globalmapper.AddCustomSymbol
============================

.. currentmodule:: globalmapper
.. py:function:: AddCustomSymbol (string aSymbolFilename, string aSymbolName) -> GM_Error_t32

    Adds a new custom symbol that can be used when drawing point features (see the
    :doc:`SetPointFeatureDrawStyle function<globalmapper.SetPointFeatureDrawStyle>`).

    :param str aSymbolFilename: Full path to symbol file (BMP or ICO)
    :param str aSymbolName: Text name to use when referring to the symbol
    :returns: Error Code
    :rtype: GM_Error_t32