// Learning Processing
// Daniel Shiffman
// http://www.learningprocessing.com

// Example 19-2: Simple therapy client

// Import the net libraries
import processing.net.*;
import processing.serial.*;
// Declare a client
Client client;
Serial myPort;
int lf = 10;
String myString = null;
float num;

void setup() {
  size(400,200);
  // Create the Client, connect to server at 127.0.0.1 (localhost), port 5204
  client = new Client(this,"127.0.0.1", 5204);

  
  println(Serial.list());
  myPort = new Serial(this, Serial.list()[0], 9600);
  myPort.clear();


}

void draw() {
  background(255);
            while (myPort.available() > 0) {
    myString = myPort.readStringUntil(lf);
    if (myString != null) {
	print(myString);  // Prints String
	num=float(myString);  // Converts and prints float


      }

 }
  client.write(num + "\n");
  delay(100);
}