#include <GxEPD.h>
#include <GxGDEP015OC1/GxGDEP015OC1.h>
#include <GxIO/GxIO_SPI/GxIO_SPI.h>
#include <GxIO/GxIO.h>

#include <Fonts/FreeSansBold24pt7b.h>


boolean METRIC = true;    //Set true for metric system; false for imperial
float previousTemperature = -100.0;
float temperature = 0;
  float weight = 0;
   float weight1 = 0;
    float weight2= 0;
     float weight3 = 0;
      float weight4 = 0;

GxIO_Class io(SPI, SS, 22, 21);
GxEPD_Class display(io, 16, 4);
int sensorValue = 0;
 int sensorValue1 = 0;
 int sensorValue2 = 0;
  int sensorValue3 = 0;
   int sensorValue4 = 0;
int total=0;
#include GxEPD_BitmapExamples

// FreeFonts from Adafruit_GFX
#include <Fonts/FreeMonoBold9pt7b.h>
#include <Fonts/FreeMonoBold12pt7b.h>
#include <Fonts/FreeMonoBold18pt7b.h>
#include <Fonts/FreeMonoBold24pt7b.h>


void setup()
{
  Serial.begin(115200);
  Serial.println();
  Serial.println("setup");

  display.init(115200); // enable diagnostic output on Serial

#if defined(__AVR) || false
  display.drawPaged(drawHelloWorld);
#elif (defined(_GxGDEW075Z09_H_) || defined(_GxGDEW075Z08_H_)) && (defined(ESP8266) || defined(ARDUINO_ARCH_STM32F1))
  display.drawPaged(drawHelloWorld);
#elif defined(_GxGDEW075Z09_H_)
  display.drawPaged(drawHelloWorld);
#else
  drawHelloWorld();
  display.update();
#endif


  Serial.println("setup done");
}

void loop(){
drawHelloWorldForDummies();
 display.update();
sensorValue = analogRead(34);
sensorValue1 = analogRead(35);
sensorValue2 = analogRead(33);
sensorValue3 = analogRead(32);
  sensorValue4 = analogRead(25);
  weight = map(sensorValue, 0, 4095, 0, 2000);
  weight1 = map(sensorValue1, 0, 4095, 0, 2000);
  weight2= map(sensorValue2, 0, 4095, 0, 2000);
  weight3 = map(sensorValue3, 0, 4095, 0, 2000);
  weight4 = map(sensorValue4, 0, 4095, 0, 2000);
  Serial.println(weight );
  delay(1); 
  Serial.println(weight1 );
  delay(1); 
  Serial.println(weight2 );
  delay(1); 
  Serial.println(weight3 );
  delay(1); 
   Serial.println(weight4 );
  delay(1); 
total=weight + weight1 + weight2 + weight3 + weight4;
 }

const char HelloWorld[] = "Hello World!";

void drawHelloWorld()
{
  //Serial.println("drawHelloWorld");
  display.setRotation(1);
  display.setFont(&FreeMonoBold9pt7b);
  display.setTextColor(GxEPD_BLACK);
  int16_t tbx, tby; uint16_t tbw, tbh;
  display.getTextBounds(HelloWorld, 0, 0, &tbx, &tby, &tbw, &tbh);
  // center bounding box by transposition of origin:
  uint16_t x = ((display.width() - tbw) / 2) - tbx;
  uint16_t y = ((display.height() - tbh) / 2) - tby;
  display.fillScreen(GxEPD_WHITE);
  display.setCursor(x, y);
  display.print(HelloWorld);
  //Serial.println("drawHelloWorld done");
}

void drawHelloWorldForDummies()
{
  
  const char text[] = "Hello World!";
  display.setRotation(1);
  display.setFont(&FreeMonoBold9pt7b);
  //display.setTextColor(GxEPD_BLACK);
  int16_t tbx, tby; uint16_t tbw, tbh; 
  display.getTextBounds(text, 0, 0, &tbx, &tby, &tbw, &tbh); 
  uint16_t x = ((display.width() - tbw) / 2) - tbx;
  uint16_t y = ((display.height() - tbh) / 2) - tby;
  display.fillScreen(GxEPD_WHITE); 
  display.setCursor(x, y); 
  display.print("s1 ="); 
display.println(weight); 
display.print("TOTAL =  "); 
display.print(total); display.println(" Grams");




  
}