#include <VirtualWire.h>

#include <Adafruit_GFX.h>
#include <Adafruit_PCD8544.h>
#include "SPI.h"


// Software SPI (slower updates, more flexible pin options):
// pin 7 - Serial clock out (SCLK)
// pin 6 - Serial data out (DIN)
// pin 5 - Data/Command select (D/C)
// pin 4 - LCD chip select (CS)
// pin 3 - LCD reset (RST)

Adafruit_PCD8544 display = Adafruit_PCD8544(7, 6, 5, 4, 3);


const int receive_pin = 12;
char temperatureChar[10];
char humidityChar[10];


struct package
{
  float temperature = 0.0;
  float humidity = 0.0;
};


typedef struct package Package;
Package data;


void setup()
{
  Serial.begin(9600);
   // Initialise the IO and ISR
    vw_set_rx_pin(receive_pin);
    vw_setup(500);   // Bits per sec
    vw_rx_start();       // Start the receiver PLL running

    
   display.begin();
  display.setContrast(90);
 //display.display(); // show splashscreen
  
  //  delay(1000);
  //display.clearDisplay();   // clears the screen and buffer

   
// text display tests
  display.setTextSize(1);
  display.setTextColor(BLACK);
  display.setCursor(0,0);
  display.println("Hello, world!");
     display.clearDisplay();
   
}

void loop()
{
  delay(30000);
  display.begin();
  display.setContrast(60);
display.clearDisplay();
   display.setTextSize(1);
  display.setTextColor(BLACK);
 // display.setCursor(0,0);
 // display.println("Hello, world!");

  
    //  display.clearDisplay();
    uint8_t buf[sizeof(data)];
    uint8_t buflen = sizeof(data);
   
     
  // text display tests
  
  // printText("TEMPERATUR", 1,1,1);




if (vw_have_message())  // Is there a packet for us? 
  {
    vw_get_message(buf, &buflen);
    memcpy(&data,&buf,buflen);

    Serial.print("\nPackage:");
    Serial.print(data.temperature);
    String temperatureString = String(data.temperature,1);
    temperatureString.toCharArray(temperatureChar,10);
  display.setTextSize(3);
 // display.setTextColor(WHITE, BLACK); // 'inverted' text
   
    display.setTextColor(BLACK);
    display.println(temperatureChar);

  
 //  printText(temperatureChar,1,20,1);

    String humidityString = String(data.humidity,2);
    humidityString.toCharArray(humidityChar,10);
   
  printText(humidityChar, 1,33,2);

    Serial.print("\n");
    Serial.println(data.humidity);
   // delay(2000);
  }
 
}

void printText(char *text, int x, int y,int textSize)
{
   
 display.setCursor(x, y);
//  tft.setTextColor(color);
 display.setTextSize(textSize);
  display.println(text);
  display.setTextColor(BLACK);
}