#include "SPI.h"
#include "Adafruit_GFX.h"
#include "Adafruit_ILI9341.h"
#include <Fonts/FreeSerif12pt7b.h>
//#include <Fonts/FreeSerifBoldItalic9pt7b.h>
//#include <Fonts/FreeSerifBoldItalic12pt7b.h>
#include <Fonts/FreeSerifBoldItalic24pt7b.h>

#define TFT_DC 9
#define TFT_CS 10
#define slider A0


#define WHITE   0xFFFF
#define BLACK   0x0000
#define BLUE   0x2A6C
#define Lt_BLUE   0x043F
#define OFF_WHITE 0xDEDB
#define LT_BROWN 0xB328
#define DK_BROWN 0x6A05
#define TEAL 0x07F9
#define DK_RED 0x6145



float pi = 3.14159;
float last_reading = 0;
float reading_Change = -15;
bool Startup = true;

               Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);

int  x, y, w, h;
const char *CHAR_reading; 



void setup() {
  // Serial.begin(9600);
  // Serial.println("ILI9341 Test!");
int Temp_y_pos = 65;
int Brewing_y_pos = 130;
int Brewing_sec_y_pos = 160;
int preinf_y_pos = 180;
int Last_shot_y_pos = 205;

  tft.begin();
  tft.fillScreen(OFF_WHITE);
  tft.fillRect(0, 0, 240, 145, BLUE);
  tft.drawCircle(120, 120, 120, BLACK);

  tft.fillRoundRect(20, 105, 200, 60, 44, DK_BROWN);


  tft.setTextSize(1);   tft.setFont(&FreeSerif12pt7b); tft.setCursor(120 + 25, Temp_y_pos + 12);
  Print_in_center("/180", Temp_y_pos + 30);


  tft.setTextColor(OFF_WHITE);    tft.setTextSize(1);
  Print_in_center("Brewing...", Brewing_y_pos);
  Print_in_center("32.51s", Brewing_sec_y_pos);

  tft.setTextColor(BLACK);    tft.setTextSize(1);   tft.setFont(); tft.setCursor (30,preinf_y_pos);
   tft.print("Pre-Infus:");
  tft.setTextSize(1);   tft.setFont(&FreeSerif12pt7b);
  tft.print("20%  | 5.5sec");
  tft.setTextColor(BLACK);    tft.setTextSize(1);   tft.setFont(); tft.setCursor (60,Last_shot_y_pos);
  tft.print("Last Shot:");
  tft.setTextSize(1);   tft.setFont(&FreeSerif12pt7b);
  tft.print("35.6sec");
  


}

void loop(void) {
  int Temp_y_pos = 65;
  float reading_maxpoint = 1023;
  float reading = ((analogRead(slider) / reading_maxpoint) * 195);
  float TEMP_reading = ((analogRead(slider) / reading_maxpoint));
  tft.fillRect(55, 34, 130, 38, BLUE);

  String STR_reading = String(reading);
  CHAR_reading =STR_reading.c_str(); 

  tft.setTextColor(BLACK);    tft.setTextSize(0);  tft.setFont(&FreeSerifBoldItalic24pt7b);
  Print_in_center(CHAR_reading,Temp_y_pos);




//////////////////////////////////////////////////////////////////////////

  // float LG_circle_rad = 120;
  // float SM_circle_rad = 110;
  // float xcenter = 240 / 2;
  // float ycenter = 240 / 2;


  // if (reading - 1 > last_reading || Startup == true) {

  //   if (Startup == false){reading_Change = reading - last_reading;}

  //   last_reading = reading;
  //   for (float i = reading_Change; i < reading; i = i + 0.1) {
  //     float angle_rad = i * pi / 180;


  //     //Serial.print(i);
  //     int x1 = -cos(angle_rad) * LG_circle_rad + xcenter;
  //     int y1 = -sin(angle_rad) * LG_circle_rad + ycenter;
  //     int x2 = -cos(angle_rad) * SM_circle_rad + xcenter;
  //     int y2 = -sin(angle_rad) * SM_circle_rad + ycenter;

  //     int colortest = (i + 18) * 1.2;
  //     tft.drawLine(x1, y1, x2, y2,  tft.color565(colortest, 0, -colortest));
  //   }
  // }

  // if (reading + 1 < last_reading || Startup == true) {

  //   last_reading = reading;
  //   for (float i = 195; i > reading; i = i - 0.1) {
  //     float angle_rad = i * pi / 180;

  //     //Serial.print(i);
  //     int x1 = -cos(angle_rad) * LG_circle_rad + xcenter;
  //     int y1 = -sin(angle_rad) * LG_circle_rad + ycenter;
  //     int x2 = -cos(angle_rad) * SM_circle_rad + xcenter;
  //     int y2 = -sin(angle_rad) * SM_circle_rad + ycenter;
  //     tft.drawLine(x1, y1, x2, y2,  0x0000);
  //   }
  // }
  // Startup = false;
  // delay(100);

}