Cannot use brush on line chart w/ shape #2435

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• G2 Version: 4.0.7
• Platform: Google Chrome
• CodePen Link: https://g2.antv.vision/zh/examples/gallery/line#line8 (add brush-x interaction to this)

Uncaught TypeError: Cannot read property 'get' of undefined at Circle.push../node_modules/@antv/g-base/esm/abstract/element.js.Element.animate (element.js:414) at Object.draw (breathPoint.ts:47) at Object.drawShape (base.js:71) at Element.push../node_modules/@antv/g2/esm/geometry/element/index.js.Element.update (index.js:58) at Point.push../node_modules/@antv/g2/esm/geometry/base.js.Geometry.createElements (base.js:838) at Point.push../node_modules/@antv/g2/esm/geometry/base.js.Geometry.paint (base.js:353) at Chart.push../node_modules/@antv/g2/esm/chart/view.js.View.paintGeometries (view.js:1351) at Chart.push../node_modules/@antv/g2/esm/chart/view.js.View.renderPaintRecursive (view.js:953) at Chart.push../node_modules/@antv/g2/esm/chart/view.js.View.paint (view.js:915) at Chart.push../node_modules/@antv/g2/esm/chart/view.js.View.render (view.js:142)

I would expect to still be able to zoom in on my data and see the poit displayed correctly.

<img width="776" alt="Screen Shot 2020-05-10 at 8 15 28 AM" src="https://user-images.githubusercontent.com/6841110/81499035-7c840d00-9296-11ea-9db0-552ef84ae004.png">