#include <Adafruit_GFX.h>    // Core graphics library
#include <SPI.h>       // this is needed for display
#include <Adafruit_ILI9341.h>
#include <Arduino.h>      // this is needed for FT6206
#include <Adafruit_FT6206.h>
#include <DHT.h>
#include "image.h"

#define DHTPIN 5
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);
// The FT6206 uses hardware I2C (SCL/SDA)
Adafruit_FT6206 ctp = Adafruit_FT6206();
#define TFT_DC 2
#define TFT_CS 15
Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);

#define BOXSIZE 40
#define PENRADIUS 3
int oldcolor, currentcolor;

void setup(void) {
  //while (!Serial);     // used for leonardo debugging

  Serial.begin(115200);
  Serial.println(F("Cap Touch Paint!"));
  
  Wire.setPins(10, 8); // redefine first I2C port to be on pins 10/8
  tft.begin();

  if (! ctp.begin(40)) {  // pass in 'sensitivity' coefficient
    Serial.println("Couldn't start FT6206 touchscreen controller");
    while (1);
  }

  Serial.println("Capacitive touchscreen started");
  tft.fillScreen(ILI9341_BLACK);
  tft.setCursor(30, 15);
  tft.setTextColor(0XFFE0);
  tft.setTextSize(3);
  tft.print("A120E101");

  tft.setCursor(20, 40);
  tft.setTextColor(0XFFFF);
  tft.setTextSize(3);
  tft.print("temp:");

  tft.setCursor(20, 80);
  tft.setTextColor(0XFFFF);
  tft.setTextSize(3);
  tft.print("humi:");

}
void loop() {
  delay(10);
  float t = dht.readTemperature();
  float h = dht.readHumidity();  
  // Wait for a touch
  // Retrieve a point  
  TS_Point p = ctp.getPoint();
  // flip it around to match the screen.
  p.x = map(p.x, 0, 240, 240, 0);
  p.y = map(p.y, 0, 320, 320, 0);
  // Print out the remapped (rotated) coordinates
  Serial.print("("); Serial.print(p.x);
  Serial.print(", "); Serial.print(p.y);
  Serial.println(")");
  if (t>50){
    tft.drawRGBBitmap(60,150,(uint16_t *)image_data_60x60x16,image_w, image_h);  
  }
  else{
    tft.drawRGBBitmap(60,150,(uint16_t *)image1_data_60x60x16,image_w, image_h);     
  }

  tft.fillRect(120,40,240,100,ILI9341_BLACK);
  tft.setCursor(120, 40);
  tft.setTextColor(0XFFE0);
  tft.setTextSize(3);
  tft.print(t);

  tft.setCursor(120, 80);
  tft.setTextColor(0XFFE0);
  tft.setTextSize(3);
  tft.print(h);

  if (! ctp.touched()) {
    return;
  }  
}