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Home GeoPack GeoMap Class TGeoMap Methods ControlToMapImage
See also: MapImageToControl, Magnification, CalcLatitude, CalcLongitude, MapBitmap 

ControlToMapImage

Unit:SDL_geomap
Class:TGeoMap
Declaration:function ControlToMapImage (const APoint: TPoint): TPoint;

The function ControlToMapImage transforms the pixel coordinates APoint from the screen reference frame to the map reference frame. Please note that the transfer function is not limited to the actual scanned map image - points outside the map can be transformed as well.

Hint: Please note that the scanned map image can be accessed by using the property MapBitmap.

Example: This method is used in the following example program (see http://www.lohninger.com/examples.html for downloading the code): simplegeomap


Last Update: 2023-Dec-13