313 lines
12 KiB
JavaScript
313 lines
12 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 _util = require("zrender/lib/core/util");
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var createHashMap = _util.createHashMap;
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var each = _util.each;
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var isString = _util.isString;
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var defaults = _util.defaults;
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var extend = _util.extend;
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var isObject = _util.isObject;
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var clone = _util.clone;
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var _model = require("../../util/model");
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var normalizeToArray = _model.normalizeToArray;
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var _sourceHelper = require("./sourceHelper");
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var guessOrdinal = _sourceHelper.guessOrdinal;
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var Source = require("../Source");
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var _dimensionHelper = require("./dimensionHelper");
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var OTHER_DIMENSIONS = _dimensionHelper.OTHER_DIMENSIONS;
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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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* @deprecated
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* Use `echarts/data/helper/createDimensions` instead.
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*/
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/**
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* @see {module:echarts/test/ut/spec/data/completeDimensions}
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*
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* Complete the dimensions array, by user defined `dimension` and `encode`,
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* and guessing from the data structure.
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* If no 'value' dimension specified, the first no-named dimension will be
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* named as 'value'.
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*
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* @param {Array.<string>} sysDims Necessary dimensions, like ['x', 'y'], which
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* provides not only dim template, but also default order.
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* properties: 'name', 'type', 'displayName'.
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* `name` of each item provides default coord name.
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* [{dimsDef: [string|Object, ...]}, ...] dimsDef of sysDim item provides default dim name, and
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* provide dims count that the sysDim required.
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* [{ordinalMeta}] can be specified.
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* @param {module:echarts/data/Source|Array|Object} source or data (for compatibal with pervious)
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* @param {Object} [opt]
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* @param {Array.<Object|string>} [opt.dimsDef] option.series.dimensions User defined dimensions
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* For example: ['asdf', {name, type}, ...].
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* @param {Object|HashMap} [opt.encodeDef] option.series.encode {x: 2, y: [3, 1], tooltip: [1, 2], label: 3}
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* @param {string} [opt.generateCoord] Generate coord dim with the given name.
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* If not specified, extra dim names will be:
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* 'value', 'value0', 'value1', ...
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* @param {number} [opt.generateCoordCount] By default, the generated dim name is `generateCoord`.
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* If `generateCoordCount` specified, the generated dim names will be:
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* `generateCoord` + 0, `generateCoord` + 1, ...
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* can be Infinity, indicate that use all of the remain columns.
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* @param {number} [opt.dimCount] If not specified, guess by the first data item.
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* @param {number} [opt.encodeDefaulter] If not specified, auto find the next available data dim.
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* @return {Array.<Object>} [{
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* name: string mandatory,
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* displayName: string, the origin name in dimsDef, see source helper.
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* If displayName given, the tooltip will displayed vertically.
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* coordDim: string mandatory,
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* coordDimIndex: number mandatory,
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* type: string optional,
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* otherDims: { never null/undefined
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* tooltip: number optional,
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* label: number optional,
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* itemName: number optional,
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* seriesName: number optional,
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* },
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* isExtraCoord: boolean true if coord is generated
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* (not specified in encode and not series specified)
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* other props ...
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* }]
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*/
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function completeDimensions(sysDims, source, opt) {
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if (!Source.isInstance(source)) {
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source = Source.seriesDataToSource(source);
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}
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opt = opt || {};
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sysDims = (sysDims || []).slice();
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var dimsDef = (opt.dimsDef || []).slice();
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var encodeDef = createHashMap(opt.encodeDef);
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var dataDimNameMap = createHashMap();
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var coordDimNameMap = createHashMap(); // var valueCandidate;
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var result = [];
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var dimCount = getDimCount(source, sysDims, dimsDef, opt.dimCount); // Apply user defined dims (`name` and `type`) and init result.
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for (var i = 0; i < dimCount; i++) {
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var dimDefItem = dimsDef[i] = extend({}, isObject(dimsDef[i]) ? dimsDef[i] : {
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name: dimsDef[i]
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});
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var userDimName = dimDefItem.name;
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var resultItem = result[i] = {
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otherDims: {}
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}; // Name will be applied later for avoiding duplication.
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if (userDimName != null && dataDimNameMap.get(userDimName) == null) {
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// Only if `series.dimensions` is defined in option
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// displayName, will be set, and dimension will be diplayed vertically in
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// tooltip by default.
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resultItem.name = resultItem.displayName = userDimName;
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dataDimNameMap.set(userDimName, i);
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}
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dimDefItem.type != null && (resultItem.type = dimDefItem.type);
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dimDefItem.displayName != null && (resultItem.displayName = dimDefItem.displayName);
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} // Set `coordDim` and `coordDimIndex` by `encodeDef` and normalize `encodeDef`.
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encodeDef.each(function (dataDims, coordDim) {
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dataDims = normalizeToArray(dataDims).slice(); // Note: It is allowed that `dataDims.length` is `0`, e.g., options is
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// `{encode: {x: -1, y: 1}}`. Should not filter anything in
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// this case.
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if (dataDims.length === 1 && dataDims[0] < 0) {
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encodeDef.set(coordDim, false);
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return;
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}
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var validDataDims = encodeDef.set(coordDim, []);
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each(dataDims, function (resultDimIdx, idx) {
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// The input resultDimIdx can be dim name or index.
