/// <summary>
/// Returns code that correspnds to the given dialect string
/// </summary>
/// <param name="proj">Projection object; WKT, proj4 formats will be tested</param>
/// <returns>EPSG code</returns>
public int EpsgCodeByDialectString(ISpatialReference proj)
{
var code = EpsgCodeByDialectString(proj.ExportToProj4());
if (code == -1)
{
code = EpsgCodeByDialectString(proj.ExportToWkt());
}
if (code == -1)
{
code = EpsgCodeByDialectString(proj.ExportToEsri());
}
return(code);
}
