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SmartLabelsController

Class

Creates a new instance of SmartLabelsController which handles the smart labels placement in RadChartView.

Definition

Assembly:Telerik.WinControls.ChartView.dll

Syntax:

public class SmartLabelsController : ChartViewController, INotifyPropertyChanged

Initializes a new instance of the SmartLabelsController class.

public SmartLabelsController()

Gets or sets the strategy used for resolving label collisions.

public SmartLabelsStrategyBase Strategy { get; set; }

Property Value:

The strategy.

Calculates the labels positions using the current strategy.

public virtual void CalculateLabelsPositions(ChartSeriesCollection series, Rectangle plotArea)

All the series in the chart view.

The plot area.

This method is called when the controller is added to the controllers collection of an area.

protected override void ControllerAdded(ChartView view)

Parameters:viewChartView

The view.

This method is called when the controller is removed from the controllers collection of an area.

protected override void ControllerRemoved()

Gets the default strategy for a given area type.

protected virtual SmartLabelsStrategyBase GetDefaultStrategy(ChartArea area)

Parameters:areaChartArea

The area.

Returns:

The default strategy for the given area.

Registers a custom strategy with a list of compatible series. Custom strategies inheriting the FourPositionsLabelsStrategy, EightPositionsLabelsStrategy, PieTwoLabelColumnsStrategy, or the VerticalAdjusmentLabelsStrategy strategy may not be registered as they can use the compatible series for their base type.

public virtual void RegisterCustomStrategyWithSeries(Type type, List<Type> series = null)

Parameters:typeTypeseriesList<Type>

protected virtual void UpdateDefaultStrategies(Type newStrategy)

Parameters:newStrategyType