forked from zhurui/management
351 lines
9.7 KiB
JavaScript
351 lines
9.7 KiB
JavaScript
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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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var echarts = require("../../echarts");
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var zrUtil = require("zrender/lib/core/util");
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var Model = require("../../model/Model");
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var _model = require("../../util/model");
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var isNameSpecified = _model.isNameSpecified;
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var lang = require("../../lang");
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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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var langSelector = lang.legend.selector;
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var defaultSelectorOption = {
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all: {
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type: 'all',
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title: zrUtil.clone(langSelector.all)
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},
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inverse: {
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type: 'inverse',
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title: zrUtil.clone(langSelector.inverse)
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}
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};
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var LegendModel = echarts.extendComponentModel({
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type: 'legend.plain',
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dependencies: ['series'],
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layoutMode: {
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type: 'box',
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// legend.width/height are maxWidth/maxHeight actually,
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// whereas realy width/height is calculated by its content.
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// (Setting {left: 10, right: 10} does not make sense).
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// So consider the case:
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// `setOption({legend: {left: 10});`
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// then `setOption({legend: {right: 10});`
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// The previous `left` should be cleared by setting `ignoreSize`.
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ignoreSize: true
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},
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init: function (option, parentModel, ecModel) {
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this.mergeDefaultAndTheme(option, ecModel);
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option.selected = option.selected || {};
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this._updateSelector(option);
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},
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mergeOption: function (option) {
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LegendModel.superCall(this, 'mergeOption', option);
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this._updateSelector(option);
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},
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_updateSelector: function (option) {
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var selector = option.selector;
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if (selector === true) {
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selector = option.selector = ['all', 'inverse'];
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}
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if (zrUtil.isArray(selector)) {
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zrUtil.each(selector, function (item, index) {
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zrUtil.isString(item) && (item = {
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type: item
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});
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selector[index] = zrUtil.merge(item, defaultSelectorOption[item.type]);
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});
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}
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},
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optionUpdated: function () {
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this._updateData(this.ecModel);
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var legendData = this._data; // If selectedMode is single, try to select one
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if (legendData[0] && this.get('selectedMode') === 'single') {
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var hasSelected = false; // If has any selected in option.selected
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for (var i = 0; i < legendData.length; i++) {
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var name = legendData[i].get('name');
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if (this.isSelected(name)) {
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// Force to unselect others
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this.select(name);
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hasSelected = true;
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break;
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}
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} // Try select the first if selectedMode is single
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!hasSelected && this.select(legendData[0].get('name'));
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}
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},
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_updateData: function (ecModel) {
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var potentialData = [];
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var availableNames = [];
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ecModel.eachRawSeries(function (seriesModel) {
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var seriesName = seriesModel.name;
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availableNames.push(seriesName);
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var isPotential;
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if (seriesModel.legendVisualProvider) {
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var provider = seriesModel.legendVisualProvider;
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var names = provider.getAllNames();
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if (!ecModel.isSeriesFiltered(seriesModel)) {
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availableNames = availableNames.concat(names);
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}
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if (names.length) {
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potentialData = potentialData.concat(names);
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} else {
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isPotential = true;
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}
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} else {
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isPotential = true;
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}
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if (isPotential && isNameSpecified(seriesModel)) {
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potentialData.push(seriesModel.name);
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}
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});
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/**
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* @type {Array.<string>}
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* @private
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*/
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this._availableNames = availableNames; // If legend.data not specified in option, use availableNames as data,
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// which is convinient for user preparing option.
