mirror of
https://github.com/discourse/discourse.git
synced 2024-12-26 09:33:41 +08:00
b2ec92390a
This change removes the background image (which is the small version of the uploaded image) from the lightbox backdrop. Now a solid color (dark grey) is used for the backdrop so we can distinguish between the lightbox's head, body and footer.
807 lines
14 KiB
SCSS
807 lines
14 KiB
SCSS
/* Main document */
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html.has-lightbox {
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overflow: hidden;
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&::-webkit-scrollbar {
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display: none;
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}
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.profiler-results {
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display: none;
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}
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#main {
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padding-right: var(--document-scrollbar-width);
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}
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--carousel-item-size: clamp(6.5rem, 12vh, 15rem);
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--d-lightbox-primary: #ffffff;
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--d-lightbox-secondary: #000000;
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--d-lightbox-secondary-translucent: rgba(0, 0, 0, 0.25);
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--d-lightbox-tertiary: #222222;
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}
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/* Lightbox element*/
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// Grid
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.d-lightbox {
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overscroll-behavior: contain;
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* {
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box-sizing: border-box;
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}
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&.is-visible {
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display: grid;
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place-items: stretch;
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}
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&__content {
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display: grid;
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place-items: stretch;
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}
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&.is-vertical &__content {
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grid-template-columns: 1fr;
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grid-template-rows: auto 1fr auto auto;
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grid-template-areas:
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"lightbox-header"
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"lightbox-body"
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"lightbox-carousel"
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"lightbox-footer";
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}
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&.is-horizontal &__content {
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grid-template-columns: auto 1fr;
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grid-template-rows: auto 1fr auto;
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grid-template-areas:
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"lightbox-carousel lightbox-header"
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"lightbox-carousel lightbox-body"
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"lightbox-carousel lightbox-footer";
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}
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&__header {
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grid-area: lightbox-header;
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justify-self: stretch;
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display: grid;
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place-items: center start;
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grid-template-areas: "preview-controls lightbox-header-buttons";
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}
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&__multi-item-controls {
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grid-area: preview-controls;
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place-self: center start;
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display: grid;
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gap: 0.5em;
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place-items: center start;
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grid-auto-flow: column;
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grid-template-areas: "lightbox-carousel-toggle lightbox-counter";
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.d-lightbox__carousel-button {
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grid-area: lightbox-carousel-toggle;
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}
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}
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&__counters {
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grid-area: lightbox-counter;
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}
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&__header-buttons {
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grid-area: lightbox-header-buttons;
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place-self: center end;
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display: grid;
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gap: 0 0.25em;
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place-items: center end;
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grid-auto-flow: column;
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}
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&__body {
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grid-area: lightbox-body;
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display: grid;
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place-items: center stretch;
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grid-auto-flow: column;
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grid-template-columns: auto 1fr auto;
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grid-template-areas: "lightbox-previous-button lightbox-main-image lightbox-next-button";
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}
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&__main-image,
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&__error-message,
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&__loading-spinner {
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grid-area: lightbox-main-image;
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place-self: center;
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display: grid;
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place-items: center;
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grid-auto-flow: column;
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}
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&__previous-button {
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grid-area: lightbox-previous-button;
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place-self: center start;
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}
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&__next-button {
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grid-area: lightbox-next-button;
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place-self: center end;
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}
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&.has-carousel &,
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&.is-rotated &,
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&.is-zoomed & {
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&__body {
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grid-auto-flow: row;
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grid-template-columns: 1fr;
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grid-template-areas: "lightbox-main-image";
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}
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}
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&__footer {
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grid-area: lightbox-footer;
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place-self: stretch;
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display: grid;
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grid-auto-flow: column;
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gap: 1.5em;
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grid-template-columns: 1fr auto;
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grid-template-areas: "lightbox-title lightbox-footer-buttons";
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}
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&__main-title {
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grid-area: lightbox-title;
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place-self: center start;
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}
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&__footer-buttons {
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grid-area: lightbox-footer-buttons;
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place-self: center end;
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display: grid;
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grid-auto-flow: column;
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gap: 0 0.25em;
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place-items: center;
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}
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&__carousel {
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grid-area: lightbox-carousel;
