Method formatTooltip

src/chart/map/MapSeries.ts:220–246

* Map tooltip formatter

(
        dataIndex: number,
        multipleSeries: boolean,
        dataType: string
    )

     * Map tooltip formatter
     */
    formatTooltip(
        dataIndex: number,
        multipleSeries: boolean,
        dataType: string
    ) {
        // FIXME originalData and data is a bit confusing
        const data = this.getData();
        const value = this.getRawValue(dataIndex);
        const name = data.getName(dataIndex);

        const seriesNames: string[] = [];
        zrUtil.each(this.seriesGroup.f, function (mapSeries) {
            const otherIndex = mapSeries.originalData.indexOfName(name);
            const valueDim = data.mapDimension('value');
            if (!isNaN(mapSeries.originalData.get(valueDim, otherIndex) as number)) {
                seriesNames.push(mapSeries.name);
            }
        });

        return createTooltipMarkup('section', {
            header: seriesNames.join(', '),
            noHeader: !seriesNames.length,
            blocks: [createTooltipMarkup('nameValue', {
                name: name, value: value
            })]
        });
    }

    getTooltipPosition = function (this: MapSeries, dataIndex: number): number[] {
        if (dataIndex != null) {