import processing.opengl.*;
import anar.*;

// import java.util.*;




/*
 * Example for Anar library by Guillaume LaBelle + Julien Nembrini
 * http://anar.ch
 */


Obj     obj;
Sliders mySlider;


void setup(){
    size(800,400,OPENGL);
  Anar.init(this);

  initForm();
}


void initForm(){

  int numOfSides = 20;
  int numOfLoops = 10;
  float theta = 2*PI/ (numOfSides*2);


  // starting point
  Pt a = Anar.Pt(100,0);
  Pt b = Anar.Pt(50,0);

  // rotation
  RotateZ rot = new RotateZ(theta);
  b.apply(rot);

  Translate t = new Translate(0,0,1);

  Scale s = new Scale(.99f,.99f,.99f);


  // construction of shape
  obj = new Obj();


  // create square
  Pts f = new Pts();

  f.add(a);
  f.add(b);

  for (int i = 0; i<numOfSides*numOfLoops; i++){
    a = Anar.Pt(a);
    b = Anar.Pt(b);

    a.apply(rot);
    a.apply(rot);
    a.apply(t);
    a.apply(s);

    b.apply(rot);
    b.apply(rot);
    b.apply(t);
    b.apply(s);


    f.add(a);
    f.add(b);
  }


  Pts f2 = new Pts(f);
  f2.translate(0,0,5);
  f2.render = new RenderPtsLine(new AColor(255,0,0));

  obj.add(f);
  obj.add(f2);


  // define sliders for shape
  mySlider = new Sliders(obj);
  Anar.camTarget(obj);
}


void draw(){
  background(153);

  obj.draw();
  mySlider.draw();
}


// interactivity related stuff
void keyPressed(){
  initForm();
}