static getMargin()

in src/XAxisTitle.js [62:96]

• 31 lines of code
• 10 McCabe index (conditional complexity)

  static getMargin(props) {
    const propsWithDefaults = defaults({}, props, XAxisTitle.defaultProps);
    const { distance, position, rotate } = propsWithDefaults;
    const placement =
      propsWithDefaults.placement ||
      (position === 'bottom' ? 'below' : 'above');
    const zeroMargin = {
      marginTop: 0,
      marginBottom: 0,
      marginLeft: 0,
      marginRight: 0,
    };

    if (
      (position === 'bottom' && placement === 'above') ||
      (position === 'top' && placement === 'below')
    )
      return zeroMargin;

    const title = propsWithDefaults.title || propsWithDefaults.children;
    const style = defaults(
      propsWithDefaults.style,
      XAxisTitle.defaultProps.style,
    );
    const titleWithStyle = Object.assign({ text: title }, style);
    const measured = measureText(titleWithStyle);

    const marginValue =
      distance +
      Math.ceil(rotate ? measured.width.value : measured.height.value);

    return position === 'bottom'
      ? { ...zeroMargin, marginBottom: marginValue }
      : { ...zeroMargin, marginTop: marginValue };
  }