BUX Component Development Platform

Hero: Scarlet Right 3:2 

<section class="bux-hero bux-hero--scarlet bux-hero--card-right bux-hero--3x2">

    <div id="bux-hero__carousel-147341021-items" class="bux-hero__carousel-items">
        <div id="bux-hero__carousel-147341021-tab-1" class="bux-hero__container  showing">

            <div class="bux-hero__content">

                <h2 class="bux-hero__header">
                    <span>Headline lorem ipsum</span>
                </h2>

                <div class="bux-hero__subheader">
                    <span>Subhead lorem ipsum dolara met</span>
                </div>
                <a class="bux-button bux-button--alt" href="#">Call to Action</a>

            </div>
            <div class="bux-hero__image-container">

                <div class="bux-hero__image bux-hero__image--3x2 ">

                    <img class="bux-image " src="/images/placeholders/osu-bux-5.jpg" alt="Graduates performing the O-H-I-O pose" />

                </div>
            </div>

        </div>
    </div>

</section>
 
{# 

Hero

Available variables:

- background:           Sets the Hero background color. 
                        Allowed values: null, gray, scarlet
- card_orientation:     Sets whether the card is on the left, right or bottom.
                        Allowerd values: card-left, card-right, card-full
- ratio:                Sets the hero's image ratio.
                        Allowed values: null, 16x9, 3x2
- hero_heading_level:   Integer. Sets the heading level of the header.
- cards:                Array containing the cards for the hero carousel.
- card.hero_header:     String for the header section of the hero.
- card.hero_subheader:  String for the header subheader content.
- card.hero_image:      URL for the hero image.
- card.hero_image_alt:  String for the alt text of the hero image.
- card.button_text:     String for the hero button text.
- card.button_url:      URL for the hero button.

If using a video, the hero will default to the 'card-full' orientation.

- card.hero_video_mp4:  URL for the hero video.
- card.hero_aria_label: String for the video's aria-label.

If using more than one card in a carousel:

- carousel_aria_label:  String for the carousel aria-label.
- carousel_id:          Unique ID for the carousel.

#}

{% set random_seed = random() %}
{% set carousel_uniqueid = carousel_id ~ "-" ~ random_seed %}

<section class="bux-hero {% if background %}bux-hero--{{background}}{% endif %} bux-hero--{{card_orientation}}{% if cards|length > 1 %} bux-hero--carousel{% endif %}{% if ratio %} bux-hero--{{ratio}}{% endif %}"{% if (cards|length > 1) %} aria-roledescription="carousel" aria-label="{{carousel_aria_label}}"{% endif %}>

    {% if (cards|length > 1) %}

    <button class="bux-hero__button bux-hero__button--left" type="button" aria-controls="{{carousel_uniqueid}}-items" aria-label="Previous Slide"><span class="icon icon-chevron-left" aria-hidden="true"></span></button>
    <button class="bux-hero__button bux-hero__button--right" type="button" aria-controls="{{carousel_uniqueid}}-items" aria-label="Next Slide"><span class="icon icon-chevron-right" aria-hidden="true"></span></button>

    {% endif %}

{% if (cards|length > 1) %}
<div class="bux-hero__tabs" role="tablist" aria-label="Slides">
{% for card in cards %}
<button id="{{carousel_uniqueid}}-tabbutton-{{ loop.index }}" class="bux-hero__tab {% if loop.index == 1 %}bux-hero__tab--active{% endif %}" type="button" role="tab" aria-label="Slide {{ loop.index }}" aria-controls="{{carousel_uniqueid}}-tab-{{ loop.index }}" tabindex="-1">
<span class="visually-hidden">Slide {{ loop.index }}</span>
</button>
{% endfor %}
</div>
{% endif %}
    <div id="{{carousel_uniqueid}}-items" class="bux-hero__carousel-items">
    {% for card in cards %}
        <div id="{{ carousel_uniqueid }}-tab-{{ loop.index }}" class="bux-hero__container {% if loop.index == 1 %} showing{% endif %}"{% if (cards|length > 1) %} role="tabpanel" aria-roledescription="slide" aria-label="{{ loop.index }} of {{ cards.length }}"{% endif %}>

