getProperty<T> method

T? getProperty<T>([ dynamic def ])

Implementation

T? getProperty<T>([dynamic def]) {
  if (this is Text) {
    final title = this as Text;
    switch (T) {
      case String:
        return (title.data ?? title.textSpan?.toPlainText()) as T?;
      case InlineSpan:
        return (title.textSpan ??
            TextSpan(
              text: title.data ?? '',
              style:
                  title.getProperty<TextStyle>()?.merge(def as TextStyle?) ??
                      def as TextStyle?,
            )) as T?;
      case TextStyle:
        return title.style as T?;
      case TextAlign:
        return title.textAlign as T?;
      case TextHeightBehavior:
        return title.textHeightBehavior as T?;
      case TextWidthBasis:
        return title.textWidthBasis as T?;
    }
  } else if (this is RichText) {
    final title = this as RichText;
    switch (T) {
      case String:
        return title.text.toPlainText() as T?;
      case InlineSpan:
        if (T is InlineSpan) {
          final span = title.text;
          span.style?.merge(def as TextStyle?);
          return span as T;
        }
        return title.text as T;
      case TextStyle:
        return (title.text.style as T?) ?? def as T?;
      case TextAlign:
        return title.textAlign as T?;
      case TextHeightBehavior:
        return title.textHeightBehavior as T?;
      case TextWidthBasis:
        return title.textWidthBasis as T?;
    }
  } else if (this is Icon) {
    final title = this as Icon;
    switch (T) {
      case String:
        if (title.icon?.codePoint == null) return null;
        return String.fromCharCode(title.icon!.codePoint) as T?;
      case InlineSpan:
        return TextSpan(
          text: String.fromCharCode(title.icon!.codePoint),
          style: title.getProperty<TextStyle>(),
        ) as T?;
      case TextStyle:
        return TextStyle(
          color: title.color,
          fontSize: title.size,
          fontFamily: title.icon?.fontFamily,
          package: title.icon?.fontPackage,
        ) as T?;
      case TextAlign:
        return null;
      case TextHeightBehavior:
        return null;
      case TextWidthBasis:
        return null;
    }
  }
  return null;
}