EdgeDragHelper's constructor.
| Property | Description |
|---|---|
| draggedPort | The port the edge is being dragged from. |
| edgeCandidate | The edge being dragged. |
| Method | Description |
|---|---|
| HandleMouseDown | Handle mouse down event. |
| HandleMouseMove | Handle mouse move event. |
| HandleMouseUp | Handle mouse up event. |
| HandlePointerDown | Handle mouse down eventHandles when the pointer is pressed down during an edge drag operation.. |
| HandlePointerMove | Handles when the pointer moves during an edge drag operation. |
| HandlePointerUp | Handles when the pointer is released during an edge drag operation. |
| Reset | Reset the state of the drag helper. |