/**
 * Word brush
 *
 * <p>Elie Zananiri<br>
 * CART 253, Winter 2008</p>
 */

PFont f;
String[] textFile;  // contents of external file split by word
int textIndex = 0;  // tracks the current location in the textFile array

void setup() {
  size(400, 400);
  smooth();
  frameRate(30);
  background(0);

  // load and set the font
  f = loadFont("Skia-48.vlw");
  textFont(f, 12);

  // load the contents of the external file into the String array
  String[] linesFile = loadStrings("hamsters.txt");
  // join the lines, placing a space between each entry
  String allText = join(linesFile, " ");
  // split the text every time there is a space
  textFile = split(allText, " ");

  fill(255);
}

void draw() {
  // keep the motor running
}

void mouseDragged() {
  sprayText();
}

void keyPressed() {
  if (key == ' ') {
    // clear screen
    background(0);
  } 
}

/* writes a word at the mouse position */
void sprayText() {
  text(textFile[textIndex], mouseX, mouseY);
  textIndex++;
  
  // if we reach the end of the array, reset index to the beginning
  if (textIndex >= textFile.length) {
    textIndex = 0;
  }
}