DK11 for Delphi | GisFileFGDB.TGIS_FileFGDB.CursorFirst | Constructors | Methods | Properties
Move to the first shape in the cursor.
// Delphi public procedure CursorFirst( const _cursor : Integer; const _xmin : Double; const _xmax : Double; const _ymin : Double; const _ymax : Double; const _query : String );
// C++ Builder public: void CursorFirst( const int _cursor, const double _xmin, const double _xmax, const double _ymin, const double _ymax, const UnicodeString _query );
Name | Type | Description |
---|---|---|
_cursor | Integer | cursor identifier (see TGIS_LayerVector.cursorOpen) |
_xmin | Double | extent of item to be found |
_xmax | Double | extent of item to be found |
_ymin | Double | extent of item to be found |
_ymax | Double | extent of item to be found |
_query | String | query which must be matched by item; closely mimics SQL WHERE clause; for examples you can use 'AGE >= 18'; empty (default) means that no all items will match. |