feat: enable connectivity maps in threesurfer view

src/atlasComponents/connectivity/connectivityBrowser/connectivityBrowser.component.ts

@@ -73,6 +73,12 @@ export class ConnectivityBrowserComponent implements OnInit, AfterViewInit, OnDe
         type: 'SET_OVERWRITTEN_COLOR_MAP',
         payload: flag? CONNECTIVITY_NAME_PLATE : false,
       })
+
+      if (flag) {
+        this.addNewColorMap()
+      } else {
+        this.restoreDefaultColormap()
+      }
     }
 
     @Output()
@@ -381,7 +387,7 @@ export class ConnectivityBrowserComponent implements OnInit, AfterViewInit, OnDe
 
     public addNewColorMap() {
       if (!this.defaultColorMap) {
-        this.defaultColorMap = new Map(getWindow().interactiveViewer.viewerHandle.getLayersSegmentColourMap())
+        this.defaultColorMap = getWindow().interactiveViewer.viewerHandle.getLayersSegmentColourMap()
       }
 
       const existingMap: Map<string, Map<number, { red: number, green: number, blue: number }>> = (getWindow().interactiveViewer.viewerHandle.getLayersSegmentColourMap())

src/util/fn.ts

@@ -143,6 +143,14 @@ export class QuickHash {
   }
 }
 
+// fsaverage uses threesurfer, which, whilst do not use ngId, uses 'left' and 'right' as keys 
+const fsAverageKeyVal = {
+  "minds/core/parcellationatlas/v1.0.0/94c1125b-b87e-45e4-901c-00daee7f2579-290": {
+    "left hemisphere": "left",
+    "right hemisphere": "right"
+  }
+}
+
 /**
  * in order to maintain backwards compat with url encoding of selected regions
  * TODO setup a sentry to catch if these are ever used. if not, retire the hard coding 
@@ -234,7 +242,10 @@ const BACKCOMAP_KEY_DICT = {
       "juelich/iav/atlas/v1.0.0/3": {
         "whole brain": "cortical layers"
       },
-    }
+    },
+
+    // fsaverage
+    "minds/core/referencespace/v1.0.0/tmp-fsaverage": fsAverageKeyVal,
   }
 }
 

src/viewerModule/threeSurfer/threeSurferGlue/threeSurfer.component.ts

@@ -68,6 +68,8 @@ function cameraNavsAreSimilar(c1: TCameraOrientation, c2: TCameraOrientation){
 
 export class ThreeSurferGlueCmp implements IViewer<'threeSurfer'>, OnChanges, AfterViewInit, OnDestroy {
 
+  private loanedColorMap = new WeakSet()
+
   @Input()
   selectedTemplate: any
 
@@ -109,16 +111,22 @@ export class ThreeSurferGlueCmp implements IViewer<'threeSurfer'>, OnChanges, Af
         add3DLandmarks: nyi,
         loadLayer: nyi,
         applyLayersColourMap: (map: Map<string, Map<number, { red: number, green: number, blue: number }>>) => {
-          const applyCm = new Map()
-          for (const [hem, m] of map.entries()) {
-            const nMap = new Map()
-            applyCm.set(hem, nMap)
-            for (const [lbl, vals] of m.entries()) {
-              const { red, green, blue } = vals
-              nMap.set(lbl, [red/255, green/255, blue/255])
+          if (this.loanedColorMap.has(map)) {
+            this.externalHemisphLblColorMap = null
+          } else {
+
+            const applyCm = new Map()
+            for (const [hem, m] of map.entries()) {
+              const nMap = new Map()
+              applyCm.set(hem, nMap)
+              for (const [lbl, vals] of m.entries()) {
+                const { red, green, blue } = vals
+                nMap.set(lbl, [red/255, green/255, blue/255])
+              }
             }
+            this.externalHemisphLblColorMap = applyCm
           }
-          this.externalHemisphLblColorMap = applyCm
+          this.applyColorMap()
         },
         getLayersSegmentColourMap: () => {
           const map = this.getColormapCopy()
@@ -134,6 +142,7 @@ export class ThreeSurferGlueCmp implements IViewer<'threeSurfer'>, OnChanges, Af
               })
             }
           }
+          this.loanedColorMap.add(outmap)
           return outmap
         },
         getNgHash: nyi,