/// <summary>
///
/// </summary>
public Rect2D ToAbs(Rect2D localRect)
{
return(localRect.Offset(AbsoluteRect.Location.ToSize()));
}
/// <summary>
/// トップレベルエレメントの座標系に変換する。
/// </summary>
private Rect2D ToScreenCoord(Rect2D rect)
{
return(rect
.Offset(_contentOrigin.InvertSign().ToSize())
.Offset(_viewport.Location.ToSize()));
}
/// <summary>
///
/// </summary>
public Rect2D ToLocal(Rect2D absRect)
{
return(absRect.Offset(AbsoluteRect.Location.ToSize().InvertSign()));
}