Added textViews to the WorldMap to display current satellite position and range

app/src/main/java/com/rtbishop/look4sat/ui/MapViewFragment.kt

@@ -26,6 +26,7 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.FrameLayout
+import android.widget.TextView
 import android.widget.Toast
 import androidx.appcompat.app.AlertDialog
 import androidx.fragment.app.Fragment
@@ -49,6 +50,9 @@ class MapViewFragment : Fragment() {
     private lateinit var mapFrame: FrameLayout
     private lateinit var mapFab: FloatingActionButton
     private lateinit var mapView: MapView
+    private lateinit var mapLat: TextView
+    private lateinit var mapLon: TextView
+    private lateinit var mapRng: TextView
     private lateinit var predictor: PassPredictor
     private lateinit var selectedSat: TLE
     private lateinit var gsp: GroundStationPosition
@@ -79,6 +83,9 @@ class MapViewFragment : Fragment() {
     private fun findViews(view: View) {
         mapFrame = view.findViewById(R.id.map_frame)
         mapFab = view.findViewById(R.id.map_fab)
+        mapLat = view.findViewById(R.id.map_lat)
+        mapLon = view.findViewById(R.id.map_lon)
+        mapRng = view.findViewById(R.id.map_rng)
     }
 
     private fun setupComponents() {
@@ -170,6 +177,7 @@ class MapViewFragment : Fragment() {
             val currentTime = getDateFor(System.currentTimeMillis())
             val orbitalPeriod = (24 * 60 / selectedSat.meanmo).toInt()
             val positions = predictor.getPositions(currentTime, 60, 0, orbitalPeriod * 3)
+            setTextViewsToSelectedSatPos(positions[0])
             drawGroundTrack(canvas, degLon, degLat, positions)
             satPassList.forEach {
                 drawSat(canvas, degLon, degLat, it.tle, it.predictor, currentTime)
@@ -190,6 +198,18 @@ class MapViewFragment : Fragment() {
             )
         }
 
+        private fun setTextViewsToSelectedSatPos(position: SatPos) {
+            var lon = rad2Deg(position.longitude).toFloat()
+            val lat = rad2Deg(position.latitude).toFloat()
+            val rng = position.range
+
+            if (lon > 180f) lon -= 360f
+
+            mapLat.text = String.format(context.getString(R.string.pattern_value_lat), lat)
+            mapLon.text = String.format(context.getString(R.string.pattern_value_lon), lon)
+            mapRng.text = String.format(context.getString(R.string.pattern_value_rng), rng)
+        }
+
         private fun drawGroundTrack(
             canvas: Canvas,
             degLon: Float,

app/src/main/java/com/rtbishop/look4sat/ui/PolarViewFragment.kt

@@ -170,17 +170,17 @@ class PolarViewFragment : Fragment() {
         private fun setPassText() {
             satPos = satPass.predictor.getSatPos(Date())
             polarAzimuth.text = String.format(
-                context.getString(R.string.pattern_polar_azimuth),
+                context.getString(R.string.pattern_value_az),
                 rad2Deg(satPos.azimuth)
             )
             polarElevation.text = String.format(
-                context.getString(R.string.pattern_polar_elev),
+                context.getString(R.string.pattern_value_el),
                 rad2Deg(satPos.elevation)
             )
             polarRange.text =
-                String.format(context.getString(R.string.pattern_polar_range), satPos.range)
+                String.format(context.getString(R.string.pattern_value_rng), satPos.range)
             polarAltitude.text =
-                String.format(context.getString(R.string.pattern_polar_alt), satPos.altitude)
+                String.format(context.getString(R.string.pattern_value_alt), satPos.altitude)
         }
 
         private fun drawRadarView(cvs: Canvas) {

app/src/main/res/drawable/bg_round_borders.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <solid android:color="@color/backgroundMapText" />
+    <corners android:radius="8dp" />
+</shape>

app/src/main/res/layout/fragment_map_view.xml

@@ -21,9 +21,37 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="bottom|start"
-        android:layout_marginStart="16dp"
-        android:layout_marginBottom="16dp"
+        android:layout_marginStart="8dp"
+        android:layout_marginBottom="8dp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         app:srcCompat="@drawable/ic_sat_asc_right" />
+
+    <TextView
+        android:id="@+id/map_lat"
+        style="@style/MapText"
+        android:layout_marginStart="4dp"
+        android:layout_marginTop="4dp"
+        android:text="@string/pattern_value_lat"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/map_lon"
+        style="@style/MapText"
+        android:layout_marginTop="4dp"
+        android:layout_marginEnd="4dp"
+        android:text="@string/pattern_value_lon"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/map_rng"
+        style="@style/MapText"
+        android:layout_marginEnd="4dp"
+        android:layout_marginBottom="4dp"
+        android:text="@string/pattern_value_rng"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/values/colors.xml

@@ -4,6 +4,7 @@
     <color name="themeLight">#C0C0C0</color>
     <color name="themeDark">#191919</color>
     <color name="backgroundDark">#080808</color>
+    <color name="backgroundMapText">#CC000000</color>
     <color name="satTrack">#D50000</color>
     <color name="satFootprint">#FFE082</color>
 </resources>

app/src/main/res/values/strings.xml

@@ -99,10 +99,12 @@
     <string name="pattern_pass_maxEl">MaxEl: %.1f°</string>
     <string name="pattern_pass_azimuth">Az: %2d° -> %2d°</string>
 
-    <string name="pattern_polar_azimuth">Azimuth: %.1f°</string>
-    <string name="pattern_polar_elev">Elevation: %.1f°</string>
-    <string name="pattern_polar_range">Range: %.0f km</string>
-    <string name="pattern_polar_alt">Altitude: %.0f km</string>
+    <string name="pattern_value_az">Az: %.1f°</string>
+    <string name="pattern_value_el">El: %.1f°</string>
+    <string name="pattern_value_lat">Lat: %.1f°</string>
+    <string name="pattern_value_lon">Lon: %.1f°</string>
+    <string name="pattern_value_rng">Rng: %.0f km</string>
+    <string name="pattern_value_alt">Alt: %.0f km</string>
 
     <string name="pattern_trans_mode">Mode: %s</string>
     <string name="pattern_trans_invert">Inverted: %s</string>

app/src/main/res/values/styles.xml

@@ -93,4 +93,16 @@
         <item name="android:textSize">15sp</item>
     </style>
 
+    <style name="MapText">
+        <item name="android:layout_width">wrap_content</item>
+        <item name="android:layout_height">wrap_content</item>
+        <item name="android:textColor">@color/themeAccent</item>
+        <item name="android:background">@drawable/bg_round_borders</item>
+        <item name="android:textSize">15sp</item>
+        <item name="android:paddingStart">6dp</item>
+        <item name="android:paddingEnd">6dp</item>
+        <item name="android:paddingTop">2dp</item>
+        <item name="android:paddingBottom">2dp</item>
+    </style>
+
 </resources>