zh/builder/src/echarts3/chart/scatter/ScatterView.js

import * as echarts from '../../echarts';
import SymbolDraw from '../helper/SymbolDraw';
import LargeSymbolDraw from '../helper/LargeSymbolDraw';
echarts.extendChartView({
  type: 'scatter',
  init: function () {
    this._normalSymbolDraw = new SymbolDraw();
    this._largeSymbolDraw = new LargeSymbolDraw();
  },
  render: function (seriesModel, ecModel, api) {
    var data = seriesModel.getData();
    var largeSymbolDraw = this._largeSymbolDraw;
    var normalSymbolDraw = this._normalSymbolDraw;
    var group = this.group;
    var symbolDraw = seriesModel.get('large') && data.count() > seriesModel.get('largeThreshold') ? largeSymbolDraw : normalSymbolDraw;
    this._symbolDraw = symbolDraw;
    symbolDraw.updateData(data);
    group.add(symbolDraw.group);
    group.remove(symbolDraw === largeSymbolDraw ? normalSymbolDraw.group : largeSymbolDraw.group);
  },
  updateLayout: function (seriesModel) {
    this._symbolDraw.updateLayout(seriesModel);
  },
  remove: function (ecModel, api) {
    this._symbolDraw && this._symbolDraw.remove(api, true);
  },
  dispose: function () {}
});