Function requireAxisStatistics

src/coord/axisStatistics.ts:468–495

(
    registers: EChartsExtensionInstallRegisters,
    client: AxisStatKeyedClient
)

 * See `axisSnippets.ts` for some commonly used clients.
 */
export function requireAxisStatistics(
    registers: EChartsExtensionInstallRegisters,
    client: AxisStatKeyedClient
): void {
    const clientKey = makeClientLookupKey(client.seriesType, client.baseAxis, client.coordSysType);

    if (__DEV__) {
        assert(client.seriesType
            && client.key
            && !clientsForCheckingStatKey.get(client.key)
            && !clientsForLookup.get(clientKey)
        ); // More checking is performed in `axSerPairCheck`.
        clientsForCheckingStatKey.set(client.key, 1);
    }

    clientsForLookup.set(clientKey, client);

    callOnlyOnce(registers, function () {
        registers.registerProcessor(registers.PRIORITY.PROCESSOR.AXIS_STATISTICS, {
            // NOTE: Theoretically, `appendData` requires `dirtyOnOverallProgress: true` here to re-calculate them.
            // But this OVERALL_STAGE_TASK is applied to all series (no `getTargetSeries` specified),
            // `dirtyOnOverallProgress: true` can cause irrelevant series (e.g., series on geo)
            // to be re-rendered when `appendData` is called, which cause `appendData` meaningless,
            // thereby not setting `dirtyOnOverallProgress: true`.
            overallReset: performAxisStatisticsOnOverallReset
        });
    });
}

let clientsForCheckingStatKey: HashMap<1, AxisStatKey>;
if (__DEV__) {