@keyframers 1.8.0 | Bike Blender 🚲🌪️

index.html

<a href="https://youtu.be/Wt5ENQj9FCQ" target="_blank" data-keyframers-credit style="color: #000"></a>
<script src="https://codepen.io/shshaw/pen/QmZYMG.js"></script>

<div id="app" data-state="bike">
  
  <div class="ui-circle"></div>
  
  <header class="ui-header">
    <button id="back"></button>
  </header>
  
  <div data-scene="bike">
    <h1 class="ui-heading _fade-up">Classic Bike X4</h1>
    <div class="ui-hero _fade-up">
      <img src="https://s3-us-west-2.amazonaws.com/s.cdpn.io/39255/pink-bike_compressed.png" />
    </div>
    <div class="ui-details _fade-up">
      <div class="ui-spec">
        <div class="ui-label">Advised for height</div>
        <div class="ui-data">155-170 cm</div>
      </div>
      <div class="ui-spec">
        <div class="ui-label">Bike weight</div>
        <div class="ui-data">12 kg</div>
      </div>
      <div class="ui-spec">
        <div class="ui-label">Rating</div>
        <div class="ui-data -rating">★★★☆☆</div>
      </div>
      <div class="ui-spec">
        <div class="ui-label">Open bikes</div>
        <div class="ui-data">34</div>
      </div>
      <div class="ui-description">
        Lorem ipsum dolor sit, amet consectetur adipisicing elit. Blanditiis expedita in mollitia aliquid pariatur eveniet laboriosam, etc.
      </div>
    </div>
    <footer class="ui-footer">
      <button class="ui-button" id="cta">
        <div class="ui-bg" data-flip-key="bg"></div>
        <span>Rent from $2</span>
      </button>
    </footer>
  </div>


  <div data-scene="time">
    <h1 class="ui-heading _fade-down">Buy Time</h1>
    <p class="ui-description _fade-down">Choose your desired plan to get access to our bikes easily.</p>
    <div class="ui-plans _fade-down" style="--total: 4">
      <div class="ui-plan" style="--i: 0">
        <div class="ui-bg"></div>
        <div class="ui-time">30 Minutes</div>
        <div class="ui-price">$2</div>
      </div>
      <div class="ui-plan" style="--i: 1">        
        <div class="ui-bg"></div>
        <div class="ui-time">60 Minutes</div>
        <div class="ui-price">$3</div>
      </div>
      <div class="ui-plan" style="--i: 2">
        <div class="ui-bg"></div>
        <div class="ui-time">120 Minutes</div>
        <div class="ui-price">$4</div>
      </div>
      <div class="ui-plan -featured" style="--i: 3">
        <div class="ui-bg" data-flip-key="bg"></div>
        <div class="ui-time">1 Day</div>
        <div class="ui-price">$20</div>
      </div>
      <div class="ui-plan" style="--i: 3">        
        <div class="ui-bg"></div>
        <div class="ui-time">7 Days</div>
        <div class="ui-price">$160</div>
      </div>
    </div>
  </div>

  <div data-scene="ride">
    <h1 class="ui-heading _fade-up">My Ride</h1>
    <div class="ui-card _fade-scale">
      <div class="ui-label">Current Location</div>
      <div class="ui-title">Houston<br />Texas</div>
      <div class="ui-map"></div>
    </div>

    <div class="ui-details" style="--total: 3">
      <div class="ui-spec" style="--i: 0">
        <div class="ui-label">duration (h:m)</div>
        <div class="ui-data">2:45</div>
      </div>
      <div class="ui-spec" style="--i: 0">
        <div class="ui-label">calories (kcal)</div>
        <div class="ui-data">183</div>
      </div>
      <div class="ui-spec" style="--i: 1">
        <div class="ui-label">distance (km)</div>
        <div class="ui-data">10,2</div>
      </div>
      <div class="ui-spec" style="--i: 1">
        <div class="ui-label">carbon</div>
        <div class="ui-data">2137</div>
      </div>
      <div class="ui-spec" style="--i: 2">
        <div class="ui-label">speed (km/h)</div>
        <div class="ui-data">9,5</div>
      </div>
      <div class="ui-spec" style="--i: 2">
        <div class="ui-label">steps</div>
        <div class="ui-data">12,584</div>
      </div>
    </div>

    <footer class="ui-footer">
      <button class="ui-button" id="edit">
        <div class="ui-bg" data-flip-key="bg"></div>
        <span>Go Back</span>
      </button>
    </footer>
  </div>
</div>

keyframers-1-8-0-bike-blender.markdown

@keyframers 1.8.0 | Bike Blender 🚲🌪️

Watch us code this live!

This week, David Khourshid and Stephen Shaw make a Bicycle App animation using mostly CSS and some dubious JavaScript. Streamed live on May 31, 2018.

