Implements #3220, Feature request: Show mapsforge-map "bigger" on high-res-displays

Made the mapsforge textscale setting follow the device dpi, if so wanted, default true.

5 files changed, 17 insertions, 1 deletions

diff --git a/main/res/values/preference_keys.xml b/main/res/values/preference_keys.xml
index e82c9d6..140d3b3 100644
--- a/main/res/values/preference_keys.xml
+++ b/main/res/values/preference_keys.xml
@@ -38,6 +38,7 @@
     <string name="pref_choose_list">choose_list</string>
     <string name="pref_mapsource">mapsource</string>
     <string name="pref_mapDirectory">mapDirectory</string>
+    <string name="pref_mapsforge_scale_text">mapsforgeScaleText</string>
     <string name="pref_renderthemepath">renderthemepath</string>
     <string name="pref_showwaypointsthreshold">waypointsthreshold</string>
     <string name="pref_maptrail">maptrail</string>
diff --git a/main/res/values/strings.xml b/main/res/values/strings.xml
index 554ab0e..311b95a 100644
--- a/main/res/values/strings.xml
+++ b/main/res/values/strings.xml
@@ -478,6 +478,8 @@
     <string name="settings_info_themes_title">Info on Map Themes</string>
     <string name="settings_info_themes">c:geo supports custom themes for offline maps. These can be used to change the color style of the map (e.g. to have a nightview map) or to highlight certain objects like cycle paths or height lines within the map.</string>
     <string name="init_mapsource_select">Select Map Source</string>
+    <string name="settings_title_scale_map_text">Scale Map Text</string>
+    <string name="settings_summary_scale_map_text">Scale text labels on offline map according to device dpi</string>
     <string name="init_map_directory_description">Directory with offline maps</string>
     <string name="init_gpx_exportdir">GPX Export Directory</string>
     <string name="init_gpx_importdir">GPX Import Directory</string>
diff --git a/main/res/xml/preferences.xml b/main/res/xml/preferences.xml
index 7ea3b59..0cbeb71 100644
--- a/main/res/xml/preferences.xml
+++ b/main/res/xml/preferences.xml
@@ -274,6 +274,12 @@
                 android:key="@string/pref_renderthemepath"
                 android:title="@string/init_rendertheme_folder" />
 
+            <CheckBoxPreference
+                android:key="@string/pref_mapsforge_scale_text"
+                android:title="@string/settings_title_scale_map_text"
+                android:summary="@string/settings_summary_scale_map_text"
+                android:defaultValue="true" />
+
         </PreferenceCategory>
 
         <PreferenceCategory 
diff --git a/main/src/cgeo/geocaching/maps/mapsforge/MapsforgeMapView.java b/main/src/cgeo/geocaching/maps/mapsforge/MapsforgeMapView.java
index aa11405..dc4e82c 100644
--- a/main/src/cgeo/geocaching/maps/mapsforge/MapsforgeMapView.java
+++ b/main/src/cgeo/geocaching/maps/mapsforge/MapsforgeMapView.java
@@ -1,7 +1,6 @@
 package cgeo.geocaching.maps.mapsforge;
 
 import cgeo.geocaching.R;
-import cgeo.geocaching.settings.Settings;
 import cgeo.geocaching.geopoint.Viewport;
 import cgeo.geocaching.maps.CachesOverlay;
 import cgeo.geocaching.maps.PositionOverlay;
@@ -15,6 +14,7 @@ import cgeo.geocaching.maps.interfaces.MapViewImpl;
 import cgeo.geocaching.maps.interfaces.OnMapDragListener;
 import cgeo.geocaching.maps.interfaces.OverlayImpl;
 import cgeo.geocaching.maps.interfaces.OverlayImpl.OverlayType;
+import cgeo.geocaching.settings.Settings;
 import cgeo.geocaching.utils.Log;
 
 import org.apache.commons.lang3.StringUtils;
@@ -46,6 +46,9 @@ public class MapsforgeMapView extends MapView implements MapViewImpl {
     public MapsforgeMapView(Context context, AttributeSet attrs) {
         super(context, attrs);
         gestureDetector = new GestureDetector(context, new GestureListener());
+        if (Settings.isScaleMapsforgeText()) {
+            this.setTextScale(getResources().getDisplayMetrics().density);
+        }
     }
 
     @Override
diff --git a/main/src/cgeo/geocaching/settings/Settings.java b/main/src/cgeo/geocaching/settings/Settings.java
index 71c6d4a..680e38f 100644
--- a/main/src/cgeo/geocaching/settings/Settings.java
+++ b/main/src/cgeo/geocaching/settings/Settings.java
@@ -441,6 +441,10 @@ public final class Settings {
         return MapsforgeMapProvider.isValidMapFile(mapFileIn);
     }
 
+    public static boolean isScaleMapsforgeText() {
+        return getBoolean(R.string.pref_mapsforge_scale_text, true);
+    }
+
     public static CoordInputFormatEnum getCoordInputFormat() {
         return CoordInputFormatEnum.fromInt(getInt(R.string.pref_coordinputformat, 0));
     }