逐步完成前后端服务器
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frontend/node_modules/echarts/lib/visual/aria.js
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frontend/node_modules/echarts/lib/visual/aria.js
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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 { makeInner } from '../util/model.js';
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import { getDecalFromPalette } from '../model/mixin/palette.js';
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var DEFAULT_OPTION = {
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label: {
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enabled: true
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},
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decal: {
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show: false
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}
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};
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var inner = makeInner();
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var decalPaletteScope = {};
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export default function ariaVisual(ecModel, api) {
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var ariaModel = ecModel.getModel('aria');
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// See "area enabled" detection code in `GlobalModel.ts`.
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if (!ariaModel.get('enabled')) {
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return;
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}
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var defaultOption = zrUtil.clone(DEFAULT_OPTION);
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zrUtil.merge(defaultOption.label, ecModel.getLocaleModel().get('aria'), false);
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zrUtil.merge(ariaModel.option, defaultOption, false);
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setDecal();
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setLabel();
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function setDecal() {
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var decalModel = ariaModel.getModel('decal');
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var useDecal = decalModel.get('show');
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if (useDecal) {
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// Each type of series use one scope.
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// Pie and funnel are using different scopes.
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var paletteScopeGroupByType_1 = zrUtil.createHashMap();
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ecModel.eachSeries(function (seriesModel) {
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if (seriesModel.isColorBySeries()) {
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return;
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}
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var decalScope = paletteScopeGroupByType_1.get(seriesModel.type);
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if (!decalScope) {
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decalScope = {};
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paletteScopeGroupByType_1.set(seriesModel.type, decalScope);
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}
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inner(seriesModel).scope = decalScope;
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});
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ecModel.eachRawSeries(function (seriesModel) {
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if (ecModel.isSeriesFiltered(seriesModel)) {
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return;
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}
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if (zrUtil.isFunction(seriesModel.enableAriaDecal)) {
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// Let series define how to use decal palette on data
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seriesModel.enableAriaDecal();
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return;
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}
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var data = seriesModel.getData();
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if (!seriesModel.isColorBySeries()) {
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var dataAll_1 = seriesModel.getRawData();
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var idxMap_1 = {};
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var decalScope_1 = inner(seriesModel).scope;
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data.each(function (idx) {
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var rawIdx = data.getRawIndex(idx);
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idxMap_1[rawIdx] = idx;
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});
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var dataCount_1 = dataAll_1.count();
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dataAll_1.each(function (rawIdx) {
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var idx = idxMap_1[rawIdx];
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var name = dataAll_1.getName(rawIdx) || rawIdx + '';
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var paletteDecal = getDecalFromPalette(seriesModel.ecModel, name, decalScope_1, dataCount_1);
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var specifiedDecal = data.getItemVisual(idx, 'decal');
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data.setItemVisual(idx, 'decal', mergeDecal(specifiedDecal, paletteDecal));
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});
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} else {
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var paletteDecal = getDecalFromPalette(seriesModel.ecModel, seriesModel.name, decalPaletteScope, ecModel.getSeriesCount());
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var specifiedDecal = data.getVisual('decal');
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data.setVisual('decal', mergeDecal(specifiedDecal, paletteDecal));
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}
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function mergeDecal(specifiedDecal, paletteDecal) {
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// Merge decal from palette to decal from itemStyle.
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// User do not need to specify all of the decal props.
