#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#define OLED_RESET 4
Adafruit_SSD1306 display(OLED_RESET);
int szeit = 1000;
const int KNOPF1=12;
const int KNOPF2=13;
const int KNOPF3=11;
int y = 16;
int x = 0;
int x1 = 120;
int x2 = 132;
void setup(){
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
  display.clearDisplay();
  display.setTextSize (2);
  display.setTextColor(WHITE);
  pinMode(KNOPF1, INPUT_PULLUP); 
  pinMode(KNOPF2, INPUT_PULLUP); 
  pinMode(KNOPF3, INPUT_PULLUP); 
}
void loop()
{
 player();
if (digitalRead(KNOPF3)==LOW) {up();}
} 
void player() {
 gegna();
 display.println(":D");
 display.setCursor(x,y);
 display.display();
 display.clearDisplay();
}
void up() {
 y = y - 16;
 player();
 delay(szeit);
 y = y + 16;
 player();
}
void gegna() {
 display.drawLine(x1, 24, x2, 24, WHITE);
 display.drawLine(x1, 23, x2, 23, WHITE);
 display.drawLine(x1, 22, x2, 22, WHITE);
 delay(2);
 x1 = x1 -5;
 x2 = x2 -5;
 if(x1 < 10) {x1 = 120; x2 = 132;}
}