懒羊羊
2023-11-14 8286c62256f23bc2367a6729c0f46f84215e380b
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 /**
 * Class to generate an image based the diagram interchange information in a
 * BPMN 2.0 process.
 *
 * @author (Javascript) Dmitry Farafonov
 */
 
var ProcessDiagramGenerator = {    
    options: {},
    
    processDiagramCanvas: [],
    
    activityDrawInstructions:{},
    
    processDiagrams: {},
    
    diagramBreadCrumbs: null,
    
    init: function(){
        // start event
        this.activityDrawInstructions["startEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawNoneStartEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
        
        // start timer event
        this.activityDrawInstructions["startTimerEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = activityImpl.getProperty("isInterrupting");
            processDiagramCanvas.drawTimerStartEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, activityImpl.getProperty("name"));
        };
        
        // start event
        this.activityDrawInstructions["messageStartEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = activityImpl.getProperty("isInterrupting");
            processDiagramCanvas.drawMessageStartEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, activityImpl.getProperty("name"));
        };
        
        // start signal event
        this.activityDrawInstructions["startSignalEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = activityImpl.getProperty("isInterrupting");
            processDiagramCanvas.drawSignalStartEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, activityImpl.getProperty("name"));
        };
        
        // start multiple event
        this.activityDrawInstructions["startMultipleEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = activityImpl.getProperty("isInterrupting");
            processDiagramCanvas.drawMultipleStartEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, activityImpl.getProperty("name"));
        };
        
        // signal catch
        this.activityDrawInstructions["intermediateSignalCatch"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = activityImpl.getProperty("isInterrupting");
            processDiagramCanvas.drawCatchingSignalEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, null);
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
            if (label)
              processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // message catch
        this.activityDrawInstructions["intermediateMessageCatch"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = activityImpl.getProperty("isInterrupting");
            processDiagramCanvas.drawCatchingMessageEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, null);
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // multiple catch
        this.activityDrawInstructions["intermediateMultipleCatch"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = activityImpl.getProperty("isInterrupting");
            processDiagramCanvas.drawCatchingMultipleEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, null);
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        
        
        // signal throw
        this.activityDrawInstructions["intermediateSignalThrow"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawThrowingSignalEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), activityImpl.getProperty("name"));
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // message throw
        this.activityDrawInstructions["intermediateMessageThrow"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawThrowingMessageEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), activityImpl.getProperty("name"));
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // multiple throw
        this.activityDrawInstructions["intermediateMultipleThrow"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawThrowingMultipleEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), activityImpl.getProperty("name"));
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // none throw
        this.activityDrawInstructions["intermediateThrowEvent"] = function() {
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawThrowingNoneEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), activityImpl.getProperty("name"));
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // end event
        this.activityDrawInstructions["endEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawNoneEndEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
        
        // error end event
        this.activityDrawInstructions["errorEndEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawErrorEndEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), null);
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // message end event
        this.activityDrawInstructions["messageEndEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawMessageEndEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), null);
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // signal end event
        this.activityDrawInstructions["signalEndEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawSignalEndEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), null);
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // multiple end event
        this.activityDrawInstructions["multipleEndEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawMultipleEndEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), null);
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // terminate end event
        this.activityDrawInstructions["terminateEndEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawTerminateEndEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // error start event
        this.activityDrawInstructions["errorStartEvent"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawErrorStartEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), activityImpl.getProperty("name"));
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // task
        this.activityDrawInstructions["task"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            // TODO: 
            //console.error("task is not implemented yet");
            /*
            var activityImpl = this;
            processDiagramCanvas.drawTask(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), thickBorder);
            */
        };
        
        
        // user task
        this.activityDrawInstructions["userTask"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawUserTask(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
        
        // script task
        this.activityDrawInstructions["scriptTask"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawScriptTask(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
        
        // service task
        this.activityDrawInstructions["serviceTask"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawServiceTask(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
 
        // receive task
        this.activityDrawInstructions["receiveTask"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawReceiveTask(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
        
        // send task
        this.activityDrawInstructions["sendTask"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawSendTask(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
 
        // manual task
        this.activityDrawInstructions["manualTask"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
        
            processDiagramCanvas.drawManualTask(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
 
        // businessRuleTask task
        this.activityDrawInstructions["businessRuleTask"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawBusinessRuleTask(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
 
