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Diffstat (limited to 'src/sass/bootstrap4/_carousel.scss')
| -rw-r--r-- | src/sass/bootstrap4/_carousel.scss | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/src/sass/bootstrap4/_carousel.scss b/src/sass/bootstrap4/_carousel.scss new file mode 100644 index 0000000..bf0ea61 --- /dev/null +++ b/src/sass/bootstrap4/_carousel.scss @@ -0,0 +1,252 @@ +// Wrapper for the slide container and indicators +.carousel { + position: relative; +} + +.carousel-inner { + position: relative; + width: 100%; + overflow: hidden; + + > .carousel-item { + position: relative; + display: none; + transition: .6s ease-in-out left; + + // Account for jankitude on images + > img, + > a > img { + @extend .img-fluid; + line-height: 1; + } + + // WebKit CSS3 transforms for supported devices + @media all and (transform-3d), (-webkit-transform-3d) { + transition: transform .6s ease-in-out; + backface-visibility: hidden; + perspective: 1000px; + + &.next, + &.active.right { + left: 0; + transform: translate3d(100%, 0, 0); + } + &.prev, + &.active.left { + left: 0; + transform: translate3d(-100%, 0, 0); + } + &.next.left, + &.prev.right, + &.active { + left: 0; + transform: translate3d(0, 0, 0); + } + } + } + + > .active, + > .next, + > .prev { + display: block; + } + + > .active { + left: 0; + } + + > .next, + > .prev { + position: absolute; + top: 0; + width: 100%; + } + + > .next { + left: 100%; + } + > .prev { + left: -100%; + } + > .next.left, + > .prev.right { + left: 0; + } + + > .active.left { + left: -100%; + } + > .active.right { + left: 100%; + } +} + + +// +// Left/right controls for nav +// + +.carousel-control { + position: absolute; + top: 0; + bottom: 0; + left: 0; + width: $carousel-control-width; + font-size: $carousel-control-font-size; + color: $carousel-control-color; + text-align: center; + text-shadow: $carousel-text-shadow; + opacity: $carousel-control-opacity; + // We can't have this transition here because WebKit cancels the carousel + // animation if you trip this while in the middle of another animation. + + // Set gradients for backgrounds + &.left { + @include gradient-horizontal($start-color: rgba(0,0,0,.5), $end-color: rgba(0,0,0,.0001)); + } + &.right { + right: 0; + left: auto; + @include gradient-horizontal($start-color: rgba(0,0,0,.0001), $end-color: rgba(0,0,0,.5)); + } + + // Hover/focus state + @include hover-focus { + color: $carousel-control-color; + text-decoration: none; + outline: 0; + opacity: .9; + } + + // Toggles + .icon-prev, + .icon-next { + position: absolute; + top: 50%; + z-index: 5; + display: inline-block; + width: 20px; + height: 20px; + margin-top: -10px; + font-family: serif; + line-height: 1; + } + .icon-prev { + left: 50%; + margin-left: -10px; + } + .icon-next { + right: 50%; + margin-right: -10px; + } + + .icon-prev { + &::before { + content: "\2039";// SINGLE LEFT-POINTING ANGLE QUOTATION MARK (U+2039) + } + } + .icon-next { + &::before { + content: "\203a";// SINGLE RIGHT-POINTING ANGLE QUOTATION MARK (U+203A) + } + } +} + + +// Optional indicator pips +// +// Add an unordered list with the following class and add a list item for each +// slide your carousel holds. + +.carousel-indicators { + position: absolute; + bottom: 10px; + left: 50%; + z-index: 15; + width: 60%; + padding-left: 0; + margin-left: -30%; + text-align: center; + list-style: none; + + li { + display: inline-block; + width: 10px; + height: 10px; + margin: 1px; + text-indent: -999px; + cursor: pointer; + // IE9 hack for event handling + // + // Internet Explorer 9 does not properly handle clicks on elements with a `background-color` of `transparent`, + // so we use `rgba(0,0,0,0)` instead since it's a non-buggy equivalent. + // See https://developer.mozilla.org/en-US/docs/Web/Events/click#Internet_Explorer + background-color: rgba(0,0,0,0); // IE9 + border: 1px solid $carousel-indicator-border-color; + border-radius: 10px; + } + .active { + width: 12px; + height: 12px; + margin: 0; + background-color: $carousel-indicator-active-bg; + } +} + + +// Optional captions +// +// Hidden by default for smaller viewports. + +.carousel-caption { + position: absolute; + right: 15%; + bottom: 20px; + left: 15%; + z-index: 10; + padding-top: 20px; + padding-bottom: 20px; + color: $carousel-caption-color; + text-align: center; + text-shadow: $carousel-text-shadow; + + .btn { + text-shadow: none; // No shadow for button elements in carousel-caption + } +} + + +// +// Responsive variations +// + +@include media-breakpoint-up(sm) { + // Scale up the controls a smidge + .carousel-control { + .icon-prev, + .icon-next { + width: 30px; + height: 30px; + margin-top: -15px; + font-size: 30px; + } + .icon-prev { + margin-left: -15px; + } + .icon-next { + margin-right: -15px; + } + } + + // Show and left align the captions + .carousel-caption { + right: 20%; + left: 20%; + padding-bottom: 30px; + } + + // Move up the indicators + .carousel-indicators { + bottom: 20px; + } +} |