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257 lines
11 KiB
257 lines
11 KiB
1 month ago
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/**
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* AUTO-GENERATED FILE. DO NOT MODIFY.
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*/
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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import * as zrUtil from 'zrender/lib/core/util.js';
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import BoundingRect from 'zrender/lib/core/BoundingRect.js';
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import * as visualSolution from '../../visual/visualSolution.js';
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import { makeBrushCommonSelectorForSeries } from './selector.js';
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import * as throttleUtil from '../../util/throttle.js';
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import BrushTargetManager from '../helper/BrushTargetManager.js';
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var STATE_LIST = ['inBrush', 'outOfBrush'];
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var DISPATCH_METHOD = '__ecBrushSelect';
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var DISPATCH_FLAG = '__ecInBrushSelectEvent';
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;
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export function layoutCovers(ecModel) {
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ecModel.eachComponent({
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mainType: 'brush'
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}, function (brushModel) {
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var brushTargetManager = brushModel.brushTargetManager = new BrushTargetManager(brushModel.option, ecModel);
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brushTargetManager.setInputRanges(brushModel.areas, ecModel);
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});
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}
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/**
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* Register the visual encoding if this modules required.
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*/
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export default function brushVisual(ecModel, api, payload) {
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var brushSelected = [];
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var throttleType;
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var throttleDelay;
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ecModel.eachComponent({
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mainType: 'brush'
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}, function (brushModel) {
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payload && payload.type === 'takeGlobalCursor' && brushModel.setBrushOption(payload.key === 'brush' ? payload.brushOption : {
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brushType: false
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});
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});
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layoutCovers(ecModel);
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ecModel.eachComponent({
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mainType: 'brush'
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}, function (brushModel, brushIndex) {
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var thisBrushSelected = {
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brushId: brushModel.id,
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brushIndex: brushIndex,
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brushName: brushModel.name,
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areas: zrUtil.clone(brushModel.areas),
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selected: []
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};
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// Every brush component exists in event params, convenient
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// for user to find by index.
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brushSelected.push(thisBrushSelected);
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var brushOption = brushModel.option;
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var brushLink = brushOption.brushLink;
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var linkedSeriesMap = [];
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var selectedDataIndexForLink = [];
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var rangeInfoBySeries = [];
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var hasBrushExists = false;
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if (!brushIndex) {
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// Only the first throttle setting works.
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throttleType = brushOption.throttleType;
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throttleDelay = brushOption.throttleDelay;
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}
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// Add boundingRect and selectors to range.
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var areas = zrUtil.map(brushModel.areas, function (area) {
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var builder = boundingRectBuilders[area.brushType];
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var selectableArea = zrUtil.defaults({
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boundingRect: builder ? builder(area) : void 0
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}, area);
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selectableArea.selectors = makeBrushCommonSelectorForSeries(selectableArea);
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return selectableArea;
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});
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var visualMappings = visualSolution.createVisualMappings(brushModel.option, STATE_LIST, function (mappingOption) {
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mappingOption.mappingMethod = 'fixed';
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});
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zrUtil.isArray(brushLink) && zrUtil.each(brushLink, function (seriesIndex) {
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linkedSeriesMap[seriesIndex] = 1;
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});
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function linkOthers(seriesIndex) {
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return brushLink === 'all' || !!linkedSeriesMap[seriesIndex];
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}
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// If no supported brush or no brush on the series,
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// all visuals should be in original state.
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function brushed(rangeInfoList) {
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return !!rangeInfoList.length;
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}
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/**
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* Logic for each series: (If the logic has to be modified one day, do it carefully!)
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*
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* ( brushed ┬ && ┬hasBrushExist ┬ && linkOthers ) => StepA: ┬record, ┬ StepB: ┬visualByRecord.
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* !brushed┘ ├hasBrushExist ┤ └nothing,┘ ├visualByRecord.
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* └!hasBrushExist┘ └nothing.
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* ( !brushed && ┬hasBrushExist ┬ && linkOthers ) => StepA: nothing, StepB: ┬visualByRecord.
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* └!hasBrushExist┘ └nothing.
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* ( brushed ┬ && !linkOthers ) => StepA: nothing, StepB: ┬visualByCheck.
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* !brushed┘ └nothing.
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* ( !brushed && !linkOthers ) => StepA: nothing, StepB: nothing.