        // exclusive gateway
        this.activityDrawInstructions["exclusiveGateway"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawExclusiveGateway(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
        
        // inclusive gateway
        this.activityDrawInstructions["inclusiveGateway"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawInclusiveGateway(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
        
        // parallel gateway
        this.activityDrawInstructions["parallelGateway"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawParallelGateway(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
        
        // eventBasedGateway
        this.activityDrawInstructions["eventBasedGateway"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            processDiagramCanvas.drawEventBasedGateway(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
        
        // Boundary timer
        this.activityDrawInstructions["boundaryTimer"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = activityImpl.getProperty("isInterrupting");
            processDiagramCanvas.drawCatchingTimerEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, null);
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // Boundary catch error
        this.activityDrawInstructions["boundaryError"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = activityImpl.getProperty("isInterrupting");
            processDiagramCanvas.drawCatchingErrorEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, null);
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
        
        // Boundary signal event
        this.activityDrawInstructions["boundarySignal"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = activityImpl.getProperty("isInterrupting");
            processDiagramCanvas.drawCatchingSignalEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, null);
            
            var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
      if (label)
        processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
        };
 
    // Boundary message event
    this.activityDrawInstructions["boundaryMessage"] = function(){
        var activityImpl = this.activity;
        var processDiagramCanvas = this.processDiagramCanvas;
        processDiagramCanvas.setConextObject(activityImpl);
 
        var isInterrupting = activityImpl.getProperty("isInterrupting");
        processDiagramCanvas.drawCatchingMessageEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, null);
 
        var label = ProcessDiagramGenerator.getActivitiLabel(activityImpl);
        if (label)
            processDiagramCanvas.drawLabel(label.text, label.x, label.y, label.width, label.height);
    };
        
        // timer catch event
        this.activityDrawInstructions["intermediateTimer"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isInterrupting = null;
            processDiagramCanvas.drawCatchingTimerEvent(activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight(), isInterrupting, activityImpl.getProperty("name"));
        };
        
        // subprocess
        this.activityDrawInstructions["subProcess"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            // TODO: 
            
            processDiagramCanvas.setConextObject(activityImpl);
            
            var isExpanded = activityImpl.getProperty("isExpanded");
            var isTriggeredByEvent = activityImpl.getProperty("triggeredByEvent");
            if(isTriggeredByEvent == undefined) {
              isTriggeredByEvent = true;
            }
            // TODO: check why isTriggeredByEvent = true when undefined
            isTriggeredByEvent = false;
            
            if (isExpanded != undefined && isExpanded == false) {
              processDiagramCanvas.drawCollapsedSubProcess(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(),
                      activityImpl.getWidth(), activityImpl.getHeight(), isTriggeredByEvent);
            } else {
              processDiagramCanvas.drawExpandedSubProcess(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(),
                      activityImpl.getWidth(), activityImpl.getHeight(), isTriggeredByEvent);
            }
            
            //console.error("subProcess is not implemented yet");
        };
        
        // call activity
        this.activityDrawInstructions["callActivity"] = function(){
            var activityImpl = this.activity;
            var processDiagramCanvas = this.processDiagramCanvas;
            processDiagramCanvas.setConextObject(activityImpl);
            processDiagramCanvas.drawCollapsedCallActivity(activityImpl.getProperty("name"), activityImpl.getX(), activityImpl.getY(), activityImpl.getWidth(), activityImpl.getHeight());
        };
        
        $(document).ready(function(){
          // Protect right click on SVG elements (and on canvas too)
          document.body.oncontextmenu = function(event) {
            if (window.event.srcElement.tagName == "shape" || window.event.srcElement.tagName == "DIV" && window.event.srcElement.parentElement.className == "diagram") {
 
              // IE DIAGRAM CANVAS OR SHAPE DETECTED!
              return false;
            }
            return (!Object.isSVGElement(window.event.srcElement));
          };
        });
    },
    
     getActivitiLabel:function(activityImpl){
       /*
         TODO: Label object should be in activityImpl and looks like:
         {
           x: 250,
           y: 250,
           width: 80,
           height: 30
         }
         And then:
         if (!activityImpl.label)
           return null;
         var label = activityImpl.label;
         label.text = activityImpl.name;
         return label;
       */
 
