Do not use voicingUtteranceQueue.addToBack and register Utterances to…

… a VoicingNode, see #298

js/friction/view/FrictionScreenView.js

@@ -12,8 +12,7 @@ import Bounds2 from '../../../../dot/js/Bounds2.js';
 import ScreenView from '../../../../joist/js/ScreenView.js';
 import ResetAllButton from '../../../../scenery-phet/js/buttons/ResetAllButton.js';
 import ThermometerNode from '../../../../scenery-phet/js/ThermometerNode.js';
-import { voicingUtteranceQueue } from '../../../../scenery/js/imports.js';
-import { Node } from '../../../../scenery/js/imports.js';
+import { Node, Voicing } from '../../../../scenery/js/imports.js';
 import SoundClip from '../../../../tambo/js/sound-generators/SoundClip.js';
 import SoundLevelEnum from '../../../../tambo/js/SoundLevelEnum.js';
 import soundManager from '../../../../tambo/js/soundManager.js';
@@ -98,7 +97,7 @@ class FrictionScreenView extends ScreenView {
 
       this.alertDescriptionUtterance( atomsJiggleTinyBitUtterance );
 
-      voicingUtteranceQueue.addToBack( atomsJiggleTinyBitUtterance );
+      Voicing.alertUtterance( atomsJiggleTinyBitUtterance );
     };
 
     let amplitudeIncreasedEnoughForSettledAndCoolAlert = false;
@@ -260,6 +259,17 @@ class FrictionScreenView extends ScreenView {
     // add a node that creates a "play area" accessible section in the PDOM
     this.pdomControlAreaNode.pdomOrder = [ resetAllButton ];
 
+    // voicing - Make is so that the Utterances of each Alerter cannot be announced unless the chemistryBookNode
+    // is globally visible and voicingVisible in the display
+    Voicing.registerUtteranceToVoicingNode( temperatureIncreasingAlerter.maxTempUtterance, chemistryBookNode );
+    Voicing.registerUtteranceToVoicingNode( temperatureIncreasingAlerter.temperatureJiggleUtterance, chemistryBookNode );
+    Voicing.registerUtteranceToVoicingNode( temperatureDecreasingAlerter.utterance, chemistryBookNode );
+    Voicing.registerUtteranceToVoicingNode( breakAwayAlerter.utterance, chemistryBookNode );
+    Voicing.registerUtteranceToVoicingNode( bookMovementAlerter.bottomDescriptionUtterance, chemistryBookNode );
+    Voicing.registerUtteranceToVoicingNode( bookMovementAlerter.bottomVoicingUtterance, chemistryBookNode );
+    Voicing.registerUtteranceToVoicingNode( bookMovementAlerter.moveDownToRubHarderUtterance, chemistryBookNode );
+    Voicing.registerUtteranceToVoicingNode( atomsJiggleTinyBitUtterance, chemistryBookNode );
+
     // @private
     this.resetFrictionScreenView = () => {
 

js/friction/view/book/BookMovementAlerter.js

@@ -10,7 +10,7 @@ import merge from '../../../../../phet-core/js/merge.js';
 import BorderAlertsDescriber from '../../../../../scenery-phet/js/accessibility/describers/BorderAlertsDescriber.js';
 import DirectionEnum from '../../../../../scenery-phet/js/accessibility/describers/DirectionEnum.js';
 import MovementAlerter from '../../../../../scenery-phet/js/accessibility/describers/MovementAlerter.js';
-import { voicingUtteranceQueue } from '../../../../../scenery/js/imports.js';
+import { Voicing } from '../../../../../scenery/js/imports.js';
 import ResponsePacket from '../../../../../utterance-queue/js/ResponsePacket.js';
 import Utterance from '../../../../../utterance-queue/js/Utterance.js';
 import friction from '../../../friction.js';
@@ -108,7 +108,7 @@ class BookMovementAlerter extends MovementAlerter {
       // Once touching, speak the alert
       if ( !wasTouching && isTouching && model.numberOfAtomsShearedOffProperty.value === 0 ) {
         this.alert( this.bottomDescriptionUtterance );
-        voicingUtteranceQueue.addToBack( this.bottomVoicingUtterance );
+        Voicing.alertUtterance( this.bottomVoicingUtterance );
       }
     } );
   }
@@ -153,7 +153,7 @@ class BookMovementAlerter extends MovementAlerter {
           this.alert( this.moveDownToRubHarderUtterance );
 
           // Support voicing for this hint
-          voicingUtteranceQueue.addToBack( this.moveDownToRubHarderUtterance );
+          Voicing.alertUtterance( this.moveDownToRubHarderUtterance );
 
           // This means that we will get left/right alerts again after a "move down" cue
           this.separatedAlertPair.reset();