Method getSignalValues

docs/tests/v2/es6/js/sanddance.js:155024–155026

* Gets current signal values.

()

  getSignalValues() {
    return (0, _signals.extractSignalValuesFromView)(this.vegaViewGl, this.vegaSpec);
  }

  finalize() {
    if (this._dataScope) this._dataScope.finalize();