Converting dot Utils usage, see phetsims/dot#4

js/DynamicStringTest.ts

@@ -11,8 +11,8 @@
  */
 
 import localizedStrings from '../../chipper/js/browser/localizedStrings.js';
-import Utils from '../../dot/js/Utils.js';
 import joist from './joist.js';
+import { toFixedNumber } from '../../dot/js/util/toFixedNumber.js';
 
 const INITIAL_STRING_FACTOR = 1;
 const MAX_STRING_FACTOR = 8; // so that the sim and/or browser doesn't lock up when strings get excessively long
@@ -155,7 +155,7 @@ function applyToString( stringFactor: number, string: string ): string {
     const noPlaceholdersString = string.replace( /{{(.+?)}}/g, '' );
 
     // Reduce the length of the string.
-    const stringLength = Utils.toFixedNumber( noPlaceholdersString.length * stringFactor + 1, 0 );
+    const stringLength = toFixedNumber( noPlaceholdersString.length * stringFactor + 1, 0 );
     const reducedString = noPlaceholdersString.substring( 0, stringLength );
 
     // Append placeholders to the end of the reduced string. This will add nothing if placeholders is empty.

js/Helper.ts

@@ -19,7 +19,6 @@ import TReadOnlyProperty, { isTReadOnlyProperty } from '../../axon/js/TReadOnlyP
 import Bounds2 from '../../dot/js/Bounds2.js';
 import Dimension2 from '../../dot/js/Dimension2.js';
 import Matrix3 from '../../dot/js/Matrix3.js';
-import Utils from '../../dot/js/Utils.js';
 import Vector2 from '../../dot/js/Vector2.js';
 import Shape from '../../kite/js/Shape.js';
 import Enumeration from '../../phet-core/js/Enumeration.js';
@@ -77,8 +76,9 @@ import joist from './joist.js';
 import type ScreenView from './ScreenView.js';
 import type Sim from './Sim.js';
 import type SimDisplay from './SimDisplay.js';
+import { toFixed } from '../../dot/js/util/toFixed.js';
 
-const round = ( n: number, places = 2 ) => Utils.toFixed( n, places );
+const round = ( n: number, places = 2 ) => toFixed( n, places );
 
 class PointerAreaType extends EnumerationValue {
   public static readonly MOUSE = new PointerAreaType();

js/HomeScreenButton.ts

@@ -11,7 +11,6 @@
 
 import BooleanProperty from '../../axon/js/BooleanProperty.js';
 import DerivedProperty from '../../axon/js/DerivedProperty.js';
-import Utils from '../../dot/js/Utils.js';
 import Shape from '../../kite/js/Shape.js';
 import merge from '../../phet-core/js/merge.js';
 import optionize from '../../phet-core/js/optionize.js';
@@ -32,6 +31,7 @@ import Frame from './Frame.js';
 import HomeScreenModel from './HomeScreenModel.js';
 import joist from './joist.js';
 import Screen from './Screen.js';
+import { linear } from '../../dot/js/util/linear.js';
 
 // constants
 const LARGE_ICON_HEIGHT = 140;
@@ -71,7 +71,7 @@ class HomeScreenButton extends Voicing( VBox ) {
     const isHighlightedProperty = new BooleanProperty( false );
 
     // maps the number of screens to a scale for the small icons. The scale is percentage of LARGE_ICON_HEIGHT.
-    let smallIconScale = Utils.linear( 2, 4, 0.875, 0.50, homeScreenModel.simScreens.length );
+    let smallIconScale = linear( 2, 4, 0.875, 0.50, homeScreenModel.simScreens.length );
     if ( homeScreenModel.simScreens.length >= 5 ) {
       smallIconScale = 0.4;
     }

js/NavigationBarScreenButton.ts

@@ -12,7 +12,7 @@ import DerivedProperty from '../../axon/js/DerivedProperty.js';
 import Multilink from '../../axon/js/Multilink.js';
 import Property from '../../axon/js/Property.js';
 import TReadOnlyProperty from '../../axon/js/TReadOnlyProperty.js';
-import Utils from '../../dot/js/Utils.js';
+import { clamp } from '../../dot/js/util/clamp.js';
 import Shape from '../../kite/js/Shape.js';
 import optionize from '../../phet-core/js/optionize.js';
 import PickRequired from '../../phet-core/js/types/PickRequired.js';
@@ -29,6 +29,7 @@ import Tandem from '../../tandem/js/Tandem.js';
 import HighlightNode from './HighlightNode.js';
 import joist from './joist.js';
 import { AnyScreen } from './Screen.js';
+import { toFixed } from '../../dot/js/util/toFixed.js';
 
 // constants
 const HIGHLIGHT_SPACING = 4;
@@ -203,7 +204,7 @@ class NavigationBarScreenButton extends Voicing( Node ) {
     const updateLayout = () => {
 
       // adjust the vertical space between icon and text, see https://github.com/phetsims/joist/issues/143
-      iconAndText.spacing = Utils.clamp( 12 - text.height, 0, 3 );
+      iconAndText.spacing = clamp( 12 - text.height, 0, 3 );
 
       // adjust the overlay
       overlay.setRectBounds( iconAndText.bounds );
@@ -236,7 +237,7 @@ class NavigationBarScreenButton extends Voicing( Node ) {
       text.maxWidth = this.width;
     }
 
