Processing code for Match glass. Reads input from one cube only.

matchglass_cube

/*
 * Match Glass
 *
 * Created 16 November 2013
 * Sonali Sharma
 * Vaidy
 */
import processing.serial.*;

//Initialising variables
String portname = "/dev/tty.usbmodem1411"; 
String[] temp;
Serial port;
String buf="";
int cr = 13;  // ASCII return   == 13
int lf = 10;  // ASCII linefeed == 10
PFont f;
int quesloc = -2;
String newques="";
int maxpin = 0;
String[] questions = {
    "##### hours of fun, easy to use, perfect for _____",
    "With enough time and pressure, ##### will turn into _____".
    "!! ##### hours of fun, easy to use, perfect for _____!!!",
    "Hours of fun, ##### easy to use, perfect _____ for."
    };
    
 String[] answers1 = {
    "An ether-soaked rag",
    "Some God-damn peace and quite",
    "Big head",
    "Gigantic"
    };
    
 int[] pins = {0,1,2,3};
  
//Basic Setup
void setup() {
  size(800,800);
  frameRate(10);
  noStroke();
  background(40,40,40);
  port = new Serial(this, portname, 9600);
 
   
  
}

void draw() {
  
  
  //text(newques,width/3,40);  
}

void clearScreen(int val) {
  if (val!=8 || val!=10 || val!=11 || val!=13) {
    background(40,40,40);  // erase screen
  }
}


//Display the text. Font size and the headline text controlled by the values passed from serial port.
int textdisplay(int val)
{
      if (quesloc ==-2)
       {
        quesloc = int(random(4));
       }
       newques = questions[quesloc].replace("#####","_____");
       
  if(val >= 0 && val<=3)
  {
      //int size = (int)(((20.0/225.0)*(float)val)+20.0);
      //println("SIZE:"+size);
      int size = 30;
      f = createFont("Arial",size,true); 
      textFont(f);       
      fill(255);
      textAlign(CENTER);    
      //Queston display
      String newques = "";       
      fill(251);
      textAlign(CENTER);
      
      clearScreen(val);
      
      //Calculating index to display the text
      int index = 0;
      for (int i =0; i<pins.length; i++)
      {
        if (val == pins[i])
        {
          index = i;
          break;
        }
      }
          
      //background(40,40,40);
      println("index:"+index);
      //text(newques,width/3,40);  
      temp = questions[quesloc].split("\\s+");
      println(temp);
      int initloc = 50;
      //questions[quesloc].replace("_____",answers[index]);
      for (int z=0; z<temp.length;z++)
      {
        initloc = initloc+50;
        if (temp[z].equals("#####"))
        {
          println("initloc="+initloc);
          fill(0,255,0);
          stroke(5);
          text(answers1[index],width/3,initloc);
          
          //initloc = initloc+10+answers[index].length()*5;
        }
        else
        {
          println("initloc="+initloc);
          fill(255,0,0);
          text(temp[z],width/3,initloc);
          //initloc = initloc+10+temp[z].length()*5;
        }
      } 
  
      //text(questions[quesloc].replace("_____","<"+answers[index]+">"),width/3,70,100,100); 
     // String s = newques;
      //fill(255,0,0);
      //text(s, width/3, 40, 250, 250);  // Text wraps within text box
      
      //text(questions[quesloc].replace("_____","<"+answers[index]+">"), 10, 10, 70, 80); 
      //text(questions[quesloc].replace("_____",answers[index]),10, 10, 70, 80); 
      //background(40,40,40);
      return 1;
  }
  
  else
  {
    temp = questions[quesloc].split("\\s+");
    for (int z=0; z<temp.length;z++)
      {
        initloc = initloc+50;
        if (temp[z].equals("#####"))
        {
          println("initloc="+initloc);
          fill(0,255,0);
          stroke(5);
          text(answers1[index],width/3,initloc);
          
          //initloc = initloc+10+answers[index].length()*5;
        }
        else
        {
          println("initloc="+initloc);
          fill(255,0,0);
          text(temp[z],width/3,initloc);
          //initloc = initloc+10+temp[z].length()*5;
        }
      } 
    
   
    return 0;
  }
  //Calculating font size

}

// called whenever serial data arrives
void serialEvent(Serial p) {
  int c = port.read();
  println("valcccc="+buf); 
  if (c != lf && c != cr) {
    buf += char(c);
  }
  if (c == lf) {
    int val = int(buf);
    println("val="+val); 
    textdisplay(val);
    buf = "";
  }

}