            <div class="bux-hero__content">

                <h{{ hero_heading_level|default(2) }} class="bux-hero__header">
                    <span>{{ card.hero_header }}</span>
                </h{{ hero_heading_level|default(2) }}>
                
                {% if card_orientation != 'card-full' %}
                <div class="bux-hero__subheader">
                    <span>{{ card.hero_subheader }}</span>
                </div>
                <a class="bux-button bux-button--alt" href="{{ card.button_url }}">{{ card.button_text }}</a>
                {% else %}
                <a class="bux-hero__subheader bux-text-link">{{ card.hero_subheader }}</a>
                {% endif %}

            </div>
            <div class="bux-hero__image-container">

                    {% if card.hero_image %}

                        <div class="bux-hero__image bux-hero__image--{{ratio}} ">

                        {% set image_url = card.hero_image %}
                        {% set image_alt_text = card.hero_image_alt %}

                        {% include '@image' %}

                    {% elseif card.hero_video_mp4 %}
                    <div class="bux-hero__image">
                    <video aria-label="{{card.hero_aria_label}}" tabindex="-1" loop="" autoplay="" playsinline="" muted="">
                        <source src="{{card.hero_video_mp4}}" type="video/mp4">
                    </video>
                    <button type="button" class="bux-hero__video-button">
                        <span class="visually-hidden">Pause video</span>
                        <div class="bux-hero__video-button-icon bux-hero__video-button-icon--play" aria-hidden="true">
                            <span class="bux-icon icon-play-fill" aria-hidden="true"></span>
                        </div>
                        <div class="bux-hero__video-button-icon bux-hero__video-button-icon--pause" aria-hidden="true">
                            <span class="bux-icon icon-pause-fill" aria-hidden="true"></span>
                        </div>
                    </button>
                    {% endif %}
                </div>
            </div>

        </div>
    {% endfor %}
    </div>

</section>
 
site_name_prefix: Office of
site_name: Learning Relations Excellence
site_slogan: Additional text or site slogan
address_1: 100 Building Name
address_2: 1 Oval Mall
city: Columbus
state: OH
zip: '43210'
contact_email: email@osu.edu
contact_phone: 614-292-OHIO
contact_tty: 614-688-8605
carousel_aria_label: Highlighted stories
carousel_id: bux-hero__carousel
hero_header: Headline lorem ipsum
hero_subheader: Subhead lorem ipsum dolara met
hero_image: /images/placeholders/osu-bux-5.jpg
hero_image_alt: Graduates performing the O-H-I-O pose
card_orientation: card-right
ratio: 3x2
cards:
  - hero_header: Headline lorem ipsum
    hero_subheader: Subhead lorem ipsum dolara met
    hero_image: /images/placeholders/osu-bux-5.jpg
    hero_image_alt: Graduates performing the O-H-I-O pose
    card_orientation: card-left
    button_text: Call to Action
    button_url: '#'
background: scarlet
  • Content: 
    @mixin hero (
    $bg-color: $gray-light-90,
    $title-color: $gray-dark-80,
    $text-color: $gray-dark-40,
) {

    .bux-hero__content {
        background-color: $bg-color;
        padding: $sp-24;
        @include breakpoint(lg) {
            padding: $sp-32 $sp-32 $sp-32 $sp-64;
        }
    }

    .bux-hero__header {
        display: block;
        font-family: $serif;
        font-size: 1.75rem;
        line-height: 2.25rem;
        font-weight: 900;
        color: $title-color;
        overflow: hidden;
        @include breakpoint(lg) {
            font-size: 2rem;
            line-height: 2.25rem;
        }

        span {
            display: block;
        }
    }
    
    .bux-hero__subheader {
        display: block;
        font-family: $sans;
        font-size: rem-calc(20);
        line-height: rem-calc(26);
        font-weight: 600;
        margin-bottom: $sp-24;
        color: $text-color;
        overflow: hidden;
        @include breakpoint(lg) {
            font-size: 1rem;
            line-height: 1.25rem;
        }

        span {
            display: block;
        }
    }
}

.bux-hero {
    @include hero();
    position: relative;
    display: flex;

