echarts checkMarkerInSeries 源码
echarts checkMarkerInSeries 代码
文件路径：/src/component/marker/checkMarkerInSeries.ts
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import { isArray } from 'zrender/src/core/util';
import { SeriesOption } from '../../util/types';
type MarkerTypes = 'markPoint' | 'markLine' | 'markArea';
type SeriesWithMarkerOption = SeriesOption & Partial<Record<MarkerTypes, unknown>>;
export default function checkMarkerInSeries(
seriesOpts: SeriesOption | SeriesOption[], markerType: MarkerTypes
): boolean {
if (!seriesOpts) {
return false;
}
const seriesOptArr = isArray(seriesOpts) ? seriesOpts : [seriesOpts];
for (let idx = 0; idx < seriesOptArr.length; idx++) {
if (seriesOptArr[idx] && (seriesOptArr[idx] as SeriesWithMarkerOption)[markerType]) {
return true;
}
}
return false;
}
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