graphmarqueehandler.java

jawe的最新版本,基于Java的图形化工作流编辑器。图形化工作流编辑器 。使用JAVA语言开发

            getGraphManager().insertActivity(act);
            List toSelect=new ArrayList();
            toSelect.add(act);      
            JaWEManager.getInstance().getJaWEController().endUndouableChange(toSelect);
            getGraph().selectActivity(act, false);
            graphController.setUpdateInProgress(false);  
         }
      }

      // if start button is selected
      else if (isStartButtonSelected()) {
         if (!getGraphManager().doesRootParticipantExist()) {
            JaWEFrame frame = JaWEManager.getInstance().getJaWEController().getJaWEFrame();
            JOptionPane.showMessageDialog(frame, getGraphController().getSettings().getLanguageDependentString(
                  "WarningInvalidOperation"), frame.getAppTitle(),
                  JOptionPane.WARNING_MESSAGE);

         } else {
            GraphParticipantInterface gpar = getGraphManager().findParentActivityParticipantForLocation(whereTo, null,
                  null);
            Point partLoc = getGraphManager().getBounds(gpar, null).getBounds().getLocation();
            Point offset = new Point(whereTo.x - partLoc.x, whereTo.y - partLoc.y);
            String partId = gpar.getPropertyObject().get("Id").toValue();
            graphController.setUpdateInProgress(true);                               
            JaWEManager.getInstance().getJaWEController().startUndouableChange();             
            ExtendedAttribute ea=GraphUtilities.createStartOrEndExtendedAttribute(getGraph().getXPDLObject(), true, partId, offset, subType,
                  true);
            getGraphManager().insertStart(ea);
            List toSelect=new ArrayList();
            toSelect.add(ea);      
            JaWEManager.getInstance().getJaWEController().endUndouableChange(toSelect);
            getGraph().selectBubble(ea, false);
            graphController.setUpdateInProgress(false);                               
         }
      }

      // if end button is selected
      if (isEndButtonSelected()) {
         if (!getGraphManager().doesRootParticipantExist()) {
            JaWEFrame frame = JaWEManager.getInstance().getJaWEController().getJaWEFrame();
            JOptionPane.showMessageDialog(frame, getGraphController().getSettings().getLanguageDependentString(
                  "WarningInvalidOperation"), frame.getAppTitle(),
                  JOptionPane.WARNING_MESSAGE);

         } else {
            GraphParticipantInterface gpar = getGraphManager().findParentActivityParticipantForLocation(whereTo, null,
                  null);
            Point partLoc = getGraphManager().getBounds(gpar, null).getBounds().getLocation();
            Point offset = new Point(whereTo.x - partLoc.x, whereTo.y - partLoc.y);
            String partId = gpar.getPropertyObject().get("Id").toValue();
            graphController.setUpdateInProgress(true);                               
            JaWEManager.getInstance().getJaWEController().startUndouableChange();             
            ExtendedAttribute ea=GraphUtilities.createStartOrEndExtendedAttribute(getGraph().getXPDLObject(), false, partId, offset, subType,
                  true);
            getGraphManager().insertEnd(ea);
            List toSelect=new ArrayList();
            toSelect.add(ea);      
            JaWEManager.getInstance().getJaWEController().endUndouableChange(toSelect);
            getGraph().selectBubble(ea, false);
            graphController.setUpdateInProgress(false);                               
         }
      }
   }

   public boolean insertTransitionFirstPort(GraphPortViewInterface pPort) {
      if (pPort != null) {
         if (firstPort == null) {
            // start the transition only if start is valid
//            System.out.println("POINTED TO ACT" + ((GraphPortInterface) (port).getCell()).getActivity());
            if (validateSource(pPort)) {
               points = new Vector();
               firstPort = pPort;
               double scale = getGraph().getScale();
               start = firstPort.getBounds().getBounds().getLocation();// HM, JGraph3.4.1
               start.x += firstPort.getPortSize().width / 2;
               start.y += firstPort.getPortSize().height / 2;
               start = new Point((int) (start.getX() * scale), (int) (start.getY() * scale));
               
