engelsystem/resources/assets/themes/barchart.scss

.barchart {
  --barchart-padding-left: 50px;
  --barchart-bar-margin: 2%;
  --barchart-group-margin: 2%;
  --barchart-label-font-size: 14px;

  height: 300px;
  margin-bottom: map-get($spacers, 3);
  margin-top: map-get($spacers, 4);
  position: relative;
  // enable printing backgrounds
  print-color-adjust: exact;

  &-20 {
    // >= 20 bars
    --barchart-group-margin: 0.75%;
  }

  &-40 {
    // >= 40 bars
    --barchart-bar-margin: 0.5px;
    --barchart-group-margin: 0.5%;
  }

  &-50 {
    // >= 50 bars
    --barchart-bar-margin: 0.5px;
    --barchart-group-margin: 0.2%;

    .barchart-group:nth-child(2n) .barchart-xlabel {
      // hide every second label
      display: none;
    }
  }

  &-graph-container {
    align-items: flex-end;
    display: flex;
    left: var(--barchart-padding-left);
    bottom: 75px;
    position: absolute;
    right: 0;
    top: 0;
  }

  &-group {
    align-items: flex-end;
    border-right: 1px solid $gray-400;
    display: flex;
    flex-grow: 1;
    height: 100%;
    padding-left: var(--barchart-group-margin);
    padding-right: var(--barchart-group-margin);
    position: relative;

    &:first-of-type {
      border-left: 1px solid $gray-400;
    }

    &:last-of-type {
      border-right: 1px solid $gray-400;
    }
  }

  &-bar {
    flex-grow: 1;
    margin-left: var(--barchart-bar-margin);
    margin-right: var(--barchart-bar-margin);
  }

  &-ygraph {
    background-color: $gray-400;
    height: 1px;
    left: 0;
    margin: 0;
    opacity: 1;
    position: absolute;
    right: 0;
  }

  &-xlabel {
    bottom: 0;
    font-size: var(--barchart-label-font-size);
    left: 50%;
    line-height: 1;
    position: absolute;
    transform-origin: top right;
    transform: translateY(100%) translateX(-100%) rotate(-45deg);
  }

  &-ylabel {
    font-size: var(--barchart-label-font-size);
    left: calc(-1 * var(--barchart-padding-left));
    position: absolute;
    text-align: right;
    transform: translateY(50%);
    width: 45px;
  }
}

.barchart-legend {
  margin-bottom: map-get($spacers, 5);
  padding-left: 50px;
  // enable printing backgrounds
  print-color-adjust: exact;

  &-item {
    align-items: center;
    border-left-style: solid;
    border-left-width: 50px;
    font-size: 14px;
    display: flex;
    height: 20px;
    margin-bottom: 8px;
    padding-left: 8px;

    &:last-of-type {
      margin-bottom: 0;
    }
  }
}