From 027473d65073ac7aafe4f0af8e2f4d25927c59f5 Mon Sep 17 00:00:00 2001
From: Andrey Novikov <novikov@gmail.com>
Date: Mon, 18 Mar 2024 10:59:10 +0300
Subject: [PATCH] Show letters instead of sign in turn gauge

---
 app/src/main/java/mobi/maptrek/MapTrek.java          |  2 ++
 .../main/java/mobi/maptrek/util/StringFormatter.java | 12 +++++++++++-
 app/src/main/java/mobi/maptrek/view/Gauge.java       |  7 +++++--
 app/src/main/res/values/strings.xml                  |  2 ++
 4 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/app/src/main/java/mobi/maptrek/MapTrek.java b/app/src/main/java/mobi/maptrek/MapTrek.java
index b1c374bc..5f6c6cc8 100644
--- a/app/src/main/java/mobi/maptrek/MapTrek.java
+++ b/app/src/main/java/mobi/maptrek/MapTrek.java
@@ -198,6 +198,8 @@ private void initializeSettings() {
         unit = Configuration.getAngleUnit();
         StringFormatter.angleFactor = Double.parseDouble(resources.getStringArray(R.array.angle_factors)[unit]);
         StringFormatter.angleAbbr = resources.getStringArray(R.array.angle_abbreviations)[unit];
+        StringFormatter.angleLeft = resources.getString(R.string.angle_left);
+        StringFormatter.angleRight = resources.getString(R.string.angle_right);
         boolean precision = Configuration.getUnitPrecision();
         StringFormatter.precisionFormat = precision ? "%.1f" : "%.0f";
         StringFormatter.coordinateFormat = Configuration.getCoordinatesFormat();
diff --git a/app/src/main/java/mobi/maptrek/util/StringFormatter.java b/app/src/main/java/mobi/maptrek/util/StringFormatter.java
index 3aa9f627..e6c6be7e 100644
--- a/app/src/main/java/mobi/maptrek/util/StringFormatter.java
+++ b/app/src/main/java/mobi/maptrek/util/StringFormatter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 Andrey Novikov
+ * Copyright 2024 Andrey Novikov
  *
  * This program is free software: you can redistribute it and/or modify it under the
  * terms of the GNU Lesser General Public License as published by the Free Software
@@ -57,6 +57,8 @@ public class StringFormatter
 	public static String angleFormat = "%.0f";
 	public static double angleFactor = 1d;
 	public static String angleAbbr = "deg";
+	public static String angleLeft = "L";
+	public static String angleRight = "R";
 
 	//FIXME Should localize:
 	public static String secondAbbr = "sec";
@@ -166,6 +168,14 @@ public static String angleH(final double angle)
 		}
 	}
 
+	public static String angleT(final double angle)
+	{
+		String value = angleC(Math.abs(angle));
+		if ("0".equals(value))
+			return value;
+		return (angle < 0 ? angleLeft : angleRight) + value;
+	}
+
 	public static String angleC(final double angle)
 	{
 		return String.format(angleFormat, angle / angleFactor);
diff --git a/app/src/main/java/mobi/maptrek/view/Gauge.java b/app/src/main/java/mobi/maptrek/view/Gauge.java
index e436e8c8..385848a1 100644
--- a/app/src/main/java/mobi/maptrek/view/Gauge.java
+++ b/app/src/main/java/mobi/maptrek/view/Gauge.java
@@ -98,11 +98,14 @@ public void setValue(float value) {
                 break;
             }
             case Gauge.TYPE_TRACK:
-            case Gauge.TYPE_BEARING:
-            case Gauge.TYPE_TURN: {
+            case Gauge.TYPE_BEARING: {
                 indication = StringFormatter.angleC(value);
                 break;
             }
+            case Gauge.TYPE_TURN: {
+                indication = StringFormatter.angleT(value);
+                break;
+            }
             default:
                 indication = String.format(Locale.getDefault(), StringFormatter.precisionFormat, value);
         }
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index eb8e80d9..0adfaea1 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -253,6 +253,8 @@
     <string name="gauge_xtk">Cross track</string>
     <string name="gauge_ete">ETE</string>
     <string name="gauge_elevation">Elevation</string>
+    <string name="angle_left">L</string>
+    <string name="angle_right">R</string>
     <string name="place_altitude" translatable="false">&#9014; %s</string>
     <string name="place_proximity" translatable="false">~ %s</string>
     <string name="placeStoreName">My places</string>