//Dan Packman
//Final Project
//Intro To Interactive Media
//News Scanner

String query = "";
String URL = "http://topics.cnn.com/topics/feeds/rss/politics";
PFont font;
float x=0;
int y=0;
boolean wordgo = false;
boolean stop = false;
int num=0;

String[] data;
String[] words;


void setup(){
  size (300,1000);
frameRate(1);
  smooth();
  font = loadFont("CourierNewPS-BoldMT-18.vlw");
  textFont(font, 20);
}

void draw(){
  data = loadStrings(URL);
  background(180,95,80);
  fill(0);
  text("Scan news for:",20,35);
  fill(255);
  rect(10,50,250,40);  
  fill(0);  
  text(query,20,75);
  wordgo();
}

void keyPressed() {
  if (key == BACKSPACE) { 
    if(query.length() > 0) {
      query = query.substring(0, query.length() - 1);
    }
  }
  else if(key==ENTER){
    scanner(query);
  }
  else if(key!=CODED){
    query += key;
    println(query);
  }
}


void scanner(String query1) {   //this custom function goes thru the whole text and finds the word sent to it
  x=random(250);
  fill(0);
  for (int i=0; i<data.length; i++){   //goes through each line
    String separators = WHITESPACE + "/<>*_;:?()\"-";    //these are the items we want to seperate words by and disclude from our final words
    words = splitTokens(data[i], separators);    ///breaks each line into words
    for(int j=0; j<words.length; j++){
      //println("searching");  //goes thru each word
      if(words[j].startsWith(query1)) {   //if it finds the specific word we are looking for, write it, and each time we write it, increase redness and opacity
      num++;
        wordgo=true;
        
      
      }
      
      }
    }
  }

void wordgo(){
 int currenty=10+y/4;
 for(int i=0; i<num; i++){
  if(wordgo==false){
    String query = "";
  }
  
  if(wordgo==true){
     fill(0,0,255);
     currenty+=40;
    x= random(250);
    text(query, x, currenty);
    if(currenty>height){
     stop=true; 
    }
  }
 }
y+=100;
}

if (stop==true){
wordgo=false;
 String query = "";
 x=0;
 y=0;
 wordgo = false;
stop = false;
num=0;
println("anything");
}