echarts Cartesian 源码
echarts Cartesian 代码
文件路径：/src/coord/cartesian/Cartesian.ts
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import * as zrUtil from 'zrender/src/core/util';
import { DimensionName } from '../../util/types';
import Axis from '../Axis';
class Cartesian<AxisT extends Axis> {
readonly type: string = 'cartesian';
readonly name: string;
private _dimList: DimensionName[] = [];
private _axes: {[dimName: string]: AxisT} = {};
constructor(name: string) {
this.name = name || '';
}
getAxis(dim: DimensionName): AxisT {
return this._axes[dim];
}
getAxes(): AxisT[] {
return zrUtil.map(this._dimList, function (dim: DimensionName) {
return this._axes[dim];
}, this);
}
getAxesByScale(scaleType: string): AxisT[] {
scaleType = scaleType.toLowerCase();
return zrUtil.filter(
this.getAxes(),
function (axis) {
return axis.scale.type === scaleType;
}
);
}
addAxis(axis: AxisT): void {
const dim = axis.dim;
this._axes[dim] = axis;
this._dimList.push(dim);
}
// FIXME:TS Never used. So comment `dataToCoord` and `coordToData`.
// /**
// * Convert data to coord in nd space
// * @param {Array.<number>|Object.<string, number>} val
// * @return {Array.<number>|Object.<string, number>}
// */
// dataToCoord(val) {
// return this._dataCoordConvert(val, 'dataToCoord');
// }
// /**
// * Convert coord in nd space to data
// * @param {Array.<number>|Object.<string, number>} val
// * @return {Array.<number>|Object.<string, number>}
// */
// coordToData(val) {
// return this._dataCoordConvert(val, 'coordToData');
// }
// _dataCoordConvert(input, method) {
// let dimList = this._dimList;
// let output = input instanceof Array ? [] : {};
// for (let i = 0; i < dimList.length; i++) {
// let dim = dimList[i];
// let axis = this._axes[dim];
// output[dim] = axis[method](input[dim]);
// }
// return output;
// }
};
export default Cartesian;
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