Module imp
Package de.grogra.imp.viewhandler

Class ViewEventHandler

java.lang.Object
de.grogra.imp.viewhandler.ViewEventHandler
All Implemented Interfaces:
Disposable, EventListener, EventListener
public abstract class ViewEventHandler extends Object implements Disposable, EventListener

  • Constructor Details

    • ViewEventHandler

      public ViewEventHandler(View view, boolean allowNegativePickDist)

  • Method Details

    • dispose

      public void dispose()
      Specified by:
      dispose in interface Disposable

    • eventOccured

      public void eventOccured(EventObject e)
      If Normal -> possible to start an event (tool, nav, selection) Once an event is activated, it is consumed. Thus, the order in NORMAL matters. Else -> continue the current event
      Specified by:
      eventOccured in interface EventListener
      Parameters:
      e - an event

    • getView

      public final View getView()

    • disposeEvent

      public void disposeEvent(EventObject e)

    • getViewEventFactory

      public abstract ViewEventFactory getViewEventFactory()

    • isMouseOnTool

      public boolean isMouseOnTool(EventObject e)
      Visiting the graph for tool is way faster that visiting the complete graph
      Parameters:
      e -
      Returns:

    • isMouseOnSelected

      public boolean isMouseOnSelected(EventObject e)
      This is faster that picking for real. As it only test on one path
      Parameters:
      e -
      Returns:

    • isMouseOnNode

      public boolean isMouseOnNode(EventObject e)

    • send

      public static void send(EventObject e, Path p)

    • hasListener

      public static boolean hasListener(Path p)

    • pick

      public void pick(int x, int y)

    • pick

      public void pick(int x, int y, PickList l)

    • setPick

      public void setPick(PickList l)

    • pickTool

      public void pickTool(int x, int y)

    • getPicked

      public Path getPicked(int index)

    • getPickedAt

      public Path getPickedAt(int shift)
      Add the possible shift from the highlighter

    • getPickedTool

      public Path getPickedTool(int index)

    • getPickSize

      public int getPickSize()

    • getPick

      public PickList getPick()

    • getLastSelected

      public Path getLastSelected()

    • setLastSelected

      public void setLastSelected(Path p)

    • selectFromEvent

      public void selectFromEvent(MouseEvent me)

    • getHighlightedIndex

      public int getHighlightedIndex()

    • createClickEvent

      protected abstract ClickEvent createClickEvent(MouseEvent event)

    • createDragEvent

      protected abstract DragEvent createDragEvent(MouseEvent event)