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Questions tagged [gmlib]

GMLib is a Google Maps library for Delphi and C++ Builder, developed by cadetill.

The library provides a Object Pascal wrapper for the Google Maps API, showing the results directly in a TWebBrowser.

The main library webpage has both Spanish and English versions.

It is licensed using version 3 of the GNU General Public License.

85 questions
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Is there any property for Google API Key in gmlib?

I tried gmlib with Delphi 2010 and I'm very happy about it's functionality. Is there any property for Google API Key?
Lefteris Maronikolakis
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GM Direction Component is Null with specifics coordinates

I'm working with gmlib in Delphi Seattle 10. My client application sends the location(Latitude and Longitude) through an fireMonkey application to my database InterBase XE7. My admin console consists in display a google map with markers that come…
Luis Chavez
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GMMap stopped working with Javascript error

The GMMap stopped working in the recent days. Calling DoMap shows the map for a moment and after an empty page displays with the following message: "Oops! Something went wrong. This page didn't load Google Maps correctly. See the JavaScript console…
bacuba
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How to use Styled Markers after Google Charts deprecation

I know what the problem is, but not how to fix it. Some time ago, Google removed StyledMarker.js from its libraries, and the fix was to host it elsewhere. This Javascript references https://chart.googleapis.com (L.44), and this URL has now been…
telecetera
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How to clear cache in TWebBrowser in Delphi GMLib?

I'm using TGMLib. I need to reload file in TGMGroundOverlay. File on disk has changed but name is the same. TWebBrowser in TGMMap probably keep it on cache and I need to clear cache in TWebBrowser. Is any possibly to do that? Best Regards! Patryk
HitHeed
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gmLib Polyline deleting single points by right click on a point

in a delphi Maps Project with gmLib i try to create Polylines by clicking on the maps, this works well. Now I would like to delete single points of that polyline by showing a popup menu on right click onto a single point. The event…
hewy
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GMLib broken with Google Maps 3.27?

Google release Google Maps API v.3.27 yesterday and GMLib appears to be broken. When I specify v3 and the current release of the Google API (v3.27) is used, the map does not appear. If I specify v.3.26 in my map.html, the application works…
Mark
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Would like change Marker icon to little circles

In my Delphi app I use GMlib for the first time and I sucessfully displayed a map with an airline route and all markers. I use a GMMap, GMMarker, GMPolyline components However I would like to replace normal marker icons by littles red circles (3-4…
Pierre Chassang
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GMMap1.getZoom error

I found a issue at GMMap.getZoom. It's a extra parentesis on executeScript function at GMMap.pas line 3071. Original: if Assigned(FWC) and ExecuteScript('MapGetZoom(', '') then Solution: if Assigned(FWC) and ExecuteScript('MapGetZoom', '') then
Ramiro
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GMLib -> GMPolygon -> Infowindow -> How to show it on center of Polygon?

It is possible to show InfoWindow in center of Drawed Polygon? I Draw Polygon but the infowindow showed on top of polygon. I want to show in center of polygon. Is it possible?
Цветан Колев
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Functions giving different result with same parameters

I use GMLib to work with Google maps and now I have come to a point where I am very confused. I have the functions GetDistance and GetHeading to calculate the distance and compass direction between 2 markers on my map. When I call them from my…
OZ8HP
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Geocoding without use of visual components

I have been using the GMLib for Google Maps operations for some years now without any problems and have made some interesting things if I must say so. But now I am working on another project where I have a full address and needs to geocode that, but…
OZ8HP
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Random number of markers drawn on successive attempts using GMLib

I have an application that has a button that, when clicked, runs a query, then reads through the dataset and adds markers to a TGMMap/TGMMarker corresponding to the values read (it also uses a TGMGeoCode to geocode address values, if that matters). …
Andrew Clark
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Marker - Z Order

Is there a way to change the Z Order of the markers? When we have markers that are near each other, its difficult to see the other ones. I was considering to randomly change their Z order so that the markers show differently with each update.
John Boren
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Is there a GMLib installer for Delphi XE8?

Is there a Delphi XE 8 installer yet? I have tried to use the XE7 installer DPK package, but it doesn't appear to have the correct defines.
John Boren
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