    &__carousel-items {
        margin: 0;
        @include breakpoint(lg) {
            padding: 0 15px 0;
        }
        width: 100%;
    }

    &__content {
        width: 100%;
        order: 1;
    }

    &__container {
        display: flex;
        align-items: stretch;
        flex-direction: column;
        position: relative;
        transition: 1s;
        opacity: 0;
        z-index: 1;
        -webkit-transition: opacity 0.5s;
        -o-transition: opacity 0.5s;
        transition: opacity 0.5s;
        display: none;
    }

    &__image {
        order: 0;
        height: 0;
        position: relative; 
        overflow: hidden;
        
        img {
            width: 100%;
            object-fit: cover;
            position: absolute;
            height: 100%;
            left: 0;
            top: 0;
            transform: none;
            width: 100%;
        }
        &--3x2 img {
            aspect-ratio: 3/2;
        }

        &--16x9 img {
            aspect-ratio: 16/9;
        }
    }

    &__button {
        width: rem-calc(44);
        height: rem-calc(44);
        position: absolute;
        background-color: $gray-light-80;
        border: solid 2px $gray-light-60;
        border-radius: 0;
        color: $gray-dark-60;
        font-size: $ts-28;
        cursor: pointer;
        z-index: 99;

        &:hover {
            background-color: $gray-dark-60;
            color: $white;
            border-color: $gray-dark-60;
        }
        &:focus {
            outline: 2px solid $focus;
            outline-offset: -2px;
        }
        .icon {
            display: block;
            padding-top: rem-calc(1);
        }
        &--left {
            left: 0;
        }
    
        &--right {
            right: 0;
        }
    }

    &__tabs {
        display: none;

        @include breakpoint(lg) {
            align-items: center;
            bottom: $sp-16;
            display: flex;
            justify-content: center;
            left: auto;
            position: absolute;
            right: auto;
            width: 100%;
            z-index: 99;
        }
    }
    
    &__tab {
        height: rem-calc(20);
        width: rem-calc(20);
        background: $white;
        border: 2px solid $gray-dark-40;
        border-radius: 100%;
        margin-left: 10px;
        cursor: pointer;

        &:first-child {
            margin-left: 0;
        }

        &:hover {
            background: $gray-dark-40;
            border: none;
        }

        &--active {
            background: $gray-dark-60;
            border: 2px solid $white;
            height: rem-calc(22);
            width: rem-calc(22);
        }
    }

}

.showing {
    opacity: 1;
    z-index: 2;
    display: flex;
}

.bux-hero--card-right {
    .showing {
        img {
            animation: fadeInLeft 1s;
        }
        .bux-hero__header {
            span {
                animation: slideUp 1s;
            }
        }
        .bux-hero__subheader {
            span {
                animation: slideUp 1s;
            }
        }
    }
}
.bux-hero--card-left {
    .showing {
        img {
            animation: fadeInRight 1s;
        }
        .bux-hero__header {
            span {
                animation: slideUp 1s;
            }
        }
        .bux-hero__subheader {
            span {
                animation: slideUp 1s;
            }
        }
    }
}
@keyframes fadeInRight {
    0% {
        opacity: 0;
        left: 40px;
    }
    100% {
        opacity: 1; 
        left: 0;
    }
}
@keyframes fadeInLeft {
    0% {
        opacity: 0;
        left: -40px;
    }
    100% {
        opacity: 1; 
        left: 0;
    }
}
@keyframes slideUp {
    0% {
        opacity: 0;
        transform: translateY(25%);
    }
    100% {
        opacity: 1; 
        transform: translateY(0%);
    }
}

.bux-hero-container {
    position: relative;
}

.bux-hero--scarlet {
    @include hero($scarlet, $white, $white)
}

.bux-hero--white {
    @include hero($white, $gray-dark-80, $gray-dark-40)
}

.bux-hero {
    @include breakpoint(lg) {
        flex-direction: row;
        align-items: stretch;

