quinn-wx/components/scroll/index.scss

@import "../../assets/css/variables";

$refresh-height: 90rpx;
$success-height: 70rpx;
$success-top: $refresh-height - $success-height;
$loading-color: #a5a5a5;

.movable-area {
  width: 100%;
  height: 100vh;
}

.scroll {
  width: 100%;
  height: calc(100vh + #{$refresh-height});

  &__view {
    height: 100%;
    position: relative;
    box-sizing: border-box;
  }

  &__refresh {
    height: $refresh-height;
    position: relative;

    &--hidden {
      visibility: hidden;
    }
  }

  &__bottom {
    position: relative;
    height: 40rpx;
    padding: 40rpx 0;
  }

  &__loading {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    text-align: center;
    color: #999999;
    .text {
      display: inline-block;
      vertical-align: middle;
      margin-left: 40rpx;
    }
  }
}

.success {
  position: absolute;
  z-index: 9;
  top: $success-top;
  left: 0;
  width: 100%;
  height: $success-height;
  line-height: $success-height;
  font-size: 24rpx;
  text-align: center;
  opacity: 0;
	transform: scale(0);
	color: $theme-color;

  &:after {
    content: " ";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: currentColor;
    opacity: 0.7;
    transform: scaleX(0);
    transition: transform 0.3s ease-in-out;
    z-index: 0;
  }

  & > .info {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    color: #ffffff;
  }

  &--show {
    opacity: 1;
		transform: scale(1);

    &:after {
      transform: scaleX(1);
    }
  }

  &--tran {
    opacity: 0;
		transform: translateY(-100%);
    transition: opacity 0.35s linear, transform 0.35s linear;
  }
}


.empty {
  padding: 30rpx;
  text-align: center;

  &__image {
    width: 200rpx;
    height: 200rpx;
    margin: 160rpx auto 60rpx;
  }

  &__text {
    color: #999999;
  }
}

.arrow {
  position: relative;
  border-radius: 4rpx;
  width: 4rpx;
  height: 30rpx;
  background: $loading-color;
  transition: transform 0.15s ease-in-out;
  display: inline-block;
  vertical-align: middle;

  &:before {
    position: absolute;
    content: "";
    bottom: -4rpx;
    right: 50%;
    width: 4rpx;
    height: 16rpx;
    transform: rotate(45deg);
    transform-origin: 100% 100%;
    background: $loading-color;
    border-radius: 4rpx;
  }

  &:after {
    position: absolute;
    content: "";
    bottom: -4rpx;
    left: 50%;
    width: 4rpx;
    height: 16rpx;
    transform: rotate(-45deg);
    transform-origin: 0% 100%;
    background: $loading-color;
    border-radius: 4rpx;
  }

  &.rotate {
    transform: rotate(-180deg);
  }
}

.loading {
  position: relative;
  display: inline-block;
  vertical-align: middle;
  width: 36rpx;
  height: 36rpx;
  margin-right: -14rpx;

  &__item {
    position: absolute;
    top: 0;
    left: 0;
    width: 36rpx;
    height: 36rpx;

    &:before {
      content: "";
      display: block;
      margin: 0 auto;
      width: 4rpx;
      height: 8rpx;
      background-color: $loading-color;
      border-radius: 4rpx;
      animation: fadeDelay 1.2s infinite ease-in-out both;
    }

    &:nth-child(2) {
      transform: rotate(30deg);

      &:before {
        animation-delay: -1.1s;
      }
    }

    &:nth-child(3) {
      transform: rotate(60deg);

      &:before {
        animation-delay: -1s;
      }
    }

    &:nth-child(4) {
      transform: rotate(90deg);

      &:before {
        animation-delay: -0.9s;
      }
    }

    &:nth-child(5) {
      transform: rotate(120deg);

      &:before {
        animation-delay: -0.8s;
      }
    }

    &:nth-child(6) {
      transform: rotate(150deg);

      &:before {
        animation-delay: -0.7s;
      }
    }

    &:nth-child(7) {
      transform: rotate(180deg);

      &:before {
        animation-delay: -0.6s;
      }
    }

    &:nth-child(8) {
      transform: rotate(210deg);

      &:before {
        animation-delay: -0.5s;
      }
    }

    &:nth-child(9) {
      transform: rotate(240deg);

      &:before {
        animation-delay: -0.4s;
      }
    }

    &:nth-child(10) {
      transform: rotate(270deg);

      &:before {
        animation-delay: -0.3s;
      }
    }

    &:nth-child(11) {
      transform: rotate(300deg);

      &:before {
        animation-delay: -0.2s;
      }
    }

    &:nth-child(12) {
      transform: rotate(330deg);

      &:before {
        animation-delay: -0.1s;
      }
    }
  }

  @keyframes fadeDelay {
    0%, 39%, 100% {
      opacity: 0.2;
    }
    40% {
      opacity: 1;
    }
  }

  @-webkit-keyframes fadeDelay {
    0%, 39%, 100% {
      opacity: 0.2;
    }
    40% {
      opacity: 1;
    }
  }
}