commit save to work

Examples/ArduboyFX/fxloadgamestate/src/lib.rs

@@ -1,20 +1,57 @@
 #![no_std]
 #![allow(non_upper_case_globals)]
+
 //Include the Arduboy Library
 //Initialize the arduboy object
 use arduboy_rust::prelude::*;
+
 const arduboy: Arduboy2 = Arduboy2::new();
 //The setup() function runs once when you turn your Arduboy on
+const FX_DATA_PAGE: u16 = 0xfff0;
+const FX_DATA_BYTES: u32 = 0;
+const FX_SAVE_PAGE: u16 = 0xfff0;
+const FX_SAVE_BYTES: u32 = 2;
+
+struct GameState {
+    name: &'static str,
+    count: u16,
+}
+
+static mut gamestate: GameState = GameState {
+    name: "\0",
+    count: 0,
+};
+
 #[no_mangle]
 pub unsafe extern "C" fn setup() {
     // put your setup code here, to run once:
     arduboy.begin();
+    fx::begin_data_save(FX_DATA_PAGE, FX_SAVE_PAGE);
+    if fx::load_game_state(&mut gamestate) > 1 {
+        gamestate.name = "Hello World !!!\0";
+        gamestate.count = 1;
+    } else {
+        gamestate.name = "Save state Loaded\0";
+        gamestate.count += 1;
+    }
+    fx::save_game_state(&gamestate);
     arduboy.clear();
-    arduboy.print(f!(b"Holmes is cool!\0"));
-    arduboy.display();
+    arduboy.set_cursor(0, 32 - 8);
+    arduboy.print(gamestate.name);
+    arduboy.set_cursor(0, 32 + 8);
+    arduboy.print("Number of times this\nscetch is run: \0");
+    arduboy.print(gamestate.count);
+    fx::display();
 }
+
 #[no_mangle]
 #[export_name = "loop"]
 pub unsafe extern "C" fn loop_() {
     // put your main code here, to run repeatedly:
+    if !arduboy.next_frame() {
+        return;
+    }
+    if arduboy.buttons_state() > 0 {
+        arduboy.exit_to_bootloader()
+    }
 }