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#include <Arduino.h>

#include <U8g2lib.h>

#include <Wire.h>

U8G2_SH1106_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, /* reset=*/ U8X8_PIN_NONE);

//BUTTON PIN ASSIGNMENTS

int dial_butt = 0;

int dialA = 1;

int dialB = 2;

//DEBOUNCE

unsigned long lasttime = 0;

int buttondelay = 400;

//dial setup

int pinALast = 0;

int aVal = 0;

int lastWhole;

int encoderPosCount = 0;

int dialState = 1; //1 is life, 0 is infect

unsigned long dial_lastbuttonpress = 0;

//called by draw function

void u8g2_prepare(void) {

  u8g2.setFont(u8g2_font_6x10_tf);

  u8g2.setFontRefHeightExtendedText();

  u8g2.setDrawColor(1);

  u8g2.setFontPosTop();

  u8g2.setFontDirection(0);

}

//drawing pages

void u8g2_box_frame(uint8_t a) {

  u8g2.drawStr( 0, 0, "drawBox");

  u8g2.drawBox(5,10,20,10);

  u8g2.drawBox(10+a,15,30,7);

  u8g2.drawStr( 0, 30, "drawFrame");

  u8g2.drawFrame(5,10+30,20,10);

  u8g2.drawFrame(10+a,15+30,30,7);

}

void u8g2_disc_circle(uint8_t a) {

  u8g2.drawStr( 0, 0, "drawDisc");

  u8g2.drawDisc(10,18,9);

  u8g2.drawDisc(24+a,16,7);

  u8g2.drawStr( 0, 30, "drawCircle");

  u8g2.drawCircle(10,18+30,9);

  u8g2.drawCircle(24+a,16+30,7);

}

void u8g2_r_frame(uint8_t a) {

  u8g2.drawStr( 0, 0, "drawRFrame/Box");

  u8g2.drawRFrame(5, 10,40,30, a+1);

  u8g2.drawRBox(50, 10,25,40, a+1);

}

void u8g2_string(uint8_t a) {

  u8g2.setFontDirection(0);

  u8g2.drawStr(30+a,31, " 0");

  u8g2.setFontDirection(1);

  u8g2.drawStr(30,31+a, " 90");

  u8g2.setFontDirection(2);

  u8g2.drawStr(30-a,31, " 180");

  u8g2.setFontDirection(3);

  u8g2.drawStr(30,31-a, " 270");

}

void u8g2_line(uint8_t a) {

  u8g2.drawStr( 0, 0, "drawLine");

  u8g2.drawLine(7+a, 10, 40, 55);

  u8g2.drawLine(7+a*2, 10, 60, 55);

  u8g2.drawLine(7+a*3, 10, 80, 55);

  u8g2.drawLine(7+a*4, 10, 100, 55);

}

void u8g2_triangle(uint8_t a) {

  uint16_t offset = a;

  u8g2.drawStr( 0, 0, "drawTriangle");

  u8g2.drawTriangle(14,7, 45,30, 10,40);

  u8g2.drawTriangle(14+offset,7-offset, 45+offset,30-offset, 57+offset,10-offset);

  u8g2.drawTriangle(57+offset*2,10, 45+offset*2,30, 86+offset*2,53);

  u8g2.drawTriangle(10+offset,40+offset, 45+offset,30+offset, 86+offset,53+offset);

}

void u8g2_ascii_1() {

  char s[2] = " ";

  uint8_t x, y;

  u8g2.drawStr( 0, 0, "ASCII page 1");

  for( y = 0; y < 6; y++ ) {

    for( x = 0; x < 16; x++ ) {

      s[0] = y*16 + x + 32;

      u8g2.drawStr(x*7, y*10+10, s);

    }

  }

}

void u8g2_ascii_2() {

  char s[2] = " ";

  uint8_t x, y;

  u8g2.drawStr( 0, 0, "ASCII page 2");

  for( y = 0; y < 6; y++ ) {

    for( x = 0; x < 16; x++ ) {

      s[0] = y*16 + x + 160;

      u8g2.drawStr(x*7, y*10+10, s);

    }

  }

}

void u8g2_extra_page(uint8_t a)