       // But now default label for all events is:
       return {
         text: activityImpl.getProperty("name"),
         x: activityImpl.getX() + .5 + activityImpl.getWidth()/2,
         y: activityImpl.getY() + .5 + activityImpl.getHeight() + ICON_PADDING,
         width: 100,
         height: 0
       };
    },
        
    generateDiagram: function(processDefinitionDiagramLayout){
        // Init canvas
        var processDefinitionId = processDefinitionDiagramLayout.processDefinition.id;
        //console.log("Init canvas ", processDefinitionId);
        
        if (this.getProcessDiagram(processDefinitionId) != undefined) {
            // TODO: may be reset canvas if exists.. Or just show
            //console.log("ProcessDiagram '" + processDefinitionId + "' is already generated. Just show it.");
            return;
        }
        var processDiagram = this.initProcessDiagramCanvas(processDefinitionDiagramLayout);
        var processDiagramCanvas = processDiagram.diagramCanvas;
        
        // Draw pool shape, if process is participant in collaboration
        
        if(processDefinitionDiagramLayout.participantProcess != undefined) {
          //console.log("Draw pool shape");
          var pProc = processDefinitionDiagramLayout.participantProcess;
          processDiagramCanvas.drawPoolOrLane(pProc.x, pProc.y, pProc.width, pProc.height, pProc.name);
        }
        
        var laneSets = processDefinitionDiagramLayout.laneSets;
        var activities = processDefinitionDiagramLayout.activities;
        var sequenceFlows = processDefinitionDiagramLayout.sequenceFlows;
        
        
        pb1.set('value', 0);
        var cnt = 0;
        if (laneSets) 
            for(var i in laneSets) {
                cnt += laneSets[i].lanes.length;
            }
        if (activities) 
            cnt += activities.length;
        if (sequenceFlows) 
            cnt += sequenceFlows.length;
        var step = (cnt>0)? 100/cnt : 0;
        var progress = 0;
        //console.log("progress bar step: ", step);
        
        var task1 = new $.AsyncQueue();
        
            // Draw lanes
            
            task1.add(function (task1) {
                if (!laneSets) laneSets = [];
                //console.log("> draw lane sets, count:", laneSets.length)
            });
            
            for(var i in laneSets) {
                var laneSet = laneSets[i];
                //laneSet.id, laneSet.name
                
                task1.add(laneSet.lanes,function (task1, lane) {
                    progress += step;
                    pb1.set('value', parseInt(progress));
                    
                    //console.log("--> laneId: " + lane.name + ", name: " + lane.name);
                    
                    processDiagramCanvas.drawPoolOrLane(lane.x, lane.y, lane.width, lane.height, lane.name);
                });
            }
            
            // Draw activities
            
            task1.add(function (task1) {
                if (!activities) activities = [];
                //console.log("> draw activities, count:", activities.length)
            });
            
            var activitiesLength = activities.length;
            task1.add(activities,function (task1, activityJson) {
                var activity = new ActivityImpl(activityJson);
                activitiesLength --;
                progress += step;
                pb1.set('value', parseInt(progress));
                //console.log(activitiesLength, "--> activityId: " + activity.getId() + ", name: " + activity.getProperty("name"));
                ProcessDiagramGenerator.drawActivity(processDiagramCanvas, activity);
            });
            
            // Draw sequence-flows
            
            task1.add(function (task1) {
                if (!sequenceFlows) sequenceFlows = [];
                //console.log("> draw sequence flows, count:", sequenceFlows.length)
            });
            
            var flowsLength = sequenceFlows.length;
            task1.add(sequenceFlows,function (task1, flow) {
                var waypoints = [];
                for(var j in flow.xPointArray) {
                    waypoints[j] = {x: flow.xPointArray[j], y: flow.yPointArray[j]};
                }
                var isDefault = flow.isDefault;
                var isConditional = flow.isConditional;
                var isHighLighted = flow.isHighLighted;
                
                // TODO: add source and destination for sequence flows in REST
                // parse for test
                    var f = flow.flow;
                    var matches = f.match(/\((.*)\)--.*-->\((.*)\)/);
                    var sourceActivityId, destinationActivityId;
                    if (matches != null) {
                        sourceActivityId = matches[1];
                        destinationActivityId = matches[2];
                    }
                    flow.sourceActivityId = sourceActivityId;
                    flow.destinationActivityId = destinationActivityId;
                //
                flowsLength--;
                progress += step;
                pb1.set('value', parseInt(progress));
                