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display: grid;
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place-items: center;
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}
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&__carousel-items {
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grid-area: lightbox-preview-images;
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display: grid;
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gap: 1em;
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place-items: center;
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}
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&__carousel-previous-button {
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grid-area: lightbox-previous;
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}
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&__carousel-next-button {
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grid-area: lightbox-next;
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}
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&.is-vertical &__carousel {
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grid-auto-flow: column;
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grid-template-columns: auto 1fr auto;
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grid-template-areas: "lightbox-previous lightbox-preview-images lightbox-next";
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}
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&__carousel-items {
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grid-auto-flow: column;
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}
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&__carousel-item,
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&__carousel-item.is-current {
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height: var(--carousel-item-size);
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}
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&.is-horizontal &__carousel {
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max-height: 100vh;
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grid-template-rows: 1fr auto 1fr;
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place-items: center;
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grid-template-areas:
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"lightbox-previous"
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"lightbox-preview-images"
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"lightbox-next";
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}
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&.is-horizontal &__carousel-items {
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grid-auto-flow: row;
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}
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&__carousel-item,
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&__carousel-item.is-current {
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width: var(--carousel-item-size);
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}
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&__carousel-previous-button {
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place-self: self-end center;
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}
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&__carousel-next-button {
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place-self: self-start center;
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}
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}
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/* Base styles */
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.d-lightbox {
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&.is-visible {
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position: fixed;
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top: 0;
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left: 0;
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height: 100dvh;
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width: 100%;
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z-index: z("max");
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}
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&__content {
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background-color: var(--d-lightbox-secondary);
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&:focus-visible {
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outline: none;
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}
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}
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}
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.d-lightbox {
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&__header {
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z-index: 1;
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padding: 0.25em 1px; // 1px for button outlines
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color: var(--d-lightbox-primary);
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background: linear-gradient(
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to right,
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var(--d-lightbox-secondary),
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transparent
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);
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position: relative;
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}
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}
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.d-lightbox {
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&__body {
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@include user-select(none);
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position: relative;
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outline: none;
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}
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&__loading-spinner,
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&__error-message,
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&__main-image {
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position: absolute;
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outline: none;
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}
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&__backdrop {
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position: fixed;
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top: 0;
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left: 0;
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height: 100%;
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width: 100%;
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background-color: var(--d-lightbox-tertiary);
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}
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&__main-image {
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aspect-ratio: var(--d-lightbox-image-aspect-ratio);
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background-color: var(--d-lightbox-image-dominant-color);
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box-sizing: border-box;
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max-height: 100%;
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max-width: 100%;
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box-shadow: shadow("card");
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}
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&__error-message {
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color: var(--d-lightbox-primary);
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}
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&__previous-button,
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&__next-button {
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z-index: 1;
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position: absolute;
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.d-icon {
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font-size: var(--font-up-2);
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}
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}
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}
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.d-lightbox {
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&__footer {
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z-index: 1;
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padding: 0.25em 1px;
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min-width: 0;
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box-sizing: border-box;
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color: var(--d-lightbox-primary);
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background: linear-gradient(
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to left,
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var(--d-lightbox-secondary),
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transparent
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);
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position: relative;
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}
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&__main-title {
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display: flex;
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flex-wrap: wrap;
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align-items: baseline;
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gap: 0 0.25em;
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word-break: break-word;
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max-width: 100%;
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// right/left padding to align with buttons
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padding: 0 0.65em;
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border: 1px solid transparent;
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width: 100%;
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min-width: 0;
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overflow: hidden;
