Interface ISnappingService

The service handling the snapping of diagram items.

Namespace: Telerik.Windows.Diagrams.Core
Assembly: Telerik.Windows.Diagrams.Core.dll

Syntax

public interface ISnappingService
Remarks

Note that this service can be customized and plugged into the ServiceLocator.

Methods

ClearSnap()

Clears after the snap action.

Declaration
void ClearSnap()

InitializeSnap(IEnumerable<IShape>, IDiagramItem, Boolean, Boolean, Point)

Initializes the snap action.

Declaration
void InitializeSnap(IEnumerable<IShape> staticItems, IDiagramItem mainItem, bool isSnapToItemsEnabled, bool isSnapToGridEnabled, Point initialPosition)
Parameters
System.Collections.Generic.IEnumerable<IShape> staticItems

The static items - the items that you don't drag at the moment.
IDiagramItem mainItem

The main item - the item that drag started from.
System.Boolean isSnapToItemsEnabled

The is snap to items enabled.
System.Boolean isSnapToGridEnabled

The is snap to grid enabled.
System.Windows.Point initialPosition

The initial position.

SetSnappingEngine(SnappingEngine)

Changes the snapping engine.

Declaration
void SetSnappingEngine(SnappingEngine snappingEngine)
Parameters
SnappingEngine snappingEngine

SnapItems(IEnumerable<IDiagramItem>, Point)

Snaps the new dragging position.

Declaration
Point SnapItems(IEnumerable<IDiagramItem> selectedItems, Point newPosition)
Parameters
System.Collections.Generic.IEnumerable<IDiagramItem> selectedItems

The selected items.
System.Windows.Point newPosition

The new position.
Returns
System.Windows.Point

SnapPoint(Point)

Snaps point.

Declaration
Point SnapPoint(Point point)
Parameters
System.Windows.Point point

The point to snap.
Returns
System.Windows.Point

The snapped point.

Events

SnappingLinesCalculated

Occurs when snapping lines have been calculated.

Declaration
event EventHandler<SnappingLinesCalculatedEventArgs> SnappingLinesCalculated
Event Type
System.EventHandler<SnappingLinesCalculatedEventArgs>

Extension Methods