echarts AxisPointerView 源码

  • 2022-10-20
  • 浏览 (395)

echarts AxisPointerView 代码

文件路径:/src/component/axisPointer/AxisPointerView.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 * as globalListener from './globalListener';
import ComponentView from '../../view/Component';
import AxisPointerModel from './AxisPointerModel';
import GlobalModel from '../../model/Global';
import ExtensionAPI from '../../core/ExtensionAPI';
import TooltipModel from '../tooltip/TooltipModel';

class AxisPointerView extends ComponentView {
    static type = 'axisPointer' as const;
    type = AxisPointerView.type;

    render(globalAxisPointerModel: AxisPointerModel, ecModel: GlobalModel, api: ExtensionAPI) {
        const globalTooltipModel = ecModel.getComponent('tooltip') as TooltipModel;
        const triggerOn = globalAxisPointerModel.get('triggerOn')
            || (globalTooltipModel && globalTooltipModel.get('triggerOn') || 'mousemove|click');

        // Register global listener in AxisPointerView to enable
        // AxisPointerView to be independent to Tooltip.
        globalListener.register(
            'axisPointer',
            api,
            function (currTrigger, e, dispatchAction) {
                // If 'none', it is not controlled by mouse totally.
                if (triggerOn !== 'none'
                    && (currTrigger === 'leave' || triggerOn.indexOf(currTrigger) >= 0)
                ) {
                    dispatchAction({
                        type: 'updateAxisPointer',
                        currTrigger: currTrigger,
                        x: e && e.offsetX,
                        y: e && e.offsetY
                    });
                }
            }
        );
    }

    remove(ecModel: GlobalModel, api: ExtensionAPI) {
        globalListener.unregister('axisPointer', api);
    }

    dispose(ecModel: GlobalModel, api: ExtensionAPI) {
        globalListener.unregister('axisPointer', api);
    }
}

export default AxisPointerView;

相关信息

echarts 源码目录

相关文章

echarts AxisPointer 源码

echarts AxisPointerModel 源码

echarts BaseAxisPointer 源码

echarts CartesianAxisPointer 源码

echarts PolarAxisPointer 源码

echarts SingleAxisPointer 源码

echarts axisTrigger 源码

echarts findPointFromSeries 源码

echarts globalListener 源码

echarts install 源码

0  赞