//sketch_ControlP5_ButtonBar
import controlP5.*;
ControlP5 cp5;
color c = color(0);

void setup()
{
  size(400,400,P3D);
  noStroke();
  cp5 = new ControlP5(this);
  ButtonBar b = cp5.addButtonBar("bar")
     .setPosition(0, 0)
     .setSize(400, 20)
     .addItems(split("blac red green blue grey"," "));
}

void bar(int n) 
{
  println("bar clicked, item-value:", n);
  switch(n) 
  {
    case(0):c=color(0);break;
    case(1):c=color(255,0,0);break;
    case(2):c=color(0, 255, 0);break;
    case(3):c=color(0, 0, 255);break;
    case(4):c=color(130);break;
  }

}

void draw() 
{
  pushMatrix();
  lights();
  background(255);
  fill(c);
  translate(width / 2, height / 2);
  rotateY(map(mouseX, 0, width, -PI/1, PI/1));
  rotateX(map(mouseY, 0, height, PI/1, -PI/1));
  box(50,50,100);
  popMatrix();
}