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*/
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// Step A
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ecModel.eachSeries(function (seriesModel, seriesIndex) {
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var rangeInfoList = rangeInfoBySeries[seriesIndex] = [];
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seriesModel.subType === 'parallel' ? stepAParallel(seriesModel, seriesIndex) : stepAOthers(seriesModel, seriesIndex, rangeInfoList);
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});
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function stepAParallel(seriesModel, seriesIndex) {
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var coordSys = seriesModel.coordinateSystem;
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hasBrushExists = hasBrushExists || coordSys.hasAxisBrushed();
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linkOthers(seriesIndex) && coordSys.eachActiveState(seriesModel.getData(), function (activeState, dataIndex) {
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activeState === 'active' && (selectedDataIndexForLink[dataIndex] = 1);
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});
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}
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function stepAOthers(seriesModel, seriesIndex, rangeInfoList) {
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if (!seriesModel.brushSelector || brushModelNotControll(brushModel, seriesIndex)) {
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return;
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}
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zrUtil.each(areas, function (area) {
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if (brushModel.brushTargetManager.controlSeries(area, seriesModel, ecModel)) {
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rangeInfoList.push(area);
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}
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hasBrushExists = hasBrushExists || brushed(rangeInfoList);
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});
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if (linkOthers(seriesIndex) && brushed(rangeInfoList)) {
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var data_1 = seriesModel.getData();
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data_1.each(function (dataIndex) {
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if (checkInRange(seriesModel, rangeInfoList, data_1, dataIndex)) {
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selectedDataIndexForLink[dataIndex] = 1;
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}
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});
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}
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}
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// Step B
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ecModel.eachSeries(function (seriesModel, seriesIndex) {
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var seriesBrushSelected = {
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seriesId: seriesModel.id,
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seriesIndex: seriesIndex,
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seriesName: seriesModel.name,
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dataIndex: []
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};
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// Every series exists in event params, convenient
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// for user to find series by seriesIndex.
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thisBrushSelected.selected.push(seriesBrushSelected);
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var rangeInfoList = rangeInfoBySeries[seriesIndex];
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var data = seriesModel.getData();
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var getValueState = linkOthers(seriesIndex) ? function (dataIndex) {
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return selectedDataIndexForLink[dataIndex] ? (seriesBrushSelected.dataIndex.push(data.getRawIndex(dataIndex)), 'inBrush') : 'outOfBrush';
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} : function (dataIndex) {
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return checkInRange(seriesModel, rangeInfoList, data, dataIndex) ? (seriesBrushSelected.dataIndex.push(data.getRawIndex(dataIndex)), 'inBrush') : 'outOfBrush';
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};
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// If no supported brush or no brush, all visuals are in original state.
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(linkOthers(seriesIndex) ? hasBrushExists : brushed(rangeInfoList)) && visualSolution.applyVisual(STATE_LIST, visualMappings, data, getValueState);
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});
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});
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dispatchAction(api, throttleType, throttleDelay, brushSelected, payload);
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}
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;
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function dispatchAction(api, throttleType, throttleDelay, brushSelected, payload) {
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// This event will not be triggered when `setOpion`, otherwise dead lock may
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// triggered when do `setOption` in event listener, which we do not find
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// satisfactory way to solve yet. Some considered resolutions:
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// (a) Diff with prevoius selected data ant only trigger event when changed.
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// But store previous data and diff precisely (i.e., not only by dataIndex, but
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// also detect value changes in selected data) might bring complexity or fragility.
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// (b) Use spectial param like `silent` to suppress event triggering.
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// But such kind of volatile param may be weird in `setOption`.
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if (!payload) {
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return;
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}
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var zr = api.getZr();
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if (zr[DISPATCH_FLAG]) {
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return;
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}
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if (!zr[DISPATCH_METHOD]) {
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zr[DISPATCH_METHOD] = doDispatch;
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}
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var fn = throttleUtil.createOrUpdate(zr, DISPATCH_METHOD, throttleDelay, throttleType);
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fn(api, brushSelected);
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}
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function doDispatch(api, brushSelected) {
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if (!api.isDisposed()) {
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var zr = api.getZr();
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zr[DISPATCH_FLAG] = true;
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api.dispatchAction({
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type: 'brushSelect',
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batch: brushSelected
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});
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zr[DISPATCH_FLAG] = false;
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}
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}
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function checkInRange(seriesModel, rangeInfoList, data, dataIndex) {
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for (var i = 0, len = rangeInfoList.length; i < len; i++) {
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var area = rangeInfoList[i];
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if (seriesModel.brushSelector(dataIndex, data, area.selectors, area)) {
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return true;
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}
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}
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}
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function brushModelNotControll(brushModel, seriesIndex) {
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var seriesIndices = brushModel.option.seriesIndex;
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return seriesIndices != null && seriesIndices !== 'all' && (zrUtil.isArray(seriesIndices) ? zrUtil.indexOf(seriesIndices, seriesIndex) < 0 : seriesIndex !== seriesIndices);
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}
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var boundingRectBuilders = {
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rect: function (area) {
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return getBoundingRectFromMinMax(area.range);
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},
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polygon: function (area) {
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var minMax;
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var range = area.range;
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for (var i = 0, len = range.length; i < len; i++) {
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minMax = minMax || [[Infinity, -Infinity], [Infinity, -Infinity]];
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var rg = range[i];
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rg[0] < minMax[0][0] && (minMax[0][0] = rg[0]);
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rg[0] > minMax[0][1] && (minMax[0][1] = rg[0]);
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rg[1] < minMax[1][0] && (minMax[1][0] = rg[1]);
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rg[1] > minMax[1][1] && (minMax[1][1] = rg[1]);
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}
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return minMax && getBoundingRectFromMinMax(minMax);
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}
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};
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function getBoundingRectFromMinMax(minMax) {
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return new BoundingRect(minMax[0][0], minMax[1][0], minMax[0][1] - minMax[0][0], minMax[1][1] - minMax[1][0]);
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}
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