               return true;
            }
         }
      }
      
      return false;
   }   
   
   public boolean insertTransitionSecondPort(GraphPortViewInterface pPort) {
      if (pPort != null) {
         // normal
         if (pPort != firstPort) {
            if (validateConnection(firstPort, pPort, null)) {
               GraphActivityInterface s = ((GraphPortInterface) firstPort.getCell()).getActivity();
               GraphActivityInterface t = ((GraphPortInterface) pPort.getCell()).getActivity();
               XMLElement sxpdl = s.getPropertyObject();
               XMLElement txpdl = t.getPropertyObject();
               if (sxpdl instanceof Activity && txpdl instanceof Activity) {
                  Transitions tras=(Transitions) getGraph().getXPDLObject().get("Transitions");
                  String fromId=((Activity) sxpdl).getId();
                  String toId=((Activity) txpdl).getId();
                  Transition tra=JaWEManager.getInstance().getXPDLObjectFactory().createXPDLObject(tras, subType,false);
                  tra.setFrom(fromId);
                  tra.setTo(toId);
                  if (fromId.equals(toId)) {
                     GraphUtilities.setStyle(tra, GraphEAConstants.EA_JAWE_GRAPH_TRANSITION_STYLE_VALUE_NO_ROUTING_BEZIER);
                  } else {
                     GraphUtilities.setStyle(tra, getGraphController().getGraphSettings().getDefaultTransitionStyle());
                  }
                  GraphUtilities.setBreakpoints(tra, points);
                  points.clear();
                  graphController.setUpdateInProgress(true);                                     
                  JaWEManager.getInstance().getJaWEController().startUndouableChange();             
                  tras.add(tra);
                  getGraphManager().insertTransition(tra);
                  List toSelect=new ArrayList();
                  toSelect.add(tra);      
                  JaWEManager.getInstance().getJaWEController().endUndouableChange(toSelect);
                  getGraph().selectTransition(tra, false);
                  graphController.setUpdateInProgress(false);
               } else if (sxpdl instanceof ExtendedAttribute && txpdl instanceof Activity) {
                  connectStartOrEndBubble((ExtendedAttribute)sxpdl, ((Activity) txpdl).getId());
               } else if (txpdl instanceof ExtendedAttribute && sxpdl instanceof Activity) {
                  connectStartOrEndBubble((ExtendedAttribute)txpdl,((Activity) sxpdl).getId());
               }
               return true;
            }
            // circular
         } else {
            if (validateConnection(pPort, pPort, null)) {
               Point realP = (Point) getGraph().fromScreen(new Point(start));
               List breakpoints = new ArrayList();
               if (points.size() == 0) {
                  int rp50x1 = realP.x - 50;
                  int rp50x2 = realP.x + 50;
                  if (rp50x1 < 0) {
                     rp50x2 = rp50x2 - rp50x1;
                     rp50x1 = 0;
                  }
                  int rp50y = realP.y - 50;
                  if (rp50y < 0) rp50y = realP.y + 50;

                  breakpoints.add(new Point(Math.abs(rp50x1), Math.abs(rp50y)));
                  breakpoints.add(new Point(Math.abs(rp50x2), Math.abs(rp50y)));
               } else {
                  breakpoints.addAll(points);
                  points.clear();
               }

               Activity act = (Activity) ((GraphPortInterface) firstPort.getCell()).getActivity().getPropertyObject();

