69 lines
2.0 KiB
Java
69 lines
2.0 KiB
Java
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function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; subClass.__proto__ = superClass; }
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var Adjust = require('./base');
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var each = require('@antv/util/lib/each');
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var MARGIN_RATIO = 1 / 2;
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var DODGE_RATIO = 1 / 2;
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var Dodge =
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/*#__PURE__*/
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function (_Adjust) {
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_inheritsLoose(Dodge, _Adjust);
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function Dodge() {
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return _Adjust.apply(this, arguments) || this;
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}
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var _proto = Dodge.prototype;
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_proto._initDefaultCfg = function _initDefaultCfg() {
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/**
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* 调整过程中,2个数据的间距
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* @type {Number}
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*/
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this.marginRatio = MARGIN_RATIO;
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/**
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* 调整占单位宽度的比例,例如：占2个分类间距的 1/2
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* @type {Number}
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*/
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this.dodgeRatio = DODGE_RATIO;
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this.adjustNames = ['x', 'y']; // 调整的维度，默认,x,y都做调整
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};
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_proto.getDodgeOffset = function getDodgeOffset(range, index, count) {
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var self = this;
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var pre = range.pre;
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var next = range.next;
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var tickLength = next - pre;
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var width = tickLength * self.dodgeRatio / count;
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var margin = self.marginRatio * width;
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var offset = 1 / 2 * (tickLength - count * width - (count - 1) * margin) + ((index + 1) * width + index * margin) - 1 / 2 * width - 1 / 2 * tickLength;
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return (pre + next) / 2 + offset;
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};
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_proto.processAdjust = function processAdjust(dataArray) {
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var self = this;
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var count = dataArray.length;
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var xField = self.xField;
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each(dataArray, function (data, index) {
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for (var i = 0, len = data.length; i < len; i++) {
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var obj = data[i];
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var value = obj[xField];
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var range = {
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pre: len === 1 ? value - 1 : value - 0.5,
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next: len === 1 ? value + 1 : value + 0.5
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};
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var dodgeValue = self.getDodgeOffset(range, index, count);
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obj[xField] = dodgeValue;
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}
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});
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};
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return Dodge;
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}(Adjust);
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Adjust.Dodge = Dodge;
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module.exports = Dodge;
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