/// <summary>Конструктор</summary>
/// <param name="fileName">Имя файла</param>
protected internal MiLayer(string fileName)
{
this._handle = MiApi.mitab_c_open(fileName);
if (this.Handle == IntPtr.Zero)
{
throw new FileNotFoundException("File " + fileName + " not found", fileName);
}
this._fields = CreateFields();
this._features = CreateFeatures();
this._fileName = fileName;
}