import traer.physics.*;

import com.nootropic.processing.layers.*;

int w = 500;
int h = w;
AppletLayers layers;
PImage backgroundImage;
boolean newClick = false;

void setup() {
  size(500, 500);
  frameRate(24);
  layers = new AppletLayers(this);
  layers.addLayer(new HeatLayer(this));
  layers.addLayer(new SparksLayer(this));
  layers.addLayer(new SmokeLayer(this));
  layers.addLayer(new LightLayer(this));
  backgroundImage = loadImage("metal1.jpg");
  image(backgroundImage, 0, 0);
}

void paint(java.awt.Graphics g) {
  if (layers != null) {
    layers.paint(this);
  } 
  else {
    super.paint(g);
  }
}


void draw() {
  if (mousePressed) {
    noCursor();
    smooth();
    stroke(0);
    strokeWeight(random(2,4));
    if (!newClick) {
      line(mouseX, mouseY, pmouseX, pmouseY);
    }
    newClick = false;
    int size = (int)random(5, 10);
    int dx = (int)random(-5, 5);
    int dy = (int)random(-5, 5);
    copy(mouseX - size/2, mouseY - size/2, size, size, mouseX+dx-(size/2), mouseY+dy-(size/2), size, size);
  } 
  else {
    cursor(CROSS);
  }
}

void mousePressed() {
  newClick = true;
}

void keyPressed() {
  if (key == CODED) {
    if ((keyCode == RIGHT) && (!looping)) {
      redraw();
    }
  } 
  else {
    if (key == ' ') {
      if (looping) {
        noLoop();
      } 
      else {
        loop();
      }
    }
  }
}