Function getTargetSeries

src/component/dataZoom/dataZoomProcessor.ts:38–76

(ecModel)

    // there is a line series and a pie series, it is better not to update the
    // line series if only pie series is needed to be updated.
    getTargetSeries(ecModel) {

        function eachAxisModel(
            cb: (
                axisDim: DataZoomAxisDimension,
                axisIndex: number,
                axisModel: AxisBaseModel,
                dataZoomModel: DataZoomModel
            ) => void
        ) {
            ecModel.eachComponent('dataZoom', function (dataZoomModel: DataZoomModel) {
                dataZoomModel.eachTargetAxis(function (axisDim, axisIndex) {
                    const axisModel = ecModel.getComponent(getAxisMainType(axisDim), axisIndex);
                    cb(axisDim, axisIndex, axisModel as AxisBaseModel, dataZoomModel);
                });
            });
        }
        // FIXME: it brings side-effect to `getTargetSeries`.
        const proxyList: AxisProxy[] = [];
        eachAxisModel(function (axisDim, axisIndex, axisModel, dataZoomModel) {
            // Different dataZooms may control the same axis. In that case,
            // an axisProxy serves both of them.
            if (!getAxisProxyFromModel(axisModel)) {
                // Use the first dataZoomModel as the main model of axisProxy.
                const axisProxy = new AxisProxy(axisDim, axisIndex, dataZoomModel, ecModel);
                proxyList.push(axisProxy);
                setAxisProxyToModel(axisModel, axisProxy);
            }
        });

        const seriesModelMap = createHashMap<SeriesModel>();
        each(proxyList, function (axisProxy) {
            each(axisProxy.getTargetSeriesModels(), function (seriesModel) {
                seriesModelMap.set(seriesModel.uid, seriesModel);
            });
        });

        return seriesModelMap;
    },

    // Consider appendData, where filter should be performed. Because data process is
    // in block mode currently, it is not need to worry about that the overallProgress