                //console.log(flowsLength, "--> flow: " + flow.flow);
                
                processDiagramCanvas.setConextObject(flow);
                processDiagramCanvas.drawSequenceflow(waypoints, isConditional, isDefault, isHighLighted);
            });
            
            task1.onComplete(function(){
                if (progress<100)
                    pb1.set('value', 100);
                //console.log("COMPLETE!!!");
                    
                //console.timeEnd('generateDiagram');
            });
            
            task1.run();
    },
    
    getProcessDiagram: function (processDefinitionId) {
        return this.processDiagrams[processDefinitionId];
    },
    
    initProcessDiagramCanvas: function (processDefinitionDiagramLayout) {
        var minX = 0;
        var maxX = 0;
        var minY = 0;
        var maxY = 0;
        
        if(processDefinitionDiagramLayout.participantProcess != undefined) {
          var pProc = processDefinitionDiagramLayout.participantProcess;
          
          minX = pProc.x;
          maxX = pProc.x + pProc.width;
          minY = pProc.y;
          maxY = pProc.y + pProc.height;
        }
 
        var activities = processDefinitionDiagramLayout.activities;
        for(var i in activities) {
            var activityJson = activities[i];
            var activity = new ActivityImpl(activityJson);
            
            // width
            if (activity.getX() + activity.getWidth() > maxX) {
                maxX = activity.getX() + activity.getWidth();
            }
            if (activity.getX() < minX) {
                minX = activity.getX();
            }
            // height
            if (activity.getY() + activity.getHeight() > maxY) {
                maxY = activity.getY() + activity.getHeight();
            }
            if (activity.getY() < minY) {
                minY = activity.getY();
            }
        }
        
        var sequenceFlows = processDefinitionDiagramLayout.sequenceFlows;
        for(var i in sequenceFlows) {
            var flow = sequenceFlows[i];
            var waypoints = [];
            for(var j in flow.xPointArray) {
                waypoints[j] = {x: flow.xPointArray[j], y: flow.yPointArray[j]};
                
                // width
                if (waypoints[j].x > maxX) {
                    maxX = waypoints[j].x;
                }
                if (waypoints[j].x < minX) {
                    minX = waypoints[j].x;
                }
                // height
                if (waypoints[j].y > maxY) {
                    maxY = waypoints[j].y;
                }
                if (waypoints[j].y < minY) {
                    minY = waypoints[j].y;
                }
            }
        }
        
        var laneSets = processDefinitionDiagramLayout.laneSets;
        for(var i in laneSets) {
            var laneSet = laneSets[i];
            //laneSet.id, laneSet.name
            
            for(var j in laneSet.lanes) {
                var lane = laneSet.lanes[j];
                // width
                if (lane.x + lane.width > maxX) {
                  maxX = lane.x + lane.width;
                }
                if (lane.x < minX) {
                  minX = lane.x;
                }
                // height
                if (lane.y + lane.height > maxY) {
                  maxY = lane.y + lane.height;
                }
                if (lane.y < minY) {
                  minY = lane.y;
                }
            }
        }
    
        var diagramCanvas = new ProcessDiagramCanvas();
        if (diagramCanvas) {
            
            // create div in diagramHolder
            var diagramHolder = document.getElementById(this.options.diagramHolderId);
            if (!diagramHolder)
                throw {msg: "Diagram holder not found", error: "diagramHolderNotFound"};
            var div = document.createElement("DIV");
            div.id = processDefinitionDiagramLayout.processDefinition.id;
            div.className = "diagram";
            diagramHolder.appendChild(div);
            
            diagramCanvas.init(maxX + 20, maxY + 20, processDefinitionDiagramLayout.processDefinition.id);
            this.processDiagrams[processDefinitionDiagramLayout.processDefinition.id] = {
                processDefinitionDiagramLayout: processDefinitionDiagramLayout,
                diagramCanvas: diagramCanvas
            };
        }
        return this.getProcessDiagram(processDefinitionDiagramLayout.processDefinition.id);
        //return new DefaultProcessDiagramCanvas(maxX + 10, maxY + 10, minX, minY);
    },
    
    drawActivity: function(processDiagramCanvas, activity, highLightedActivities) {
        var type = activity.getProperty("type");
        var drawInstruction = this.activityDrawInstructions[type];
        if (drawInstruction != null) {    
            drawInstruction.apply({processDiagramCanvas:processDiagramCanvas, activity:activity});
        } else {
            //console.error("no drawInstruction for " + type + ": ", activity);
        }
        
