#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define SCREEN_WIDTH        128 // OLED display width, in pixels
#define SCREEN_HEIGHT        64 // OLED display height, in pixels

// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
#define OLED_RESET            4 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);


typedef enum {
  START,
  RUNNING,
  GAMEOVER
} State;

typedef enum {
    LEFT,
    UP,
    RIGHT,
    DOWN
} Direction;
char message[] = "Hello World \x84\x94\x81 \x8E\x99\x9A \xe1 \x01 \x1A\x1B\x12 \x1A\x1B\x1D \x1e\x1f  \x18\x19\x17 \xa9";
int  x, minX;


void setup() {
  Serial.begin(9600);
  display.begin(SSD1306_SWITCHCAPVCC);
  Serial.println(message);
//  display.setTextSize(2);
  display.setTextSize(4);
  display.setTextColor(WHITE);
  display.setTextWrap(false);
  x    = display.width();
//  minX = -12 * strlen(message); // 12 = 6 pixels/character * text size 2
  minX = -24 * strlen(message); // 12 = 6 pixels/character * text size 2
}
void loop() {
  Serial.println(x);
  display.clearDisplay();
  display.setCursor(x, 10);
  display.print(message);
  display.display();

  if(--x < minX) x = display.width();
}