blockly > dragging > Dragger

dragging.Dragger class

Signature:

export declare class Dragger implements IDragger 

Implements: IDragger

Constructors

Constructor	Modifiers	Description
(constructor)(draggable, workspace)		Constructs a new instance of the Dragger class

Properties

Property	Modifiers	Type	Description
draggable	protected	IDraggable
dragTarget	protected	IDragTarget | null
startLoc	protected	Coordinate
workspace	protected	WorkspaceSvg

Methods

Method	Modifiers	Description
onDrag(e, totalDelta)		Handles calculating where the element should actually be moved to.
onDragEnd(e)		Handles any drag cleanup.
onDragStart(e)		Handles any drag startup.
pixelsToWorkspaceUnits(pixelCoord)	protected
shouldReturnToStart(e, draggable)	protected	Returns true if we should return the draggable to its original location at the end of the drag.
updateDragTarget(e)	protected	Updates the drag target under the pointer (if there is one).
wouldDeleteDraggable(e, draggable)	protected	Returns true if we would delete the draggable if it was dropped at the current location.