when adding property to an annotation source, each annotation needs t…

…o have their properties updated

src/annotation/index.ts

@@ -1294,6 +1294,9 @@ export class LocalAnnotationSource extends AnnotationSource {
   addProperty(property: AnnotationPropertySpec) {
     this.properties.push(property);
     this.updateAnnotationPropertySerializers();
+    for (const annotation of this) {
+      annotation.properties.push(property.default);
+    }
     this.changed.dispatch();
   }
 

src/layer/annotation/index.ts

@@ -444,7 +444,7 @@ class TagTool extends LayerTool<AnnotationUserLayer> {
           );
           if (propertyIndex > -1) {
             annotation.properties[propertyIndex] =
-              1 - (annotation.properties[propertyIndex] || 0);
+              1 - annotation.properties[propertyIndex];
             localAnnotations.changed.dispatch();
             this.layer.manager.root.selectionState.changed.dispatch(); // TODO, this is probably not the best way to handle it
           }