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.
*/
import * as zrUtil from 'zrender/src/core/util';
function dataToCoordSize(dataSize, dataItem) {
// dataItem is necessary in log axis.
var axis = this.getAxis();
var val = dataItem instanceof Array ? dataItem[0] : dataItem;
var halfSize = (dataSize instanceof Array ? dataSize[0] : dataSize) / 2;
return axis.type === 'category'
? axis.getBandWidth()
: Math.abs(axis.dataToCoord(val - halfSize) - axis.dataToCoord(val + halfSize));
}
export default function (coordSys) {
var rect = coordSys.getRect();
return {
coordSys: {
type: 'singleAxis',
x: rect.x,
y: rect.y,
width: rect.width,
height: rect.height
},
api: {
coord: function (val) {
// do not provide "out" param
return coordSys.dataToPoint(val);
},
size: zrUtil.bind(dataToCoordSize, coordSys)
}
};
}
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