#include <Tiny4kOLED.h>

#define Vert_PIN A0
#define Horz_PIN A1

void splash() {
  oled.clear();
  oled.setCursor(15, 1);
  oled.print(F("ATtiny85+SSD1306"));

  oled.setCursor(30, 3);
  oled.print(F("Thumbstick"));

  oled.setCursor(20, 7);
  oled.print(F("Christian Scott"));
}

void prepareDisplay() {
  oled.clear();
  oled.begin();

  oled.setCursor(2, 2);
  oled.print(F("Horizontal | Vertical"));

  oled.setCursor(25, 4);
  oled.print(F("0"));
  oled.setCursor(95, 4);
  oled.print(F("0"));
}

void setup() {
  pinMode(Vert_PIN, INPUT);
  pinMode(Horz_PIN, INPUT);

  map(analogRead(Horz_PIN), 512, 1023, -100, 100);
  map(analogRead(Vert_PIN), 512, 1023, -100, 100);

  oled.begin(128, 64, sizeof(tiny4koled_init_128x64br), tiny4koled_init_128x64br);

  // Two fonts are supplied with this library, FONT8X16 and FONT6X8
  oled.setFont(FONT6X8);

  // To clear all the memory
  oled.clear();
  oled.on();

  splash();

  delay(3000);
  prepareDisplay();

}

int xpos[2] = {64, 32};

void loop() {
  // put your main code here, to run repeatedly:
  int horz_val = map(analogRead(Horz_PIN), 0, 1023, -100, 100);
  int vert_val = map(analogRead(Vert_PIN), 0, 1023, -100, 100);

  map(horz_val, 512, 1023, -100, 100);
  map(vert_val, 512, 1023, -100, 100);

  oled.setCursor(25, 4);
  
  oled.print(horz_val);
  oled.print("   ");
  oled.setCursor(95, 4);
  oled.print(vert_val);
  oled.print("   ");
  delay(100);
}