79 lines
2.1 KiB
Java
79 lines
2.1 KiB
Java
function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; subClass.__proto__ = superClass; }
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var each = require('@antv/util/lib/each');
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var mix = require('@antv/util/lib/mix');
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var ArrayUtil = {
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merge: require('@antv/util/lib/array/merge')
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};
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var Adjust = require('./base');
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var AdjustMixin = require('./mixin/adjust');
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var Jitter =
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/*#__PURE__*/
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function (_Adjust) {
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_inheritsLoose(Jitter, _Adjust);
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function Jitter() {
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return _Adjust.apply(this, arguments) || this;
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}
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var _proto = Jitter.prototype;
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_proto._initDefaultCfg = function _initDefaultCfg() {
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this.xField = null; // 调整对应的 x 方向对应的字段名称
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this.yField = null; // 调整对应的 y 方向对应的字段名称
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this.adjustNames = ['x', 'y']; // 指x,y
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this.groupFields = null; // 参与分组的数据维度
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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 mergeData = ArrayUtil.merge(dataArray);
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self.adjDataArray = dataArray;
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self.mergeData = mergeData;
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self.adjustData(dataArray, mergeData);
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self.adjFrames = null;
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self.mergeData = null;
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};
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_proto.getAdjustOffset = function getAdjustOffset(pre, next) {
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var r = Math.random(); // 随机位置，均匀分布
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var avg = next - pre; // * length
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var append = avg * 0.05;
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return pre + append + avg * 0.9 * r;
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}; // adjust group data
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_proto._adjustGroup = function _adjustGroup(group, dim, key, values) {
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var self = this;
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var range = self.getAdjustRange(dim, key, values);
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each(group, function (record) {
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record[dim] = self.getAdjustOffset(range.pre, range.next); // 获取调整的位置
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});
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};
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_proto.adjustDim = function adjustDim(dim, values, data) {
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var self = this;
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var groupData = self.groupData(data, dim);
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each(groupData, function (group, key) {
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key = parseFloat(key);
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self._adjustGroup(group, dim, key, values);
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});
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};
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return Jitter;
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}(Adjust);
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mix(Jitter.prototype, AdjustMixin);
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Adjust.Jitter = Jitter;
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module.exports = Jitter; |