Shownotes:

• Animation Inspiration: https://dribbble.com/shots/4640269-Bike-Sharing-App-Animation-Renting-and-Data-Dashboard
• Final code: https://codepen.io/shshaw/pen/ZRGBao/

Additional Resources:

• xstate https://github.com/davidkpiano/xstate
• SplittingImage Hover Gallery https://codepen.io/shshaw/pen/RyOPzb

Like what we're doing? There are many ways you can support @keyframers so we can keep live coding awesome animations!

• Like & Subscribe on YouTube
• Follow & Tweet us at twitter.com/keyframers.
• Join the live streams & Subscribe on Twitch http://twitch.tv/keyframers
• Support us on Patreon at https://patreon.com/keyframers

Topics covered:

• CSS Variables
• Staggering

A Pen by Shaw on CodePen.

License.

script.babel

console.clear();

const elCta = document.querySelector("#cta");
const elApp = document.querySelector("#app");
const elBacko = document.querySelector("#back");
const elEdit = document.querySelector("#edit");
const losPlans = document.querySelectorAll(".ui-plan");

const flipping = new Flipping({
  duration: 500
});

elCta.addEventListener(
  "click",
  flipping.wrap(() => {
    app.setAttribute("data-state", "time");
  })
);

elBacko.addEventListener(
  "click",
  flipping.wrap(() => {
    app.setAttribute("data-state", app.dataset.state === "time" ? "bike" : "time");
  })
);

elEdit.addEventListener(
  "click",
  flipping.wrap(() => {
    app.setAttribute("data-state", "time");
  })
);

Array.from(losPlans).forEach(elPlan => {
  elPlan.addEventListener(
    "click",
    flipping.wrap(() => {
      app.setAttribute("data-state", "ride");
    })
  );
});

scripts

<script src="https://unpkg.com/flipping@latest/dist/flipping.web.js"></script>

style.scss

@import url('https://fonts.googleapis.com/css?family=Lato:400,700');

$color-primary: #6376FF;
$radius: 3px;
$duration: 0.4s;


*, *:before, *:after {
  --last-index: (var(--total) - var(--i));
  box-sizing: border-box;
  position: relative;
}

img { max-width: 100%; height: auto; }

body {
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #EEF0FF;
}

html, body {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
}

html {
  font-size: 2vmin;
}


// -----------------------------

#app {
  font-family: 'Lato', sans-serif;
  background-color: #fff;
  height: 92vmin;
  width: 55vmin;
  box-shadow: 0 1rem 2rem rgba(black, 0.1);
  padding: 2rem 1rem;
  display: grid;
  grid-template-rows: 1fr 90% 1fr;
  overflow:hidden;

  > [data-scene] {
    grid-row: 2 / 3;
  }
}

#back {
  appearance: none;
  -webkit-appearance: none;
  border: none;
  background: none;
  padding: 0;
  margin: 0;
  height: 1rem;
  width: 1rem;
  transform: rotate(-45deg);

  &:before, &:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 1px solid gray;
  }

  &:before, &:after {
    border-bottom: none;
    border-right: none;
  }
  &:before {
    transform-origin: center left;
  }
  &:after {
    border-left: none;
    transform-origin: top left;
    transform: rotate(45deg) translateY(-1px) scaleX(1.5);
  }
}

[data-scene] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: grid;
  padding: 0 1rem;
  $button-height: 3rem;

  &[data-scene="bike"] {
    grid-template-rows: 2rem 1fr 1fr $button-height;
    grid-row-gap: 1rem;
  }

  &[data-scene="time"] {
    grid-template-rows: 2rem 3rem 1fr;
  }

  &[data-scene="ride"] {
    grid-template-rows: 2rem 10rem 1fr $button-height;
    grid-row-gap: 1rem;
  }
}


[data-scene] {
  transition: visibility 0s linear;
}


// general transitions
._fade-up,
._fade-down,
._fade-scale {
  transition-property: opacity, transform;
  transition-duration: $duration;
  visibility: visible !important;
}

[data-state="bike"] > [data-scene]:not([data-scene="bike"]),
[data-state="time"] > [data-scene]:not([data-scene="time"]),
[data-state="ride"] > [data-scene]:not([data-scene="ride"]) {
  visibility: hidden;
  transition-delay: $duration * 2;
  pointer-events: none;

  ._fade-up {
    transform: translateY(-1rem);
  }

  ._fade-down {
    transform: translateY(1rem);
  }

  ._fade-scale {
    transform: scale(.8);
  }

  [class*="_fade"] {
    opacity: 0;
  }

  [data-flip-key] { display: none; }
}

// -----------------------------

.ui-heading {
  margin: 0;
  font-size: 1.5rem;
}

.ui-details {
  display: grid;
  grid-template-rows: 1fr 1fr auto;
  grid-template-columns: 3fr 1fr;
}


.ui-spec {
  margin-bottom: 1.5rem;
  > .ui-label {
    font-size: .6rem;
    text-transform: uppercase;
    font-weight: bold;
    margin-bottom: .5rem;
  }
}

