Function doCalBarWidthAndOffset

_benchmarks/sample_echarts.js:35583–35726

(seriesInfoList)

    }

    function doCalBarWidthAndOffset(seriesInfoList) {
      // Columns info on each category axis. Key is cartesian name
      var columnsMap = {};
      each(seriesInfoList, function (seriesInfo, idx) {
        var axisKey = seriesInfo.axisKey;
        var bandWidth = seriesInfo.bandWidth;
        var columnsOnAxis = columnsMap[axisKey] || {
          bandWidth: bandWidth,
          remainedWidth: bandWidth,
          autoWidthCount: 0,
          categoryGap: null,
          gap: '20%',
          stacks: {}
        };
        var stacks = columnsOnAxis.stacks;
        columnsMap[axisKey] = columnsOnAxis;
        var stackId = seriesInfo.stackId;

        if (!stacks[stackId]) {
          columnsOnAxis.autoWidthCount++;
        }

        stacks[stackId] = stacks[stackId] || {
          width: 0,
          maxWidth: 0
        }; // Caution: In a single coordinate system, these barGrid attributes
        // will be shared by series. Consider that they have default values,
        // only the attributes set on the last series will work.
        // Do not change this fact unless there will be a break change.

        var barWidth = seriesInfo.barWidth;

        if (barWidth && !stacks[stackId].width) {
          // See #6312, do not restrict width.
          stacks[stackId].width = barWidth;
          barWidth = Math.min(columnsOnAxis.remainedWidth, barWidth);
          columnsOnAxis.remainedWidth -= barWidth;
        }

        var barMaxWidth = seriesInfo.barMaxWidth;
        barMaxWidth && (stacks[stackId].maxWidth = barMaxWidth);
        var barMinWidth = seriesInfo.barMinWidth;
        barMinWidth && (stacks[stackId].minWidth = barMinWidth);
        var barGap = seriesInfo.barGap;
        barGap != null && (columnsOnAxis.gap = barGap);
        var barCategoryGap = seriesInfo.barCategoryGap;
        barCategoryGap != null && (columnsOnAxis.categoryGap = barCategoryGap);
      });
      var result = {};
      each(columnsMap, function (columnsOnAxis, coordSysName) {
        result[coordSysName] = {};
        var stacks = columnsOnAxis.stacks;
        var bandWidth = columnsOnAxis.bandWidth;
        var categoryGapPercent = columnsOnAxis.categoryGap;

        if (categoryGapPercent == null) {
          var columnCount = keys(stacks).length; // More columns in one group
          // the spaces between group is smaller. Or the column will be too thin.