@gitlab/ui/dist/components/charts/area/area.js

GitLab UI Components

import merge from 'lodash/merge';
import Chart from '../chart/chart';
import ChartLegend from '../legend/legend';
import ChartTooltip from '../tooltip/tooltip';
import ToolboxMixin from '../../mixins/toolbox_mixin';
import defaultChartOptions, { defaultAreaOpacity, lineStyle, getThresholdConfig, dataZoomAdjustments, mergeSeriesToOptions, grid, getDefaultTooltipContent } from '../../../utils/charts/config';
import { debounceByAnimationFrame } from '../../../utils/utils';
import { colorFromPalette } from '../../../utils/charts/theme';
import TooltipDefaultFormat from '../../shared_components/charts/tooltip_default_format';
import __vue_normalize__ from 'vue-runtime-helpers/dist/normalize-component.js';

function _slicedToArray(arr, i) {
  return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest();
}

function _arrayWithHoles(arr) {
  if (Array.isArray(arr)) return arr;
}

function _iterableToArrayLimit(arr, i) {
  var _arr = [];
  var _n = true;
  var _d = false;
  var _e = undefined;

  try {
    for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
      _arr.push(_s.value);

      if (i && _arr.length === i) break;
    }
  } catch (err) {
    _d = true;
    _e = err;
  } finally {
    try {
      if (!_n && _i["return"] != null) _i["return"]();
    } finally {
      if (_d) throw _e;
    }
  }

  return _arr;
}

function _nonIterableRest() {
  throw new TypeError("Invalid attempt to destructure non-iterable instance");
}

var script = {
  components: {
    Chart: Chart,
    ChartLegend: ChartLegend,
    ChartTooltip: ChartTooltip,
    TooltipDefaultFormat: TooltipDefaultFormat
  },
  mixins: [ToolboxMixin],
  inheritAttrs: false,
  props: {
    data: {
      type: Array,
      required: true
    },
    option: {
      type: Object,
      required: false,
      default: function _default() {
        return {};
      }
    },
    thresholds: {
      type: Array,
      required: false,
      default: function _default() {
        return [];
      }
    },
    includeLegendAvgMax: {
      type: Boolean,
      required: false,
      default: true
    },
    formatTooltipText: {
      type: Function,
      required: false,
      default: null
    },
    legendAverageText: {
      type: String,
      required: false,
      default: 'Avg'
    },
    legendMaxText: {
      type: String,
      required: false,
      default: 'Max'
    }
  },
  data: function data() {
    return {
      chart: null,
      showTooltip: false,
      tooltipTitle: '',
      tooltipContent: {},
      tooltipPosition: {
        left: '0',
        top: '0'
      },
      debouncedShowHideTooltip: debounceByAnimationFrame(this.showHideTooltip),
      selectedFormatTooltipText: this.formatTooltipText || this.defaultFormatTooltipText
    };
  },
  computed: {
    series: function series() {
      var _this = this;

      return this.data.map(function (series, index) {
        var defaultColor = colorFromPalette(index);

        var getColor = function getColor(type) {
          return series[type] && series[type].color ? series[type].color : defaultColor;
        };

        return merge({
          areaStyle: {
            opacity: defaultAreaOpacity,
            color: getColor('areaStyle')
          },
          showSymbol: false,
          lineStyle: {
            color: getColor('lineStyle')
          },
          itemStyle: {
            color: getColor('itemStyle')
          }
        }, lineStyle, series, getThresholdConfig(_this.thresholds));
      });
    },
    options: function options() {
      var mergedOptions = merge({}, defaultChartOptions, {
        xAxis: {
          axisPointer: {
            show: true,
            label: {
              formatter: this.onLabelChange
            }
          }
        },
        yAxis: {
          axisTick: {
            show: false
          }
        },
        legend: {
          show: false
        }
      }, this.option, dataZoomAdjustments(this.option.dataZoom), this.toolboxAdjustments); // All chart options can be merged but series
      // needs to be handled specially

      return mergeSeriesToOptions(mergedOptions, this.series);
    },
    compiledOptions: function compiledOptions() {
      return this.chart ? this.chart.getOption() : null;
    },
    legendStyle: function legendStyle() {
      return {
        paddingLeft: "".concat(grid.left, "px")
      };
    },
    seriesInfo: function seriesInfo() {
      var _this2 = this;

      return this.compiledOptions.series.reduce(function (acc, series, index) {
        if (series.type === 'line') {
          acc.push({
            name: series.name,
            type: series.lineStyle.type,
            color: series.lineStyle.color || colorFromPalette(index),
            data: _this2.includeLegendAvgMax ? series.data.map(function (data) {
              return data[1];
            }) : undefined
          });
        }

