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How to use observeScrolling method in wpt

Best JavaScript code snippet using wpt

scroll-behavior.js

Source:scroll-behavior.js

1function observeScrolling(elements, callback) {2  if (!Array.isArray(elements))3      elements = [elements];4  var lastChangedFrame = 0;5  var lastLeft = new Map();6  var lastTop = new Map();7  elements.forEach((element) => {8    lastLeft.set(element, element.scrollLeft);9    lastTop.set(element, element.scrollTop);10  });11  function tick(frames) {12    // We requestAnimationFrame either for 500 frames or until 20 frames with13    // no change have been observed.14    if (frames >= 500 || frames - lastChangedFrame > 20) {15      callback(true);16    } else {17      var scrollHappened = elements.some((element) => {18        return element.scrollLeft != lastLeft.get(element) || element.scrollTop != lastTop.get(element);19      });20      if (scrollHappened) {21        lastChangedFrame = frames;22        elements.forEach((element) => {23          lastLeft.set(element, element.scrollLeft);24          lastTop.set(element, element.scrollTop);25        });26        callback(false);27      }28      requestAnimationFrame(tick.bind(null, frames + 1));29    }30  }31  tick(0);32}33function waitForScrollEnd(elements) {34  return new Promise((resolve) => {35    observeScrolling(elements, (done) => {36      if (done)37        resolve();38    });39  });40}41function resetScroll(scrollingElement) {42  // Try various methods to ensure the element position is reset immediately.43  scrollingElement.scrollLeft = 0;44  scrollingElement.scrollTop = 0;45  scrollingElement.scroll({left: 0, top: 0, behavior: "instant"});46}47function resetScrollForWindow(scrollingWindow) {48  // Try various methods to ensure the element position is reset immediately.49  scrollingWindow.document.scrollingElement.scrollLeft = 0;...

main.js

Source:main.js

1//scrolling circles and text at bottom of showcase2const showcase = document.getElementById("showcase");3const outerCircle = document.getElementById("outer-circle");4const middleCircle = document.getElementById("middle-circle");5const innerCircle = document.getElementById("inner-circle");6const scrollingText = document.getElementById("scrolling-text");7function scrollingCirTxtAnimation(r) {8  // don't tranform too much9  if (r < 0.4) {10    r = 0.4;11  }12  if (r > 0.9) {13    r = 0.9;14  }15  // when r = 0.4, rotate 180 deg; when r = 0.9, rotate 0 deg16  outerCircle.style.transform = `translate(-50%, 50%) rotate(${17    45 + 324 - 360 * r18  }deg)`;19  middleCircle.style.transform = `translate(-50%, 50%) rotate(${20    45 - 324 + 360 * r21  }deg)`;22  innerCircle.style.transform = `translate(-50%, 50%) rotate(${23    45 + 324 - 360 * r24  }deg)`;25  // when r = 0.4, opacity = 0; when r = 0.9, opacity = 126  scrollingText.style.opacity = 2 * r - 0.8;27}28const scrollingObserveOption = {29  root: null,30  threshold: [0.4, 0.5, 0.6, 0.7, 0.8, 0.9],31};32const observeScrolling = new IntersectionObserver((e) => {33  scrollingCirTxtAnimation(e[0].intersectionRatio);34}, scrollingObserveOption);...

app.js

Source:app.js

...3  // --- Check if browser is IE4  var check = /MSIE/i;5  var agent = navigator.userAgent;6  isIE = !!check.test(agent);7  observeScrolling();8  MembersList.init();9  Photos.init();10});11// --- If user scrolls the page, do the following things12function observeScrolling() {13  return;14  $(window).scroll(function(event) {15    var scrollValue = $(this).scrollTop();16    var rotate = scrollValue < 120 ? scrollValue * 2 : 0;17    var translateValue = "rotate(" + rotate + "deg) translateZ(0)";18    $('.refresh-icon').css({19      '-webkit-transform': translateValue,20      '-moz-transform': translateValue,21      '-ms-transform': translateValue,22      '-o-transform': translateValue23    });24  });25}26var test = "test";

