echarts scrollableLegendAction 源码
echarts scrollableLegendAction 代码
文件路径：/src/component/legend/scrollableLegendAction.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 ScrollableLegendModel from './ScrollableLegendModel';
import { EChartsExtensionInstallRegisters } from '../../extension';
export default function installScrollableLegendAction(registers: EChartsExtensionInstallRegisters) {
/**
* @event legendScroll
* @type {Object}
* @property {string} type 'legendScroll'
* @property {string} scrollDataIndex
*/
registers.registerAction(
'legendScroll', 'legendscroll',
function (payload, ecModel) {
const scrollDataIndex = payload.scrollDataIndex;
scrollDataIndex != null && ecModel.eachComponent(
{mainType: 'legend', subType: 'scroll', query: payload},
function (legendModel: ScrollableLegendModel) {
legendModel.setScrollDataIndex(scrollDataIndex);
}
);
}
);
}
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echarts ScrollableLegendModel 源码
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