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var resultDecal = specifiedDecal ? zrUtil.extend(zrUtil.extend({}, paletteDecal), specifiedDecal) : paletteDecal;
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resultDecal.dirty = true;
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return resultDecal;
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}
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});
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}
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}
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function setLabel() {
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var dom = api.getZr().dom;
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// TODO: support for SSR
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if (!dom) {
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return;
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}
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var labelLocale = ecModel.getLocaleModel().get('aria');
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var labelModel = ariaModel.getModel('label');
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labelModel.option = zrUtil.defaults(labelModel.option, labelLocale);
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if (!labelModel.get('enabled')) {
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return;
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}
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dom.setAttribute('role', 'img');
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if (labelModel.get('description')) {
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dom.setAttribute('aria-label', labelModel.get('description'));
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return;
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}
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var seriesCnt = ecModel.getSeriesCount();
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var maxDataCnt = labelModel.get(['data', 'maxCount']) || 10;
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var maxSeriesCnt = labelModel.get(['series', 'maxCount']) || 10;
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var displaySeriesCnt = Math.min(seriesCnt, maxSeriesCnt);
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var ariaLabel;
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if (seriesCnt < 1) {
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// No series, no aria label
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return;
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} else {
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var title = getTitle();
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if (title) {
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var withTitle = labelModel.get(['general', 'withTitle']);
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ariaLabel = replace(withTitle, {
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title: title
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});
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} else {
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ariaLabel = labelModel.get(['general', 'withoutTitle']);
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}
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var seriesLabels_1 = [];
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var prefix = seriesCnt > 1 ? labelModel.get(['series', 'multiple', 'prefix']) : labelModel.get(['series', 'single', 'prefix']);
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ariaLabel += replace(prefix, {
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seriesCount: seriesCnt
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});
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ecModel.eachSeries(function (seriesModel, idx) {
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if (idx < displaySeriesCnt) {
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var seriesLabel = void 0;
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var seriesName = seriesModel.get('name');
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var withName = seriesName ? 'withName' : 'withoutName';
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seriesLabel = seriesCnt > 1 ? labelModel.get(['series', 'multiple', withName]) : labelModel.get(['series', 'single', withName]);
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seriesLabel = replace(seriesLabel, {
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seriesId: seriesModel.seriesIndex,
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seriesName: seriesModel.get('name'),
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seriesType: getSeriesTypeName(seriesModel.subType)
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});
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var data = seriesModel.getData();
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if (data.count() > maxDataCnt) {
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// Show part of data
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var partialLabel = labelModel.get(['data', 'partialData']);
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seriesLabel += replace(partialLabel, {
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displayCnt: maxDataCnt
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});
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} else {
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seriesLabel += labelModel.get(['data', 'allData']);
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}
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var middleSeparator_1 = labelModel.get(['data', 'separator', 'middle']);
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var endSeparator_1 = labelModel.get(['data', 'separator', 'end']);
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var excludeDimensionId_1 = labelModel.get(['data', 'excludeDimensionId']);
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var dataLabels = [];
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for (var i = 0; i < data.count(); i++) {
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if (i < maxDataCnt) {
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var name_1 = data.getName(i);
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var value = !excludeDimensionId_1 ? data.getValues(i) : zrUtil.filter(data.getValues(i), function (v, j) {
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return zrUtil.indexOf(excludeDimensionId_1, j) === -1;
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});
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var dataLabel = labelModel.get(['data', name_1 ? 'withName' : 'withoutName']);
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dataLabels.push(replace(dataLabel, {
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name: name_1,
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value: value.join(middleSeparator_1)
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}));
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}
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}
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seriesLabel += dataLabels.join(middleSeparator_1) + endSeparator_1;
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seriesLabels_1.push(seriesLabel);
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}
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});
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var separatorModel = labelModel.getModel(['series', 'multiple', 'separator']);
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var middleSeparator = separatorModel.get('middle');
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var endSeparator = separatorModel.get('end');
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ariaLabel += seriesLabels_1.join(middleSeparator) + endSeparator;
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dom.setAttribute('aria-label', ariaLabel);
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}
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}
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function replace(str, keyValues) {
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if (!zrUtil.isString(str)) {
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return str;
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}
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var result = str;
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zrUtil.each(keyValues, function (value, key) {
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result = result.replace(new RegExp('\\{\\s*' + key + '\\s*\\}', 'g'), value);
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});
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return result;
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}
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function getTitle() {
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var title = ecModel.get('title');
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if (title && title.length) {
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title = title[0];
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}
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return title && title.text;
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}
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function getSeriesTypeName(type) {
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var typeNames = ecModel.getLocaleModel().get(['series', 'typeNames']);
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return typeNames[type] || typeNames.chart;
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}
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}
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