Package org.jgraph.graph

Interface CellHandle

All Known Implementing Classes:
BasicGraphUI.RootHandle, EdgeView.EdgeHandle, VertexView.SizeHandle
public interface CellHandle
Defines the requirements for objects that may be used as handles. Handles are used to interactively manipulate a cell's appearance.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    mouseDragged(MouseEvent event)
    Messaged when the user drags the selection.
    void
    mouseMoved(MouseEvent event)
    Messaged when the mouse is moved.
    void
    mousePressed(MouseEvent event)
    Messaged when a mouse button is pressed.
    void
    mouseReleased(MouseEvent event)
    Messaged when the drag operation has terminated with a drop.
    void
    overlay(Graphics g)
    Paint the handle on the given graphics object during mouse operations.
    void
    paint(Graphics g)
    Paint the handle on the given graphics object once.

  • Method Details

    • paint

      void paint(Graphics g)
      Paint the handle on the given graphics object once.
      Parameters:
      g - the graphics object to paint the handle on

    • overlay

      void overlay(Graphics g)
      Paint the handle on the given graphics object during mouse operations.
      Parameters:
      g - the graphics object to paint the handle on

    • mouseMoved

      void mouseMoved(MouseEvent event)
      Messaged when the mouse is moved.
      Parameters:
      event - the mouse event to be processed

    • mousePressed

      void mousePressed(MouseEvent event)
      Messaged when a mouse button is pressed.
      Parameters:
      event - the mouse event to be processed

    • mouseDragged

      void mouseDragged(MouseEvent event)
      Messaged when the user drags the selection. The Controller is responsible to determine whether the mouse is inside the parent graph or not.
      Parameters:
      event - the drag event to be processed

    • mouseReleased

      void mouseReleased(MouseEvent event)
      Messaged when the drag operation has terminated with a drop.
      Parameters:
      event - the drop event to be processed