逐步完成前后端服务器
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frontend/node_modules/echarts/lib/visual/visualSolution.js
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frontend/node_modules/echarts/lib/visual/visualSolution.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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/**
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* @file Visual solution, for consistent option specification.
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*/
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import * as zrUtil from 'zrender/lib/core/util.js';
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import VisualMapping from './VisualMapping.js';
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import { getItemVisualFromData, setItemVisualFromData } from './helper.js';
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var each = zrUtil.each;
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function hasKeys(obj) {
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if (obj) {
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for (var name_1 in obj) {
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if (obj.hasOwnProperty(name_1)) {
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return true;
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}
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}
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}
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}
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export function createVisualMappings(option, stateList, supplementVisualOption) {
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var visualMappings = {};
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each(stateList, function (state) {
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var mappings = visualMappings[state] = createMappings();
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each(option[state], function (visualData, visualType) {
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if (!VisualMapping.isValidType(visualType)) {
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return;
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}
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var mappingOption = {
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type: visualType,
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visual: visualData
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};
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supplementVisualOption && supplementVisualOption(mappingOption, state);
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mappings[visualType] = new VisualMapping(mappingOption);
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// Prepare a alpha for opacity, for some case that opacity
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// is not supported, such as rendering using gradient color.
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if (visualType === 'opacity') {
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mappingOption = zrUtil.clone(mappingOption);
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mappingOption.type = 'colorAlpha';
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mappings.__hidden.__alphaForOpacity = new VisualMapping(mappingOption);
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}
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});
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});
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return visualMappings;
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function createMappings() {
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var Creater = function () {};
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// Make sure hidden fields will not be visited by
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// object iteration (with hasOwnProperty checking).
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Creater.prototype.__hidden = Creater.prototype;
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var obj = new Creater();
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return obj;
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}
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}
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export function replaceVisualOption(thisOption, newOption, keys) {
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// Visual attributes merge is not supported, otherwise it
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// brings overcomplicated merge logic. See #2853. So if
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// newOption has anyone of these keys, all of these keys
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// will be reset. Otherwise, all keys remain.
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var has;
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zrUtil.each(keys, function (key) {
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if (newOption.hasOwnProperty(key) && hasKeys(newOption[key])) {
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has = true;
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}
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});
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has && zrUtil.each(keys, function (key) {
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if (newOption.hasOwnProperty(key) && hasKeys(newOption[key])) {
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thisOption[key] = zrUtil.clone(newOption[key]);
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} else {
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delete thisOption[key];
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}
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});
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}
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/**
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* @param stateList
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* @param visualMappings
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* @param list
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* @param getValueState param: valueOrIndex, return: state.
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* @param scope Scope for getValueState
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* @param dimension Concrete dimension, if used.
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*/
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// ???! handle brush?
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export function applyVisual(stateList, visualMappings, data, getValueState, scope, dimension) {
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var visualTypesMap = {};
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zrUtil.each(stateList, function (state) {
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var visualTypes = VisualMapping.prepareVisualTypes(visualMappings[state]);
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visualTypesMap[state] = visualTypes;
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});
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var dataIndex;
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function getVisual(key) {
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return getItemVisualFromData(data, dataIndex, key);
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}
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function setVisual(key, value) {
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setItemVisualFromData(data, dataIndex, key, value);
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}
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if (dimension == null) {
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data.each(eachItem);
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} else {
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data.each([dimension], eachItem);
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}
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function eachItem(valueOrIndex, index) {
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dataIndex = dimension == null ? valueOrIndex // First argument is index
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: index;
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var rawDataItem = data.getRawDataItem(dataIndex);
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// Consider performance
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// @ts-ignore
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if (rawDataItem && rawDataItem.visualMap === false) {
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return;
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}
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var valueState = getValueState.call(scope, valueOrIndex);
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var mappings = visualMappings[valueState];
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var visualTypes = visualTypesMap[valueState];
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for (var i = 0, len = visualTypes.length; i < len; i++) {
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var type = visualTypes[i];
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mappings[type] && mappings[type].applyVisual(valueOrIndex, getVisual, setVisual);
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}
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}
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}
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/**
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* @param data
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* @param stateList
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* @param visualMappings <state, Object.<visualType, module:echarts/visual/VisualMapping>>
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* @param getValueState param: valueOrIndex, return: state.
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* @param dim dimension or dimension index.
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*/
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export function incrementalApplyVisual(stateList, visualMappings, getValueState, dim) {
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var visualTypesMap = {};
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zrUtil.each(stateList, function (state) {
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var visualTypes = VisualMapping.prepareVisualTypes(visualMappings[state]);
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visualTypesMap[state] = visualTypes;
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});
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return {
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progress: function progress(params, data) {
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var dimIndex;
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if (dim != null) {
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dimIndex = data.getDimensionIndex(dim);
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}
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function getVisual(key) {
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return getItemVisualFromData(data, dataIndex, key);
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}
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function setVisual(key, value) {
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setItemVisualFromData(data, dataIndex, key, value);
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}
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var dataIndex;
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var store = data.getStore();
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while ((dataIndex = params.next()) != null) {
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var rawDataItem = data.getRawDataItem(dataIndex);
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// Consider performance
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// @ts-ignore
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if (rawDataItem && rawDataItem.visualMap === false) {
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continue;
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}
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var value = dim != null ? store.get(dimIndex, dataIndex) : dataIndex;
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var valueState = getValueState(value);
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var mappings = visualMappings[valueState];
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var visualTypes = visualTypesMap[valueState];
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for (var i = 0, len = visualTypes.length; i < len; i++) {
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var type = visualTypes[i];
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mappings[type] && mappings[type].applyVisual(value, getVisual, setVisual);
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}
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}
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}
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};
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}
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