Add altitude info

OsmAnd/res/values/strings.xml

@@ -1,5 +1,16 @@
 <?xml version="1.0" encoding="utf-8" standalone="no"?>
 <resources>
+	<string name="tip_recent_changes_0_6_9_t">Changes in 0.6.9 :
+\n\t- Improved offline map rendering
+\n\t- Native speedy offline rendering - look in experimental features (may not work on some devices)
+\n\t- Massive look and feel changes
+\n\t- Altitude info
+\n\t- New translations (Vienamese, Polish)
+\n\t- Other small features
+	</string>
+	
+	<string name="show_altitude_info_descr">Show current altitude information on map</string>
+	<string name="show_altitude_info">Show altitude</string>
 	<string name="use_transparent_map_theme_descr">Use transparent map controls (requires application restart)</string>
 	<string name="use_transparent_map_theme">Transparent theme</string>
 	

OsmAnd/res/xml/settings_pref.xml

@@ -88,7 +88,8 @@
 	</PreferenceScreen>
 	
 	<PreferenceScreen android:key="appearance_settings" android:title="@string/appearance_settings" android:summary="@string/appearance_settings_descr">
-		<CheckBoxPreference android:key="transparent_map_theme" android:title="@string/use_transparent_map_theme" android:summary="@string/use_transparent_map_theme_descr"></CheckBoxPreference>
+		<CheckBoxPreference android:key="transparent_map_theme" android:title="@string/use_transparent_map_theme" android:summary="@string/use_transparent_map_theme_descr"/>
+		<CheckBoxPreference android:key="show_altitude_info" android:title="@string/show_altitude_info" android:summary="@string/show_altitude_info_descr"/>
 	</PreferenceScreen>
 
 	<PreferenceScreen android:key = "osm_settings" android:title="@string/osm_settings" android:summary="@string/osm_settings_descr">

OsmAnd/src/net/osmand/OsmAndFormatter.java

@@ -81,6 +81,16 @@ public class OsmAndFormatter {
 			return ((int) meters) + " " + ctx.getString(R.string.m); //$NON-NLS-1$
 		}
 	}
+
+	public static String getFormattedAlt(double alt, Context ctx) {
+		OsmandSettings settings = OsmandSettings.getOsmandSettings(ctx);
+		MetricsConstants mc = settings.METRIC_SYSTEM.get();
+		if (mc == MetricsConstants.KILOMETERS_AND_METERS) {
+			return ((int) alt) + " " + ctx.getString(R.string.m);
+		} else {
+			return ((int) (alt * FOOTS_IN_ONE_METER)) + " " + ctx.getString(R.string.foot);
+		}
+	}
 	
 	public static String getFormattedSpeed(float metersperseconds, Context ctx) {
 		OsmandSettings settings = OsmandSettings.getOsmandSettings(ctx);

OsmAnd/src/net/osmand/plus/OsmandSettings.java

@@ -1050,15 +1050,19 @@ public class OsmandSettings {
 	public final OsmandPreference<Boolean> SHOW_ARRIVAL_TIME_OTHERWISE_EXPECTED_TIME = 
 		new BooleanPreference("show_arrival_time", true, true);
 	
+	
 	// UI boxes
 	public final CommonPreference<Boolean> TRANSPARENT_MAP_THEME = 
-			new BooleanPreference("transparent_map_theme", true, true);
+			new BooleanPreference("transparent_map_theme", true, false);
 	{
 		TRANSPARENT_MAP_THEME.setModeDefaultValue(ApplicationMode.CAR, false);
 		TRANSPARENT_MAP_THEME.setModeDefaultValue(ApplicationMode.BICYCLE, false);
 		TRANSPARENT_MAP_THEME.setModeDefaultValue(ApplicationMode.PEDESTRIAN, true);
 	}
 	
+	public final CommonPreference<Boolean> SHOW_ALTITUDE_INFO = 
+			new BooleanPreference("show_altitude_info", false, false);
+	
 	public enum DayNightMode {
 		AUTO(R.string.daynight_mode_auto), 
 		DAY(R.string.daynight_mode_day), 

OsmAnd/src/net/osmand/plus/activities/SettingsActivity.java

@@ -87,8 +87,6 @@ public class SettingsActivity extends PreferenceActivity implements OnPreference
 	
 	private Map<String, Map<String, ?>> listPrefValues = new LinkedHashMap<String, Map<String, ?>>();
 	
