VisWpf.UI.CanvasObjectController Class Reference

Controls user navigation on the canvas. More...

List of all members.

Public Member Functions
	CanvasObjectController (Canvas navigatorCanvas)
	Creates a new CanvasObjectController object. Binds default events.
void	CreateNavigatorImages (IList< ImageInfoContainer > imageInfos, List< Vector > imagePositions)
	Creates the Images for the navigator canvas.
void	ChangePositionScaleAndRelayout (double mouseWheelDelta)
	Changes the scaling of the image position vectors. This is based on the rotation of the mouse-wheel.
void	PositionImages ()
	Positions the images on the canvas.
void	OffsetImages (double xAmount, double yAmount)
	Offsets the images by a given amount.
void	ResetCanvas ()
	Resets the canvas and displays all images.
void	ResetOffset ()
	Reset the offset of all images to zero.
void	RedrawCanvas (EMDQueryResult qResult)
	Thread safe method for redrawing the canvas.
void	SetSliderValue (double value)
	Thread safe mehtod for setting the canvas Sliders distance value.
void	ResetArrows ()
	Thread safe method for resetArrowsInvoke.
void	navigatorImageClicked (object sender, MouseButtonEventArgs ea)
	Occurs, when the user clicks a image in the navigator.

Properties
bool	Initialized [get]
	Returns if this Canvasobject-Controller is initialized with images.

Events
EventHandler< QueryEventArgs >	QueryEvent
	Event occurs when a new navigator query is started.

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Detailed Description

Controls user navigation on the canvas.

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Constructor & Destructor Documentation

VisWpf.UI.CanvasObjectController.CanvasObjectController

(

Canvas

navigatorCanvas

)

Creates a new CanvasObjectController object. Binds default events.

Parameters:

navigatorCanvas

The canvas to control.

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Member Function Documentation

void VisWpf.UI.CanvasObjectController.ChangePositionScaleAndRelayout

(

double

mouseWheelDelta

)

Changes the scaling of the image position vectors. This is based on the rotation of the mouse-wheel.

Parameters:

mouseWheelDelta

The amount to scale the image positions by

void VisWpf.UI.CanvasObjectController.CreateNavigatorImages	(	IList< ImageInfoContainer >	imageInfos,
		List< Vector >	imagePositions
	)

Creates the Images for the navigator canvas.

Parameters:

imageInfos	The list of imageinfos from which the images are created
imagePositions	The initial positions of the images

void VisWpf.UI.CanvasObjectController.navigatorImageClicked	(	object	sender,
		MouseButtonEventArgs	ea
	)

Occurs, when the user clicks a image in the navigator.

void VisWpf.UI.CanvasObjectController.OffsetImages	(	double	xAmount,
		double	yAmount
	)

Offsets the images by a given amount.

Parameters:

xAmount	The x amount to offset the images by
yAmount	The y amount to offset the images by

void VisWpf.UI.CanvasObjectController.PositionImages

(

)

Positions the images on the canvas.

void VisWpf.UI.CanvasObjectController.RedrawCanvas

(

EMDQueryResult

qResult

)

Thread safe method for redrawing the canvas.

Parameters:

qResult

void VisWpf.UI.CanvasObjectController.ResetArrows

(

)

Thread safe method for resetArrowsInvoke.

void VisWpf.UI.CanvasObjectController.ResetCanvas

(

)

Resets the canvas and displays all images.

void VisWpf.UI.CanvasObjectController.ResetOffset

(

)

Reset the offset of all images to zero.

void VisWpf.UI.CanvasObjectController.SetSliderValue

(

double

value

)

Thread safe mehtod for setting the canvas Sliders distance value.

Parameters:

value

The distance to set on the Slider

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Property Documentation

bool VisWpf.UI.CanvasObjectController.Initialized

get

Returns if this Canvasobject-Controller is initialized with images.

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Event Documentation

EventHandler<QueryEventArgs> VisWpf.UI.CanvasObjectController.QueryEvent

Event occurs when a new navigator query is started.

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The documentation for this class was generated from the following file:

• D:/mydata/Dokumente/Visual Studio 2010/Projects/VisWpf/VisWpf/UI/CanvasObjectController.cs