{

  u8g2.drawStr( 0, 0, "Unicode");

  u8g2.setFont(u8g2_font_unifont_t_symbols);

  u8g2.setFontPosTop();

  u8g2.drawUTF8(0, 24, "☀ ☁");

  switch(a) {

    case 0:

    case 1:

    case 2:

    case 3:

      u8g2.drawUTF8(a*3, 36, "☂");

      break;

    case 4:

    case 5:

    case 6:

    case 7:

      u8g2.drawUTF8(a*3, 36, "☔");

      break;

  }

}

#define cross_width 24

#define cross_height 24

static const unsigned char cross_bits[] U8X8_PROGMEM  = {

  0x00, 0x18, 0x00, 0x00, 0x24, 0x00, 0x00, 0x24, 0x00, 0x00, 0x42, 0x00,

  0x00, 0x42, 0x00, 0x00, 0x42, 0x00, 0x00, 0x81, 0x00, 0x00, 0x81, 0x00,

  0xC0, 0x00, 0x03, 0x38, 0x3C, 0x1C, 0x06, 0x42, 0x60, 0x01, 0x42, 0x80,

  0x01, 0x42, 0x80, 0x06, 0x42, 0x60, 0x38, 0x3C, 0x1C, 0xC0, 0x00, 0x03,

  0x00, 0x81, 0x00, 0x00, 0x81, 0x00, 0x00, 0x42, 0x00, 0x00, 0x42, 0x00,

  0x00, 0x42, 0x00, 0x00, 0x24, 0x00, 0x00, 0x24, 0x00, 0x00, 0x18, 0x00, };

#define cross_fill_width 24

#define cross_fill_height 24

static const unsigned char cross_fill_bits[] U8X8_PROGMEM  = {

  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x18, 0x64, 0x00, 0x26,

  0x84, 0x00, 0x21, 0x08, 0x81, 0x10, 0x08, 0x42, 0x10, 0x10, 0x3C, 0x08,

  0x20, 0x00, 0x04, 0x40, 0x00, 0x02, 0x80, 0x00, 0x01, 0x80, 0x18, 0x01,

  0x80, 0x18, 0x01, 0x80, 0x00, 0x01, 0x40, 0x00, 0x02, 0x20, 0x00, 0x04,

  0x10, 0x3C, 0x08, 0x08, 0x42, 0x10, 0x08, 0x81, 0x10, 0x84, 0x00, 0x21,

  0x64, 0x00, 0x26, 0x18, 0x00, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, };

#define cross_block_width 14

#define cross_block_height 14

static const unsigned char cross_block_bits[] U8X8_PROGMEM  = {

  0xFF, 0x3F, 0x01, 0x20, 0x01, 0x20, 0x01, 0x20, 0x01, 0x20, 0x01, 0x20,

  0xC1, 0x20, 0xC1, 0x20, 0x01, 0x20, 0x01, 0x20, 0x01, 0x20, 0x01, 0x20,

  0x01, 0x20, 0xFF, 0x3F, };

void u8g2_bitmap_overlay(uint8_t a) {

  uint8_t frame_size = 28;

  u8g2.drawStr(0, 0, "Bitmap overlay");

  u8g2.drawStr(0, frame_size + 12, "Solid / transparent");

  u8g2.setBitmapMode(false /* solid */);

  u8g2.drawFrame(0, 10, frame_size, frame_size);

  u8g2.drawXBMP(2, 12, cross_width, cross_height, cross_bits);

  if(a & 4)

    u8g2.drawXBMP(7, 17, cross_block_width, cross_block_height, cross_block_bits);

  u8g2.setBitmapMode(true /* transparent*/);

  u8g2.drawFrame(frame_size + 5, 10, frame_size, frame_size);

  u8g2.drawXBMP(frame_size + 7, 12, cross_width, cross_height, cross_bits);

  if(a & 4)

    u8g2.drawXBMP(frame_size + 12, 17, cross_block_width, cross_block_height, cross_block_bits);

}

void u8g2_bitmap_modes(uint8_t transparent) {

  const uint8_t frame_size = 24;

  u8g2.drawBox(0, frame_size * 0.5, frame_size * 5, frame_size);

  u8g2.drawStr(frame_size * 0.5, 50, "Black");

  u8g2.drawStr(frame_size * 2, 50, "White");

  u8g2.drawStr(frame_size * 3.5, 50, "XOR");

  if(!transparent) {

    u8g2.setBitmapMode(false /* solid */);

    u8g2.drawStr(0, 0, "Solid bitmap");

