feat: add playtime timer in the bottom right corner

src/main.c

@@ -22,6 +22,7 @@
 #include "cursor.h"
 #include "bomb.h"
 #include "pause_gfx.h"
+#include "numbers_gfx.h"
 
 static uint8_t main_prev_keys = 0;
 
@@ -73,6 +74,9 @@ void main(void) {
         move_sprite(i, 0, 0);
     }
     
+    // Inizializza i tile dei numeri (0-9) per il timer (li carichiamo all'indice 25)
+    set_sprite_data(25, 10, NumberTiles);
+    
     // La mappa background in memoria hardware è grande 32x32 tiles.
     // Inizializziamo il "fuori mappa" con siepi solide (mask 15 -> indice 21)
     for (y = 0; y < 32; y++) {
@@ -124,6 +128,10 @@ void main(void) {
     SHOW_SPRITES;
     DISPLAY_ON;
     
+    // Variabili per il timer
+    uint16_t play_time_seconds = 0;
+    uint8_t timer_frames = 0;
+    
     // Game Loop primario
     while (1) {
         if (game_over_flag) {
@@ -142,8 +150,35 @@ void main(void) {
             // Avvia la tragica sequenza musicale di Game Over
             play_game_over_music();
             
+            SHOW_SPRITES;
             while(1) {
                 update_music();
+                
+                // Continua a disegnare il timer (punteggio finale) sopra il Game Over
+                {
+                    uint16_t temp = play_time_seconds;
+                    uint8_t d3 = temp / 1000; temp %= 1000;
+                    uint8_t d2 = temp / 100; temp %= 100;
+                    uint8_t d1 = temp / 10; temp %= 10;
+                    uint8_t d0 = temp;
+                    
+                    set_sprite_tile(25, 25 + d3);
+                    set_sprite_tile(26, 25 + d2);
+                    set_sprite_tile(27, 25 + d1);
+                    set_sprite_tile(28, 25 + d0);
+                    
+                    // Palette S_PALETTE per mantenere il timer bianco.
+                    set_sprite_prop(25, S_PALETTE);
+                    set_sprite_prop(26, S_PALETTE);
+                    set_sprite_prop(27, S_PALETTE);
+                    set_sprite_prop(28, S_PALETTE);
+                    
+                    move_sprite(25, 136, 152);
+                    move_sprite(26, 144, 152);
+                    move_sprite(27, 152, 152);
+                    move_sprite(28, 160, 152);
+                }
+                
                 wait_vbl_done();
                 uint8_t keys = joypad();
                 if ((keys & J_START) && !(main_prev_keys & J_START)) {
@@ -153,6 +188,39 @@ void main(void) {
             }
         }
         
+        // Logica del timer (incrementa ogni 60 frame = 1 secondo)
+        timer_frames++;
+        if (timer_frames >= 60) {
+            timer_frames = 0;
+            play_time_seconds++;
+            if (play_time_seconds > 9999) play_time_seconds = 9999;
+        }
+        
+        // Disegna il timer
+        {
+            uint16_t temp = play_time_seconds;
+            uint8_t d3 = temp / 1000; temp %= 1000;
+            uint8_t d2 = temp / 100; temp %= 100;
+            uint8_t d1 = temp / 10; temp %= 10;
+            uint8_t d0 = temp;
+            
+            set_sprite_tile(25, 25 + d3);
+            set_sprite_tile(26, 25 + d2);
+            set_sprite_tile(27, 25 + d1);
+            set_sprite_tile(28, 25 + d0);
+            
+            set_sprite_prop(25, S_PALETTE);
+            set_sprite_prop(26, S_PALETTE);
+            set_sprite_prop(27, S_PALETTE);
+            set_sprite_prop(28, S_PALETTE);
+            
+            // Y in basso (152 = margine inferiore visibile: 152 - 16 = 136), X a destra
+            move_sprite(25, 136, 152);
+            move_sprite(26, 144, 152);
+            move_sprite(27, 152, 152);
+            move_sprite(28, 160, 152);
+        }
+        
         uint8_t keys = joypad();
         
         // Controllo per la Pausa

src/numbers_gfx.c

@@ -0,0 +1,25 @@
+#include "numbers_gfx.h"
+
+// Font numerico 8x8 con sfondo bianco opaco e cifre nere.
+const unsigned char NumberTiles[160] = {
+    // 0
+    0xFF, 0x00, 0xFF, 0x38, 0xFF, 0x44, 0xFF, 0x44, 0xFF, 0x44, 0xFF, 0x38, 0xFF, 0x00, 0xFF, 0x00,
+    // 1
+    0xFF, 0x00, 0xFF, 0x10, 0xFF, 0x30, 0xFF, 0x10, 0xFF, 0x10, 0xFF, 0x38, 0xFF, 0x00, 0xFF, 0x00,
+    // 2
+    0xFF, 0x00, 0xFF, 0x38, 0xFF, 0x44, 0xFF, 0x08, 0xFF, 0x10, 0xFF, 0x7C, 0xFF, 0x00, 0xFF, 0x00,
+    // 3
+    0xFF, 0x00, 0xFF, 0x38, 0xFF, 0x44, 0xFF, 0x18, 0xFF, 0x44, 0xFF, 0x38, 0xFF, 0x00, 0xFF, 0x00,
+    // 4
+    0xFF, 0x00, 0xFF, 0x48, 0xFF, 0x48, 0xFF, 0x7C, 0xFF, 0x08, 0xFF, 0x08, 0xFF, 0x00, 0xFF, 0x00,
+    // 5
+    0xFF, 0x00, 0xFF, 0x7C, 0xFF, 0x40, 0xFF, 0x78, 0xFF, 0x04, 0xFF, 0x78, 0xFF, 0x00, 0xFF, 0x00,
+    // 6
+    0xFF, 0x00, 0xFF, 0x38, 0xFF, 0x40, 0xFF, 0x78, 0xFF, 0x44, 0xFF, 0x38, 0xFF, 0x00, 0xFF, 0x00,
+    // 7
+    0xFF, 0x00, 0xFF, 0x7C, 0xFF, 0x04, 0xFF, 0x08, 0xFF, 0x10, 0xFF, 0x10, 0xFF, 0x00, 0xFF, 0x00,
+    // 8
+    0xFF, 0x00, 0xFF, 0x38, 0xFF, 0x44, 0xFF, 0x38, 0xFF, 0x44, 0xFF, 0x38, 0xFF, 0x00, 0xFF, 0x00,
+    // 9
+    0xFF, 0x00, 0xFF, 0x38, 0xFF, 0x44, 0xFF, 0x3C, 0xFF, 0x04, 0xFF, 0x38, 0xFF, 0x00, 0xFF, 0x00
+};

src/numbers_gfx.h

@@ -0,0 +1,6 @@
+#ifndef NUMBERS_GFX_H
+#define NUMBERS_GFX_H
+
+extern const unsigned char NumberTiles[160];
+
+#endif