        &__container {
            flex-direction: row;
            overflow-y: hidden;
        }

        &__content {
            order: 0;
            flex-shrink: 2;
        }

        &__image {
            order: 1;
            padding-top: 100%;

            img {
                aspect-ratio: auto;
                height: 100%;
                width: 100%;
            }
        }
    }
    &--card-right {
        .bux-hero__content {
            display: flex;
            flex-direction: column;
            align-items: baseline;
            justify-content: center;
        }
        &.bux-hero--3x2 {
            .bux-hero__content {
                @include breakpoint(lg) {
                    padding: $sp-32 $sp-64 $sp-32 $sp-32;
                }
            }
        }
        &.bux-hero--16x9 {
            .bux-hero__content {
                @include breakpoint(lg) {
                    padding: $sp-16 $sp-64 $sp-16 $sp-16;
                }
            }
        }
    }
    &--card-left {
        .bux-hero__content {
            display: flex;
            flex-direction: column;
            align-items: baseline;
            justify-content: center;
        }
        &.bux-hero--3x2 {
            .bux-hero__content {
                @include breakpoint(lg) {
                    padding: $sp-32 $sp-32 $sp-32 $sp-64;
                }
            }
        }
        &.bux-hero--16x9 {
            .bux-hero__content {
                @include breakpoint(lg) {
                    padding: $sp-16 $sp-16 $sp-16 $sp-64;
                }
            }
        }
    }
    &--card-full {
        .bux-hero__content {
            max-width: 800px;
            padding: $sp-32;
            text-align: center;
        }
        .bux-text-link {
            cursor: pointer;
            display: inline;

            &::after {
                display: inline;
                font-size: rem-calc(20);
                font-weight: 400;
                position: absolute;
                top: auto;
            }
        }
        .bux-hero__header {
            font-size: rem-calc(28);
            line-height: rem-calc(34);
            @include breakpoint(lg) {
                font-size: 2rem;
                line-height: 2.25rem;
            }
        }
        .bux-hero__subheader {
            margin-bottom: 0;
        }
    }
    &--3x2 {
        .bux-hero__image {
            padding-top: 66.66%;
        }
        @include breakpoint(lg) {
            .bux-hero__content {
                width: 40%;
            }
            .bux-hero__image-container {
                width: 60%;
            }
        }
    }

    &--16x9 {
        .bux-hero__image {
            padding-top: 56.25%;
        }
        @include breakpoint(lg) {
            .bux-hero__content {
                width: 40%;
            }
            .bux-hero__image-container {
                width: 60%;
            }
        }
    }

    &--card-full {
        .bux-hero__container {
            align-items: center;
            flex-direction: column;
        }
        .bux-hero__content {
            z-index: 2;
            @include breakpoint(lg) {
                margin-top: -70px;
                order: 1;
                width: auto;
            }
        }
        .bux-hero__image-container {
            width: 100%;
        }
        .bux-hero__image {
            padding-top: 56.25%;
            position: relative;
            width: 100%;
            z-index: 1;
            @include breakpoint(lg) {
                order: 0;
            }
        }
        img {
            aspect-ratio:  16/9;
            left: 0;
            position: absolute;
            top: 0;
        }
        video {
            height: 100%;
            left: 0;
            position: absolute;
            top: 0;
            width: 100%;
        }
        .bux-hero__video-button {
            background: none;
            border: none;
            border-radius: 0;
            cursor: pointer;
            height: 100%;
            left: 0;
            position: absolute;
            top: 0;
            width: 100%;
            z-index: 3;

            &:focus {
                outline: 2px solid $focus;
                outline-offset: -2px;
            }

            &-icon {
                background: $white;
                border: 2px solid white;
                border-radius: 50%;
                color: $scarlet;
                font-family: bux-icons !important;
                font-size: rem-calc(31);
                font-weight: 800;
                height: 50px;
                left: 0;
                line-height: 2.5rem;
                margin: 0 auto;
                padding: 0;
                position: absolute;
                right: 0;
                top: 50%;
                transform: translateY(-50%);
                width: 50px;
                @include breakpoint(lg) {
                    font-size: rem-calc(62);
                    height: 100px;
                    line-height: 5rem;
                    width: 100px;
                }
                &--play {
                    visibility: hidden;

