static getMargin()

in src/YAxisTitle.js [63:96]

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

  static getMargin(props) {
    const propsWithDefault = defaults({}, props, YAxisTitle.defaultProps);
    const { distance, position, rotate } = propsWithDefault;
    const placement =
      propsWithDefault.placement || (position === 'left' ? 'before' : 'after');
    const zeroMargin = {
      marginTop: 0,
      marginBottom: 0,
      marginLeft: 0,
      marginRight: 0,
    };

    if (
      (position === 'left' && placement === 'after') ||
      (position === 'right' && placement === 'before')
    )
      return zeroMargin;

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

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

    return position === 'left'
      ? { ...zeroMargin, marginLeft: marginValue }
      : { ...zeroMargin, marginRight: marginValue };
  }