Added debugging statements and put the new functions into the loop

src/multi-tracker.cpp

@@ -247,7 +247,11 @@ void loop() {
   }
 
     //Handle the Radio data.
+    sendGPSData();
+    receiveGPSData();
 
+    //Preform display update.
+    updateDisplay();
 }
 
 // Function to update the LED ring based on heading direction
@@ -266,6 +270,7 @@ void updateLEDs(int heading) {
 
 // Updates the distance part of the display
 void TFT_UpdateDistance(uint16_t meters) {
+  Serial.println("TFT_UpdateDistance()");
     tft.setTextWrap(false);
     tft.setCursor(0, 0);
     tft.setTextColor(ST77XX_WHITE);
@@ -276,6 +281,8 @@ void TFT_UpdateDistance(uint16_t meters) {
 }
 
 // Updates the direction part of the display
+// Mostly optional if you want to add degrees for navigation in addtion to
+// the led ring.
 void TFT_UpdateDirection(uint16_t degrees) {
     tft.setTextWrap(false);
     tft.setCursor(0, 40);
@@ -303,6 +310,13 @@ uint8_t TFT_UpdateBatteryState(uint8_t percentage) {
 
 // Displays the specifications of the node.
 void TFT_DisplaySpecs(void) {
+    Serial.println("TFT_DisplaySpecs(): No data");
+}
+
+
+// Resets the the display
+uint8_t TFT_Reset() {
+  Serial.println("TFT_Reset()");
   tft.fillScreen(ST77XX_BLACK);     // Set the screen background to black
 
   TFT_UpdateDistance(0);
@@ -310,14 +324,9 @@ void TFT_DisplaySpecs(void) {
   TFT_UpdateBatteryState(100);
 }
 
-
-// Resets the the display
-uint8_t TFT_Reset() {
-
-}
-
 // Initalizes the Screen with default startup screen.
 uint8_t TFT_Init(void) {
+  Serial.println("TFT_Init()");
   // Display Setup
   tft.init(TFT_X, TFT_Y);           // Initialize the display with a resolution of 240x280 pixels
   tft.fillScreen(ST77XX_BLACK);     // Set the screen background to black
@@ -331,6 +340,9 @@ uint8_t TFT_Init(void) {
 
 // Placeholder for updating the TFT display with GPS data
 void updateDisplay() {
+    //Print out our debugging statment.
+    Serial.println("updateDisplay()");
+
     // Disable interrupts while using the dispaly.
     cli();
 
@@ -345,12 +357,17 @@ void updateDisplay() {
   // tft.print("Distance: ");
   // tft.print(calculatedDistance);
 
+  TFT_UpdateDistance(0);
+  TFT_UpdateDirection(0);
+  TFT_UpdateBatteryState(100);
+
     //Re-Enable interrupts globally.
     sei(); 
 }
 
 // Future function to handle LoRa transmission of GPS data - See adafruit LORA code examples 
 void sendGPSData() {
+  Serial.println("sendGPSData()");
   // Add logic here to transmit the device's GPS coordinates using LoRa
   // You will need to:
   // - Get the current GPS coordinates
@@ -362,6 +379,7 @@ void sendGPSData() {
 
 // Future function to receive GPS data from the other device via LoRa - See adafruit LORA code examples
 void receiveGPSData() {
+  Serial.println("receiveGPSData()");
   // Add logic here to receive the paired device's GPS coordinates using LoRa
   // You will need to:
   // - Listen for incoming LoRa packets
@@ -372,8 +390,10 @@ void receiveGPSData() {
 
 // Future function to handle edge cases (e.g., GPS signal loss, close proximity)
 void handleEdgeCases() {
+  Serial.println("handleEdgeCases()");
   // Add logic here to handle cases where:
   // - GPS signal is lost: Display a message on the screen or flash the LED ring
   // - Devices are too close: Display a warning if the GPS data is unreliable due to proximity
   // - LoRa communication is lost: Display a notification or error on the screen
+
 }