feat(game+display): render animation

include/constants.hpp

@@ -8,6 +8,8 @@
 #define LCD_ROWS 4
 
 #define ACTION_INTERVAL 60000 // 1 minute
+
 #define MAXIMUM_STAT 100
+#define ANIMATION_FRAME_INTERVAL 1500 // Time in milliseconds between animation frames
 
 #define DEBOUNCE_DELAY 50 // Debounce delay in milliseconds for the joystick button

include/display.hpp

@@ -14,6 +14,7 @@ class Display {
 
     void begin();
     void clear();
+    void drawPetStats(Pet& pet);
     void drawPet(Pet& pet);
     void drawBuffer(String buffer[]);
     void drawMenu(Menu& menu);

include/pet.hpp

@@ -1,6 +1,6 @@
 #pragma once
 #include <Arduino.h>
-#define MAXIMUM_STAT 100
+#include "constants.hpp"
 
 class Pet {
   public:
@@ -27,4 +27,5 @@ class Pet {
     String reasonForDeath;
 
     byte lastAnimationFrame;
+    uint64_t lastAnimationFrameTime;
 };

src/display.cpp

@@ -45,7 +45,7 @@ void Display::drawBuffer(String buffer[]) {
   }
 }
 
-void Display::drawPet(Pet &pet) {
+void Display::drawPetStats(Pet &pet) {
   clear();
 
   lcd.setCursor(0, 0);
@@ -56,7 +56,9 @@ void Display::drawPet(Pet &pet) {
   lcd.print("Energy: " + String(pet.getEnergy()));
   lcd.setCursor(0, 3);
   lcd.print("Cleanliness: " + String(pet.getCleanliness()));
+}
 
+void Display::drawPet(Pet &pet) {
   lcd.setCursor(LCD_COLS - 2, LCD_ROWS / 2 - 1); // Position the pet
   lcd.write(pet.getAnimationFrame()); // Draw the custom pet character
 }

src/game.cpp

@@ -86,7 +86,14 @@ void Game::update() {
 }
 
 void Game::render() {
+  // If the display doesn't need to be cleared, we can skip rendering
   if (!state.shouldClearDisplay) {
+    // However, we still need to draw the pet if it's alive and
+    // we're not in the menu
+    if (state.pet.isAlive && !state.isMenuOpen) {
+      display.drawPet(state.pet);
+    }
+
     return;
   }
 
@@ -112,7 +119,7 @@ void Game::render() {
   }
 
   // Render the pet's stats on the display
-  display.drawPet(state.pet);
+  display.drawPetStats(state.pet);
 }
 
 void Game::forceUpdate(String reason) {

src/joystick.cpp

@@ -29,9 +29,9 @@ Joystick::Joystick() : vrx(A0), vry(A1), sw(Switch(4)) {
   pinMode(vrx, INPUT);
   pinMode(vry, INPUT);
 
-  // Calibrate the joystick by reading the center position and storing it as an offset
-  xOffset = map(analogRead(vrx), 0, 1023, -100, 100);
-  yOffset = map(analogRead(vry), 0, 1023, -100, 100);
+  // TODO: Calibrate the joystick by reading the center position and storing it as an offset
+  xOffset = 10;
+  yOffset = 13;
 }
 
 // Map the analog readings from the joystick to a range of -100 to 100 for both X and Y axes

src/pet.cpp

@@ -1,7 +1,15 @@
 #include "pet.hpp"
 
-Pet::Pet()
-    : isAlive(true), hunger(0), joy(100), energy(100), cleanliness(100), reasonForDeath(""), lastAnimationFrame(0) {}
+Pet::Pet() :
+  isAlive(true), 
+  hunger(0), 
+  joy(100), 
+  energy(100), 
+  cleanliness(100), 
+  reasonForDeath(""), 
+  lastAnimationFrame(0),
+  lastAnimationFrameTime(0)
+{}
 
 void Pet::updateHunger(int8_t delta) {
   hunger += delta;
@@ -84,7 +92,12 @@ String Pet::getReasonForDeath() const {
 }
 
 byte Pet::getAnimationFrame() {
-  // Alternate between two frames for a simple animation effect
-  lastAnimationFrame = (lastAnimationFrame + 1) % 2;
+  uint64_t currentTime = millis();
+
+  if (currentTime - lastAnimationFrameTime >= ANIMATION_FRAME_INTERVAL) {
+    lastAnimationFrameTime = currentTime;
+    lastAnimationFrame = (lastAnimationFrame + 1) % 2; // Alternate between frame 0 and 1
+  }
+
   return lastAnimationFrame;
 }