urbanumintro.pde

PImage img;
ArrayList<Text> texts = new ArrayList<Text>();
ArrayList<Image> images = new ArrayList<Image>();
int margin = 0;


void setup() {
  String path = sketchPath;
  String[] filenames = listFileNames(path + "/img");
  println(filenames);
  
  size(1024, 768);
  // Create the font
  textFont(createFont("Georgia", 36));
  // The image file must be in the data folder of the current sketch 
  // to load successfully
  texts.add(new Text("När Bohuslän tillhörde Norge och Halland tillhörde Danmark var Göta älv Sveriges väg väster ut i Europa för varor och krigsskepp. Vid älven behövs en stad. Först byggs Gamla Lödöse vid Lilla Edet. Sedan kom Nya Lödöse, där stadsdelen Gamlestan ligger i dag.", new PVector(width/2, height/2), 14));
  texts.add(new Text("Fire", new PVector(50, 50), 14));

  for (int i = 0; i < filenames.length; i++) {
    //loadImage("/img/"+filenames[i]);
    images.add(new Image("/img/"+filenames[i], new PVector(random(1024), random(200))));
  }

  strokeWeight(100);
  stroke(0, 0, 255);
  noFill();
  
}

int count = 0;



void draw() {
  background(255);


  // Displays the image at its actual size at point (0,0)
  //image(img, 0, 0);
  // Displays the image at point (0, height/2) at half of its size
  //image(img, 0, height/2, img.width/2, img.height/2);

  for (Image im : images)
  {
    image(im.img, im.location.x, im.location.y, width-im.location.x, im.img.width/im.img.height * (width-im.location.x));

    im.location.x += im.direction.x;
    im.location.y += im.direction.y;

    if (im.location.x < 0 - margin)
      im.location.x = width + margin;
    if (im.location.x > width + margin)
      im.location.x = 0 - margin;
    if (im.location.y < 0 - margin)
      im.location.y = height + margin;
    if (im.location.y > height + margin)
      im.location.y = 0 - margin;
  }

  for (Text t : texts)
  {
    textSize(t.size);
    fill(0);
    text(t.text, t.location.x, t.location.y);

    t.location.x += t.direction.x;
    t.location.y += t.direction.y;

    if (t.location.x < 0 - margin)
      t.location.x = width + margin;
    if (t.location.x > width + margin)
      t.location.x = 0 - margin;
    if (t.location.y < 0 - margin)
      t.location.y = height + margin;
    if (t.location.y > height + margin)
      t.location.y = 0 - margin;
  }
  
  text(count, 10, 10);
  text(frameRate, 10, 30);
  count++;
  count = count % 360;
}

class Image
{
  PVector location;
  PVector size;
  PVector direction;
  PImage img;

  Image(String filename, PVector startLocation)
  {
    println("Loading image: "+filename);
    img = loadImage(filename);
    location = startLocation;
    float angle = random(TWO_PI);
    angle = 0;
    direction = new PVector(cos(angle), sin(angle));
  }
}

class Text
{
  String text;
  PVector location;
  int size;
  PVector direction;

  Text(String string, PVector startLocation, int startSize)
  {
    text = string;
    location = startLocation;
    size = startSize;
    float angle = random(TWO_PI);
    direction = new PVector(cos(angle), sin(angle));
  }
}

String[] listFileNames(String dir) {
  File file = new File(dir);
  if (file.isDirectory()) {
    String names[] = file.list();
    return names;
  } else {
    // If it's not a directory
    return null;
  }
}