aaac7fed
 liuqimichale
add
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/*
* 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.
*/
/**
* Coordinate System Interface:
*
*
* Class members:
*
* + dimensions {Array.<strign>}: mandatory
*
*
* Instance members:
*
* + dimensions {Array.<strign>}: mandatory
*
* + model {module:echarts/model/Model}: mandatory
*
* + create: mandatory
* @param {module:echarts/model/Global} ecModel
* @param {module:echarts/ExtensionAPI} api
* @return {Object} coordinate system instance
*
* + update: mandatory
* @param {module:echarts/model/Global} ecModel
* @param {module:echarts/ExtensionAPI} api
*
* + getAxis {Function}: mandatory
* @param {string} dim
* @return {module:echarts/coord/Axis}
*
* + getAxes: {Function}: optional
* @return {Array.<module:echarts/coord/Axis>}
*
* + axisPointerEnabled {boolean}
*
* + dataToPoint {Function}: mandatory
* @param {*|Array.<*>} data
* @param {*} Defined by the coordinate system itself
* @param {Array.<*>} out
* @return {Array.<number>} point Point in global pixel coordinate system.
*
* + pointToData {Function}: mandatory
* @param {Array.<number>} point Point in global pixel coordinate system.
* @param {*} Defined by the coordinate system itself
* @param {Array.<*>} out
* @return {*|Array.<*>} data
*
* + containPoint {Function}: mandatory
* @param {Array.<number>} point Point in global pixel coordinate system.
* @return {boolean}
*
* + getDimensionsInfo {Function}: optional
* @return {Array.<string|Object>} dimensionsInfo
* Like [{name: ..., type: ...}, 'xxx', ...]
*
* + convertToPixel:
* + convertFromPixel:
* These two methods is also responsible for determine whether this
* coodinate system is applicable to the given `finder`.
* Each coordinate system will be tried, util one returns none
* null/undefined value.
* @param {module:echarts/model/Global} ecModel
* @param {Object} finder
* @param {Array|number} value
* @return {Array|number} convert result.
*
*
*/
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