139 lines
3.6 KiB
JavaScript
139 lines
3.6 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 zrUtil = require("zrender/lib/core/util");
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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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* Cartesian coordinate system
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* @module echarts/coord/Cartesian
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*
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*/
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function dimAxisMapper(dim) {
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return this._axes[dim];
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}
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/**
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* @alias module:echarts/coord/Cartesian
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* @constructor
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*/
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var Cartesian = function (name) {
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this._axes = {};
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this._dimList = [];
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/**
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* @type {string}
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*/
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this.name = name || '';
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};
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Cartesian.prototype = {
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constructor: Cartesian,
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type: 'cartesian',
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/**
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* Get axis
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* @param {number|string} dim
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* @return {module:echarts/coord/Cartesian~Axis}
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*/
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getAxis: function (dim) {
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return this._axes[dim];
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},
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/**
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* Get axes list
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* @return {Array.<module:echarts/coord/Cartesian~Axis>}
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*/
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getAxes: function () {
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return zrUtil.map(this._dimList, dimAxisMapper, this);
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},
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/**
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* Get axes list by given scale type
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*/
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getAxesByScale: function (scaleType) {
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scaleType = scaleType.toLowerCase();
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return zrUtil.filter(this.getAxes(), function (axis) {
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return axis.scale.type === scaleType;
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});
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},
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/**
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* Add axis
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* @param {module:echarts/coord/Cartesian.Axis}
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*/
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addAxis: function (axis) {
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var dim = axis.dim;
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this._axes[dim] = axis;
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this._dimList.push(dim);
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},
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/**
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* Convert data to coord in nd space
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* @param {Array.<number>|Object.<string, number>} val
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* @return {Array.<number>|Object.<string, number>}
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*/
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dataToCoord: function (val) {
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return this._dataCoordConvert(val, 'dataToCoord');
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},
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/**
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* Convert coord in nd space to data
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* @param {Array.<number>|Object.<string, number>} val
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* @return {Array.<number>|Object.<string, number>}
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*/
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coordToData: function (val) {
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return this._dataCoordConvert(val, 'coordToData');
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},
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_dataCoordConvert: function (input, method) {
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var dimList = this._dimList;
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var output = input instanceof Array ? [] : {};
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for (var i = 0; i < dimList.length; i++) {
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var dim = dimList[i];
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var axis = this._axes[dim];
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output[dim] = axis[method](input[dim]);
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}
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return output;
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}
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};
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var _default = Cartesian;
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module.exports = _default; |