ant-design/components/tooltip/style/index.less

@import '../../style/themes/index';
@import '../../style/mixins/index';

@tooltip-prefix-cls: ~'@{ant-prefix}-tooltip';

@tooltip-arrow-shadow-width: 3px;

@tooltip-arrow-rotate-width: sqrt(@tooltip-arrow-width * @tooltip-arrow-width * 2) +
  @tooltip-arrow-shadow-width * 2;

@tooltip-arrow-offset-vertical: 5px; // 8 - 3px
@tooltip-arrow-offset-horizontal: 13px; // 16 - 3px

// Base class
.@{tooltip-prefix-cls} {
  .reset-component();

  position: absolute;
  z-index: @zindex-tooltip;
  display: block;
  width: max-content;
  width: intrinsic;
  max-width: @tooltip-max-width;
  visibility: visible;

  &-content {
    position: relative;
  }

  &-hidden {
    display: none;
  }

  &-placement-top,
  &-placement-topLeft,
  &-placement-topRight {
    padding-bottom: @tooltip-distance;
  }

  &-placement-right,
  &-placement-rightTop,
  &-placement-rightBottom {
    padding-left: @tooltip-distance;
  }

  &-placement-bottom,
  &-placement-bottomLeft,
  &-placement-bottomRight {
    padding-top: @tooltip-distance;
  }

  &-placement-left,
  &-placement-leftTop,
  &-placement-leftBottom {
    padding-right: @tooltip-distance;
  }

  // Wrapper for the tooltip content
  &-inner {
    min-width: 30px;
    min-height: 32px;
    padding: 6px 8px;
    color: @tooltip-color;
    text-align: left;
    text-decoration: none;
    word-wrap: break-word;
    background-color: @tooltip-bg;
    border-radius: @border-radius-base;
    box-shadow: @box-shadow-base;
  }

  // Arrows
  &-arrow {
    position: absolute;
    z-index: 2;
    display: block;
    width: @tooltip-arrow-rotate-width;
    height: @tooltip-arrow-rotate-width;
    overflow: hidden;
    background: transparent;
    pointer-events: none;

    &-content {
      // Use linear gradient to mix box shadow of tooltip inner
      --antd-arrow-background-color: linear-gradient(
        to right bottom,
        fadeout(@tooltip-bg, 10%),
        @tooltip-bg
      );

      position: absolute;
      top: 0;
      right: 0;
      bottom: 0;
      left: 0;
      display: block;
      width: @tooltip-arrow-width;
      height: @tooltip-arrow-width;
      margin: auto;
      content: '';
      pointer-events: auto;
      .roundedArrow(@tooltip-arrow-width, 5px);
    }
  }

  &-placement-top &-arrow,
  &-placement-topLeft &-arrow,
  &-placement-topRight &-arrow {
    bottom: 0;
    transform: translateY(100%);

    &-content {
      box-shadow: @tooltip-arrow-shadow-width @tooltip-arrow-shadow-width 7px fade(@black, 7%);
      transform: translateY((-@tooltip-arrow-rotate-width / 2)) rotate(45deg);
    }
  }

  &-placement-top &-arrow {
    left: 50%;
    transform: translateY(100%) translateX(-50%);
  }

  &-placement-topLeft &-arrow {
    left: @tooltip-arrow-offset-horizontal;
  }

  &-placement-topRight &-arrow {
    right: @tooltip-arrow-offset-horizontal;
  }

  &-placement-right &-arrow,
  &-placement-rightTop &-arrow,
  &-placement-rightBottom &-arrow {
    left: 0;
    transform: translateX(-100%);

    &-content {
      box-shadow: -@tooltip-arrow-shadow-width @tooltip-arrow-shadow-width 7px fade(@black, 7%);
      transform: translateX((@tooltip-arrow-rotate-width / 2)) rotate(135deg);
    }
  }

  &-placement-right &-arrow {
    top: 50%;
    transform: translateX(-100%) translateY(-50%);
  }

  &-placement-rightTop &-arrow {
    top: @tooltip-arrow-offset-vertical;
  }

  &-placement-rightBottom &-arrow {
    bottom: @tooltip-arrow-offset-vertical;
  }

  &-placement-left &-arrow,
  &-placement-leftTop &-arrow,
  &-placement-leftBottom &-arrow {
    right: 0;
    transform: translateX(100%);

    &-content {
      box-shadow: @tooltip-arrow-shadow-width -@tooltip-arrow-shadow-width 7px fade(@black, 7%);
      transform: translateX((-@tooltip-arrow-rotate-width / 2)) rotate(315deg);
    }
  }

  &-placement-left &-arrow {
    top: 50%;
    transform: translateX(100%) translateY(-50%);
  }

  &-placement-leftTop &-arrow {
    top: @tooltip-arrow-offset-vertical;
  }

  &-placement-leftBottom &-arrow {
    bottom: @tooltip-arrow-offset-vertical;
  }

  &-placement-bottom &-arrow,
  &-placement-bottomLeft &-arrow,
  &-placement-bottomRight &-arrow {
    top: 0;
    transform: translateY(-100%);

    &-content {
      box-shadow: -@tooltip-arrow-shadow-width -@tooltip-arrow-shadow-width 7px fade(@black, 7%);
      transform: translateY((@tooltip-arrow-rotate-width / 2)) rotate(225deg);
    }
  }

  &-placement-bottom &-arrow {
    left: 50%;
    transform: translateY(-100%) translateX(-50%);
  }

  &-placement-bottomLeft &-arrow {
    left: @tooltip-arrow-offset-horizontal;
  }

  &-placement-bottomRight &-arrow {
    right: @tooltip-arrow-offset-horizontal;
  }
}

.generator-tooltip-preset-color(@i: length(@preset-colors)) when (@i > 0) {
  .generator-tooltip-preset-color(@i - 1);
  @color: extract(@preset-colors, @i);
  @lightColor: '@{color}-6';
  .@{tooltip-prefix-cls}-@{color} {
    .@{tooltip-prefix-cls}-inner {
      background-color: @@lightColor;
    }
    .@{tooltip-prefix-cls}-arrow {
      &-content::before {
        background: @@lightColor;
      }
    }
  }
}
.generator-tooltip-preset-color();

@import './rtl';