        // Actually draw the markers
        if (activity.getProperty("multiInstance") != undefined || activity.getProperty("collapsed") != undefined) {
            //console.log(activity.getProperty("name"), activity.properties);
            var multiInstanceSequential = (activity.getProperty("multiInstance") == "sequential");
            var multiInstanceParallel = (activity.getProperty("multiInstance") == "parrallel");
            var collapsed = activity.getProperty("collapsed");
                processDiagramCanvas.drawActivityMarkers(activity.getX(), activity.getY(), activity.getWidth(), activity.getHeight(), 
                    multiInstanceSequential, multiInstanceParallel, collapsed);
        }
        /*
        processDiagramCanvas.drawActivityMarkers(activity.getX(), activity.getY(), activity.getWidth(), activity.getHeight(), multiInstanceSequential,
              multiInstanceParallel, collapsed);
        */
 
        // TODO: Draw highlighted activities if they are present
        
    },
    
    setHighLights: function(highLights){
        if (highLights.processDefinitionId == undefined) {
            //console.error("Process instance " + highLights.processInstanceId + " doesn't exist");
            return;
        }
        
        var processDiagram = this.getProcessDiagram(highLights.processDefinitionId);
        if (processDiagram == undefined) {
            //console.error("Process diagram " + highLights.processDefinitionId + " not found");
            return;
        }
        
        var processDiagramCanvas = processDiagram.diagramCanvas;
        
        // TODO: remove highLightes from all activities before set new highLight
        for (var i in highLights.activities) {
            var activityId = highLights.activities[i];
            processDiagramCanvas.highLightActivity(activityId);
        }
        
        // TODO: remove highLightes from all flows before set new highLight
        for (var i in highLights.flows) {
            var flowId = highLights.flows[i];
            var object = processDiagramCanvas.g.getById(flowId);
            var flow = object.data("contextObject");
            flow.isHighLighted = true;
            processDiagramCanvas.highLightFlow(flowId);
        }
    },
    
    drawHighLights: function(processInstanceId) {
        // Load highLights for the processInstanceId
        /*
        var url = Lang.sub(this.options.processInstanceHighLightsUrl, {processInstanceId: processInstanceId});
        $.ajax({
            url: url,
            type: 'GET',
            dataType: 'json',
            cache: false,
            async: true,
        }).done(function(data) {
            var highLights = data;
            if (!highLights) {
                console.log("highLights not found");
                return;
            }
            
            console.log("highLights[" + highLights.processDefinitionId + "][" + processInstanceId + "]: ", highLights);
            
            ProcessDiagramGenerator.setHighLights(highLights);
        }).fail(function(jqXHR, textStatus){
            console.log('Get HighLights['+processDefinitionId+'] failure: ', textStatus, jqXHR);
        });
        */
        ActivitiRest.getHighLights(processInstanceId, this._drawHighLights);
    },
    _drawHighLights: function() {
        var highLights = this.highLights;
        ProcessDiagramGenerator.setHighLights(highLights);
    },
    
    // Load processDefinition
    
    drawDiagram: function(processDefinitionId) {
        // Hide all diagrams
        var diagrams = $("#" + this.options.diagramHolderId + " div.diagram");
        diagrams.addClass("hidden");
    
    
        // If processDefinitionId doesn't contain ":" then it's a "processDefinitionKey", not an id.
        // Get process definition by key
        if (processDefinitionId.indexOf(":") < 0) {
            ActivitiRest.getProcessDefinitionByKey(processDefinitionId, this._drawDiagram);
        } else {
            this._drawDiagram.apply({processDefinitionId: processDefinitionId});
        }
    },
    _drawDiagram: function() {
        var processDefinitionId = this.processDefinitionId;
        
        ProcessDiagramGenerator.addBreadCrumbsItem(processDefinitionId);
        
