/**
  ESP32s3 adaptation by Tyeth Gundry of Arduino version of
  First demo for FT6206 Capactive Touch Screen on Wokwi. Enjoy!

  https://wokwi.com/arduino/projects/311598148845830720
 */

/***************************************************
  This is our touchscreen painting example for the Adafruit ILI9341
  captouch shield
  ----> http://www.adafruit.com/products/1947

  Check out the links above for our tutorials and wiring diagrams

  Adafruit invests time and resources providing this open source code,
  please support Adafruit and open-source hardware by purchasing
  products from Adafruit!

  Written by Limor Fried/Ladyada for Adafruit Industries.
  MIT license, all text above must be included in any redistribution
 ****************************************************/


#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 <Wire.h>
// The FT6206 uses hardware I2C (SCL/SDA)
Adafruit_FT6206 ctp = Adafruit_FT6206();

// // The display also uses hardware SPI, plus #9 & #10
// #define TFT_CS 10
// #define TFT_DC 9
#define TFT_DC 8
#define TFT_CS 10
Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);

// Size of the color selection boxes and the paintbrush size
#define BOXSIZE 40
#define BOXWIDTH 100
#define BOXHEIGHT 40
#define BOX1Y 50
#define BOXX 70
#define BOX2Y 200
#define BUTTON_TEXT_COLOR ILI9341_WHITE
#define BUTTON_TEXT_SIZE 2
int oldcolor, currentcolor;
String label = "Clock";
String label1 = "AClock";

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

  Serial.begin(115200);
  Serial.println(F("Cap Touch Paint!"));
  
  //Wire.setPins(5, 4); // 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);
  
  // make the color selection boxes
  tft.fillRect(70, 50, BOXWIDTH, BOXSIZE, ILI9341_RED);
  tft.setCursor(70 + (BOXWIDTH - (BUTTON_TEXT_SIZE * 6 * label.length())) / 2, 50 + (BOXHEIGHT - (BUTTON_TEXT_SIZE * 8)) / 2);
  tft.setTextSize(BUTTON_TEXT_SIZE);
  tft.setTextColor(BUTTON_TEXT_COLOR);
  tft.print(label);

  tft.fillRect(70, 200, BOXWIDTH, BOXSIZE, ILI9341_RED);
  tft.setCursor(70 + (BOXWIDTH - (BUTTON_TEXT_SIZE * 6 * label1.length())) / 2, 200 + (BOXHEIGHT - (BUTTON_TEXT_SIZE * 8)) / 2);
  tft.setTextSize(BUTTON_TEXT_SIZE);
  tft.setTextColor(BUTTON_TEXT_COLOR);
  tft.print(label1);


 
  // select the current color 'red'
  tft.drawRect(70, 50, BOXWIDTH, BOXSIZE, ILI9341_WHITE);
  currentcolor = ILI9341_RED;
}

void loop() {
  delay(10);
  // Wait for a touch
  if (! ctp.touched()) {
    return;
  }

  // Retrieve a point  
  TS_Point p = ctp.getPoint();
  
 /*
  // Print out raw data from screen touch controller
  Serial.print("X = "); Serial.print(p.x);
  Serial.print("\tY = "); Serial.print(p.y);
  Serial.print(" -> ");
 */

  // 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 (p.y < BOX1Y + BOXHEIGHT && p.y > BOX1Y) {

     if (p.x < BOXX + BOXWIDTH && p.x > BOXX) { 
         tft.fillRect(70, 50, BOXWIDTH, BOXSIZE, ILI9341_GREEN);
         tft.setCursor(70 + (BOXWIDTH - (BUTTON_TEXT_SIZE * 6 * label.length())) / 2, 50 + (BOXHEIGHT - (BUTTON_TEXT_SIZE * 8)) / 2);
         tft.setTextSize(BUTTON_TEXT_SIZE);
         tft.setTextColor(BUTTON_TEXT_COLOR);
         tft.print(label);

         tft.fillRect(70, 200, BOXWIDTH, BOXSIZE, ILI9341_RED);
         tft.setCursor(70 + (BOXWIDTH - (BUTTON_TEXT_SIZE * 6 * label1.length())) / 2, 200 + (BOXHEIGHT - (BUTTON_TEXT_SIZE * 8)) / 2);
         tft.setTextSize(BUTTON_TEXT_SIZE);
         tft.setTextColor(BUTTON_TEXT_COLOR);
         tft.print(label1);
     } 

  }
  if (p.y < BOX2Y + BOXHEIGHT && p.y > BOX2Y) {

     if (p.x < BOXX + BOXWIDTH && p.x > BOXX) { 
        tft.fillRect(70, 50, BOXWIDTH, BOXSIZE, ILI9341_RED);
        tft.setCursor(70 + (BOXWIDTH - (BUTTON_TEXT_SIZE * 6 * label.length())) / 2, 50 + (BOXHEIGHT - (BUTTON_TEXT_SIZE * 8)) / 2);
        tft.setTextSize(BUTTON_TEXT_SIZE);
        tft.setTextColor(BUTTON_TEXT_COLOR);
        tft.print(label);

        tft.fillRect(70, 200, BOXWIDTH, BOXSIZE, ILI9341_GREEN);
        tft.setCursor(70 + (BOXWIDTH - (BUTTON_TEXT_SIZE * 6 * label1.length())) / 2, 200 + (BOXHEIGHT - (BUTTON_TEXT_SIZE * 8)) / 2);
        tft.setTextSize(BUTTON_TEXT_SIZE);
        tft.setTextColor(BUTTON_TEXT_COLOR);
        tft.print(label1);
     } 

  }
}





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




// /*
//   ESP32-S3 + ILI9341 TFT LCD Example

//   https://wokwi.com/projects/343784047735997012
// */

// #include "SPI.h"
// #include "Adafruit_GFX.h"
// #include "Adafruit_ILI9341.h"

// #define TFT_DC 2
// #define TFT_CS 15
// Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);

// void setup() {
//   Serial.begin(115200); 
//   Serial.println("Welcome to Wokwi, ESP32-S3");
//   Wire.begin(10,8);
//   tft.begin();

//   tft.setCursor(44, 120);
//   tft.setTextColor(ILI9341_RED);
//   tft.setTextSize(3);
//   tft.println("ESP32-S3");
// }

// const uint32_t colors[] = {
//   ILI9341_GREEN,
//   ILI9341_CYAN,
//   ILI9341_MAGENTA,
//   ILI9341_YELLOW,
// };
// uint8_t colorIndex = 0;

// void loop() {
//   tft.setTextSize(2);
//   tft.setCursor(26, 164);
//   tft.setTextColor(colors[colorIndex++ % 4]);
//   tft.println("Welcome to Wokwi!");
//   delay(250);
// }