Initial

include/snake.h

@@ -0,0 +1,94 @@
+/**
+ * @file snake.h
+ * @author techniccontroller (mail[at]techniccontroller.com)
+ * @brief Class declaration of snake game
+ * @version 0.1
+ * @date 2022-03-05
+ *
+ * @copyright Copyright (c) 2022
+ *
+ * main code from https://elektro.turanis.de/html/prj099/index.html
+ *
+ */
+#ifndef snake_h
+#define snake_h
+
+#include <Arduino.h>
+#include "ledmatrix.h"
+#include "udp_logger.h"
+
+#ifdef DEBOUNCE_TIME
+#undef DEBOUNCE_TIME
+#endif
+#define DEBOUNCE_TIME 300 // in ms
+
+#define X_MAX 11
+#define Y_MAX 11
+
+#ifdef GAME_DELAY
+#undef GAME_DELAY
+#endif
+#define GAME_DELAY 400 // in ms
+
+#define LED_TYPE_SNAKE 1
+#ifdef LED_TYPE_OFF
+#undef LED_TYPE_OFF
+#endif
+#define LED_TYPE_OFF 2
+#define LED_TYPE_FOOD 3
+#define LED_TYPE_BLOOD 4
+
+#define DIRECTION_NONE 0
+#define DIRECTION_UP 1
+#define DIRECTION_DOWN 2
+#define DIRECTION_LEFT 3
+#define DIRECTION_RIGHT 4
+
+#define GAME_STATE_RUNNING 1
+#define GAME_STATE_END 2
+#define GAME_STATE_INIT 3
+
+#define MAX_TAIL_LENGTH (X_MAX * Y_MAX)
+#define MIN_TAIL_LENGTH 3
+
+class Snake
+{
+
+    struct Coords
+    {
+        int x;
+        int y;
+    };
+
+public:
+    Snake();
+    Snake(LEDMatrix * matrix, UDPLogger * logger);
+    void loopCycle();
+    void initGame();
+    void ctrlUp();
+    void ctrlDown();
+    void ctrlLeft();
+    void ctrlRight();
+
+private:
+    LEDMatrix * _ledmatrix;
+    UDPLogger * _logger;
+    uint8_t _userDirection = 0;
+    uint8_t _gameState = 0;
+    Coords _head = {0, 0};
+    Coords _tail[MAX_TAIL_LENGTH] = {0};
+    Coords _food = {0, 0};
+    unsigned long _lastDrawUpdate = 0;
+    unsigned long _lastButtonClick = 0;
+    unsigned int _wormLength = 0;
+
+    void resetLEDs();
+    void updateGame();
+    void endGame();
+    void updateTail();
+    void updateFood();
+    bool isCollision();
+    void toggleLed(uint8_t x, uint8_t y, uint8_t type);
+};
+
+#endif