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// $Id: StateDiagramRenderer.java,v 1.23 2004/08/08 07:28:40 mvw Exp $
// Copyright (c) 1996-99 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.

// File: StateDiagramRenderer.java
// Classes: StateDiagramRenderer
// Original Author: ics125b spring 1998

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

import org.apache.log4j.Logger;

import org.argouml.model.ModelFacade;
import org.argouml.uml.diagram.activity.ui.FigActionState;

import org.argouml.uml.diagram.static_structure.ui.CommentEdge;
import org.argouml.uml.diagram.static_structure.ui.FigComment;
import org.argouml.uml.diagram.static_structure.ui.FigEdgeNote;


import org.tigris.gef.base.Layer;
import org.tigris.gef.graph.GraphEdgeRenderer;
import org.tigris.gef.graph.GraphModel;
import org.tigris.gef.graph.GraphNodeRenderer;
import org.tigris.gef.presentation.FigEdge;
import org.tigris.gef.presentation.FigNode;

/** This class defines a renderer object for UML Statechart Diagrams. In a
 *  Statechart Diagram the following UML objects are displayed with the
 *  following Figs: 

*

 *  UML Object          ---  Fig
 *  ---------------------------------------
 *  State              ---  FigSimpleState
 *  CompositeState     ---  FigCompositeState
 *  ActionState        ---  FigActionState
 *  FinalState         ---  FigFinalState
 *  Pseudostate        ---  FigPseudostate
 *    Inititial         ---  FigInitialState
 *    Branch (Choice)   ---  FigBranchState
 *    Junction          ---  FigJunctionState
 *    Fork              ---  FigForkState
 *    Join              ---  FigJoinState
 *    DeepHistory       ---  FigDeepHistoryState
 *    ShallowHistory    ---  FigShallowistoryState
 *  Transition         ---  FigTransition
 *  more...
 *  
*/ public class StateDiagramRenderer implements GraphNodeRenderer, GraphEdgeRenderer { private static final Logger LOG = Logger.getLogger(StateDiagramRenderer.class); /** * Return a Fig that can be used to represent the given node * * @see org.tigris.gef.graph.GraphNodeRenderer#getFigNodeFor( * org.tigris.gef.graph.GraphModel, org.tigris.gef.base.Layer, * java.lang.Object) */ public FigNode getFigNodeFor(GraphModel gm, Layer lay, Object node) { if (ModelFacade.isAActionState(node)) { return new FigActionState(gm, node); } else if (org.argouml.model.ModelFacade.isAFinalState(node)) { return new FigFinalState(gm, node); } else if (org.argouml.model.ModelFacade.isACompositeState(node)) { return new FigCompositeState(gm, node); } else if (org.argouml.model.ModelFacade.isAState(node)) { return new FigSimpleState(gm, node); } else if (ModelFacade.isAComment(node)) { return new FigComment(gm, node); } else if (org.argouml.model.ModelFacade.isAPseudostate(node)) { Object pState = node; Object kind = ModelFacade.getKind(pState); if (kind == null) { return null; } if (kind.equals(ModelFacade.INITIAL_PSEUDOSTATEKIND)) { return new FigInitialState(gm, node); } else if (kind.equals(ModelFacade.BRANCH_PSEUDOSTATEKIND)) { return new FigBranchState(gm, node); } else if (kind.equals(ModelFacade.JUNCTION_PSEUDOSTATEKIND)) { return new FigJunctionState(gm, node); } else if (kind.equals(ModelFacade.FORK_PSEUDOSTATEKIND)) { return new FigForkState(gm, node); } else if (kind.equals(ModelFacade.JOIN_PSEUDOSTATEKIND)) { return new FigJoinState(gm, node); } else if (kind.equals(ModelFacade.SHALLOWHISTORY_PSEUDOSTATEKIND)) { return new FigShallowHistoryState(gm, node); } else if (kind.equals(ModelFacade.DEEPHISTORY_PSEUDOSTATEKIND)) { return new FigDeepHistoryState(gm, node); } else { LOG.warn("found a type not known"); } } LOG.debug("TODO: StateDiagramRenderer getFigNodeFor"); return null; } /** Return a Fig that can be used to represent the given edge * @see org.tigris.gef.graph.GraphEdgeRenderer#getFigEdgeFor( * org.tigris.gef.graph.GraphModel, org.tigris.gef.base.Layer, * java.lang.Object) */ public FigEdge getFigEdgeFor(GraphModel gm, Layer lay, Object edge) { LOG.debug("making figedge for " + edge); if (org.argouml.model.ModelFacade.isATransition(edge)) { FigTransition trFig = new FigTransition(edge, lay); return trFig; } else if (edge instanceof CommentEdge) { return new FigEdgeNote(edge, lay); } LOG.debug("TODO: StateDiagramRenderer getFigEdgeFor"); return null; } static final long serialVersionUID = 8448809085349795886L; } /* end class StateDiagramRenderer */

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