  } else {

    u8g2.setBitmapMode(true /* transparent*/);

    u8g2.drawStr(0, 0, "Transparent bitmap");

  }

  u8g2.setDrawColor(0);// Black

  u8g2.drawXBMP(frame_size * 0.5, 24, cross_width, cross_height, cross_bits);

  u8g2.setDrawColor(1); // White

  u8g2.drawXBMP(frame_size * 2, 24, cross_width, cross_height, cross_bits);

  u8g2.setDrawColor(2); // XOR

  u8g2.drawXBMP(frame_size * 3.5, 24, cross_width, cross_height, cross_bits);

}

//draw function

uint8_t draw_state = 0;

uint8_t draw_state1 = 0;

void draw(void) {

  u8g2_prepare();

  switch(draw_state >> 3) {

    case 0: u8g2_box_frame(draw_state&7); break;

    case 1: u8g2_disc_circle(draw_state&7); break;

    case 2: u8g2_r_frame(draw_state&7); break;

    case 3: u8g2_string(draw_state&7); break;

    case 4: u8g2_line(draw_state&7); break;

    case 5: u8g2_triangle(draw_state&7); break;

    case 6: u8g2_ascii_1(); break;

    case 7: u8g2_ascii_2(); break;

    case 8: u8g2_extra_page(draw_state&7); break;

    case 9: u8g2_bitmap_modes(0); break;

    case 10: u8g2_bitmap_modes(1); break;

    case 11: u8g2_bitmap_overlay(draw_state&7); break;

  }

}

void setup(void) {

  u8g2.begin();

}

void loop(void) {

  // picture loop  

  u8g2.clearBuffer();

  draw();

  u8g2.sendBuffer();

  if (digitalRead(dial_butt) == LOW && millis() - dial_lastbuttonpress >= buttondelay)

  {

    dial_lastbuttonpress = millis();

    draw_state++;

    if ( draw_state >= 12*8 )

    draw_state = 0;

    Serial.print("button");

    Serial.println(draw_state);

  }

  // increase the state

  // delay between each page

  delay(100);}

#include <Arduino.h>

#include <U8g2lib.h>

#include <Wire.h>

U8G2_SH1106_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, /* reset=*/ U8X8_PIN_NONE);

//BUTTON PIN ASSIGNMENTS

int dial_butt = 0;

int dialA = 1;

int dialB = 2;

//DEBOUNCE

unsigned long lasttime = 0;

int buttondelay = 400;

//dial setup

int pinALast = 0;

int aVal = 0;

int lastWhole;

int encoderPosCount = 0;

int dialState = 1; //1 is life, 0 is infect

unsigned long dial_lastbuttonpress = 0;

//called by draw function

void u8g2_prepare(void) {

  u8g2.setFont(u8g2_font_6x10_tf);

  u8g2.setFontRefHeightExtendedText();

  u8g2.setDrawColor(1);

  u8g2.setFontPosTop();

  u8g2.setFontDirection(0);

}

//drawing pages

void u8g2_box_frame(uint8_t a) {

  u8g2.drawStr( 0, 0, "drawBox");

  u8g2.drawBox(5,10,20,10);

  u8g2.drawBox(10+a,15,30,7);

  u8g2.drawStr( 0, 30, "drawFrame");

  u8g2.drawFrame(5,10+30,20,10);

  u8g2.drawFrame(10+a,15+30,30,7);

}

void u8g2_disc_circle(uint8_t a) {

  u8g2.drawStr( 0, 0, "drawDisc");

  u8g2.drawDisc(10,18,9);

  u8g2.drawDisc(24+a,16,7);

  u8g2.drawStr( 0, 30, "drawCircle");

  u8g2.drawCircle(10,18+30,9);

  u8g2.drawCircle(24+a,16+30,7);

}

void u8g2_r_frame(uint8_t a) {

  u8g2.drawStr( 0, 0, "drawRFrame/Box");

  u8g2.drawRFrame(5, 10,40,30, a+1);

  u8g2.drawRBox(50, 10,25,40, a+1);

}

void u8g2_string(uint8_t a) {

  u8g2.setFontDirection(0);

  u8g2.drawStr(30+a,31, " 0");

  u8g2.setFontDirection(1);

  u8g2.drawStr(30,31+a, " 90");

  u8g2.setFontDirection(2);

  u8g2.drawStr(30-a,31, " 180");

  u8g2.setFontDirection(3);

  u8g2.drawStr(30,31-a, " 270");

