package p5;
import anar.*;




import processing.core.PApplet;

public class Test05cIntersect extends PApplet {

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


  Obj myObj = new Obj();
  
  RenderPts dotted = new RenderPtsLineDotted(color(255,255,0));

  Pt origin = Anar.Pt(0,0,0);
  PtIntersect inter,interSkew;
  
  public void setup(){
    size(800,400,OPENGL);
    Anar.init(this);
    myObj = createModule();
  }

  public Obj createModule(){
    // Initialize a local object
    Obj module = new Obj();

    // First construction: a basic line
    Pts line1 = new Pts();
    Pts line2 = new Pts();
    Pts line3 = new Pts();
    
    Param c = new Param(60,0,100).addToSlidersMain();
    Param nll = new Param(0);
    
    line1.add(0,0,0);
    line1.add(30,20,0);
    
    line2.add(60, -20,0);
    line2.add(Anar.Pt(c,nll,nll));
    
    line3.add(50, -20,0);
    line3.add(Anar.Pt(c,nll,c));
    
    
    module.add(line1);
    module.add(line2);
    module.add(line3);
    


    // Create set of Points from an uniform distribution of points
    inter = new PtIntersect(line1.pt(0),line1.pt(1),line2.pt(0),line2.pt(1));
    module.add(inter);
    
    // Create projection lines.
    module.add(new Pts(line1.pt(1),inter).render(dotted));
    module.add(new Pts(line2.pt(1),inter).render(dotted));
    

    interSkew = new PtIntersect(line1.pt(0),line1.pt(1),line3.pt(0),line3.pt(1));
    module.add(interSkew);

    Pts skewLine = new Pts();
    
    skewLine.add(interSkew.getInterA());
    skewLine.add(interSkew.getInterB());
    skewLine.render(dotted);
    
    module.add(skewLine);
    
    interSkew.getInterA().fill(255,0,0);
    interSkew.getInterB().fill(255,0,0);
    
    module.add(interSkew.getInterA());
    module.add(interSkew.getInterB());
    

    return module;
  }


  public void draw(){
    background(155);

    fill(50);
    Anar.text("intersection "+inter.toString(),inter);
    Anar.text("skew "+interSkew.toString(),interSkew);

    Anar.text("skew on line1",interSkew.getInterA());
    Anar.text("skew on line3",interSkew.getInterB());
    
    Anar.camTarget(myObj);
    myObj.draw();
  }


  public void keyPressed(){

    if(key==' ')
      RhinoScript.export(myObj,"curveTest");
  }


  public static void main(String[] args){
    PApplet.main(new String[]{Test05cIntersect.class.getName()});
  }
}