Function getSeriesTransitionKey

src/animation/universalTransition.ts:513–521

(series: SeriesModel)

}

function getSeriesTransitionKey(series: SeriesModel) {
    const seriesKey = (series.getModel('universalTransition') as Model<UniversalTransitionOption>)
        .get('seriesKey');
    if (!seriesKey) {
        // Use series id by default.
        return series.id;
    }
    return seriesKey;
}

function convertArraySeriesKeyToString(seriesKey: string[] | string) {
    if (isArray(seriesKey)) {