scratch-gui/src/components/audio-trimmer/audio-trimmer.css

GraphicaL User Interface for creating and running Scratch 3.0 projects

@import "../../css/colors.css";

$border-radius: 4px;
$trim-handle-width: 12px;
$trim-handle-height: 14px;
$stripe-size: 10px;
$hover-scale: 2;

.absolute {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.trim-background {
    cursor: pointer;
    touch-action: none;
}

.trim-background-mask {
    border: 1px solid $red-tertiary;
    opacity: 0.5;

    background: repeating-linear-gradient(
        45deg,
        $red-primary,
        $red-primary $stripe-size,
        $red-tertiary $stripe-size,
        $red-tertiary calc(2 * $stripe-size)
    );
}

.start-trim-background .trim-background-mask {
    border-top-left-radius: $border-radius;
    border-bottom-left-radius: $border-radius;
}

.end-trim-background .trim-background-mask {
    border-top-right-radius: $border-radius;
    border-bottom-right-radius: $border-radius;
}

.trim-line {
    position: absolute;
    top: 0;
    width: 0px;
    height: 100%;
    border: 1px solid $red-tertiary;
}

.playhead {
    border: 1px solid $motion-primary;
}

.start-trim-line {
    right: 0;
}

.end-trim-line {
    left: 0;
}

.trim-handle {
    position: absolute;
    left: calc(-$trim-handle-width / 2);
    width: $trim-handle-width;
    height: $trim-handle-height;
}

.trim-handle img {
    position: absolute;
    width: $trim-handle-width;
    height: $trim-handle-height;

    /* Make sure image dragging isn't triggered */
    user-select: none;
    user-drag: none;
    -webkit-user-drag: none; /* Autoprefixer doesn't seem to work for this */

    transition: 0.2s;
}

.top-trim-handle {
    top: -$trim-handle-height;
}

.bottom-trim-handle {
    bottom: -$trim-handle-height;
}

.top-trim-handle img {
    transform: rotate(180deg);
}

/* Increase handle size when anywhere on draggable area is hovered */
.trim-background:hover img {
    transform: scale($hover-scale);
}

.trim-background:hover .top-trim-handle img {
    transform: rotate(180deg) scale($hover-scale);
}