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

#include "images.h" // See the file content
#include "anims.h" // See the file content

const int SCREEN_WIDTH = 128; // OLED display width, in pixels
const int SCREEN_HEIGHT = 64; // OLED display height, in pixels

// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);

void setup() {
  Serial.begin(9600);

  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3D for 128x64
    Serial.println(F("SSD1306 allocation failed"));
    while(true);
  }
}

/* the Important function */
void draw_bitmap(int x, int y, int width, int height, int color, const unsigned char img_data[])
{
  display.clearDisplay();
  display.drawBitmap(x, y, img_data, width, height, color);
  display.display();
}

const int anim_nb_frames = 6;
const unsigned char *anim_frames[] = {
  frame_00, frame_06, frame_12, frame_18, frame_24, frame_30
};

void draw_animation(int loop, int pause)
{
  int i;
  while(loop) {
    for (i = 0; i < anim_nb_frames; i++) {
      draw_bitmap(0, 0, 128, 64, WHITE, anim_frames[i]);
      delay(pause);
    }

    loop--;
  }
}

void loop()
{
  draw_bitmap(0, 0, 128, 64, WHITE, NaN);
  delay(1000);

  draw_animation(5, 50);
  delay(1000);
}