bugfix

src/components/chart/RungBuilder.vue

@@ -68,7 +68,7 @@ const props = defineProps({
   setModelValue: Function,  // setModelValue(model,value) -> void
   setValues: Function,  // setValues(values:Array) -> void
   setWeights: Function,  // setWeights(values:Array) -> void
-  setShapes: Function,  // setShapes([shapeA, innerShape, ..., shapeB]) -> void
+  setShapes: { type: Function, default: null },  // setShapes([shapeA, innerShape, ..., shapeB]) -> void
 })
 
 const flippedSign = computed(()=>props.flip?-1:1)
@@ -330,7 +330,8 @@ function adjustShapes() {
     for( const shape of interiorShapes )
       shape.delete()
     interiorShapes = []
-    props.setShapes([])
+    if (props.setShapes)
+      props.setShapes([])
   }
   else if (vs.length === 1) {
     //
@@ -343,7 +344,8 @@ function adjustShapes() {
         shape.delete()
       interiorShapes = []
     }
-    props.setShapes([shapeA])
+    if (props.setShapes)
+      props.setShapes([shapeA])
   }
   else {
     //
@@ -362,7 +364,8 @@ function adjustShapes() {
       else
         interiorShapes[i-1].setModel(makeModel(i))
     }
-    props.setShapes([shapeA, ...interiorShapes, shapeB])
+    if (props.setShapes)
+      props.setShapes([shapeA, ...interiorShapes, shapeB])
   }
 }
 
@@ -380,7 +383,8 @@ function deleteShapes() {
   for (const shape of interiorShapes)
     shape.delete()
   interiorShapes = []
-  props.setShapes([])
+  if (props.setShapes)
+    props.setShapes([])
 }