TGIS_ControlScale.DrawBmp(TGIS_Bitmap; Double; Integer) method

Draw control on a provided bitmap.

Available also on: ActiveX.

Syntax

// Delphi
public
  function DrawBmp(
    const _bmp : TGIS_Bitmap;
    const _scale : Double;
    const _ppi : Integer
  ) : TGIS_Bitmap; overload;

// C++ Builder
public:
  TGIS_Bitmap* DrawBmp(
    TGIS_Bitmap* const _bmp,
    const double _scale,
    const int _ppi
  ) /* overload */;

Name	Type	Description
_bmp	TGIS_Bitmap	bitmap on which the drawing will be performed; if null then bitmap will be created based on control size and returned by function
_scale	Double	scale of the map; if <= 0 then map scale will be used
_ppi	Integer	force PPI resolution; if 0 then set by corresponding GIS_Viewer object

Type	Description
TGIS_Bitmap	Bitmap (newly create bitmap if _bmp is nil)