.ui-data {
  font-size: 1.5rem;
  font-weight: bold;

  &.-rating {
    letter-spacing: .5rem;
  }
}

.ui-description {
  grid-column: 1 / -1;
  font-size: 1rem;
}

.ui-button {
  --bg: #{$color-primary};
  appearance: none;
  border: none;
  border-radius: $radius;
  color: white;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: bold;
  width: 100%;
  height: 100%;

  > .ui-bg {
    box-shadow: 0 0 1rem rgba($color-primary, .5);
  }
}

button:focus {
  outline: none !important;
}

.ui-plans {
  margin-top: 2rem;
}

.ui-plan {
  --bg: #f1f1f1;
  border-radius: $radius;
  margin-bottom: 1rem;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  font-size: 1.25em;

  &:last-child {
    margin-bottom: 0;
  }

  > .ui-time, > .ui-price {
    font-weight: bold;
  }

  > .ui-price {
    color: #8b8b8b;
  }

  &.-featured {
    background: none;
    padding-top: 3rem;
    --bg: #{$color-primary};

    &, > * {
      color: white;
    }

    &:after {
      content: 'best value';
      text-transform: uppercase;
      display: block;
      position: absolute;
      top: 0;
      width: 100%;
      height: 2rem;
      line-height: 2rem;
      background-color: rgba(black, 0.2);
      left: 0;
      padding-left: 2rem;
      font-size: .5rem;
      letter-spacing: 2px;
      font-weight: bold;
      opacity: 0;
    }
  }
}


// -----------------------------


.ui-plan,
.ui-plan:after,
.ui-plan .ui-bg,
.ui-time, 
.ui-price {
  transition: all $duration linear;
  transition-timing-function: ease-in-out, 
    cubic-bezier(.63,.0,.4,1);//    cubic-bezier(.5, 0, .5, 1);
  transition-property: transform, opacity;

  --stagger: calc( #{$duration} + (.05s * var(--last-index)) );
  transition-duration: calc( var(--stagger) );

  // opacity: 0;
  transform: translateY( 100% ); //150% * (var(--last-index) + 1)) );
}

.ui-plan .ui-bg { opacity: 0; }

.ui-plans .ui-plan.-featured {
  opacity: 1;
  transform: translateY(0);
}

.ui-time, .ui-price {
  opacity: 0;
  transform: translateY(-20%);
}

[data-state="time"] {
  .ui-plan, 
  .ui-time, 
  .ui-price,
  .ui-plan .ui-bg,
  .ui-plan:after {
    transform: translateY(0);
    opacity: 1;
  }

  .ui-plan.-featured:after {
    opacity: 1;
    transition-delay: .2s;
  }
}


// -----------------------------

.ui-bg {
  background-color: var(--bg);
  border-radius: inherit;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.ui-circle {
  position: absolute;
  top: 0;
  left: 0;
  height: 50%;
  width: 100%;
  transform-origin: bottom left;
  transform: rotate(0deg);
  transition: transform ($duration * 1.25) cubic-bezier(.5, 0, .5, 1);

  &:before {
    content: '';
    display: block;
    position: absolute;
    top: 10%; right: -15%; bottom: 0; left: 0;
    margin-left: auto;
    border-radius: 50%;
    width: 80%;
    padding-top: 80%;
    height: 0;
    background: #F6E38A;
  }

  [data-state="time"] & {
    transform: rotate(-35deg); 
  }

  [data-state="ride"] & {
    transform: rotate(-120deg); 
  }
}

.ui-card {
  display: grid;
  grid-template-rows: 1rem 1fr;
  grid-template-columns: 3fr 2fr;
  padding: 1rem;
  box-shadow: 0 1rem 2rem rgba(black, 0.1);

  > .ui-label {
    grid-row: 1 / 2;
    grid-column: 1 / 2;
  }

  > .ui-title {
    grid-row: 2 / 3;
    grid-column: 1 / 2;
    font-size: 2rem;
  }

  > .ui-map {
    border-radius: $radius;
    background-color: #ccc;
    grid-row: 1 / -1;
    grid-column: 2 / -1;
  }
}

[data-scene="ride"] {
  .ui-details {
    padding: 1rem 0;
    grid-template-rows: repeat(3, 1fr);
    grid-template-columns: repeat(2, 1fr);
  }

  .ui-spec {

    opacity: 0;
    transform: translateY(-2em);
    transition: opacity $duration linear, transform $duration cubic-bezier(.25,.76,.4,1);

    transition-duration: calc( #{$duration} + (.3s * var(--i)) );

    [data-state="ride"] & { 
      opacity: 1;
      transform: translateY(0%); 
      transition-delay: calc( .25s + (.05s * var(--i)) );
    }

    &:nth-child(2n) {
      > * {
        text-align: right;
      }
    }
  }
}