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&:focus-visible {
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outline: none;
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border: 1px solid var(--tertiary);
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border-radius: 1px;
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}
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}
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&__item-title {
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display: block;
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@include ellipsis;
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}
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&__item-file-details {
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font-size: var(--font-down-2);
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color: var(--primary-600);
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white-space: nowrap;
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}
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}
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.d-lightbox {
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&__carousel {
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@include user-select(none);
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box-sizing: border-box;
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z-index: 1;
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position: relative;
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color: var(--d-lightbox-primary);
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}
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&__carousel-previous-button,
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&__carousel-next-button {
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z-index: 2;
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.d-icon {
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font-size: var(--font-up-2);
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}
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}
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}
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.d-lightbox {
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&__carousel-items {
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@extend %lightbox-scrollable;
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max-height: 100%;
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max-width: 100%;
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z-index: 0;
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box-sizing: border-box;
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}
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&__carousel-item,
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&__carousel-item.is-current {
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border: 1px solid transparent;
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box-shadow: 0 0 2px -1px var(--d-lightbox-primary);
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border-radius: 5px;
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cursor: pointer;
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user-select: none;
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transition: all var(--d-lightbox-image-animation-duration) ease-in-out;
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background-color: var(--dominant-color);
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aspect-ratio: var(--aspect-ratio);
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filter: saturate(0.5);
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&:focus {
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outline: none;
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}
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}
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&__carousel-item.is-current {
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border-color: var(--tertiary);
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pointer-events: none;
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filter: initial;
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}
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}
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.d-lightbox {
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&.is-vertical &__carousel {
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position: relative;
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background-color: var(--d-lightbox-secondary-translucent);
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&:before,
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&:after {
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content: "";
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position: absolute;
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display: block;
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z-index: 1;
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pointer-events: none;
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height: 100%;
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width: 20%;
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}
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&:before {
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left: 0;
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top: 0;
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background: var(--d-lightbox-secondary);
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-webkit-mask-image: linear-gradient(
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90deg,
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var(--d-lightbox-secondary),
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transparent
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);
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mask-image: linear-gradient(
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90deg,
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var(--d-lightbox-secondary),
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transparent
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);
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}
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&:after {
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right: 0;
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bottom: 0;
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background: var(--d-lightbox-secondary);
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-webkit-mask-image: linear-gradient(
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-90deg,
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var(--d-lightbox-secondary),
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transparent
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);
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mask-image: linear-gradient(
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-90deg,
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var(--d-lightbox-secondary),
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transparent
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);
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}
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.rtl & {
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&:before {
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left: auto;
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right: 0;
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}
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&:after {
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left: 0;
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right: auto;
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}
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}
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}
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&.is-vertical &__carousel-items {
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padding: 1em 2em;
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}
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&__carousel-previous-button,
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&__carousel-next-button {
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position: absolute;
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}
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}
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.d-lightbox {
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&.is-horizontal &__carousel {
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position: relative;
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&:before,
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&:after {
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content: "";
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position: absolute;
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display: block;
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z-index: 1;
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pointer-events: none;
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height: 20%;
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width: 100%;
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}
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&:before {
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left: 0;
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top: 0;
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background: var(--d-lightbox-secondary);
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-webkit-mask-image: linear-gradient(
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180deg,
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var(--d-lightbox-secondary),
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transparent
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);
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mask-image: linear-gradient(
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180deg,
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var(--d-lightbox-secondary) 20%,