-	
-	
 	private void registerBooleanPreference(OsmandPreference<Boolean> b, PreferenceScreen screen){
 		CheckBoxPreference p = (CheckBoxPreference) screen.findPreference(b.getId());
 		p.setOnPreferenceChangeListener(this);

OsmAnd/src/net/osmand/plus/activities/TipsAndTricksActivity.java

@@ -14,7 +14,7 @@ import android.widget.TextView;
 
 public class TipsAndTricksActivity {
 	private int[][] tipNamesAndDescriptions = new int[][] {
-			{R.string.tip_recent_changes,R.string.tip_recent_changes_0_6_8_t},
+			{R.string.tip_recent_changes,R.string.tip_recent_changes_0_6_9_t},
 			{R.string.tip_rotation_switching,R.string.tip_rotation_switching_t},
 			{R.string.tip_update_index,R.string.tip_update_index_t},
 			{R.string.tip_day_night_mode,R.string.tip_day_night_mode_t},

OsmAnd/src/net/osmand/plus/views/MapInfoControl.java

@@ -50,7 +50,7 @@ public abstract class MapInfoControl extends View {
 	protected void drawShadowText(Canvas cv, String text, float centerX, float centerY, Paint textPaint) {
 		int c = textPaint.getColor();
 		textPaint.setStyle(Style.STROKE);
-		textPaint.setColor(Color.LTGRAY);
+		textPaint.setColor(Color.WHITE);
 		textPaint.setStrokeWidth(4);
 		cv.drawText(text, centerX, centerY, textPaint);
 		// reset

OsmAnd/src/net/osmand/plus/views/MapInfoLayer.java

@@ -43,6 +43,7 @@ public class MapInfoLayer extends OsmandMapLayer {
 	
 	private float cachedRotate = 0;
 	private boolean showArrivalTime = true;
+	private boolean showAltitude = false;
 	private boolean showMiniMap = false;
 	
 	// layout pseudo-constants
@@ -120,6 +121,7 @@ public class MapInfoLayer extends OsmandMapLayer {
 		}
 		leftStack.setExpandImageDrawable(view.getResources().getDrawable(expand).mutate());
 		statusBar.setBackgroundDrawable(view.getResources().getDrawable(boxTop).mutate());
+		showAltitude = view.getSettings().SHOW_ALTITUDE_INFO.get();
 	}
 	
 	public void createTopBarElements() {
@@ -129,6 +131,7 @@ public class MapInfoLayer extends OsmandMapLayer {
 		
 		rightStack = new MapStackControl(view.getContext());
 		rightStack.addStackView(createDistanceControl());
+		rightStack.addStackView(createAltitudeControl());
 		rightStack.addCollapsedView(createSpeedControl());
 		rightStack.addCollapsedView(createTimeControl());
 		
@@ -244,6 +247,38 @@ public class MapInfoLayer extends OsmandMapLayer {
 		return speedControl;
 	}
 	
+	private TextInfoControl createAltitudeControl(){
+		final TextInfoControl altitudeControl = new TextInfoControl(map, 0, paintText, paintSubText) {
+			private int cachedAlt = 0;
+
+			@Override
+			public boolean updateInfo() {
+				// draw speed
+				if (showAltitude &&
+						map.getLastKnownLocation() != null && map.getLastKnownLocation().hasAltitude()) {
+					if (cachedAlt != (int) map.getLastKnownLocation().getAltitude()) {
+						cachedAlt = (int) map.getLastKnownLocation().getAltitude();
+						String ds = OsmAndFormatter.getFormattedAlt(cachedAlt, map);
+						int ls = ds.lastIndexOf(' ');
+						if (ls == -1) {
+							setText(ds, null);
+						} else {
+							setText(ds.substring(0, ls), ds.substring(ls + 1));
+						}
+						return true;
+					}
+				} else if (cachedAlt != 0) {
+					cachedAlt = 0;
+					setText(null, null);
+					return true;
+				}
+				return false;
+			}
+		};
+		altitudeControl.setText(null, null);
+		return altitudeControl;
+	}
+	
 	private TextInfoControl createTimeControl(){
 		final Drawable time = view.getResources().getDrawable(R.drawable.info_time);
 		final Drawable timeToGo = view.getResources().getDrawable(R.drawable.info_time_to_go);