Function setCommonECData

src/util/innerStore.ts:61–82

(seriesIndex: number, dataType: SeriesDataType, dataIdx: number, el: Element)

export const getECData = makeInner<ECData, Element>();

export const setCommonECData = (seriesIndex: number, dataType: SeriesDataType, dataIdx: number, el: Element) => {
    if (el) {
        const ecData = getECData(el);
        // Add data index and series index for indexing the data by element
        // Useful in tooltip
        ecData.dataIndex = dataIdx;
        ecData.dataType = dataType;
        ecData.seriesIndex = seriesIndex;
        ecData.ssrType = 'chart';

        // TODO: not store dataIndex on children.
        if (el.type === 'group') {
            el.traverse(function (child: Element): void {
                const childECData = getECData(child);
                childECData.seriesIndex = seriesIndex;
                childECData.dataIndex = dataIdx;
                childECData.dataType = dataType;
                childECData.ssrType = 'chart';
            });
        }
    }
};