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isString(resultDimIdx) && (resultDimIdx = dataDimNameMap.get(resultDimIdx));
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if (resultDimIdx != null && resultDimIdx < dimCount) {
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validDataDims[idx] = resultDimIdx;
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applyDim(result[resultDimIdx], coordDim, idx);
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}
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});
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}); // Apply templetes and default order from `sysDims`.
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var availDimIdx = 0;
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each(sysDims, function (sysDimItem, sysDimIndex) {
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var coordDim;
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var sysDimItem;
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var sysDimItemDimsDef;
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var sysDimItemOtherDims;
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if (isString(sysDimItem)) {
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coordDim = sysDimItem;
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sysDimItem = {};
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} else {
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coordDim = sysDimItem.name;
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var ordinalMeta = sysDimItem.ordinalMeta;
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sysDimItem.ordinalMeta = null;
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sysDimItem = clone(sysDimItem);
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sysDimItem.ordinalMeta = ordinalMeta; // `coordDimIndex` should not be set directly.
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sysDimItemDimsDef = sysDimItem.dimsDef;
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sysDimItemOtherDims = sysDimItem.otherDims;
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sysDimItem.name = sysDimItem.coordDim = sysDimItem.coordDimIndex = sysDimItem.dimsDef = sysDimItem.otherDims = null;
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}
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var dataDims = encodeDef.get(coordDim); // negative resultDimIdx means no need to mapping.
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if (dataDims === false) {
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return;
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}
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var dataDims = normalizeToArray(dataDims); // dimensions provides default dim sequences.
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if (!dataDims.length) {
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for (var i = 0; i < (sysDimItemDimsDef && sysDimItemDimsDef.length || 1); i++) {
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while (availDimIdx < result.length && result[availDimIdx].coordDim != null) {
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availDimIdx++;
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}
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availDimIdx < result.length && dataDims.push(availDimIdx++);
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}
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} // Apply templates.
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each(dataDims, function (resultDimIdx, coordDimIndex) {
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var resultItem = result[resultDimIdx];
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applyDim(defaults(resultItem, sysDimItem), coordDim, coordDimIndex);
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if (resultItem.name == null && sysDimItemDimsDef) {
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var sysDimItemDimsDefItem = sysDimItemDimsDef[coordDimIndex];
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!isObject(sysDimItemDimsDefItem) && (sysDimItemDimsDefItem = {
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name: sysDimItemDimsDefItem
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});
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resultItem.name = resultItem.displayName = sysDimItemDimsDefItem.name;
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resultItem.defaultTooltip = sysDimItemDimsDefItem.defaultTooltip;
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} // FIXME refactor, currently only used in case: {otherDims: {tooltip: false}}
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sysDimItemOtherDims && defaults(resultItem.otherDims, sysDimItemOtherDims);
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});
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});
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function applyDim(resultItem, coordDim, coordDimIndex) {
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if (OTHER_DIMENSIONS.get(coordDim) != null) {
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resultItem.otherDims[coordDim] = coordDimIndex;
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} else {
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resultItem.coordDim = coordDim;
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resultItem.coordDimIndex = coordDimIndex;
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coordDimNameMap.set(coordDim, true);
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}
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} // Make sure the first extra dim is 'value'.
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var generateCoord = opt.generateCoord;
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var generateCoordCount = opt.generateCoordCount;
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var fromZero = generateCoordCount != null;
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generateCoordCount = generateCoord ? generateCoordCount || 1 : 0;
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var extra = generateCoord || 'value'; // Set dim `name` and other `coordDim` and other props.
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for (var resultDimIdx = 0; resultDimIdx < dimCount; resultDimIdx++) {
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var resultItem = result[resultDimIdx] = result[resultDimIdx] || {};
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var coordDim = resultItem.coordDim;
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if (coordDim == null) {
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resultItem.coordDim = genName(extra, coordDimNameMap, fromZero);
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resultItem.coordDimIndex = 0;
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if (!generateCoord || generateCoordCount <= 0) {
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resultItem.isExtraCoord = true;
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}
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generateCoordCount--;
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}
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resultItem.name == null && (resultItem.name = genName(resultItem.coordDim, dataDimNameMap));
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if (resultItem.type == null && guessOrdinal(source, resultDimIdx, resultItem.name)) {
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resultItem.type = 'ordinal';
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}
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}
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return result;
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} // ??? TODO
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// Originally detect dimCount by data[0]. Should we
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// optimize it to only by sysDims and dimensions and encode.
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// So only necessary dims will be initialized.
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// But
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// (1) custom series should be considered. where other dims
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// may be visited.
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// (2) sometimes user need to calcualte bubble size or use visualMap
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// on other dimensions besides coordSys needed.
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// So, dims that is not used by system, should be shared in storage?
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function getDimCount(source, sysDims, dimsDef, optDimCount) {
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// Note that the result dimCount should not small than columns count
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// of data, otherwise `dataDimNameMap` checking will be incorrect.
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var dimCount = Math.max(source.dimensionsDetectCount || 1, sysDims.length, dimsDef.length, optDimCount || 0);
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each(sysDims, function (sysDimItem) {
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var sysDimItemDimsDef = sysDimItem.dimsDef;
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sysDimItemDimsDef && (dimCount = Math.max(dimCount, sysDimItemDimsDef.length));
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});
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return dimCount;
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}
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function genName(name, map, fromZero) {
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if (fromZero || map.get(name) != null) {
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var i = 0;
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while (map.get(name + i) != null) {
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i++;
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}
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name += i;
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}
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map.set(name, true);
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return name;
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}
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var _default = completeDimensions;
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module.exports = _default;
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