Arduino_mouseclick

#include <Servo.h>
#include <DFRobotDFPlayerMini.h>
#include <SoftwareSerial.h>

SoftwareSerial fxSerial(10, 11);  // RX, TX...connect rx to tx of df player from arduino and vice versa
DFRobotDFPlayerMini fxPlayer;

Servo myServo;
int servoPin = A0;
int potPin = A1; // Potentiometer pin
int ledPin = A2;

const int stepsPerRevolution = 200;
const int stepPin = 5;
const int dirPin = 2;
const int enPin = 8;
String cmd;

int screenWidth = 1280;
int screenHeight = 720;
int currentPosition = 0;
int currentPotPosition = 0;
int currentServoPosition = 90;
bool pot_ON = false;
bool ledState = false; // Track the LED state
bool gestureDetected = false; // Track gesture detection

void setup() {
  Serial.begin(115200);
  fxSerial.begin(9600);  // Keep the baud rate for SoftwareSerial at 9600
  fxPlayer.begin(fxSerial);
  fxPlayer.volume(30);
  pinMode(stepPin, OUTPUT);
  pinMode(dirPin, OUTPUT);
  pinMode(enPin, OUTPUT);
  pinMode(ledPin, OUTPUT);
  digitalWrite(enPin, LOW);
  digitalWrite(stepPin, LOW);
  digitalWrite(dirPin, LOW);
  myServo.attach(servoPin);
  myServo.write(currentServoPosition);
  Serial.println("Setup complete");
}

void loop() {
  if (Serial.available()) {
    cmd = Serial.readStringUntil('\n');
    gestureDetected = true;

    if (cmd == "LED_ON" && !ledState) { // Ensure state change
      digitalWrite(ledPin, HIGH); // Turn on LED
      fxPlayer.play(13);  // Play bang sound
      ledState = true;
    } else if (cmd == "LED_OFF" && ledState) { // Ensure state change
      digitalWrite(ledPin, LOW); // Turn off LED
      ledState = false;
    } else {
      int delimiterIndex = cmd.indexOf(',');
      if (delimiterIndex > 0) { // Validate input
        int centerX = cmd.substring(0, delimiterIndex).toInt();
        int centerY = cmd.substring(delimiterIndex + 1).toInt();

        int servoPosition = map(centerY, 0, screenHeight, 70, 115); // 360-screen Height
        if (servoPosition != currentServoPosition) { // Only move if different
          myServo.write(servoPosition);
          currentServoPosition = servoPosition;
        }

        int mappedValue = map(centerX, 0, screenWidth, -stepsPerRevolution / 8, stepsPerRevolution / 8); // 640-screen Width
        int stepsToMove = mappedValue - currentPosition;

        if (stepsToMove != 0) { // Only move if different
          moveStepper(stepsToMove);
          currentPosition = mappedValue;
        }
        delay(10);
      }
    }
  } else {
    if (!gestureDetected) { // No gesture detected
      digitalWrite(enPin, LOW); // Disable the stepper driver
      digitalWrite(stepPin, LOW);
      digitalWrite(dirPin, LOW);
      Serial.println("enPin set to LOW");
    }
  }
  potentiometer();
  gestureDetected = false; // Reset gesture detection
}

void moveStepper(int steps) {
  digitalWrite(dirPin, steps > 0 ? HIGH : LOW); // Set direction
  steps = abs(steps);
  for (int i = 0; i < steps; i++) {
    digitalWrite(stepPin, HIGH);
    delayMicroseconds(500); // Adjust delay to suit the motor's specifications
    digitalWrite(stepPin, LOW);
    delayMicroseconds(500);
    pot_ON = false;
  }
}

void movePotentiometer(int steps) {
  digitalWrite(dirPin, steps > 0 ? HIGH : LOW); // Set direction
  steps = abs(steps);
  for (int i = 0; i < steps; i++) {
    digitalWrite(stepPin, HIGH);
    delayMicroseconds(500);
    digitalWrite(stepPin, LOW);
    delayMicroseconds(500);
    pot_ON = true;
  }
}

void potentiometer() {
  int potValue = analogRead(potPin); // Read potentiometer value
  int mappedPotSteps = map(potValue, 0, 1023, -stepsPerRevolution / 8, stepsPerRevolution / 8);
  int stepsPotToMove = mappedPotSteps - currentPotPosition;
  movePotentiometer(stepsPotToMove);
  currentPotPosition = mappedPotSteps;
  delay(10);
  pot_ON = true;
}