}

void u8g2_line(uint8_t a) {

  u8g2.drawStr( 0, 0, "drawLine");

  u8g2.drawLine(7+a, 10, 40, 55);

  u8g2.drawLine(7+a*2, 10, 60, 55);

  u8g2.drawLine(7+a*3, 10, 80, 55);

  u8g2.drawLine(7+a*4, 10, 100, 55);

}

void u8g2_triangle(uint8_t a) {

  uint16_t offset = a;

  u8g2.drawStr( 0, 0, "drawTriangle");

  u8g2.drawTriangle(14,7, 45,30, 10,40);

  u8g2.drawTriangle(14+offset,7-offset, 45+offset,30-offset, 57+offset,10-offset);

  u8g2.drawTriangle(57+offset*2,10, 45+offset*2,30, 86+offset*2,53);

  u8g2.drawTriangle(10+offset,40+offset, 45+offset,30+offset, 86+offset,53+offset);

}

void u8g2_ascii_1() {

  char s[2] = " ";

  uint8_t x, y;

  u8g2.drawStr( 0, 0, "ASCII page 1");

  for( y = 0; y < 6; y++ ) {

    for( x = 0; x < 16; x++ ) {

      s[0] = y*16 + x + 32;

      u8g2.drawStr(x*7, y*10+10, s);

    }

  }

}

void u8g2_ascii_2() {

  char s[2] = " ";

  uint8_t x, y;

  u8g2.drawStr( 0, 0, "ASCII page 2");

  for( y = 0; y < 6; y++ ) {

    for( x = 0; x < 16; x++ ) {

      s[0] = y*16 + x + 160;

      u8g2.drawStr(x*7, y*10+10, s);

    }

  }

}

void u8g2_extra_page(uint8_t a)

{

  u8g2.drawStr( 0, 0, "Unicode");

  u8g2.setFont(u8g2_font_unifont_t_symbols);

  u8g2.setFontPosTop();

  u8g2.drawUTF8(0, 24, "☀ ☁");

  switch(a) {

    case 0:

    case 1:

    case 2:

    case 3:

      u8g2.drawUTF8(a*3, 36, "☂");

      break;

    case 4:

    case 5:

    case 6:

    case 7:

      u8g2.drawUTF8(a*3, 36, "☔");

      break;

  }

}

#define cross_width 24

#define cross_height 24

static const unsigned char cross_bits[] U8X8_PROGMEM  = {

  0x00, 0x18, 0x00, 0x00, 0x24, 0x00, 0x00, 0x24, 0x00, 0x00, 0x42, 0x00,

  0x00, 0x42, 0x00, 0x00, 0x42, 0x00, 0x00, 0x81, 0x00, 0x00, 0x81, 0x00,

  0xC0, 0x00, 0x03, 0x38, 0x3C, 0x1C, 0x06, 0x42, 0x60, 0x01, 0x42, 0x80,

  0x01, 0x42, 0x80, 0x06, 0x42, 0x60, 0x38, 0x3C, 0x1C, 0xC0, 0x00, 0x03,

  0x00, 0x81, 0x00, 0x00, 0x81, 0x00, 0x00, 0x42, 0x00, 0x00, 0x42, 0x00,

  0x00, 0x42, 0x00, 0x00, 0x24, 0x00, 0x00, 0x24, 0x00, 0x00, 0x18, 0x00, };

#define cross_fill_width 24

#define cross_fill_height 24

static const unsigned char cross_fill_bits[] U8X8_PROGMEM  = {

  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x18, 0x64, 0x00, 0x26,

  0x84, 0x00, 0x21, 0x08, 0x81, 0x10, 0x08, 0x42, 0x10, 0x10, 0x3C, 0x08,

  0x20, 0x00, 0x04, 0x40, 0x00, 0x02, 0x80, 0x00, 0x01, 0x80, 0x18, 0x01,

  0x80, 0x18, 0x01, 0x80, 0x00, 0x01, 0x40, 0x00, 0x02, 0x20, 0x00, 0x04,

  0x10, 0x3C, 0x08, 0x08, 0x42, 0x10, 0x08, 0x81, 0x10, 0x84, 0x00, 0x21,

  0x64, 0x00, 0x26, 0x18, 0x00, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, };

