TrackballDragOperation Class

In This Topic

This class represents the trackball interactivity operation. The trackball feature of the control enables you to to interactively modify the Elevation and Rotation parameters of the View object of the active chart.

Object Model

Syntax

Visual Basic
C#

'Declaration
 
<ClassInterfaceAttribute(ClassInterfaceType.AutoDual)>
<SerializableAttribute()>
Public Class TrackballDragOperation 
   Inherits DragOperation

'Usage
 
Dim instance As TrackballDragOperation

[ClassInterface(ClassInterfaceType.AutoDual)]
[Serializable()]
public class TrackballDragOperation : DragOperation

Inheritance Hierarchy

System.Object
   Xceed.Chart.GraphicsCore.InteractivityOperation
      Xceed.Chart.GraphicsCore.DragOperation
         Xceed.Chart.GraphicsCore.TrackballDragOperation

Public Constructors

	Name	Description
	TrackballDragOperation Constructor	Creates a new TrackballDragOperation operation.

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Protected Fields

	Name	Description
	m_bProcessing	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	m_Cursor	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	m_fElevation	This member is reserved for internal use and is not intended to be used directly from your code.
	m_fElevationStep	This member is reserved for internal use and is not intended to be used directly from your code.
	m_fRotation	This member is reserved for internal use and is not intended to be used directly from your code.
	m_fRotationStep	This member is reserved for internal use and is not intended to be used directly from your code.
	m_fSquareSize	This member is reserved for internal use and is not intended to be used directly from your code.
	m_nMouseDragButton	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	m_ptCenter	This member is reserved for internal use and is not intended to be used directly from your code.
	m_ptEnd	This member is reserved for internal use and is not intended to be used directly from your code.
	m_ptStart	This member is reserved for internal use and is not intended to be used directly from your code.
	m_StartMouseEventArgs	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)

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Public Properties

	Name	Description
	Active	Indicates whether the interactivity operation is active. (Inherited from Xceed.Chart.GraphicsCore.InteractivityOperation)
	Cursor	Controls the cursor displayed by the control when the operation is active. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	ElevationStep	The change in the elevation parameter of the chart view when the user presses the up or down arrow buttons.
	MouseDragButton	The mouse button that starts this dragging operation (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	RotationStep	The change in the rotation parameter of the chart view when the user presses the left or right arrow buttons.

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Public Methods

	Name	Description
	CancelOperation	Overridden. Cancels the offset drag operation.
	Clone	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.InteractivityOperation)
	Dispose	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.InteractivityOperation)

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Protected Methods

	Name	Description
	ClampPointToSphere	This member is reserved for internal use and is not intended to be used directly from your code.
	FireBeginDrag	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	FireCancel	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	FireDoDrag	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	FireEndDrag	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	GetDevice	This member is reserved for internal use and is not intended to be used directly from your code. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	GetPolarCoordinates	This member is reserved for internal use and is not intended to be used directly from your code.
	RotatePoint	This member is reserved for internal use and is not intended to be used directly from your code.

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Public Events

	Name	Description
	BeginDrag	Fired before a drag operation is about to begin. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	Cancel	Fired if the user pressed the Escape button. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	DoDrag	Fired when a drag operation is being processes. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)
	EndDrag	Fired after a drag operation has ended. (Inherited from Xceed.Chart.GraphicsCore.DragOperation)

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Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

TrackballDragOperation Members
Xceed.Chart.GraphicsCore Namespace

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