message: fix(animation): fix copyValue error on typedarray when start animation.
  apache/incubator-echarts#13368
diff: @@ -19,7 +19,8 @@ import {
  indexOf,
  logError,
  mixin,
  - isArrayLike
  + isArrayLike,
  + isTypedArray
  } from './core/util';
  import Polyline from './graphic/shape/Polyline';
  import Group from './graphic/Group';
  @@ -1739,6 +1740,14 @@ function copyValue(target: Dictionary<any>, source: Dictionary<any>, key: string
  target[key] = [];
  }
  + if (isTypedArray(source[key])) {
  + const len = source[key].length;
  + if (target[key].length !== len) {
  + target[key] = new (source[key].constructor)(len);
  + copyArrShallow(target[key], source[key], len);
  + }
  + }
  +
  const sourceArr = source[key] as any[];
  const targetArr = target[key] as any[];
  