Method mapDimension

src/data/SeriesData.ts:497–506

(coordDim: SeriesDimensionName, idx?: number)

    mapDimension(coordDim: SeriesDimensionName): SeriesDimensionName;
    mapDimension(coordDim: SeriesDimensionName, idx: number): SeriesDimensionName;
    mapDimension(coordDim: SeriesDimensionName, idx?: number): SeriesDimensionName {
        const dimensionsSummary = this._dimSummary;

        if (idx == null) {
            return dimensionsSummary.encodeFirstDimNotExtra[coordDim] as any;
        }

        const dims = dimensionsSummary.encode[coordDim];
        return dims ? dims[idx as number] as any : null;
    }

    mapDimensionsAll(coordDim: SeriesDimensionName): SeriesDimensionName[] {
        const dimensionsSummary = this._dimSummary;