-    needsIconMaxWidth && assert && assert( Utils.toFixed( this.width, 0 ) === Utils.toFixed( options.maxButtonWidth!, 0 ),
+    needsIconMaxWidth && assert && assert( toFixed( this.width, 0 ) === toFixed( options.maxButtonWidth!, 0 ),
       `this.width ${this.width} !== options.maxButtonWidth ${options.maxButtonWidth}` );
 
     // A custom focus highlight so that the bottom of the highlight does not get cut-off below the navigation bar.

js/Profiler.ts

@@ -29,9 +29,9 @@
  * @author Chris Malley (PixelZoom, Inc.)
  */
 
-import Utils from '../../dot/js/Utils.js';
 import joist from './joist.js';
 import type Sim from './Sim.js';
+import { roundSymmetric } from '../../dot/js/util/roundSymmetric.js';
 
 // constants
 const FIELD_SEPARATOR = ' \u2014 '; // em dash, a long horizontal dash
@@ -79,11 +79,11 @@ class Profiler {
       }
 
       // FPS
-      const averageFPS = Utils.roundSymmetric( 1000 / ( totalTime / this.allTimes.length ) );
+      const averageFPS = roundSymmetric( 1000 / ( totalTime / this.allTimes.length ) );
       let text = `${averageFPS} FPS`;
 
       // ms/frame
-      const averageFrameTime = Utils.roundSymmetric( totalTime / this.allTimes.length );
+      const averageFrameTime = roundSymmetric( totalTime / this.allTimes.length );
       text = `${text + FIELD_SEPARATOR + averageFrameTime}ms/frame`;
 
       // histogram

js/Sim.ts

@@ -31,7 +31,6 @@ import Dimension2 from '../../dot/js/Dimension2.js';
 import dotRandom from '../../dot/js/dotRandom.js';
 import Permutation from '../../dot/js/Permutation.js';
 import Random from '../../dot/js/Random.js';
-import DotUtils from '../../dot/js/Utils.js'; // eslint-disable-line phet/default-import-match-filename
 import { addAffirmationHook, setAffirmationDebuggerMode } from '../../perennial-alias/js/browser-and-node/affirm.js';
 import optionize from '../../phet-core/js/optionize.js';
 import platform from '../../phet-core/js/platform.js';
@@ -84,6 +83,7 @@ import SimInfo from './SimInfo.js';
 import LegendsOfLearningSupport from './thirdPartySupport/LegendsOfLearningSupport.js';
 import Toolbar from './toolbar/Toolbar.js';
 import updateCheck from './updateCheck.js';
+import { linear } from '../../dot/js/util/linear.js';
 
 // constants
 const PROGRESS_BAR_WIDTH = 273;
@@ -951,7 +951,7 @@ export default class Sim extends PhetioObject {
 
           // Move the progress ahead by one so we show the full progress bar for a moment before the sim starts up
 
-          const progress = DotUtils.linear( 0, workItems.length - 1, 0.25, 1.0, i );
+          const progress = linear( 0, workItems.length - 1, 0.25, 1.0, i );
 
           // Support iOS Reading Mode, which saves a DOM snapshot after the progressBarForeground has already been
           // removed from the document, see https://github.com/phetsims/joist/issues/389

js/launchCounter.ts

@@ -12,7 +12,7 @@
 
 import TinyProperty from '../../axon/js/TinyProperty.js';
 import TReadOnlyProperty from '../../axon/js/TReadOnlyProperty.js';
-import Utils from '../../dot/js/Utils.js';
+import { toFixed } from '../../dot/js/util/toFixed.js';
 
 // Key for storing the launch count in local storage. This is transient and does not need to be maintained or migrated.
 // Safe to rename.
@@ -44,7 +44,7 @@ export default function launchCounter( simNameProperty: TReadOnlyProperty<string
 
   // Attempt to store the updated run count back to local storage
   try {
-    window.localStorage.setItem( LOCAL_STORAGE_KEY, Utils.toFixed( newRunCount, 0 ) );
+    window.localStorage.setItem( LOCAL_STORAGE_KEY, toFixed( newRunCount, 0 ) );
   }
   catch( error ) {
     console.error( 'Error accessing localStorage:', error );

js/preferences/VoicingPanelSection.ts

@@ -14,7 +14,7 @@ import Property from '../../../axon/js/Property.js';
 import TReadOnlyProperty from '../../../axon/js/TReadOnlyProperty.js';
 import Dimension2 from '../../../dot/js/Dimension2.js';
 import Range from '../../../dot/js/Range.js';
-import Utils from '../../../dot/js/Utils.js';
+import { roundToInterval } from '../../../dot/js/util/roundToInterval.js';
 import merge from '../../../phet-core/js/merge.js';
 import optionize, { combineOptions, EmptySelfOptions } from '../../../phet-core/js/optionize.js';
 import NumberControl from '../../../scenery-phet/js/NumberControl.js';
@@ -501,7 +501,7 @@ class VoicingPitchSlider extends VBox {
 
       // constrain the value to the nearest hundredths place so there is no overlap in described ranges in
       // VOICE_PITCH_DESCRIPTION_MAP
-      constrainValue: value => Utils.roundToInterval( value, 0.01 ),
+      constrainValue: value => roundToInterval( value, 0.01 ),
 
       // pdom
       labelTagName: 'label',