#include <U8g2lib.h>
#include <Wire.h>
#define time_delay 2000
U8G2_SH1106_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, U8X8_PIN_NONE);
const char COPYRIGHT_SYMBOL[] = {0xa9, '\0'};
void u8g2_prepare() {
u8g2.setFont(u8g2_font_10x20_tf);
//u8g2.setFont(u8g2_font_sirclive_tr); 
//u8g2.setFont(u8g2_font_sirclive_tr); 
//u8g2.setFont(u8g2_font_sirclive_tr); 
//u8g2.setFont(u8g2_font_sirclive_tr); 
 //u8g2.setFont(u8g2_font_sirclive_tr); 
 u8g2.setFontRefHeightExtendedText();
 u8g2.setDrawColor(1);
 u8g2.setFontPosTop();
 u8g2.setFontDirection(0);
}


void u8g2_unicode() {
 u8g2.drawStr(0, 0, "1) Unicode");
 u8g2.drawStr(0, 15, "2) Unicode");
u8g2.drawStr(0, 30, "3) Unicode");
u8g2.drawStr(0, 45, "4) Unicode");
 u8g2.setFont(u8g2_font_unifont_t_symbols);
 u8g2.setFontPosTop();
 u8g2.setFontDirection(0);
 
}

#define image_width 128
#define image_height 21
static const unsigned char image_bits[] U8X8_PROGMEM = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x06, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x1f, 0x00, 0x00,
 0xfc, 0x1f, 0x00, 0x00, 0x06, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0xfe, 0x1f, 0x00, 0x00, 0xfc, 0x7f, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x07, 0x18, 0x00, 0x00, 0x0c, 0x60, 0x00, 0x00,
 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x18, 0x00, 0x00,
 0x0c, 0xc0, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x03, 0x18, 0x00, 0x00, 0x0c, 0xc0, 0xf0, 0x1f, 0x06, 0x63, 0x80, 0xf1,
 0x1f, 0xfc, 0x33, 0xc0, 0x03, 0x18, 0x00, 0x00, 0x0c, 0xc0, 0xf8, 0x3f,
 0x06, 0x63, 0xc0, 0xf9, 0x3f, 0xfe, 0x33, 0xc0, 0x03, 0x18, 0x00, 0x00,
 0x0c, 0xc0, 0x18, 0x30, 0x06, 0x63, 0xc0, 0x18, 0x30, 0x06, 0x30, 0xc0,
 0xff, 0xff, 0xdf, 0xff, 0x0c, 0xc0, 0x18, 0x30, 0x06, 0x63, 0xe0, 0x18,
 0x30, 0x06, 0x30, 0xc0, 0xff, 0xff, 0xdf, 0xff, 0x0c, 0xc0, 0x98, 0x3f,
 0x06, 0x63, 0x60, 0x98, 0x3f, 0x06, 0x30, 0xc0, 0x03, 0x18, 0x0c, 0x00,
 0x0c, 0xc0, 0x98, 0x1f, 0x06, 0x63, 0x70, 0x98, 0x1f, 0x06, 0x30, 0xc0,
 0x03, 0x18, 0x06, 0x00, 0x0c, 0xc0, 0x18, 0x00, 0x06, 0x63, 0x38, 0x18,
 0x00, 0x06, 0x30, 0xc0, 0x03, 0x18, 0x03, 0x00, 0x0c, 0xe0, 0x18, 0x00,
 0x06, 0x63, 0x1c, 0x18, 0x00, 0x06, 0x30, 0xc0, 0x00, 0x80, 0x01, 0x00,
 0xfc, 0x7f, 0xf8, 0x07, 0x1e, 0xe3, 0x0f, 0xf8, 0x07, 0x06, 0xf0, 0xcf,
 0x00, 0xc0, 0x00, 0x00, 0xfc, 0x3f, 0xf0, 0x07, 0x1c, 0xe3, 0x07, 0xf0,
 0x07, 0x06, 0xe0, 0xcf, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x30, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0,
 0x00, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0xe0, 0x00, 0xfc, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0x00, 0xfc, 0x1f, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3f };

void u8g2_bitmap() {
 u8g2.drawXBMP(0, 5, image_width, image_height, image_bits);
}
void setup(void) {
 u8g2.begin();
 u8g2_prepare();
}
float i = 0.0;
void loop(void) {


 u8g2.clearBuffer();
 u8g2_prepare();
 u8g2_unicode();
 u8g2.sendBuffer();
 delay(time_delay);

 u8g2.clearBuffer();
 u8g2_bitmap();
 u8g2.sendBuffer();
 delay(time_delay);

 u8g2.clearBuffer();
 u8g2.setCursor(0, 0);
 u8g2.print(i);
 i = i + 1.5;
 u8g2.sendBuffer();
 delay(time_delay);
}