        return acc;
      }, []);
    }
  },
  beforeDestroy: function beforeDestroy() {
    this.chart.getDom().removeEventListener('mousemove', this.debouncedShowHideTooltip);
    this.chart.getDom().removeEventListener('mouseout', this.debouncedShowHideTooltip);
  },
  methods: {
    defaultFormatTooltipText: function defaultFormatTooltipText(params) {
      var _getDefaultTooltipCon = getDefaultTooltipContent(params, this.options.yAxis.name),
          xLabels = _getDefaultTooltipCon.xLabels,
          tooltipContent = _getDefaultTooltipCon.tooltipContent;

      this.$set(this, 'tooltipContent', tooltipContent);
      this.tooltipTitle = xLabels.join(', ');
    },
    onCreated: function onCreated(chart) {
      chart.getDom().addEventListener('mousemove', this.debouncedShowHideTooltip);
      chart.getDom().addEventListener('mouseout', this.debouncedShowHideTooltip);
      this.chart = chart;
      this.$emit('created', chart);
    },
    showHideTooltip: function showHideTooltip(mouseEvent) {
      this.showTooltip = this.chart.containPixel('grid', [mouseEvent.zrX, mouseEvent.zrY]);
    },
    onUpdated: function onUpdated(chart) {
      this.$emit('updated', chart);
    },
    onLabelChange: function onLabelChange(params) {
      this.selectedFormatTooltipText(params);
      var _params$seriesData = params.seriesData,
          seriesData = _params$seriesData === void 0 ? [] : _params$seriesData; // seriesData is an array of nearby data point coordinates
      // seriesData[0] is the nearest point at which the tooltip is displayed
      // https://echarts.apache.org/en/option.html#xAxis.axisPointer.label.formatter

      if (seriesData.length && seriesData[0].data) {
        var _seriesData$ = seriesData[0],
            seriesId = _seriesData$.seriesId,
            data = _seriesData$.data;

        var _this$chart$convertTo = this.chart.convertToPixel({
          seriesId: seriesId
        }, data),
            _this$chart$convertTo2 = _slicedToArray(_this$chart$convertTo, 2),
            left = _this$chart$convertTo2[0],
            top = _this$chart$convertTo2[1];

        this.tooltipPosition = {
          left: "".concat(left, "px"),
          top: "".concat(top, "px")
        };
      }
    }
  }
};

/* script */
const __vue_script__ = script;

/* template */
var __vue_render__ = function () {var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;return _c('div',{staticClass:"position-relative"},[_c('chart',_vm._g(_vm._b({attrs:{"options":_vm.options},on:{"created":_vm.onCreated,"updated":_vm.onUpdated}},'chart',_vm.$attrs,false),_vm.$listeners)),_vm._v(" "),(_vm.chart)?_c('chart-tooltip',{attrs:{"show":_vm.showTooltip,"chart":_vm.chart,"top":_vm.tooltipPosition.top,"left":_vm.tooltipPosition.left}},[(_vm.formatTooltipText)?[_vm._t("tooltipTitle",null,{"slot":"title"}),_vm._v(" "),_vm._t("tooltipContent")]:[_c('div',{attrs:{"slot":"title"},slot:"title"},[_vm._v("\n        "+_vm._s(_vm.tooltipTitle)+"\n        "),(_vm.options.xAxis.name)?[_vm._v("("+_vm._s(_vm.options.xAxis.name)+")")]:_vm._e()],2),_vm._v(" "),_c('tooltip-default-format',{attrs:{"tooltip-content":_vm.tooltipContent}})]],2):_vm._e(),_vm._v(" "),(_vm.compiledOptions)?_c('chart-legend',{style:(_vm.legendStyle),attrs:{"chart":_vm.chart,"series-info":_vm.seriesInfo,"text-style":_vm.compiledOptions.textStyle,"average-text":_vm.legendAverageText,"max-text":_vm.legendMaxText}}):_vm._e()],1)};
var __vue_staticRenderFns__ = [];

  /* style */
  const __vue_inject_styles__ = undefined;
  /* scoped */
  const __vue_scope_id__ = undefined;
  /* module identifier */
  const __vue_module_identifier__ = undefined;
  /* functional template */
  const __vue_is_functional_template__ = false;
  /* style inject */
  
  /* style inject SSR */
  
  /* style inject shadow dom */
  

  
  const __vue_component__ = __vue_normalize__(
    { render: __vue_render__, staticRenderFns: __vue_staticRenderFns__ },
    __vue_inject_styles__,
    __vue_script__,
    __vue_scope_id__,
    __vue_is_functional_template__,
    __vue_module_identifier__,
    false,
    undefined,
    undefined,
    undefined
  );

export default __vue_component__;