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QtLocation offline map

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  • A Offline
    A Offline
    akane
    wrote on last edited by
    #1

    Hi,

    I am interested in using the offline map with osm plugin (osm.mapping.offline.directory), and I found this blog post giving an example. The example does compile and run but does not work offline (works only online). I am using Qt 5.8 and I cannot find what I have done wrong since I just downloaded the example without modifying it ... Is there someone who tried to make the same example work or have an experience using the osm offline map ?

    Thanks

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    • A Offline
      A Offline
      akane
      wrote on last edited by
      #2

      Ok, so I am replying myself but I found help on slack : I just needed to change the activeMapType to map.supportedMapTypes[2] instead of map.supportedMapTypes[0].

      M 1 Reply Last reply
      1
      • A akane

        Ok, so I am replying myself but I found help on slack : I just needed to change the activeMapType to map.supportedMapTypes[2] instead of map.supportedMapTypes[0].

        M Offline
        M Offline
        mkhtrmn
        wrote on last edited by
        #3

        Thanks a lot, your post is really helpful for me!

        @akane do you know why we have to change the activeMapType to map.supportedMapTypes[2] ? Because on the tiles filename, the map_id is 3

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        • A Offline
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          Anat
          wrote on last edited by
          #4

          Hi,

          I know it's been a while but my problem is related to the exact same thing...
          I'm using Qt 5.12 with QtLocation and qml, and want to display offline maps.
          BUT, I want to create my own map, based on an image file (tiff for example).
          I understand that I have to create a tiles folder. So I did. and managed to display tiles that were earlier saved to a cache folder of my choice.
          I've also managed to create a single tile cropped from my image.
          What I can't do is create the entire set of tiles from my image.
          I've tried QGis with different plugins, tried Mapnik and a few other methods that I read about,
          but none of them worked.

          Is there a working method for taking a map from an image file, and convert it to osm tiles?

          Thanks!

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