesPresenter.RootPanel.RenderSize;
Size size = RectExtensions.GetSize(boundingRectangle);
return(RectExtensions.Translate(RectExtensions.Transform(rectangle, (Transform) new ScaleTransform()
{
ScaleX = (size.Width / renderSize.Width),
ScaleY = (size.Height / renderSize.Height)
}), boundingRectangle.X, boundingRectangle.Y));
}
internal virtual void UpdateDataPointZIndex(DataPoint dataPoint)
{
FrameworkElement dataPointView = SeriesVisualStatePresenter.GetDataPointView(dataPoint);
if (dataPointView == null)
{
return;
}
Panel.SetZIndex((UIElement)dataPointView, dataPoint.IsSelected ? Math.Max(dataPoint.ZIndex, 32766) : Math.Max(dataPoint.ZIndex, 0));
}
internal override void OnRemoveView(DataPoint dataPoint)
{
FrameworkElement element = SeriesVisualStatePresenter.GetDataPointView(dataPoint);
if (!(element is Control) || DataPoint.GetDataPoint((DependencyObject)element) != dataPoint)
{
return;
}
element.MouseEnter -= (MouseEventHandler)((s, e) => VisualStateManager.GoToState((FrameworkElement)(element as Control), "MouseOver", true));
element.MouseLeave -= (MouseEventHandler)((s, e) => VisualStateManager.GoToState((FrameworkElement)(element as Control), "Normal", true));
}
internal override void OnUpdateView(DataPoint dataPoint)
{
FrameworkElement element = SeriesVisualStatePresenter.GetDataPointView(dataPoint);
if (element != null && DataPoint.GetDataPoint((DependencyObject)element) != dataPoint)
{
DataPoint.SetDataPoint((DependencyObject)element, dataPoint);
if (element is Control)
{
element.MouseEnter += (MouseEventHandler)((s, e) => VisualStateManager.GoToState((FrameworkElement)(element as Control), "MouseOver", true));
element.MouseLeave += (MouseEventHandler)((s, e) => VisualStateManager.GoToState((FrameworkElement)(element as Control), "Normal", true));
}
}
FrameworkElement frameworkElement = dataPoint.View == null || dataPoint.View.LabelView == null ? (FrameworkElement)null : (FrameworkElement)dataPoint.View.LabelView;
if (frameworkElement == null || DataPoint.GetDataPoint((DependencyObject)frameworkElement) == dataPoint)
{
return;
}
DataPoint.SetDataPoint((DependencyObject)frameworkElement, dataPoint);
}
internal override void UpdateDataPointZIndex(DataPoint dataPoint)
{
FrameworkElement dataPointView = SeriesVisualStatePresenter.GetDataPointView(dataPoint);
if (dataPointView == null)
{
return;
}
int val1 = dataPoint.ZIndex;
if (val1 == 0)
{
val1 = 16383 - (int)(dataPointView.Width * 50.0);
}
if (dataPoint.IsSelected)
{
val1 += 16383;
}
int num = Math.Max(Math.Min(val1, 32766), -32766);
Panel.SetZIndex((UIElement)dataPointView, num);
}
protected virtual void UpdateActualPropertiesFromDataPoint(string propertyName)
{
if (propertyName == null || propertyName == "MarkerType" || (propertyName == "MarkerSize" || propertyName == "LabelMargin"))
{
this.UpdateActualLabelMargin();
}
if (propertyName == null || propertyName == "LabelContent" || (propertyName == "ShowValueAsLabel" || propertyName == "StringFormat"))
{
this.UpdateActualLabelContent();
}
if (propertyName == null || propertyName == "IsEmpty")
{
this.UpdateActualDataPointStyle();
}
if (propertyName == null || propertyName == "Effect" || (propertyName == "UnselectedEffect" || propertyName == "IsDimmed"))
{
this.UpdateActualDataPointEffect();
}
if (propertyName == null || propertyName == "Opacity" || (propertyName == "UnselectedOpacity" || propertyName == "IsDimmed"))
{
this.UpdateActualDataPointOpacity();
}
if (propertyName == null || propertyName == "ZIndex")
{
FrameworkElement dataPointView = SeriesVisualStatePresenter.GetDataPointView(this);
if (dataPointView != null)
{
Panel.SetZIndex((UIElement)dataPointView, this.ZIndex);
}
}
if (propertyName == null || propertyName == "IsSelected")
{
if (this.Series != null && this.Series.SeriesPresenter != null)
{
this.Series.SeriesPresenter.UpdateDataPointZIndex(this);
}
if (this.Series != null)
{
this.Series.UpdateSelectedDataPointFlag(this);
this.UpdateActualDataPointOpacity();
this.UpdateActualDataPointEffect();
}
}
if (propertyName != null && !(propertyName == "ViewState"))
{
return;
}
if (this.ViewState == DataPointViewState.Hidden)
{
if (this.Series == null || this.Series.DataPoints.Contains(this))
{
return;
}
this.IsSelected = false;
}
else
{
if (this.ViewState != DataPointViewState.Showing || !this.IsNewlyAdded || (!this.IsSelected || this.Series == null))
{
return;
}
this.Series.UpdateSelectedDataPointFlag(this);
}
}
public DataPoint GetDataPointFromVisualElement(DependencyObject element)
{
return(SeriesVisualStatePresenter.GetDataPointFromSelectedElement(element, (DependencyObject)this));
}