fix(InteractorStyleManipulator): properly register animation requesters

Do not use same key for animations due to mouse drag and due to mouse wheel
or the second event will not be registered as an animation requester, and
the animation will stop when the first event terminates.

Author: Alexis Girault

Sources/Interaction/Style/InteractorStyleManipulator/index.js

@@ -285,7 +285,7 @@ function vtkInteractorStyleManipulator(publicAPI, model) {
         callData.pokedRenderer,
         callData.position
       );
-      model.interactor.requestAnimation(publicAPI);
+      model.interactor.requestAnimation(publicAPI.onButtonDown);
       publicAPI.invokeStartInteractionEvent(START_INTERACTION_EVENT);
     } else {
       vtkDebugMacro('No manipulator found');
@@ -353,7 +353,7 @@ function vtkInteractorStyleManipulator(publicAPI, model) {
       model.currentManipulator.onButtonUp(model.interactor);
       model.currentManipulator.endInteraction();
       model.currentManipulator = null;
-      model.interactor.cancelAnimation(publicAPI);
+      model.interactor.cancelAnimation(publicAPI.onButtonDown);
       publicAPI.invokeEndInteractionEvent(END_INTERACTION_EVENT);
     }
   };
@@ -368,7 +368,7 @@ function vtkInteractorStyleManipulator(publicAPI, model) {
         manipulator.startInteraction();
       }
     }
-    model.interactor.requestAnimation(publicAPI);
+    model.interactor.requestAnimation(publicAPI.handleStartMouseWheel);
     publicAPI.invokeStartInteractionEvent(START_INTERACTION_EVENT);
   };
 
@@ -382,7 +382,7 @@ function vtkInteractorStyleManipulator(publicAPI, model) {
         manipulator.endInteraction();
       }
     }
-    model.interactor.cancelAnimation(publicAPI);
+    model.interactor.cancelAnimation(publicAPI.handleStartMouseWheel);
     publicAPI.invokeEndInteractionEvent(END_INTERACTION_EVENT);
   };
 

Sources/Rendering/Core/RenderWindowInteractor/index.js

@@ -269,6 +269,7 @@ function vtkRenderWindowInteractor(publicAPI, model) {
       return;
     }
     if (animationRequesters.has(requestor)) {
+      vtkWarningMacro(`requester is already registered for animating`);
       return;
     }
     animationRequesters.add(requestor);