Class PresenterBase

Base class for all System.Windows.Controls.Control instances that represent charting engine logical models.

Inheritance
System.Object
RadControlBase
PresenterBase
ChartElementPresenter
RadChartBase
Inherited Members
Namespace: Telerik.Windows.Controls.ChartView
Assembly: Telerik.Windows.Controls.Chart.dll

Syntax

public abstract class PresenterBase : RadControlBase, IChartElementPresenterWithMargin, IChartElementPresenter

Constructors

PresenterBase()

Initializes a new instance of the PresenterBase class.

Declaration
protected PresenterBase()

Fields

InfinityPoint

Represents a System.Windows.Point structure, which Width and Height members are set to double.PositiveInfinity.

Declaration
public static readonly Point InfinityPoint
Field Value
System.Windows.Point

InfinitySize

Represents a System.Windows.Size structure, which Width and Height members are set to double.PositiveInfinity.

Declaration
public static readonly Size InfinitySize
Field Value
System.Windows.Size

Properties

RenderSurface

Gets the System.Windows.Controls.Canvas instance used as a visual parent for all the child UI elements.

Declaration
protected Canvas RenderSurface { get; }
Property Value
System.Windows.Controls.Canvas

Methods

CreateContentPresenter(Object, DataTemplate)

Creates a System.Windows.Controls.ContentPresenter associated with the specified content and template.

Declaration
protected ContentPresenter CreateContentPresenter(object content, DataTemplate template)
Parameters
System.Object content

System.Windows.DataTemplate template

Returns
System.Windows.Controls.ContentPresenter

InvalidatePalette()

Re-applies the owning chart's palette.

Declaration
public void InvalidatePalette()
Implements

MeasureNodeOverride(ChartNode, Object)

Core entry point for calculating the size of a node's content.

Declaration
protected virtual RadSize MeasureNodeOverride(ChartNode node, object content)
Parameters
ChartNode node

System.Object content

Returns
RadSize

OnApplyTemplate()

When overridden in a derived class, is invoked whenever application code or internal processes (such as a rebuilding layout pass) call System.Windows.Controls.Control.ApplyTemplate. In simplest terms, this means the method is called just before a UI element displays in an application. For more information, see Remarks.

Declaration
public override void OnApplyTemplate()
Overrides

OnInitialized(EventArgs)

Raises the System.Windows.FrameworkElement.Initialized event. This method is invoked whenever System.Windows.FrameworkElement.IsInitialized is set to true internally.

Declaration
protected override void OnInitialized(EventArgs e)
Parameters
System.EventArgs e

The System.Windows.RoutedEventArgs that contains the event data.

RefreshNode(ChartNode)

Invalidates the visual representation of the specified logical node.

Declaration
public void RefreshNode(ChartNode node)
Parameters
ChartNode node

Implements

RefreshNodeCore(ChartNode)

Performs the core logic that invalidates the visual representation of the specified logical node.

Declaration
protected virtual void RefreshNodeCore(ChartNode node)
Parameters
ChartNode node

Explicit Interface Implementations

IChartElementPresenter.IsVisible

Gets a value indicating whether this instance is visible.

Declaration
bool IChartElementPresenter.IsVisible { get; }
Returns
System.Boolean

Implements
Remarks

This property supports the RadChart infrastructure and is not intended to be used directly from your code.

IChartElementPresenter.MeasureContent(ChartNode, Object)

Retrieves the desired size for the specified node's content.

Declaration
RadSize IChartElementPresenter.MeasureContent(ChartNode owner, object content)
Parameters
ChartNode owner

System.Object content

Returns
RadSize

Implements

IChartElementPresenter.MeasureVisual(ChartNode, RadSize)

Declaration
RadSize IChartElementPresenter.MeasureVisual(ChartNode visualModel, RadSize availableSize)
Parameters
ChartNode visualModel

RadSize availableSize

Returns
RadSize

Implements

Extension Methods