stopBrushing()

in public/components/Charts/Highlight/Highlight.js [246:274]

• 24 lines of code
• 13 McCabe index (conditional complexity)

  stopBrushing(e) {
    const { brushing, dragging, brushArea } = this.state;
    // Quickly short-circuit if the user isn't brushing in our component
    if (!brushing && !dragging) {
      return;
    }
    const { onBrushEnd, onDragEnd, drag } = this.props;
    const noHorizontal = Math.abs(brushArea.right - brushArea.left) < 5;
    const noVertical = Math.abs(brushArea.top - brushArea.bottom) < 5;
    // Invoke the callback with null if the selected area was < 5px
    const isNulled = noVertical || noHorizontal;
    // Clear the draw area
    this.setState({
      brushing: false,
      dragging: false,
      brushArea: drag ? brushArea : { top: 0, right: 0, bottom: 0, left: 0 },
      startLocX: 0,
      startLocY: 0,
      dragArea: drag && !isNulled && brushArea,
    });

    if (brushing && onBrushEnd) {
      onBrushEnd(!isNulled ? this._convertAreaToCoordinates(brushArea) : null);
    }

    if (drag && onDragEnd) {
      onDragEnd(!isNulled ? this._convertAreaToCoordinates(brushArea) : null);
    }
  }