From ac2fa45381a8d7d410eb85e62c6dd1ba59161461 Mon Sep 17 00:00:00 2001
From: Claudomator Agent <agent@claudomator>
Date: Fri, 13 Mar 2026 19:58:00 +0000
Subject: Implement basic instrument display

---
 .../kotlin/com/example/androidapp/MainActivity.kt  | 77 ++++++++++++++++++++++
 1 file changed, 77 insertions(+)

(limited to 'android-app/app/src/main/kotlin/com')

diff --git a/android-app/app/src/main/kotlin/com/example/androidapp/MainActivity.kt b/android-app/app/src/main/kotlin/com/example/androidapp/MainActivity.kt
index 3128ee3..d4c6998 100644
--- a/android-app/app/src/main/kotlin/com/example/androidapp/MainActivity.kt
+++ b/android-app/app/src/main/kotlin/com/example/androidapp/MainActivity.kt
@@ -1,7 +1,11 @@
 package com.example.androidapp
 
 import android.os.Bundle
+import android.view.View
+import android.widget.TextView
 import androidx.appcompat.app.AppCompatActivity
+import androidx.constraintlayout.widget.ConstraintLayout
+import com.google.android.material.floatingactionbutton.FloatingActionButton
 import org.maplibre.android.MapLibre
 import org.maplibre.android.maps.MapView
 import org.maplibre.android.maps.Style
@@ -9,6 +13,20 @@ import org.maplibre.android.maps.Style
 class MainActivity : AppCompatActivity() {
 
     private var mapView: MapView? = null
+    private lateinit var instrumentDisplayContainer: ConstraintLayout
+    private lateinit var fabToggleInstruments: FloatingActionButton
+
+    // Instrument TextViews
+    private lateinit var valueAws: TextView
+    private lateinit var valueTws: TextView
+    private lateinit var valueHdg: TextView
+    private lateinit var valueCog: TextView
+    private lateinit var valueBsp: TextView
+    private lateinit var valueSog: TextView
+    private lateinit var valueVmg: TextView
+    private lateinit var valueDepth: TextView
+    private lateinit var valuePolarPct: TextView
+
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -21,6 +39,65 @@ class MainActivity : AppCompatActivity() {
         mapView?.getMapAsync { maplibreMap ->
             maplibreMap.setStyle(Style.Builder().fromUri("https://tiles.openseamap.org/seamark/osm-bright/style.json"))
         }
+
+        instrumentDisplayContainer = findViewById(R.id.instrument_display_container)
+        fabToggleInstruments = findViewById(R.id.fab_toggle_instruments)
+
+        // Initialize instrument TextViews
+        valueAws = findViewById(R.id.value_aws)
+        valueTws = findViewById(R.id.value_tws)
+        valueHdg = findViewById(R.id.value_hdg)
+        valueCog = findViewById(R.id.value_cog)
+        valueBsp = findViewById(R.id.value_bsp)
+        valueSog = findViewById(R.id.value_sog)
+        valueVmg = findViewById(R.id.value_vmg)
+        valueDepth = findViewById(R.id.value_depth)
+        valuePolarPct = findViewById(R.id.value_polar_pct)
+
+        // Set initial placeholder values
+        updateInstrumentDisplay(
+            aws = getString(R.string.placeholder_aws_value),
+            tws = getString(R.string.placeholder_tws_value),
+            hdg = getString(R.string.placeholder_hdg_value),
+            cog = getString(R.string.placeholder_cog_value),
+            bsp = getString(R.string.placeholder_bsp_value),
+            sog = getString(R.string.placeholder_sog_value),
+            vmg = getString(R.string.placeholder_vmg_value),
+            depth = getString(R.string.placeholder_depth_value),
+            polarPct = getString(R.string.placeholder_polar_value)
+        )
+
+        fabToggleInstruments.setOnClickListener {
+            if (instrumentDisplayContainer.visibility == View.VISIBLE) {
+                instrumentDisplayContainer.visibility = View.GONE
+                mapView?.visibility = View.VISIBLE
+            } else {
+                instrumentDisplayContainer.visibility = View.VISIBLE
+                mapView?.visibility = View.GONE
+            }
+        }
+    }
+
+    private fun updateInstrumentDisplay(
+        aws: String,
+        tws: String,
+        hdg: String,
+        cog: String,
+        bsp: String,
+        sog: String,
+        vmg: String,
+        depth: String,
+        polarPct: String
+    ) {
+        valueAws.text = aws
+        valueTws.text = tws
+        valueHdg.text = hdg
+        valueCog.text = cog
+        valueBsp.text = bsp
+        valueSog.text = sog
+        valueVmg.text = vmg
+        valueDepth.text = depth
+        valuePolarPct.text = polarPct
     }
 
     override fun onStart() {
-- 
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