Using AI Code Generation

1jQuery(document).ready(function () {2    jQuery(window).observeScrolling({3        onScrollUp: function () {4            console.log('scroll up');5        },6        onScrollDown: function () {7            console.log('scroll down');8        }9    });10});

Using AI Code Generation

1const wptools = require('wptools');2const options = {3  userAgent: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36'4};5wptools.observeScrolling(options, (err, res) => {6  if (err) {7    console.log(err);8  } else {9    console.log(res);10  }11});12### `observeScrolling(options, callback)`13The URL to test. (Required)14The User-Agent to use for the test. (Optional)

Using AI Code Generation

1$(document).ready(function(){2  wptouchPro.observeScrolling();3});4$(document).ready(function(){5  $('#button').click(function(){6    wptouchPro.observeScrolling();7  });8});9$(document).ready(function(){10  wptouchPro.observeScrolling($('#

Using AI Code Generation

1jQuery( document ).ready( function() {2    jQuery( window ).observeScrolling( function() {3        console.log( 'scrolling' );4    } );5} );6#### observeScrolling( callback, options )7#### wptouchPro.isProVersion( version )8#### wptouchPro.isProVersionAtLeast( version )9#### wptouchPro.isProVersionAtMost( version )10#### wptouchPro.isProVersionBetween( minVersion, maxVersion )11#### wptouchPro.isProVersionBetweenInclusive( minVersion, maxVersion )12#### wptouchPro.isProVersionGreaterThan( version )

Using AI Code Generation

1jQuery(document).ready(function(){2    wptouchPro.observeScrolling(function(){3    });4});5jQuery(document).ready(function(){6    wptouchPro.observeScrolling(function(){7    });8});

Using AI Code Generation

1function footerScrolledIntoView() {2}3jQuery(function(){4    jQuery('#footer').observeScrolling(footerScrolledIntoView);5});6We welcome contributions from the community. Please see [CONTRIBUTING.md](

Using AI Code Generation

1var wptoolkit = new wptoolkit();2wptoolkit.setWindowHeight(100);3wptoolkit.setScrollPosition(0);4wptoolkit.setScrollDirection('down');5wptoolkit.setScrollSpeed(0);6wptoolkit.setScrollSpeed(0);7wptoolkit.setScrollPosition(0);8wptoolkit.setScrollSpeed(0);9wptoolkit.setScrollDirection('down');10wptoolkit.setScrollPosition(0);11wptoolkit.setScrollSpeed(0);12wptoolkit.setScrollDirection('down');13wptoolkit.setScrollPosition(0);14wptoolkit.setScrollSpeed(0);15wptoolkit.setScrollPosition(0);16wptoolkit.setScrollSpeed(0);17wptoolkit.setScrollDirection('down');18wptoolkit.setScrollPosition(0);19wptoolkit.setScrollSpeed(0);20wptoolkit.setScrollDirection('down');21wptoolkit.setScrollPosition(0);22wptoolkit.setScrollSpeed(0);23wptoolkit.setScrollPosition(0);24wptoolkit.setScrollSpeed(0);25wptoolkit.setScrollDirection('down');26wptoolkit.setScrollPosition(0);27wptoolkit.setScrollSpeed(0);28wptoolkit.setScrollDirection('down');29wptoolkit.setScrollPosition(0);

Using AI Code Generation

1var wptoolkit = require('wptoolkit');2wptoolkit.observeScrolling('myDiv', 'myFunction');3var wptoolkit = require('wptoolkit');4wptoolkit.observeScrolling('myDiv', 'myFunction');5var wptoolkit = require('wptoolkit');6wptoolkit.observeScrolling('myDiv', 'myFunction');7var wptoolkit = require('wptoolkit');8wptoolkit.observeScrolling('myDiv', 'myFunction');

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