Function negativeDataFilter

src/processor/negativeDataFilter.ts:23–39

(seriesType: string)

import { StageHandler } from '../util/types';

export default function negativeDataFilter(seriesType: string): StageHandler {
    return {
        seriesType: seriesType,
        reset: function (seriesModel, ecModel) {
            const data = seriesModel.getData();
            data.filterSelf(function (idx) {
                // handle negative value condition
                const valueDim = data.mapDimension('value');
                const curValue = data.get(valueDim, idx);
                if (isNumber(curValue) && !isNaN(curValue) && curValue < 0) {
                    return false;
                }
                return true;
            });
        }
    };
}