fix

Author: SnorreFossland

src/akmm/ui_buildmodels.ts

@@ -334,7 +334,7 @@ export function buildGoModel(metis: akm.cxMetis, model: akm.cxModel, modelview:
         const object = node.object as akm.cxObject;
         let objtype = object?.type as akm.cxObjectType;
         if (!objtype) objtype = metis.findObjectType(object.typeRef);
-        if (objtype.name !== 'EntityType') {
+        if (objtype?.name !== 'EntityType') {
           const typeview = objtype?.getDefaultTypeView() as akm.cxObjectTypeView;
           if (typeview) {
             if (!node.template) node.template = typeview.template;

src/akmm/ui_templates.ts

@@ -59,11 +59,14 @@ go.Shape.defineFigureGenerator("Message", function(shape, w, h) {
     fig.add(new go.PathSegment(go.PathSegment.Line, w, h));
     fig.add(new go.PathSegment(go.PathSegment.Line, 0, h));
     fig.add(new go.PathSegment(go.PathSegment.Line, 0, 0).close());
-    
+    fig.add(new go.PathSegment(go.PathSegment.Line, w, 0));
+    fig.add(new go.PathSegment(go.PathSegment.Line, 0.5*w, 0.5*h));
+    fig.add(new go.PathSegment(go.PathSegment.Line, 0, 0.5*h));
+
     // Add a fold line
-    fig = new go.PathFigure(0.5 * w, 0, false);
-    geo.add(fig);
-    fig.add(new go.PathSegment(go.PathSegment.Line, w, h));
+    // fig = new go.PathFigure(0.5 * w, 0, false);
+    // geo.add(fig);
+    // fig.add(new go.PathSegment(go.PathSegment.Line, w, h));
 
     return geo;
 });
@@ -129,7 +132,7 @@ let figureNames = [
                     'Rectangle',
                     'RoundedRectangle',
                     'Square',
-                    // 'FivePointedStar',
+                    'FivePointedStar',
                     // 'ThinX',
                     // 'ThickX',
                     // 'ThinCross',
@@ -3684,9 +3687,41 @@ export function addGroupTemplates(groupTemplateMap: any, contextMenu: any, portC
         );   
         groupTemplateMap.add("Lane", laneTemplate);
         addGroupTemplateName('Lane');
-  
         // define a custom resize adornment that has two resize handles if the group is expanded
-        groupTemplateMap.get("Lane").resizeAdornmentTemplate = addResizeAdornment("Lane");
+  
+        const laneTemplate2 = 
+        $(go.Group, "Horizontal", groupStyle(),
+        {
+            name: "GROUP",
+            selectionObjectName: "GROUP",  // selecting a lane causes the body of the lane to be highlit, not the label
+            resizable: true, 
+            minSize: getMinSize(),
+            selectionAdorned: true,
+            contextMenu: contextMenu,
+        },
+        new go.Binding("isSubGraphExpanded", "expanded").makeTwoWay(),
+        new go.Binding("location", "loc", go.Point.parse).makeTwoWay(go.Point.stringify),
+        new go.Binding("desiredSize", "size", go.Size.parse).makeTwoWay(go.Size.stringify),
+        // the lane header consisting of a Shape and a TextBlock
+        new go.Binding("layout", "groupLayout").makeTwoWay(),
+        { // Tooltip
+            toolTip:
+            $(go.Adornment, "Auto",
+                $(go.Shape, { fill: "lightyellow" }),
+                $(go.TextBlock, { margin: 8 },  // the tooltip shows the result of calling nodeInfo(data)
+                    new go.Binding("text", "", 
+                        function (d) { 
+                            return uid.nodeInfo(d, myMetis);                
+                        }
+                    )
+                )
+            )
+        },
+        groupTop3(contextMenu, 'Icon', 1),
+        );   
+        groupTemplateMap.add("Lane_w_handles", laneTemplate2);
+        addGroupTemplateName('Lane_w_handles');
+        groupTemplateMap.get("Lane_w_handles").resizeAdornmentTemplate = addResizeAdornment("Lane_w_handles");
     }
     if (true) { // poolTemplate
         const poolTemplate =

src/components/gojs/GoJSApp.tsx

@@ -1349,7 +1349,7 @@ class GoJSApp extends React.Component<{}, AppState> {
             myDiagram.model.setDataProperty(part, "group", goNode.group);
             goNode.scale = goNode.getMyScale(myGoModel);
             part.scale = Number(goNode.scale);
-            gjs.scale = part.scale
+            gjsNode.scale = part.scale
             myDiagram.model.setDataProperty(node, "scale", part.scale);
           }
           // if (goNode) {