               Transitions tras=(Transitions) getGraph().getXPDLObject().get("Transitions");
               Transition tra=JaWEManager.getInstance().getXPDLObjectFactory().createXPDLObject(tras, subType,false);
               tra.setFrom(act.getId());
               tra.setTo(act.getId());
               GraphUtilities.setStyle(tra, GraphEAConstants.EA_JAWE_GRAPH_TRANSITION_STYLE_VALUE_NO_ROUTING_BEZIER);
               GraphUtilities.setBreakpoints(tra, breakpoints);
               getGraphController().setUpdateInProgress(true);
               JaWEManager.getInstance().getJaWEController().startUndouableChange();             
               tras.add(tra);
               getGraphManager().insertTransition(tra);
               List toSelect=new ArrayList();
               toSelect.add(tra);      
               JaWEManager.getInstance().getJaWEController().endUndouableChange(toSelect);
               getGraph().selectTransition(tra, false);
               getGraphController().setUpdateInProgress(false);
               
               return true;
            }
         }
      }

      return false;
   }
   
   public void overlay(JGraph graph, Graphics g, boolean clear) {
      super.overlay(graph, g, clear);
      if (getGraph()!=null) {
         paintPort(getGraph().getGraphics());
      }
      if (start != null) {
         if (isTransitionButtonSelected()) {
            drawTransition(g);            
         }
      }
   }

 
   protected void drawTransition (MouseEvent ev) {
      Graphics g = getGraph().getGraphics();
      Color   bg = getGraph().getBackground();
      Color   fg =  graphController.getGraphSettings().getBubbleConectionColor();
      g.setColor(fg);
      g.setXORMode(bg);
      overlay(getGraph(), g, false);
      current = (Point)getGraph().snap(ev.getPoint());
      double scale=getGraph().getScale();
      port=(GraphPortViewInterface)getGraph().getPortViewAt(ev.getX(), ev.getY());
      if (port!=null) {
         current = port.getBounds().getBounds().getLocation();//HM, JGraph3.4.1
         //current=lastPort.getLocation(null);
         current=new Point((int)(current.x * scale),
                              (int)(current.y * scale));
         current.x+=port.getPortSize().width/2;current.y+=port.getPortSize().height/2;

      }
      g.setColor(bg);
      g.setXORMode(fg);      
      overlay(getGraph(), g, false);   
   }
   
   protected void drawTransition(Graphics g) {      
      Point l = start;      
      if (points.size() != 0)
         l = (Point)points.get(points.size()-1);      
      if (current != null) {         
         g.drawLine(l.x, l.y, current.x, current.y);
      }
   }   

   protected void paintPort(Graphics g) {
      if (port != null) {
         boolean offset = (GraphConstants.getOffset(port.getAttributes()) != null);
         Rectangle r = (offset) ? port.getBounds().getBounds()//HM, JGraph3.4.1
            : port.getParentView().getBounds().getBounds();//HM, JGraph3.4.1
         r = (Rectangle)getGraph().toScreen(new Rectangle(r));//HM, JGraph3.4.1
         int s = 3;
         r.translate(-s, -s);
         r.setSize(r.width+2*s, r.height+2*s);
         JaWEGraphUI ui = (JaWEGraphUI)getGraph().getUI();
         ui.paintCell(g, port, r, true);
      }
   }

   public void connectStartOrEndBubble (ExtendedAttribute sea,String actId) {
      GraphBubbleActivityInterface gactb=getGraphManager().getBubble(sea);
      if (gactb!=null) {
         GraphTransitionInterface gtra=getGraphManager().connectStartOrEndBubble(gactb, actId);
         if (gtra!=null) {
            getGraphController().setUpdateInProgress(true);
            JaWEManager.getInstance().getJaWEController().startUndouableChange();             
            StartEndDescription sed=gactb.getStartEndDescription();
            sed.setActId(actId);
            sea.setVValue(sed.toString());
            List toSelect=new ArrayList();
            toSelect.add(getGraph().getXPDLObject());      
            JaWEManager.getInstance().getJaWEController().endUndouableChange(toSelect);
            getGraph().clearSelection();
            getGraphController().setUpdateInProgress(false);
         }
      }
   }
   
   public String getMainType() {
      return mainType;
   }
   
   public String getSubType() {
      return subType;
   }
   
   public void setType(String mainType, String subType, Cursor cursor) {
      this.mainType = mainType;
      this.subType = subType;
      
      if (cursor != null)
         getGraph().setCursor(cursor);
      else
         getGraph().setCursor(Cursor.getDefaultCursor());
      
     reset();
   }
}