                    .bux-icon {
                        display: block;
                        margin: 2px 0 0 $sp-4;
                        @include breakpoint(lg) {
                            margin: $sp-8 0 0 $sp-8;
                        }
                    }
                }
                &--pause {
                    visibility: hidden;

                    .bux-icon {
                        display: block;
                        margin: $sp-4 0 0 0;
                        @include breakpoint(lg) {
                            margin: $sp-8 0 0 0;
                        }
                    }
                }
            }

            &:hover,
            &:focus {
                .bux-hero__video-button-icon--play {
                    visibility: hidden;
                }
                .bux-hero__video-button-icon--pause {
                    line-height: rem-calc(35);
                    visibility: visible;
                    @include breakpoint(lg) {
                        line-height: rem-calc(73);
                    }
                }
            }
        }
        .bux-hero__video-play {
            &:hover,
            &:focus {
                .bux-hero__video-button-icon--play {
                    visibility: visible;
                }
                .bux-hero__video-button-icon--pause {
                    visibility: hidden;
                }
            }
        }
    }
}
@include breakpoint(lg) {
    .bux-hero--card-right {

        .bux-hero__image {
            order: 1;
        }

        .bux-hero__content {
            order: 2;
        }
    }
}
  • URL: /components/raw/hero/_hero.scss
  • Filesystem Path: src/components/hero/_hero.scss
  • Size: 12.2 KB
  • Content: 
    const heroes = Array.from(document.querySelectorAll(".bux-hero--carousel"));

heroes.forEach((hero) => {
  let slides = Array.from(
    hero.querySelectorAll(".bux-hero--carousel .bux-hero__container")
  );
  let tabs = Array.from(
    hero.querySelectorAll(".bux-hero--carousel .bux-hero__tab")
  );
  let currentIndex = 0;
  const tablistNode = hero.querySelector('[role=tablist]');
  const nodes = hero.querySelectorAll('[role="tab"]');
  const liveRegionNode = hero.querySelector('.bux-hero__carousel-items');

  const showSlide = (index) => {
    slides[currentIndex].classList.remove("showing");
    tabs[currentIndex].classList.remove("bux-hero__tab--active");
    currentIndex = (index + slides.length) % slides.length;
    for (let i = 0; i < tabNodes.length; i++) {
      hideTabpanel(i);
    }
    tabs[currentIndex].removeAttribute('tabindex');
    slides[currentIndex].classList.add("showing");
    tabs[currentIndex].classList.add("bux-hero__tab--active");
    liveRegionNode.setAttribute("aria-live", "polite");
  }

  const showNextSlide = () => showSlide(currentIndex + 1);
  const showPrevSlide = () => showSlide(currentIndex - 1);

  const handleTabClick = (event) => {
    const clickedTab = event.target;
    if (clickedTab.classList.contains("bux-hero__tab")) {
      const clickedTabIndex = tabs.indexOf(clickedTab);
      showSlide(clickedTabIndex);
    }
  };
  
  const nextButton = hero.querySelector(".bux-hero__button--right");
  const prevButton = hero.querySelector(".bux-hero__button--left");
  const image = hero.querySelector(".bux-hero--carousel .showing .bux-hero__image");
  const tabContainer = hero.querySelector(
    ".bux-hero--carousel .bux-hero__tabs"
  );
  const buttons = Array.from(hero.querySelectorAll(".bux-hero__button"));

  nextButton.addEventListener("click", showNextSlide);
  prevButton.addEventListener("click", showPrevSlide);
  tabContainer.addEventListener("click", handleTabClick);
  
  buttons.forEach((button) => {
    const buttonHeight = button.getBoundingClientRect().height;
    button.style.top = `${
      (image.getBoundingClientRect().height - buttonHeight) / 2
    }px`;
  });
  
