forked from Gitlink/forgeplus-react
194 lines
3.8 KiB
HTML
194 lines
3.8 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<title>Scrollama Demo: Basic</title>
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<meta name="description" content="Scrollama Demo: Basic" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<style>
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/* default / demo page */
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* {
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box-sizing: border-box;
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}
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html,
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body {
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margin: 0;
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padding: 0;
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font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
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Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
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}
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body {
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min-height: 1280px;
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font-weight: 300;
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color: #2a2a2a;
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}
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p,
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h1,
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h2,
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h3,
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h4,
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a {
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margin: 0;
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font-weight: 300;
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}
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a,
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a:visited,
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a:hover {
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color: #f30;
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text-decoration: none;
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border-bottom: 1px solid currentColor;
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}
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#intro {
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max-width: 40rem;
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margin: 1rem auto;
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text-align: center;
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}
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.intro__overline {
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font-size: 1.4rem;
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}
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.intro__hed {
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font-size: 1.4rem;
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margin: 1.5rem auto;
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text-transform: uppercase;
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font-weight: 900;
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letter-spacing: 0.05em;
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}
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.intro__dek {
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font-size: 1.4rem;
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}
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/* demo */
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#intro {
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margin-bottom: 320px;
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}
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#outro {
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height: 640px;
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}
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/* scrollama */
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#scroll {
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position: relative;
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}
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.scroll__text {
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position: relative;
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padding: 0 1rem;
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margin: 0 auto;
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width: 33%;
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}
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.step {
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margin: 2rem auto 4rem auto;
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border: 1px solid #333;
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}
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.step.is-active {
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background-color: lightgoldenrodyellow;
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}
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.step p {
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text-align: center;
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padding: 1rem;
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font-size: 1.5rem;
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}
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</style>
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</head>
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<body>
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<section id="intro">
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<p class="intro__overline">
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<a href="https://github.com/russellgoldenberg/scrollama">scrollama.js</a>
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</p>
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<h1 class="intro__hed">Demo: Basic</h1>
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<p class="intro__dek">
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Start scrolling to see how it works.
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</p>
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</section>
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<section id="scroll">
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<div class="scroll__text">
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<div class="step" data-step="1">
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<p>STEP 1</p>
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</div>
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<div class="step" data-step="2">
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<p>STEP 2</p>
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</div>
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</div>
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</section>
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<section id="outro"></section>
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<script src="../build/scrollama.js"></script>
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<script src="d3.v4.min.js"></script>
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<script>
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var container = document.querySelector("#scroll");
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var text = container.querySelector(".scroll__text");
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var steps = text.querySelectorAll(".step");
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// initialize the scrollama
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var scroller = scrollama();
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// scrollama event handlers
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function handleStepEnter(response) {
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// response = { element, direction, index }
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console.log("enter", response);
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// add to color to current step
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response.element.classList.add("is-active");
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}
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function handleStepExit(response) {
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// response = { element, direction, index }
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console.log("exit", response);
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// remove color from current step
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response.element.classList.remove("is-active");
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}
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function handleStepProgress(response) {
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console.log(response.progress);
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d3.select(response.element)
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.select("p")
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.text(d3.format(".1%")(response.progress));
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}
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function init() {
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// set random padding for different step heights (not required)
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steps.forEach(function (step) {
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var v = 100 + Math.floor((Math.random() * window.innerHeight) / 4);
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step.style.padding = v + "px 0px";
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});
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// 1. setup the scroller with the bare-bones options
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// this will also initialize trigger observations
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// 3. bind scrollama event handlers (this can be chained like below)
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scroller
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.setup({
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step: ".scroll__text .step",
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debug: true,
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progress: true,
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offset: 0
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})
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.onStepEnter(handleStepEnter)
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.onStepExit(handleStepExit)
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.onStepProgress(handleStepProgress);
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// setup resize event
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window.addEventListener("resize", scroller.resize);
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}
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// kick things off
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init();
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</script>
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</body>
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</html> |