qml: allow map plugins to be set on runtime

Allow selection of OSM over MapBox with enableOSM
configuration file option.

Bug-AGL: SPEC-2667
Change-Id: Ie055ca1263b0a6f2a74046e5ff85535e48e60d31
Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com>

4 files changed, 42 insertions, 19 deletions

diff --git a/README.md b/README.md
index fb77f41..5d21a3a 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,9 @@ make
 
 #configuration
 
+NOTE: To use OpenStreetMaps instead of MapBox you should set
+enableOSM to true in the configuration sample below
+
 Please set mapAccessToken, mapStyleUrl, speed,
 interval, latitude and longitude in JSON format
 in /etc/naviconfig.ini
@@ -35,7 +38,8 @@ example
 	"interval":100,
 	"latitude":36.1363,
 	"longitute":-115.151,
-	"mapStyleUrls":"mapbox://styles/mapbox/dark-v9"
+	"mapStyleUrls":"mapbox://styles/mapbox/dark-v9",
+	"enableOSM:false
 }
 
 #Qt Creator
diff --git a/app/file_operation.cpp b/app/file_operation.cpp
index 09bd4d0..819cce5 100644
--- a/app/file_operation.cpp
+++ b/app/file_operation.cpp
@@ -15,6 +15,7 @@ void File_Operation::initFileOperation(){
     m_update_interval = 100; // set default millisecond
     m_start_latitude = 36.136261; // set default coordinate Westgate
     m_start_longitute = -115.151254;
+    m_enable_osm = false;
     m_mapStyleUrls = "mapbox://styles/mapbox/streets-v10"; // set default map style
 
     QFile file(NAVI_CONFIG_FILEPATH);
@@ -27,13 +28,6 @@ void File_Operation::initFileOperation(){
     QJsonDocument jsonDoc(QJsonDocument::fromJson(data));
     QJsonObject jsonObj(jsonDoc.object());
 
-    if(jsonObj.contains("mapAccessToken")){
-        m_mapAccessToken = jsonObj["mapAccessToken"].toString();
-    }else{
-        fprintf(stderr,"Failed to find mapAccessToken data \"%s\": %m", qPrintable(NAVI_CONFIG_FILEPATH));
-        return;
-    }
-
     if(jsonObj.contains("speed")){
         m_car_speed = jsonObj["speed"].toDouble();
     }else{
@@ -62,6 +56,21 @@ void File_Operation::initFileOperation(){
         return;
     }
 
+    // Check if using OSM
+    if (jsonObj.contains("enableOSM")){
+        m_enable_osm = jsonObj["enableOSM"].toBool();
+        if (m_enable_osm)
+            return;
+    }
+
+    // MapBox only settings
+    if(jsonObj.contains("mapAccessToken")){
+        m_mapAccessToken = jsonObj["mapAccessToken"].toString();
+    }else{
+        fprintf(stderr,"Failed to find mapAccessToken data \"%s\": %m", qPrintable(NAVI_CONFIG_FILEPATH));
+        return;
+    }
+
     if(jsonObj.contains("mapStyleUrls")){
         m_mapStyleUrls = jsonObj["mapStyleUrls"].toString();
     }else{
diff --git a/app/file_operation.h b/app/file_operation.h
index 411cc25..962c506 100644
--- a/app/file_operation.h
+++ b/app/file_operation.h
@@ -22,6 +22,7 @@ class File_Operation: public QObject{
     int m_update_interval;      // set millisecond
     double m_start_latitude;
     double m_start_longitute;
+    bool m_enable_osm;
     QString m_mapStyleUrls;
 
 public:
@@ -34,6 +35,7 @@ public:
     Q_INVOKABLE double getStartLatitude();
     Q_INVOKABLE double getStartLongitute();
     Q_INVOKABLE QString getMapStyleUrls();
+    Q_INVOKABLE bool isOSMEnabled() { return m_enable_osm; };
 
 private:
     void initFileOperation();
diff --git a/app/navigation.qml b/app/navigation.qml
index c4eba78..de08bf6 100755
--- a/app/navigation.qml
+++ b/app/navigation.qml
@@ -39,6 +39,23 @@ ApplicationWindow {
     property real positionTimer_interval : fileOperation.getUpdateInterval() // set millisecond
     property real car_moving_distance : (car_driving_speed / 3.6) / (1000/positionTimer_interval) // Metric unit
 
+    Plugin {
+            id: mapbox
+            name: "mapbox"
+            PluginParameter {
+                name: "mapbox.access_token";
+                value: fileOperation.getMapAccessToken()
+            }
+    }
+    Plugin {
+            id: osm
+            name: "osm"
+            PluginParameter {
+                name: "osm.mapping.host";
+                value: "https://a.tile.openstreetmap.org/"
+            }
+    }
+
     Map{
 		id: map
         property int pathcounter : 0
@@ -60,11 +77,7 @@ ApplicationWindow {
 
         width: parent.width
         height: parent.height
-        plugin: Plugin {
-            name: "mapbox"
-            PluginParameter { name: "mapbox.access_token";
-            value: fileOperation.getMapAccessToken() }
-        }
+        plugin: fileOperation.isOSMEnabled() ? osm : mapbox
         center: QtPositioning.coordinate(car_position_lat, car_position_lon)
         zoomLevel: default_zoom_level
         bearing: 0
@@ -214,12 +227,7 @@ ApplicationWindow {
 		RouteModel {
 			id: routeModel
             objectName: "routeModel"
-            plugin : Plugin {
-                name: "mapbox"
-                PluginParameter { name: "mapbox.access_token";
-                    value: fileOperation.getMapAccessToken()
-                }
-            }
+            plugin: map.plugin
 			query:  RouteQuery {
 				id: routeQuery
 			}