import controlP5.*;
ControlP5 controlP5;
int myColorBackground = color(0,0,0);
int sliderValue = 100;
void setup() {
size(400,400);
controlP5 = new ControlP5(this);
Slider s = controlP5.addSlider("slider",100,167,128,100,160,10,100);
s = controlP5.addSlider("sliderValue",0,255,128,200,200,10,100);
}
void draw() {
background(myColorBackground);
fill(sliderValue);
rect(0,0,width,100);
}
void slider(float theColor) {
myColorBackground = color(theColor);
println("a slider event. setting background to "+theColor);
}