  // slide picker controls
  let tabNodes = [];
  let tabpanelNodes = [];
  
  const handleSlidepickerClick = (event) => {
    let index = tabNodes.indexOf(event.currentTarget);
    setSelectedTab(index, true);
  };

  const handleTabKeydown = (event) => {
    let flag = false;
  
    switch (event.key) {
      case 'ArrowRight':
        setSelectedToNextTab(true);
        flag = true;
        break;
  
      case 'ArrowLeft':
        setSelectedToPreviousTab(true);
        flag = true;
        break;
  
      case 'Home':
        setSelectedTab(0, true);
        flag = true;
        break;
  
      case 'End':
        setSelectedTab(tabNodes.length - 1, true);
        flag = true;
        break;
  
      default:
        break;
    }
  
    if (flag) {
      event.stopPropagation();
      event.preventDefault();
    }
  };

  const setSelectedToNextTab = (moveFocus) => {
    let nextIndex = currentIndex + 1;
  
    if (nextIndex >= tabNodes.length) {
      nextIndex = 0;
    }
  
    setSelectedTab(nextIndex, moveFocus);
  };

  const setSelectedToPreviousTab = (moveFocus) => {
    let nextIndex = currentIndex - 1;
  
    if (nextIndex < 0) {
      nextIndex = tabNodes.length - 1;
    }
  
    setSelectedTab(nextIndex, moveFocus);
  };

  const setSelectedTab = (index, moveFocus) => {
    if (index === currentIndex) {
      return;
    }
    currentIndex = index;
  
    for (let i = 0; i < tabNodes.length; i++) {
      hideTabpanel(i);
    }
  
    showTabpanel(index, moveFocus);
  };

  const showTabpanel = (index, moveFocus) => {
    let tabNode = tabNodes[index];
    let panelNode = tabpanelNodes[index];
  
    tabNode.setAttribute('aria-selected', 'true');
    tabNode.removeAttribute('tabindex');
    tabNode.classList.add('bux-hero__tab--active');
  
    if (panelNode) {
      panelNode.classList.add('showing');
    }
  
    if (moveFocus) {
      tabNode.focus();
    }
  };

  const hideTabpanel = (index) => {
    let tabNode = tabNodes[index];
    let panelNode = tabpanelNodes[index];
  
    tabNode.setAttribute('aria-selected', 'false');
    tabNode.setAttribute('tabindex', '-1');
    tabNode.classList.remove('bux-hero__tab--active');
  
    if (panelNode) {
      panelNode.classList.remove('showing');
    }
  };

  const handleTabFocus = () => {
    liveRegionNode.setAttribute('aria-live', 'polite');
  };

  tablistNode.addEventListener('focusin', handleTabFocus);

  for (let i = 0; i < nodes.length; i++) {
    let n = nodes[i];

    tabNodes.push(n);

    n.addEventListener('keydown', handleTabKeydown);
    n.addEventListener('click', handleSlidepickerClick);

    let tabpanelNode = document.getElementById(n.getAttribute('aria-controls'));
    if (tabpanelNode) {
      tabpanelNodes.push(tabpanelNode);
    } else {
      tabpanelNodes.push(null);
    }

    if (i === 0) {
      n.removeAttribute("tabindex");
    }
  }
});

// video controls
const heroPauseButtons = Array.from(document.querySelectorAll(".bux-hero__video-button"));

heroPauseButtons.forEach((pauseButton) => {
  const toggleVideo = () => {
    let buttonText = pauseButton.querySelector("span");
    const heroVideo = document.querySelector("video");

    if (heroVideo.paused) {
      heroVideo.play();
      buttonText.innerHTML = "Pause video";  
      pauseButton.classList.remove('bux-hero__video-play');
    } else {
      heroVideo.pause();
      buttonText.innerHTML = "Play video";
      pauseButton.classList.add('bux-hero__video-play');
    }
  }
  
  pauseButton.addEventListener("click", toggleVideo);
});
  • URL: /components/raw/hero/hero.js
  • Filesystem Path: src/components/hero/hero.js
  • Size: 5.7 KB

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