SyntaxConstructors   PieTwoLabelColumnsStrategy()Properties   DistanceBetweenLabelsMethods   CalculateLocations(ChartSeriesCollection, Rectangle)  CalculateOverlaps(List, Rectangle)  GetSmartLayoutSlot(PieSeries, LabelElement, Double)  OptimizeBottomUp(List, Rectangle, Boolean)  OptimizeCenterUpAndDown(List, Rectangle, Boolean)  OptimizeColumnPositions(List, Rectangle, Boolean)  OptimizeTopDown(List, Rectangle, Boolean)  ToRectangleF(RadRect)Extension Methods

Class PieTwoLabelColumnsStrategy

Represents a smart labels strategy for a pie chart that places labels in two horizontal columns of the chart without them overlapping.

Inheritance

System.Object

SmartLabelsStrategyBase

PieTwoLabelColumnsStrategy

Inherited Members

SmartLabelsStrategyBase.DistanceToLabel

System.Object.ToString()

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

Namespace: Telerik.WinControls.UI

Assembly: Telerik.WinControls.ChartView.dll

Syntax

public class PieTwoLabelColumnsStrategy : SmartLabelsStrategyBase

Constructors

PieTwoLabelColumnsStrategy()

Declaration

public PieTwoLabelColumnsStrategy()

Properties

DistanceBetweenLabels

Gets or sets the distance between labels.

Declaration

public int DistanceBetweenLabels { get; set; }

Property Value

System.Int32 The distance between labels.

Methods

CalculateLocations(ChartSeriesCollection, Rectangle)

Within this method labels' positions are calculated and are set to the SmartLocation property of each label.

Declaration

public override void CalculateLocations(ChartSeriesCollection series, Rectangle plotArea)

Parameters

ChartSeriesCollection series All the series in the current chart view.

System.Drawing.Rectangle plotArea The plot area.

Overrides

SmartLabelsStrategyBase.CalculateLocations(ChartSeriesCollection, Rectangle)

CalculateOverlaps(List<LabelElement>, Rectangle)

Calculates the overlaps of labels.

Declaration

protected virtual PieTwoLabelColumnsStrategy.ClusterizationInfo CalculateOverlaps(List<LabelElement> labels, Rectangle plotArea)

Parameters

System.Collections.Generic.List<LabelElement> labels The labels.

System.Drawing.Rectangle plotArea The plot area.

Returns

PieTwoLabelColumnsStrategy.ClusterizationInfo An object holding information on the labels collisions.

GetSmartLayoutSlot(PieSeries, LabelElement, Double)

Gets the smart layout slot for a given label.

Declaration

protected virtual Rectangle GetSmartLayoutSlot(PieSeries series, LabelElement label, double angle)

Parameters

PieSeries series The series.

LabelElement label The label.

System.Double angle The angle.

Returns

System.Drawing.Rectangle

OptimizeBottomUp(List<LabelElement>, Rectangle, Boolean)

Begind the optimization from the bottom and proceeds up.

Declaration

protected virtual void OptimizeBottomUp(List<LabelElement> labels, Rectangle plotArea, bool isLeftColumn)

Parameters

System.Collections.Generic.List<LabelElement> labels The labels.

System.Drawing.Rectangle plotArea The plot area.

System.Boolean isLeftColumn Indicates whether the left column is processed true or the right one false.

OptimizeCenterUpAndDown(List<LabelElement>, Rectangle, Boolean)

Begind the optimization from the center and proceeds up and down.

Declaration

protected virtual void OptimizeCenterUpAndDown(List<LabelElement> labels, Rectangle plotArea, bool isLeftColumn)

Parameters

System.Collections.Generic.List<LabelElement> labels The labels.

System.Drawing.Rectangle plotArea The plot area.

System.Boolean isLeftColumn Indicates whether the left column is processed true or the right one false.

OptimizeColumnPositions(List<LabelElement>, Rectangle, Boolean)

Optimizes the labels positions in the two columns.

Declaration

protected virtual void OptimizeColumnPositions(List<LabelElement> column, Rectangle plotArea, bool isLeftColumn)

Parameters

System.Collections.Generic.List<LabelElement> column The column.

System.Drawing.Rectangle plotArea The plot area.

System.Boolean isLeftColumn Indicates whether the left column is processed true or the right one false.

OptimizeTopDown(List<LabelElement>, Rectangle, Boolean)

Begind the optimization from the top and proceeds down.

Declaration

protected virtual void OptimizeTopDown(List<LabelElement> labels, Rectangle plotArea, bool isLeftColumn)

Parameters

System.Collections.Generic.List<LabelElement> labels The labels.

System.Drawing.Rectangle plotArea The plot area.

System.Boolean isLeftColumn Indicates whether the left column is processed true or the right one false.

ToRectangleF(RadRect)

Converts a RadRect to a RectangleF.

Declaration

public Rectangle ToRectangleF(RadRect rect)

Parameters

RadRect rect The rect.

Returns

System.Drawing.Rectangle

Extension Methods

SvgExtentions.Traverse<T>(T, Func<T, IEnumerable<T>>)

SvgExtentions.TraverseDepthFirst<T>(T, Func<T, IEnumerable<T>>)