        
        // Check if processDefinition is already loaded and rendered
        
        
        var processDiagram = ProcessDiagramGenerator.getProcessDiagram(processDefinitionId);
 
        if (processDiagram != undefined && processDiagram != null) {
            //console.log("Process diagram " + processDefinitionId + " is already loaded");
            //return;
            
            var diagram = document.getElementById(processDefinitionId);
            $(diagram).removeClass("hidden");
            
            // Regenerate image
            var processDefinitionDiagramLayout = processDiagram.processDefinitionDiagramLayout;
            ProcessDiagramGenerator.generateDiagram(processDefinitionDiagramLayout);
            
            return;
        }
 
        //console.time('loadDiagram');
        
        // Load processDefinition
        
        ActivitiRest.getProcessDefinition(processDefinitionId, ProcessDiagramGenerator._generateDiagram);
    },
    _generateDiagram: function() {
        var processDefinitionDiagramLayout = this.processDefinitionDiagramLayout;
        
        //console.log("process-definition-diagram-layout["+processDefinitionDiagramLayout.processDefinition.id+"]: ", processDefinitionDiagramLayout);
        
        //console.timeEnd('loadDiagram');
        //console.time('generateDiagram');
        
        pb1.set('value', 0);
        ProcessDiagramGenerator.generateDiagram(processDefinitionDiagramLayout);
    },
    
    getProcessDefinitionByKey: function(processDefinitionKey) {
        var url = Lang.sub(this.options.processDefinitionByKeyUrl, {processDefinitionKey: processDefinitionKey});
        
        var processDefinition;
        $.ajax({
            url: url,
            type: 'POST',
            dataType: 'json',
            cache: false,
            async: false
        }).done(function(data) { 
            //console.log("ajax returned data");
            //console.log("ajax returned data:", data);
            processDefinition = data;
            if (!processDefinition) {
                //console.error("Process definition '" + processDefinitionKey + "' not found");
            }
        }).fail(function(jqXHR, textStatus){
            //console.error('Get diagram layout['+processDefinitionKey+'] failure: ', textStatus, jqXHR);
        });
        
        if (processDefinition) {
            //console.log("Get process definition by key '" + processDefinitionKey + "': ", processDefinition.id);
            return processDefinition;
        } else {
            return null;
        }
    },
    
    addBreadCrumbsItem: function(processDefinitionId){
        var TPL_UL_CONTAINER = '<ul></ul>',
            TPL_LI_CONTAINER = '<li id="{id}", processDefinitionId="{processDefinitionId}"><span>{name}</span></li>';
        
        if (!this.diagramBreadCrumbs)
            this.diagramBreadCrumbs = $("#" + this.options.diagramBreadCrumbsId);
        if (!this.diagramBreadCrumbs) return;
        
        
        var ul = this.diagramBreadCrumbs.find("ul");
        //console.log("ul: ", ul);
        if (ul.size() == 0) {
            ul = $(TPL_UL_CONTAINER);
            this.diagramBreadCrumbs.append(ul);
            
        }
        var liListOld = ul.find("li");
        //console.warn("liListOld", liListOld);
        
        // TODO: if there is any items after current then remove that before adding new item (m.b. it is a duplicate)
        var currentBreadCrumbsItemId = this.currentBreadCrumbsItemId;
            found = false;
        liListOld.each(
            function(index, item) {
                //console.warn("item:", $(this));
                if (!found && currentBreadCrumbsItemId == $(this).attr("id")) {
                    found = true;
                    return;
                }
                if (found) {
                    //console.warn("remove ", $(this).attr("id"));
                    $(this).remove();
                }
            }
        );
        
        var liListNew = ul.find("li");
        
        //console.log("liListNew size: ", liListNew.size());
        var values = {
            id: 'breadCrumbsItem_' + liListNew.size(),
            processDefinitionId: processDefinitionId,
            name: processDefinitionId
        };
        
        
        var tpl = Lang.sub(TPL_LI_CONTAINER, values);
        //console.log("tpl: ", tpl);
        ul.append(tpl);
        
        var li = ul.find("#" + values.id);
        //console.warn("li:", li);
        $('#' + values.id).on('click', this._breadCrumbsItemClick);
        
        ul.find("li").removeClass("selected");
        li.attr("num", liListNew.size());
        li.addClass("selected");
        this.currentBreadCrumbsItemId = li.attr("id");
    },
    _breadCrumbsItemClick: function(){
        var li = $(this),
            id = li.attr("id"),
            processDefinitionId = li.attr("processDefinitionId");
        //console.warn("_breadCrumbsItemClick: ", id, ", processDefinitionId: ", processDefinitionId);
        
        var ul = ProcessDiagramGenerator.diagramBreadCrumbs.one("ul");
        ul.find("li").removeClass("selected");
        li.addClass("selected");
        ProcessDiagramGenerator.currentBreadCrumbsItemId = li.attr("id");
        
