#include <U8g2lib.h>
// #include <Adafruit_BMP280.h>
#include <Wire.h>

static const unsigned char image_Dominar_bits[] U8X8_PROGMEM = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0xff,0x3f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xc0,0xff,0xff,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xfc,0xff,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xfe,0x8f,0xff,0x7f,0xfc,0x01,0x9e,0xcf,0x1f,0x60,0xfe,0xf9,0xff,0x07,0x00,0x80,0xff,0xe7,0x03,0x70,0xfe,0x07,0x9f,0xe7,0x73,0x30,0xc7,0xf3,0xff,0x0f,0x00,0xc0,0xff,0xf3,0x01,0x70,0x7e,0x87,0xcd,0xe7,0xe1,0x98,0x87,0x07,0xf0,0x07,0x00,0xe0,0xff,0xf8,0x80,0xbf,0x3f,0xfe,0xcc,0xf3,0xc0,0xcd,0x07,0x0f,0xff,0x01,0x00,0xf0,0x7f,0xf8,0xfc,0xbf,0x3f,0x7c,0xe6,0xfb,0x80,0xef,0xe3,0x1f,0xff,0x00,0x00,0xff,0x1f,0xf0,0xff,0xcf,0x0f,0x18,0xf3,0x79,0x00,0xe3,0x01,0x3e,0x7c,0x00,0xf0,0xff,0x0f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xf8,0x00,0xff,0x3f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0x01,0xff,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xc0,0x03};
static const unsigned char image_D400_bits[] U8X8_PROGMEM = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xc0,0xff,0x7f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xff,0xff,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xf8,0xff,0x0f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xfc,0x9f,0x87,0xcf,0xff,0x9f,0xff,0x3f,0x00,0x00,0xff,0xef,0xc3,0xef,0x03,0xdc,0x0f,0x38,0x00,0x80,0xff,0xf7,0xc0,0xf7,0x01,0xee,0x03,0x1c,0x00,0xc0,0xff,0xf9,0xff,0xfb,0xc0,0xff,0x81,0x1f,0x00,0xe0,0xff,0xfe,0xff,0xfb,0xff,0xf7,0xff,0x0f,0x00,0xfe,0x3f,0x00,0xf0,0xf1,0xff,0xe3,0xff,0x07,0xe0,0xff,0x1f,0x00,0xf8,0xc0,0xff,0x80,0xff,0x01,0xff,0x7f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xfe,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
static const unsigned char image_New_Project__1___1__bits[] U8X8_PROGMEM = {0xc0,0x01,0x00,0x07,0xc0,0x01,0x80,0x08,0xc0,0x41,0x40,0x10,0xc0,0xa1,0x40,0x10,0xc0,0x81,0x80,0x10,0xf9,0x6f,0x00,0x18,0xf0,0x07,0x00,0x0c,0xe7,0xf3,0xff,0x07,0xc0,0x01,0x00,0x00,0x9f,0xfc,0x3f,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x50,0x00,0x00,0x00,0x20,0x00};
static const unsigned char image_frame1_1_bits[] U8X8_PROGMEM = {0x00,0x3c,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x0e,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
static const unsigned char image_frame2_bits[] U8X8_PROGMEM = {0x00,0x00,0x1e,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
static const unsigned char image_frame3_bits[] U8X8_PROGMEM = {0x03,0x00,0x00,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
static const unsigned char image_arrowDown_bits[] U8X8_PROGMEM = {0x00,0x00,0x08,0x08,0x08,0x08,0x08,0x08,0x49,0x2a,0x1c,0x08,0x00,0x00};
static const unsigned char image_arrowUp_bits[] U8X8_PROGMEM = {0x00,0x00,0x08,0x1c,0x2a,0x49,0x08,0x08,0x08,0x08,0x08,0x08,0x00,0x00};
static const unsigned char image_dash_bits[] U8X8_PROGMEM = {0x00,0x00,0x3e,0x00,0x00};
// Adafruit_BMP280 bmp; // I2C

