Frequently Asked Component Specific Questions
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TMS VCL WebGMapsHow to convert an address to a longitude, latitude coordinate
The TWebGMapsGeocoding component is a helper component to enable using the Google geocoding service to convert an address to a longitude, latitude coordinate. Set the address: STREET (NUMBER), (ZIPCODE) CITY, COUNTRY , and call the function TWebGMapsGeocoding.LaunchGeocoding. When the result of this call is erOK, the geocoding was successful and the longitude & latitude for the address can be read from:
TWebGMapsGeocoding.ResultLatitude
TWebGMapsGeocoding.ResultLongitude
Example:
WebGMapsGeocoding1.Address := 'Broadway 615, LOS ANGELES, USA';
if WebGMapsGeocoding1.LaunchGeocoding = erOk then
begin
ShowMessage("Result:"+ FloatToStr(WebGMapsGeocoding1.ResultLongitude)+":"+ loatToStr(WebGMapsGeocoding1.ResultLatitude));
end;