Modelers

org.topcased.modeler.edit.policies
Class EdgeObjectOffsetEditPolicy

java.lang.Object
  extended by org.eclipse.gef.editpolicies.AbstractEditPolicy
      extended by org.eclipse.gef.editpolicies.GraphicalEditPolicy
          extended by org.eclipse.gef.editpolicies.SelectionEditPolicy
              extended by org.eclipse.gef.editpolicies.SelectionHandlesEditPolicy
                  extended by org.topcased.modeler.edit.policies.EdgeObjectEditPolicy
                      extended by org.topcased.modeler.edit.policies.EdgeObjectOffsetEditPolicy
All Implemented Interfaces:
java.beans.PropertyChangeListener, java.util.EventListener, org.eclipse.core.runtime.IAdaptable, org.eclipse.gef.EditPolicy, org.eclipse.gef.RequestConstants

public class EdgeObjectOffsetEditPolicy
extends EdgeObjectEditPolicy

An edit policy to select and move EdgeObjectOffset relative to their owning edge. Must be used only with GraphEdgeEditPart.
Creation : 3 nov. 2005


Field Summary
 
Fields inherited from class org.eclipse.gef.editpolicies.SelectionHandlesEditPolicy
handles
 
Fields inherited from interface org.eclipse.gef.EditPolicy
COMPONENT_ROLE, CONNECTION_BENDPOINTS_ROLE, CONNECTION_ENDPOINTS_ROLE, CONNECTION_ROLE, CONTAINER_ROLE, DIRECT_EDIT_ROLE, GRAPHICAL_NODE_ROLE, LAYOUT_ROLE, NODE_ROLE, PRIMARY_DRAG_ROLE, SELECTION_FEEDBACK_ROLE, TREE_CONTAINER_ROLE
 
Fields inherited from interface org.eclipse.gef.RequestConstants
REQ_ADD, REQ_ALIGN, REQ_ALIGN_CHILDREN, REQ_CLONE, REQ_CONNECTION_END, REQ_CONNECTION_START, REQ_CREATE, REQ_CREATE_BENDPOINT, REQ_DELETE, REQ_DELETE_DEPENDANT, REQ_DIRECT_EDIT, REQ_MOVE, REQ_MOVE_BENDPOINT, REQ_MOVE_CHILDREN, REQ_OPEN, REQ_ORPHAN, REQ_ORPHAN_CHILDREN, REQ_RECONNECT_SOURCE, REQ_RECONNECT_TARGET, REQ_RESIZE, REQ_RESIZE_CHILDREN, REQ_SELECTION, REQ_SELECTION_HOVER
 
Constructor Summary
EdgeObjectOffsetEditPolicy()
           
 
Method Summary
protected  org.eclipse.gef.Handle createSelectionHandle(EdgeObject edgeObject)
          Create a selection handle for the given edge object.
protected  void eraseSourceFeedBack(org.eclipse.draw2d.geometry.Dimension oldOffset, EdgeObjectOffset edgeObject)
          Erases source feedback based on the given oldOffset and edge object.
 void eraseSourceFeedback(org.eclipse.gef.Request request)
           
 org.eclipse.gef.commands.Command getCommand(org.eclipse.gef.Request request)
           
protected  org.eclipse.gef.commands.Command getMoveEdgeObjectCommand(MoveEdgeObjectRequest request)
          Gets the command to move an edge object.
protected  void showSourceFeedBack(org.eclipse.draw2d.geometry.Dimension newOffset, EdgeObjectOffset edgeObject)
          Shows or updates source feedback for the specified new offset and edge object.
 void showSourceFeedback(org.eclipse.gef.Request request)
           
 
Methods inherited from class org.topcased.modeler.edit.policies.EdgeObjectEditPolicy
activate, createSelectionHandles, deactivate, getFeedbackLayer, propertyChange
 
Methods inherited from class org.eclipse.gef.editpolicies.SelectionHandlesEditPolicy
addSelectionHandles, getAdapter, hideSelection, removeSelectionHandles, showSelection
 
Methods inherited from class org.eclipse.gef.editpolicies.SelectionEditPolicy
addSelectionListener, getTargetEditPart, hideFocus, removeSelectionListener, setFocus, setSelectedState, showFocus, showPrimarySelection
 
Methods inherited from class org.eclipse.gef.editpolicies.GraphicalEditPolicy
addFeedback, getHostFigure, getLayer, removeFeedback
 
Methods inherited from class org.eclipse.gef.editpolicies.AbstractEditPolicy
debugFeedback, eraseTargetFeedback, getHost, setHost, showTargetFeedback, toString, understandsRequest
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

EdgeObjectOffsetEditPolicy

public EdgeObjectOffsetEditPolicy()
Method Detail

createSelectionHandle

protected org.eclipse.gef.Handle createSelectionHandle(EdgeObject edgeObject)
Create a selection handle for the given edge object.

Overrides:
createSelectionHandle in class EdgeObjectEditPolicy
Parameters:
edgeObject - the edge object for the one the selection handle has to be created
Returns:
an handle or null if the given edge object must not have selection handle

showSourceFeedback

public void showSourceFeedback(org.eclipse.gef.Request request)
Specified by:
showSourceFeedback in interface org.eclipse.gef.EditPolicy
Overrides:
showSourceFeedback in class org.eclipse.gef.editpolicies.AbstractEditPolicy
See Also:
AbstractEditPolicy.showSourceFeedback(org.eclipse.gef.Request)

showSourceFeedBack

protected void showSourceFeedBack(org.eclipse.draw2d.geometry.Dimension newOffset,
                                  EdgeObjectOffset edgeObject)
Shows or updates source feedback for the specified new offset and edge object.
Subclass must reimplement this method to customize the feedback.
Default implementation makes the edge object figure follow the mouse.

Parameters:
newOffset - the new offset
edgeObject - an edge object

eraseSourceFeedback

public void eraseSourceFeedback(org.eclipse.gef.Request request)
Specified by:
eraseSourceFeedback in interface org.eclipse.gef.EditPolicy
Overrides:
eraseSourceFeedback in class org.eclipse.gef.editpolicies.AbstractEditPolicy
See Also:
AbstractEditPolicy.eraseSourceFeedback(org.eclipse.gef.Request)

eraseSourceFeedBack

protected void eraseSourceFeedBack(org.eclipse.draw2d.geometry.Dimension oldOffset,
                                   EdgeObjectOffset edgeObject)
Erases source feedback based on the given oldOffset and edge object.
Subclass must reimplement this method to customize the feedback.
Default implementation reinitialize the edge object figure with the initial edge object offset.

Parameters:
oldOffset - the old offset. It is the edge object offset here
edgeObject - an edge object

getCommand

public org.eclipse.gef.commands.Command getCommand(org.eclipse.gef.Request request)
Specified by:
getCommand in interface org.eclipse.gef.EditPolicy
Overrides:
getCommand in class org.eclipse.gef.editpolicies.AbstractEditPolicy
See Also:
AbstractEditPolicy.getCommand(org.eclipse.gef.Request)

getMoveEdgeObjectCommand

protected org.eclipse.gef.commands.Command getMoveEdgeObjectCommand(MoveEdgeObjectRequest request)
Gets the command to move an edge object.

Parameters:
request - the move edge object request
Returns:
a comand to move an edge object

Modelers

Copyright (c) 2005 TOPCASED Contributors 2005 - 2007. All rights reserved.