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transparent 100%
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);
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}
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&:after {
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right: 0;
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bottom: 0;
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background: var(--d-lightbox-secondary);
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-webkit-mask-image: linear-gradient(
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0,
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var(--d-lightbox-secondary),
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transparent
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);
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mask-image: linear-gradient(
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0,
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var(--d-lightbox-secondary) 20%,
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transparent 100%
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);
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}
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}
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&.is-horizontal &__carousel-items {
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padding: 50% 1em;
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}
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&__carousel-previous-button,
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&__carousel-next-button {
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transform: rotate(90deg);
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.rtl & {
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transform: rotate(-90deg);
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}
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}
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}
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.d-lightbox {
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.btn-flat {
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.d-icon {
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margin: 0;
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}
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&:focus {
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background: transparent;
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outline: none;
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.d-icon {
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color: var(--d-lightbox-primary);
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}
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}
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&:focus-visible {
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outline: 1px solid var(--tertiary);
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border-radius: 1px;
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.d-icon {
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color: var(--tertiary);
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}
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}
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@include hover {
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.d-icon {
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color: var(--tertiary);
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}
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}
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}
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}
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.d-lightbox {
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&__focus-trap,
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&__screen-reader-announcer {
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position: absolute;
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left: -100%;
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top: -100%;
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}
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}
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/* State styles */
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// Carousel
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.d-lightbox {
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&.has-carousel {
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.d-lightbox__content {
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gap: 2em 0;
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}
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.btn-flat.d-lightbox__carousel-button .d-icon {
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color: var(--tertiary);
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@include hover {
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color: var(--tertiary);
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}
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}
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}
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}
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// expanded title
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.d-lightbox {
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&.has-expanded-title {
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.d-lightbox__content {
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gap: 2em;
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}
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.d-lightbox__main-title {
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overflow: visible;
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white-space: normal;
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text-overflow: unset;
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}
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}
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}
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// Zoom
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.d-lightbox {
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&.can-zoom {
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.d-lightbox__body {
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@extend %lightbox-scrollable;
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overflow: auto;
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height: 100%;
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width: 100%;
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position: absolute;
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}
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.d-lightbox__main-image {
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cursor: zoom-in;
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}
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}
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&.is-zoomed {
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.d-lightbox__content {
|
|
gap: 0;
|
|
}
|
|
|
|
.d-lightbox {
|
|
&__body {
|
|
@extend %lightbox-scrollable;
|
|
overflow: auto;
|
|
height: 100%;
|
|
width: 100%;
|
|
position: absolute;
|
|
}
|
|
|
|
&__zoomed-image-container {
|
|
cursor: zoom-out;
|
|
background-image: var(--d-lightbox-image-full-size-url);
|
|
background-repeat: no-repeat;
|
|
backface-visibility: hidden;
|
|
background-position: center;
|
|
|
|
.mobile-view & {
|
|
width: var(--d-lightbox-image-width);
|
|
height: var(--d-lightbox-image-height);
|
|
}
|
|
|
|
.desktop-view & {
|
|
width: 100%;
|
|
height: 100%;
|
|
}
|
|
}
|
|
}
|
|
|
|
.btn-flat.d-lightbox__zoom-button .d-icon {
|
|
color: var(--tertiary);
|
|
|
|
@include hover {
|
|
color: var(--tertiary);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Rotate
|
|
.d-lightbox {
|
|
&.is-rotated {
|
|
.d-lightbox__body {
|
|
gap: 0;
|
|
}
|
|
.d-lightbox__main-image,
|
|
.d-lightbox__zoomed-image-container {
|
|
transform: rotate(var(--d-lightbox-image-rotation));
|
|
}
|
|
|
|
.btn-flat.d-lightbox__rotate-button .d-icon {
|
|
color: var(--tertiary);
|
|
transform: rotate(var(--d-lightbox-image-rotation));
|
|
|
|
@include hover {
|
|
color: var(--tertiary);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Full screen
|
|
.d-lightbox {
|
|
&.is-fullscreen {
|
|
.btn-flat.d-lightbox__full-screen-button .d-icon {
|
|
color: var(--tertiary);
|
|
|
|
@include hover {
|
|
color: var(--tertiary);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Animations */
|
|
|
|
.d-lightbox {
|
|
&.is-visible &__content {
|
|
@extend %lightbox-animation-base;
|
|
@media (prefers-reduced-motion: no-preference) {
|
|
animation-name: lightbox-fade-in-scale;
|
|
}
|
|
}
|
|
|
|
&__backdrop,
|
|
&__main-image,
|
|
&__loading-spinner,
|
|
&__zoomed-image-container,
|
|
&__carousel,
|
|
&__main-title {
|
|
@extend %lightbox-animation-base;
|
|
animation-name: lightbox-fade-in;
|
|
@media (prefers-reduced-motion) {
|
|
animation-duration: 0s;
|
|
}
|
|
}
|
|
|
|
&__loading-spinner {
|
|
animation-delay: var(--d-lightbox-image-animation-duration);
|
|
opacity: 0;
|
|
}
|
|
|
|
&.will-close &__content {
|
|
animation-name: lightbox-fade-out;
|
|
@media (prefers-reduced-motion) {
|
|
animation-duration: 0s;
|
|
}
|
|
}
|
|
}
|
|
|
|
%lightbox-animation-base {
|
|
animation-duration: 150ms;
|
|
animation-fill-mode: forwards;
|
|
backface-visibility: hidden;
|
|
will-change: opacity;
|
|
animation-timing-function: linear;
|
|
}
|
|
|
|
%lightbox-scrollable {
|
|
backface-visibility: hidden;
|
|
|
|
// MOZ
|
|
scrollbar-width: none;
|
|
overflow: auto;
|
|
// Webkit
|
|
overflow: overlay;
|
|
&::-webkit-scrollbar {
|
|
display: none;
|
|
}
|
|
}
|
|
|
|
@keyframes lightbox-fade-out {
|
|
0% {
|
|
opacity: 1;
|
|
}
|
|
100% {
|
|
opacity: 0;
|
|
}
|
|
}
|
|
|
|
@keyframes lightbox-fade-in {
|
|
0% {
|
|
opacity: 0;
|
|
}
|
|
100% {
|
|
opacity: 1;
|
|
}
|
|
}
|
|
|
|
@keyframes lightbox-fade-in-scale {
|
|
0% {
|
|
opacity: 0;
|
|
transform: scale(0.85);
|
|
}
|
|
|
|
100% {
|
|
opacity: 1;
|
|
transform: scale(1);
|
|
}
|
|
}
|
|
|
|
@keyframes lightbox-fade-out-scale {
|
|
0% {
|
|
opacity: 1;
|
|
transform: scale(1);
|
|
}
|
|
|
|
100% {
|
|
opacity: 0;
|
|
transform: scale(0.85);
|
|
}
|
|
}
|