public static void ScrollableTextArea(this Listing_Standard ls, float outerRectHeight,
string text, ref Vector2 scrollViewPos, GUIStyle textStyle, float widthShrinkage = 0f)
{
var textSizeWidthHeight = ls.CalcHeightWidthForText(text, textStyle);
var scrollViewHeight = Mathf.Max(textSizeWidthHeight.y, outerRectHeight);
var scrollViewWidth = Mathf.Max(textSizeWidthHeight.x, ls.ColumnWidth - widthShrinkage);
var textRect = ls.GetRect(outerRectHeight);
var scrollViewRect = new Rect(0f, 0f, scrollViewWidth, scrollViewHeight);
Widgets.BeginScrollView(textRect, ref scrollViewPos, scrollViewRect);
GUI.TextArea(scrollViewRect, text, textStyle);
Widgets.EndScrollView();
}
