message: fix(Widget): fix chart mode widget no data render bug
diff: @@ -40,13 +40,13 @@ export class WidgetInViz extends React.Component<IWidgetWrapperProps, IWidgetInV
  }
  private renderPivot = (props) => {
  - if (props.data.length) {
  + if (props.data.length === 0 && props.mode !== 'chart') {
  this.setState({
  - widgetProps: {...props}
  + widgetProps: {...this.clearProps}
  })
  } else {
  this.setState({
  - widgetProps: {...this.clearProps}
  + widgetProps: {...props}
  })
  }
  }
  