// U8G2_SSD1306_128X64_NONAME_F_SW_I2C u8g2(U8G2_R0, /* clock=*/ 22, /* data=*/ 21, /* reset=*/ U8X8_PIN_NONE);   // All Boards without Reset of the Display
U8G2_SSD1306_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, /* reset=*/ U8X8_PIN_NONE, /* clock=*/ 22, /* data=*/ 21);   // ESP32 Thing, HW I2C with pin remapping
int width = 0;
char buffer[20];
char buff_tmp[7];
float prevPress;
int currframe = 1;
void setup()
{
  // bmp.begin(0x76); 
  Serial.begin(9600);
  u8g2.begin();
   
  
//Welcome Sreen
  u8g2.clearBuffer();
  u8g2.setFontMode(1);
  u8g2.setBitmapMode(1);
  // u8g2.drawFrame(4, 22, 120, 19);
  u8g2.drawXBMP(2, 17, 124, 13, image_Dominar_bits);
  u8g2.drawXBMP(46, 29, 78, 13, image_D400_bits);

  for (width = 1; width <= 127; width*=2){
    // u8g2.drawBox(6, 24, width, 15);
    u8g2.drawLine(0, 63, width, 63);
    u8g2.sendBuffer();
    delay(200);
  }
delay(500);

  /* Default settings from datasheet. */
  // bmp.setSampling(Adafruit_BMP280::MODE_NORMAL,     /* Operating Mode. */
  //                 Adafruit_BMP280::SAMPLING_X2,     /* Temp. oversampling */
  //                 Adafruit_BMP280::SAMPLING_X16,    /* Pressure oversampling */
  //                 Adafruit_BMP280::FILTER_X16,      /* Filtering. */
  //                 Adafruit_BMP280::STANDBY_MS_500); /* Standby time. */

}

void loop()
{
  // float tmp = 28.3;
  float tmp = random(27.5, 35.5);
  // float pres = 999999.99;
  float pres = random(101355.00, 109000.00);
  

    u8g2.clearBuffer();	
    u8g2.drawLine (0, 0, 127, 0); //top
    u8g2.drawLine (0, 0, 0, 64); //left
    u8g2.drawLine (0, 63, 127, 63);// bottom
    u8g2.drawLine (0, 46, 127, 46); // line above alti
    u8g2.drawLine (127, 0, 127, 63); //right
    // u8g2.drawLine (64, 0, 64, 46); // center


  // u8g2.setFont(u8g2_font_ncenB08_tr);	// choose a suitable font
  //   u8g2.drawStr(20,11,"Temperature (C)");
    // u8g2.drawStr(70,11,"Humidity");
    
  // u8g2.setFont(u8g2_font_crox2cb_tf);
  u8g2.setFont(u8g2_font_4x6_mr);
  u8g2.drawXBMP(2, 49, 29, 13, image_New_Project__1___1__bits);
    u8g2.drawStr(105,60,"hPa"); 
    u8g2.setFont(u8g2_font_crox2cb_tf);
    u8g2.setCursor(32,60); 
    u8g2.print(pres/100,2);
    Serial.println(pres);

    if (prevPress != 0 && pres < prevPress){
      u8g2.drawXBMP(119, 49, 7, 14, image_arrowDown_bits);
    }

    else if (prevPress != 0 && pres > prevPress){
      u8g2.drawXBMP(119, 49, 7, 14, image_arrowUp_bits);
    }
    else{
    u8g2.drawXBMP(119, 54, 7, 5, image_dash_bits);
    }

    u8g2.setFont(u8g2_font_helvR24_te);
    u8g2.setCursor(15,36); 
    strcpy(buffer, dtostrf(tmp, 1,1,buff_tmp));
    strcat(buffer, "\xB0""C");
    u8g2.print(buffer);
    Serial.println(tmp,1);

    if (currframe == 1){
    u8g2.drawXBMP(1, 50, 29, 6, image_frame1_1_bits);
    currframe++;  
    }
    else if(currframe == 2){
    u8g2.drawXBMP(1, 50, 29, 6, image_frame2_bits);
    currframe++;
    }
else if(currframe == 3){
  u8g2.drawXBMP(1, 50, 29, 6, image_frame3_bits);
  currframe = 1;
}
    
  u8g2.sendBuffer();	
        prevPress = pres;
  delay(2000);
  }