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var rawData = this.get('data') || potentialData;
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var legendData = zrUtil.map(rawData, function (dataItem) {
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// Can be string or number
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if (typeof dataItem === 'string' || typeof dataItem === 'number') {
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dataItem = {
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name: dataItem
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};
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}
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return new Model(dataItem, this, this.ecModel);
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}, this);
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/**
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* @type {Array.<module:echarts/model/Model>}
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* @private
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*/
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this._data = legendData;
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},
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/**
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* @return {Array.<module:echarts/model/Model>}
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*/
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getData: function () {
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return this._data;
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},
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/**
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* @param {string} name
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*/
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select: function (name) {
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var selected = this.option.selected;
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var selectedMode = this.get('selectedMode');
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if (selectedMode === 'single') {
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var data = this._data;
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zrUtil.each(data, function (dataItem) {
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selected[dataItem.get('name')] = false;
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});
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}
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selected[name] = true;
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},
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/**
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* @param {string} name
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*/
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unSelect: function (name) {
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if (this.get('selectedMode') !== 'single') {
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this.option.selected[name] = false;
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}
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},
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/**
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* @param {string} name
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*/
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toggleSelected: function (name) {
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var selected = this.option.selected; // Default is true
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if (!selected.hasOwnProperty(name)) {
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selected[name] = true;
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}
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this[selected[name] ? 'unSelect' : 'select'](name);
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},
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allSelect: function () {
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var data = this._data;
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var selected = this.option.selected;
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zrUtil.each(data, function (dataItem) {
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selected[dataItem.get('name', true)] = true;
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});
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},
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inverseSelect: function () {
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var data = this._data;
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var selected = this.option.selected;
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zrUtil.each(data, function (dataItem) {
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var name = dataItem.get('name', true); // Initially, default value is true
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if (!selected.hasOwnProperty(name)) {
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selected[name] = true;
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}
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selected[name] = !selected[name];
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});
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},
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/**
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* @param {string} name
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*/
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isSelected: function (name) {
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var selected = this.option.selected;
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return !(selected.hasOwnProperty(name) && !selected[name]) && zrUtil.indexOf(this._availableNames, name) >= 0;
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},
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getOrient: function () {
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return this.get('orient') === 'vertical' ? {
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index: 1,
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name: 'vertical'
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} : {
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index: 0,
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name: 'horizontal'
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};
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},
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defaultOption: {
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// 一级层叠
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zlevel: 0,
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// 二级层叠
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z: 4,
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show: true,
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// 布局方式，默认为水平布局，可选为：
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// 'horizontal' | 'vertical'
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orient: 'horizontal',
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left: 'center',
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// right: 'center',
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top: 0,
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// bottom: null,
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// 水平对齐
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// 'auto' | 'left' | 'right'
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// 默认为 'auto', 根据 x 的位置判断是左对齐还是右对齐
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align: 'auto',
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backgroundColor: 'rgba(0,0,0,0)',
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// 图例边框颜色
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borderColor: '#ccc',
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borderRadius: 0,
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// 图例边框线宽，单位px，默认为0（无边框）
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borderWidth: 0,
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// 图例内边距，单位px，默认各方向内边距为5，
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// 接受数组分别设定上右下左边距，同css
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padding: 5,
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// 各个item之间的间隔，单位px，默认为10，
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// 横向布局时为水平间隔，纵向布局时为纵向间隔
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itemGap: 10,
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// the width of legend symbol
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itemWidth: 25,
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// the height of legend symbol
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itemHeight: 14,
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// the color of unselected legend symbol
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inactiveColor: '#ccc',
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// the borderColor of unselected legend symbol
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inactiveBorderColor: '#ccc',
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itemStyle: {
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// the default borderWidth of legend symbol
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borderWidth: 0
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},
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textStyle: {
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// 图例文字颜色
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color: '#333'
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},
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// formatter: '',
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// 选择模式，默认开启图例开关
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selectedMode: true,
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// 配置默认选中状态，可配合LEGEND.SELECTED事件做动态数据载入
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// selected: null,
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// 图例内容（详见legend.data，数组中每一项代表一个item
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// data: [],
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// Usage:
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// selector: [{type: 'all or inverse', title: xxx}]
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// or
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// selector: true
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// or
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// selector: ['all', 'inverse']
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selector: false,
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selectorLabel: {
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show: true,
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borderRadius: 10,
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padding: [3, 5, 3, 5],
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fontSize: 12,
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fontFamily: ' sans-serif',
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color: '#666',
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borderWidth: 1,
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borderColor: '#666'
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},
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emphasis: {
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selectorLabel: {
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show: true,
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color: '#eee',
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backgroundColor: '#666'
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}
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},
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// Value can be 'start' or 'end'
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selectorPosition: 'auto',
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selectorItemGap: 7,
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selectorButtonGap: 10,
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// Tooltip 相关配置
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tooltip: {
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show: false
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}
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}
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});
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var _default = LegendModel;
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module.exports = _default;
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