/* $Id: SelectionClassifierRole.java 17855 2010-01-12 19:56:54Z linus $

  *****************************************************************************

  * Copyright (c) 2009 Contributors - see below

  * All rights reserved. This program and the accompanying materials

  * are made available under the terms of the Eclipse Public License v1.0

  * which accompanies this distribution, and is available at

  * http://www.eclipse.org/legal/epl-v10.html

  *

  * Contributors:

  *    mvw

  *****************************************************************************

  *

  * Some portions of this file was previously release using the BSD License:

  */

 // Copyright (c) 1996-2009 The Regents of the University of California. All

 // Rights Reserved. Permission to use, copy, modify, and distribute this

 // software and its documentation without fee, and without a written

 // agreement is hereby granted, provided that the above copyright notice

 // and this paragraph appear in all copies.  This software program and

 // documentation are copyrighted by The Regents of the University of

 // California. The software program and documentation are supplied "AS

 // IS", without any accompanying services from The Regents. The Regents

 // does not warrant that the operation of the program will be

 // uninterrupted or error-free. The end-user understands that the program

 // was developed for research purposes and is advised not to rely

 // exclusively on the program for any reason.  IN NO EVENT SHALL THE

 // UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,

 // SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,

 // ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF

 // THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF

 // SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY

 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF

 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE

 // PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF

 // CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,

 // UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

 package org.argouml.uml.diagram.collaboration.ui;

 import javax.swing.Icon;

 import org.argouml.application.helpers.ResourceLoaderWrapper;

 import org.argouml.model.Model;

 import org.argouml.uml.diagram.ui.SelectionNodeClarifiers2;

 import org.tigris.gef.base.Editor;

 import org.tigris.gef.base.Globals;

 import org.tigris.gef.base.Mode;

 import org.tigris.gef.base.ModeManager;

 import org.tigris.gef.presentation.Fig;

 import org.tigris.gef.presentation.Handle;

 /**

  * The selection buttons for a classifier role. <p>

  * 

  * The AssociationRoles created shall be unidirectional.

  */

 public class SelectionClassifierRole extends SelectionNodeClarifiers2 {

     private static Icon assocrole =

         ResourceLoaderWrapper

             .lookupIconResource("AssociationRole");

     private static Icon selfassoc =

         ResourceLoaderWrapper

             .lookupIconResource("SelfAssociation");

     private static Icon icons[] = 

     {null,

      null,

      assocrole,

      assocrole,

      selfassoc,

     };

     // TODO: I18N required

     private static String instructions[] = 

     {null,

      null,

      "Add an outgoing classifierrole",

      "Add an incoming classifierrole",

      "Add a associationrole to this",

      "Move object(s)",

     };

     private boolean showIncoming = true;

     private boolean showOutgoing = true;

     /**

      * Construct a new SelectionClassifierRole for the given Fig.

      *

      * @param f The given Fig.

      */

     public SelectionClassifierRole(Fig f) {

         super(f);

     }

     /**

      * @param b true if the incoming button is enabled

      */

     public void setIncomingButtonEnabled(boolean b) {

         showIncoming = b;

     }

     /**

      * @param b true if the outgoing button is enabled

      */

     public void setOutgoingButtonEnabled(boolean b) {

         showOutgoing = b;

     }

     @Override

     protected Icon[] getIcons() {

         Icon workingIcons[] = new Icon[icons.length];

         System.arraycopy(icons, 0, workingIcons, 0, icons.length);

         if (!showIncoming) {

             workingIcons[BASE - LEFT] = null;

         }

         if (!showOutgoing) {

             workingIcons[BASE - RIGHT] = null;

         }

         if (!showOutgoing && !showIncoming) {

             workingIcons[BASE - LOWER_LEFT] = null;

         }

         return workingIcons;

     }

     @Override

     protected String getInstructions(int index) {

         return instructions[index - BASE];

     }

     @Override

     protected Object getNewEdgeType(int index) {

         /* The next 4 lines fix the first half of issue 5638.

          * Is there no better way? */

         Editor curEditor = Globals.curEditor();

         ModeManager modeManager = curEditor.getModeManager();

         Mode mode = modeManager.top();

         mode.setArg("unidirectional", true);

         return Model.getMetaTypes().getAssociationRole();

     }

     @Override

     protected Object getNewNodeType(int index) {

         return Model.getMetaTypes().getClassifierRole();

     }

     @Override

     protected Object getNewNode(int index) {

         return Model.getCollaborationsFactory().createClassifierRole();

     }

     @Override

     protected boolean isReverseEdge(int index) {

         if (index == LEFT) {

             return true;

         }

         return false;

     }

     @Override

     public void dragHandle(int mx, int my, int anX, int anY, Handle hand) {

         super.dragHandle(mx, my, anX, anY, hand);

         /* The next 4 lines fix the 2nd half of issue 5638.

          * Is there no better way? */

         Editor curEditor = Globals.curEditor();

         ModeManager modeManager = curEditor.getModeManager();

         Mode mode = modeManager.top();

         mode.setArg("unidirectional", true);

     }

 }