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Open source map plug in for QML

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  • michaelLM michaelL

    @vladstelmahovsky the Plugin parameter is not working on the mapviewer.qml and i added this line in main.c and it works:
    parameters.insert("googlemaps.maps.apikey", "<your API Key>");

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    vladstelmahovsky
    wrote on last edited by
    #23

    @michaelL where you have created your QtLocation plugin instance? c++ or QML?

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    • michaelLM Offline
      michaelLM Offline
      michaelL
      wrote on last edited by
      #24

      @vladstelmahovsky i got it to work with the placemap example under QML:
      Plugin {
      id: myPlugin
      name: "googlemaps"
      //specify plugin parameters if necessary
      //PluginParameter {...}
      //PluginParameter {...}
      //...
      PluginParameter { name:"googlemaps.maps.apikey"; value: "<your api key>"}
      }

      Map {
          id: map
          anchors.fill: parent
          plugin: myPlugin;
          zoomLevel: 13
          activeMapType: supportedMapTypes[1]
      }
      

      Do you know how can i add the openseamap marks as an overlay on your plugin?
      Here is the wiki site http://wiki.openseamap.org/wiki/OpenSeaMap-dev:Server
      and here is the tile server for sea marks:
      Sea Marks alpha.openseamap.org http://t1.openseamap.org/seamark/{z}/{x}/{y}.png

      Any idea?

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      • michaelLM michaelL

        @vladstelmahovsky i got it to work with the placemap example under QML:
        Plugin {
        id: myPlugin
        name: "googlemaps"
        //specify plugin parameters if necessary
        //PluginParameter {...}
        //PluginParameter {...}
        //...
        PluginParameter { name:"googlemaps.maps.apikey"; value: "<your api key>"}
        }

        Map {
            id: map
            anchors.fill: parent
            plugin: myPlugin;
            zoomLevel: 13
            activeMapType: supportedMapTypes[1]
        }
        

        Do you know how can i add the openseamap marks as an overlay on your plugin?
        Here is the wiki site http://wiki.openseamap.org/wiki/OpenSeaMap-dev:Server
        and here is the tile server for sea marks:
        Sea Marks alpha.openseamap.org http://t1.openseamap.org/seamark/{z}/{x}/{y}.png

        Any idea?

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        vladstelmahovsky
        wrote on last edited by
        #25

        @michaelL I suppose, you have or to implement your own plugin for seamaps or try to use OSM plugin providing seamaps as a base

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        • michaelLM Offline
          michaelLM Offline
          michaelL
          wrote on last edited by
          #26

          @vladstelmahovsky do you have any idea on how to set your googlemap plug in with iOS/Android?
          I followed this steps but i got an error by installing the Podfile:
          https://developers.google.com/maps/documentation/ios-sdk/start

          Did you have any success on a mobile application?

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          • michaelLM michaelL

            @vladstelmahovsky do you have any idea on how to set your googlemap plug in with iOS/Android?
            I followed this steps but i got an error by installing the Podfile:
            https://developers.google.com/maps/documentation/ios-sdk/start

            Did you have any success on a mobile application?

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            vladstelmahovsky
            wrote on last edited by
            #27

            @michaelL no, I didnot test my plugin on Android/iOS

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            • H Offline
              H Offline
              h20delirious
              wrote on last edited by
              #28

              can you plz tell for mapviewer example which variant of google map api key shud be generated,i checkdd out but there are quite a few no of types got confused and while trying to install the plugin as mentioned, mingw32-make wont work for me says 'mingw32-make is not recognized as an internal or external command,operable program or batch file' (i am using qt 5.7's cmd promt)

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              • A Offline
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                Andranik
                wrote on last edited by
                #29

                @vladstelmahovsky and other members - could you please help to understand my problem. I have downloaded google map plugin from https://github.com/vladest page. Plugin is perfect but after period of time it gives some problems in my application. When i don't have internet - it doesn't show the tiles which already downloaded but it shows some tiles anyway - works but not completly. I thought that cache is full but in cache /Qtlocation/googlemaps I see that it adds tiles as the size of the folder increases but it doesn't show on the map - just white screen ? Do you know how can I solve the problem @vladstelmahovsky . ?

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                • A Andranik

                  @vladstelmahovsky and other members - could you please help to understand my problem. I have downloaded google map plugin from https://github.com/vladest page. Plugin is perfect but after period of time it gives some problems in my application. When i don't have internet - it doesn't show the tiles which already downloaded but it shows some tiles anyway - works but not completly. I thought that cache is full but in cache /Qtlocation/googlemaps I see that it adds tiles as the size of the folder increases but it doesn't show on the map - just white screen ? Do you know how can I solve the problem @vladstelmahovsky . ?

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                  vladstelmahovsky
                  wrote on last edited by
                  #30

                  @Andranik this behavior on cache strategy. but in case you 100% sure that needed tile is in cache, but plugin shows nothing, its rather bug in plugin or QtLocation cache. Needs to investigate down from plugin tile requestor to QtLocation's cache implementation
                  Probably you need to change Qt version, 5.8 or 5.9 or even dev branch to check if things gets changed since QtLocation constantly envolves

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                  • V vladstelmahovsky

                    @Andranik this behavior on cache strategy. but in case you 100% sure that needed tile is in cache, but plugin shows nothing, its rather bug in plugin or QtLocation cache. Needs to investigate down from plugin tile requestor to QtLocation's cache implementation
                    Probably you need to change Qt version, 5.8 or 5.9 or even dev branch to check if things gets changed since QtLocation constantly envolves

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                    Andranik
                    wrote on last edited by
                    #31

                    @vladstelmahovsky - Thanks, I will try your suggestions !

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                    • A Offline
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                      Andranik
                      wrote on last edited by
                      #32

                      @vladstelmahovsky - I have changed Qt 5.7 to 5.8 . Map works better on this version. I was testing - ROLLING, MOVING - right , left, up, down - around it collects 45 mb on my cache ( .cache/googlemaps). Then it shows just few tiles on the center position and other downloaded places it shows white screen but tiles are in cache. when I clean the cache - then it works again ? Does anybody knows how can be described this behavior - is this a bug of QT ? or I am doing something wrong.

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                      • F Offline
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                        farshad bayat
                        wrote on last edited by farshad bayat
                        #33

                        hi every body
                        this plugin is very useful special tanks for @vladstelmahovsky .
                        i have a question how can i increase text quality on the map?in original page of google maps, text is new layer and rendering text layer at zoom changing therefor display sharper and clear text on the map.is there any solution or idea...?

                        tanks

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                        • F farshad bayat

                          hi every body
                          this plugin is very useful special tanks for @vladstelmahovsky .
                          i have a question how can i increase text quality on the map?in original page of google maps, text is new layer and rendering text layer at zoom changing therefor display sharper and clear text on the map.is there any solution or idea...?

                          tanks

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                          Andranik
                          wrote on last edited by
                          #34

                          @farshad-bayat Hi farshad. are you able to use the plugin on offline mode - without internet. When i go offline , I am not able to see the tiles as the plugin doesn't load downloaded tiles from the cache. Could you please share with me your experience . Thanks a lot :)

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