Class RotationService

Represents a rotation service.

Inheritance
System.Object
GraphServiceBase
RotationService
Inherited Members
Namespace: Telerik.Windows.Diagrams.Core
Assembly: Telerik.Windows.Diagrams.Core.dll

Syntax

public class RotationService : GraphServiceBase, IRotationService

Constructors

RotationService(IGraphInternal)

Initializes a new instance of the RotationService class.

Declaration
public RotationService(IGraphInternal graph)
Parameters
IGraphInternal graph

Properties

IsRotating

Gets a value indicating whether this instance is rotating.

Declaration
public bool IsRotating { get; }
Property Value
System.Boolean

True if this instance is rotating; otherwise, false.
Implements

RotationOrigin

Gets or sets the rotation origin for the rotation operation.

Declaration
public Point RotationOrigin { get; set; }
Property Value
System.Windows.Point

The rotation origin.

Methods

CalculateRotationAngle(Point)

Calculates the rotation angle from the new point.

Declaration
protected virtual double CalculateRotationAngle(Point newPoint)
Parameters
System.Windows.Point newPoint

The new point.
Returns
System.Double

CompleteRotate(Point)

Completes the rotation.

Declaration
public virtual void CompleteRotate(Point mousePoint)
Parameters
System.Windows.Point mousePoint

The mouse point.
Implements

InitializeRotate(IEnumerable<IDiagramItem>, Double, Rect)

Initializes the rotate action.

Declaration
public virtual void InitializeRotate(IEnumerable<IDiagramItem> newSelectedItems, double adornerAngle, Rect bounds)
Parameters
System.Collections.Generic.IEnumerable<IDiagramItem> newSelectedItems

The selected items.
System.Double adornerAngle

The adorner angle.
System.Windows.Rect bounds

The adorner bounds.
Implements

Rotate(Point)

Rotates the items to the specified mouse position.

Declaration
public virtual void Rotate(Point mousePosition)
Parameters
System.Windows.Point mousePosition

The mouse position.
Implements

StartRotate(Point)

Starts the rotation.

Declaration
public virtual bool StartRotate(Point currentPoint)
Parameters
System.Windows.Point currentPoint

The current point.
Returns
System.Boolean

Implements

UpdateContainers()

Updates the parent containers of the selected items containers.

Declaration
protected virtual void UpdateContainers()

Events

CompleteRotating

Occurs on complete rotating.

Declaration
public event EventHandler<RotatingEventArgs> CompleteRotating
Event Type
System.EventHandler<RotatingEventArgs>

Implements

Rotating

Occurs when rotating.

Declaration
public event EventHandler<RotatingEventArgs> Rotating
Event Type
System.EventHandler<RotatingEventArgs>

Implements

StartRotating

Occurs on start rotating.

Declaration
public event EventHandler<CancelingManipulationEventArgs> StartRotating
Event Type
System.EventHandler<CancelingManipulationEventArgs>

Implements

Extension Methods