public SharpMap.Styles.VectorStyle GetRotatedSymol(GeoAPI.Features.IFeature row) { if (!System.String.IsNullOrEmpty(SymbolColumn)) { try { SharpMap.Styles.VectorStyle dataStyle = CloneStyle(DefaultStyle); if (!row.IsNull(SymbolColumn)) { dataStyle.Symbol = new System.Drawing.Bitmap( new System.IO.MemoryStream((byte[])row.Attributes[SymbolColumn])); } return(dataStyle); } catch { } } return(null); }