#define cross_block_width 14

#define cross_block_height 14

static const unsigned char cross_block_bits[] U8X8_PROGMEM  = {

  0xFF, 0x3F, 0x01, 0x20, 0x01, 0x20, 0x01, 0x20, 0x01, 0x20, 0x01, 0x20,

  0xC1, 0x20, 0xC1, 0x20, 0x01, 0x20, 0x01, 0x20, 0x01, 0x20, 0x01, 0x20,

  0x01, 0x20, 0xFF, 0x3F, };

void u8g2_bitmap_overlay(uint8_t a) {

  uint8_t frame_size = 28;

  u8g2.drawStr(0, 0, "Bitmap overlay");

  u8g2.drawStr(0, frame_size + 12, "Solid / transparent");

  u8g2.setBitmapMode(false /* solid */);

  u8g2.drawFrame(0, 10, frame_size, frame_size);

  u8g2.drawXBMP(2, 12, cross_width, cross_height, cross_bits);

  if(a & 4)

    u8g2.drawXBMP(7, 17, cross_block_width, cross_block_height, cross_block_bits);

  u8g2.setBitmapMode(true /* transparent*/);

  u8g2.drawFrame(frame_size + 5, 10, frame_size, frame_size);

  u8g2.drawXBMP(frame_size + 7, 12, cross_width, cross_height, cross_bits);

  if(a & 4)

    u8g2.drawXBMP(frame_size + 12, 17, cross_block_width, cross_block_height, cross_block_bits);

}

void u8g2_bitmap_modes(uint8_t transparent) {

  const uint8_t frame_size = 24;

  u8g2.drawBox(0, frame_size * 0.5, frame_size * 5, frame_size);

  u8g2.drawStr(frame_size * 0.5, 50, "Black");

  u8g2.drawStr(frame_size * 2, 50, "White");

  u8g2.drawStr(frame_size * 3.5, 50, "XOR");

  if(!transparent) {

    u8g2.setBitmapMode(false /* solid */);

    u8g2.drawStr(0, 0, "Solid bitmap");

  } else {

    u8g2.setBitmapMode(true /* transparent*/);

    u8g2.drawStr(0, 0, "Transparent bitmap");

  }

  u8g2.setDrawColor(0);// Black

  u8g2.drawXBMP(frame_size * 0.5, 24, cross_width, cross_height, cross_bits);

  u8g2.setDrawColor(1); // White

  u8g2.drawXBMP(frame_size * 2, 24, cross_width, cross_height, cross_bits);

  u8g2.setDrawColor(2); // XOR

  u8g2.drawXBMP(frame_size * 3.5, 24, cross_width, cross_height, cross_bits);

}

//draw function

uint8_t draw_state = 0;

uint8_t draw_state1 = 0;

void draw(void) {

  u8g2_prepare();

    switch(draw_state1) {

    case 0: u8g2_box_frame(draw_state&7); break;

    case 1: u8g2_disc_circle(draw_state&7); break;

    case 2: u8g2_r_frame(draw_state&7); break;

    case 3: u8g2_string(draw_state&7); break;

    case 4: u8g2_line(draw_state&7); break;

    case 5: u8g2_triangle(draw_state&7); break;

    case 6: u8g2_ascii_1(); break;

    case 7: u8g2_ascii_2(); break;

    case 8: u8g2_extra_page(draw_state&7); break;

    case 9: u8g2_bitmap_modes(0); break;

    case 10: u8g2_bitmap_modes(1); break;

    case 11: u8g2_bitmap_overlay(draw_state&7); break;

  }

}

void setup(void) {

  u8g2.begin();

  pinMode(dial_butt, INPUT_PULLUP);

  pinMode (dialA, INPUT);

  pinMode (dialB, INPUT);

  pinALast = digitalRead(dialA);

  Serial.begin(115200);

}

void loop(void) {

  // picture loop  

  u8g2.clearBuffer();

  draw();

  u8g2.sendBuffer();

  if (digitalRead(dial_butt) == LOW && millis() - dial_lastbuttonpress >= buttondelay)

  {

    dial_lastbuttonpress = millis();

    Serial.print("button");

    Serial.println(draw_state1);

    draw_state1++;

    if ( draw_state1 >= 12 )

      draw_state1 = 0;

  } 

  // increase the state

  draw_state++;

  if ( draw_state >= 12*8 )

    draw_state = 0; 

  // delay between each page

  delay(100);

}