        // Hide all diagrams
        var diagrams = $("#"+ProcessDiagramGenerator.options.diagramHolderId+" div.diagram");
        diagrams.addClass("hidden");
        
        var processDiagram = ProcessDiagramGenerator.getProcessDiagram(processDefinitionId);
        
        var diagram = document.getElementById(processDefinitionId);
        if (!diagram) return;
        $(diagram).removeClass("hidden");
        
        // Regenerate image
        var processDefinitionDiagramLayout = processDiagram.processDefinitionDiagramLayout;
        ProcessDiagramGenerator.generateDiagram(processDefinitionDiagramLayout);
    },
    
    showFlowInfo: function(flow){
        var diagramInfo = $("#" + this.options.diagramInfoId);
        if (!diagramInfo) return;
        
        var values = {
            flow: flow.flow,
            isDefault: (flow.isDefault)? "true":"",
            isConditional: (flow.isConditional)? "true":"",
            isHighLighted: (flow.isHighLighted)? "true":"",
            sourceActivityId: flow.sourceActivityId,
            destinationActivityId: flow.destinationActivityId
        };
        var TPL_FLOW_INFO = '<div>{flow}</div>' 
                + '<div><b>sourceActivityId</b>: {sourceActivityId}</div>'
                + '<div><b>destinationActivityId</b>: {destinationActivityId}</div>'
                + '<div><b>isDefault</b>: {isDefault}</div>'
                + '<div><b>isConditional</b>: {isConditional}</div>'
                + '<div><b>isHighLighted</b>: {isHighLighted}</div>';
        var tpl = Lang.sub(TPL_FLOW_INFO, values);
        //console.log("info: ", tpl);
        diagramInfo.html(tpl);
    },
    
    showActivityInfo: function(activity){
        var diagramInfo = $("#" + this.options.diagramInfoId);
        if (!diagramInfo) return;
        
        var values = {
            activityId: activity.getId(),
            name: activity.getProperty("name"),
            type: activity.getProperty("type")
        };
        var TPL_ACTIVITY_INFO = '' 
                + '<div><b>activityId</b>: {activityId}</div>'
                + '<div><b>name</b>: {name}</div>'
                + '<div><b>type</b>: {type}</div>';
        var TPL_CALLACTIVITY_INFO = ''
                + '<div><b>collapsed</b>: {collapsed}</div>'
                + '<div><b>processDefinitonKey</b>: {processDefinitonKey}</div>';
        
        var template = TPL_ACTIVITY_INFO;
        if (activity.getProperty("type") == "callActivity") {
            values.collapsed = activity.getProperty("collapsed");
            values.processDefinitonKey = activity.getProperty("processDefinitonKey");
            template += TPL_CALLACTIVITY_INFO;
        } else if (activity.getProperty("type") == "callActivity") {
        
        }
                
        var tpl = Lang.sub(template, values);
        //console.log("info: ", tpl);
        diagramInfo.html(tpl);
    },
    
    hideInfo: function(){
      var diagramInfo = $("#" + this.options.diagramInfoId);
      if (!diagramInfo) return;
      diagramInfo.html("");
    },
    
    vvoid: function(){}
};
 
var Lang = {
    SUBREGEX: /\{\s*([^\|\}]+?)\s*(?:\|([^\}]*))?\s*\}/g,
    UNDEFINED: 'undefined',
    isUndefined: function(o) {
        return typeof o === Lang.UNDEFINED;
    },
    sub: function(s, o) {
        return ((s.replace) ? s.replace(Lang.SUBREGEX, function(match, key) {
            return (!Lang.isUndefined(o[key])) ? o[key] : match;
        }) : s);
    }
};
 
if (Lang.isUndefined(console)) {
    console = { log: function() {}, warn: function() {}, error: function() {}};
}
ProcessDiagramGenerator.init();