class Button{
int x,y;
int size;
color baseGray;
color overGray;
color pressGray;
boolean over = false;
boolean pressed = false;

Button(int xp, int yp, int s, color b, color o, color p){
  x = xp;
  y = yp;
  size = s;
  baseGray = b;
  overGray = o;
  pressGray = p;
}

void update(){
  if ((mouseX >= x) && (mouseX <= x+size) &&
      (mouseY >= y) && (mouseY <= y+size)){
        over = true;
      } else {
        over = false;
      }
}

boolean press(){
  if(over == true){
    pressed = true;
    return true;
  } else {
    return false;
  }
}

void release(){
  pressed = false;
}

void display(){
  if (pressed == true){
    fill(pressGray);
  }else if (over == true){
    fill(overGray);
  }else{
    fill(baseGray);
  }
  stroke(0);
  rect(x,y,size,size);
}
}

//used book's button code to create this

Button button, button2;
int mode = 0;

void setup(){
  size(200,400);
  button = new Button(125,200,50,color(204),color(255),color(0));
  button2 = new Button(125,300,50,color(204),color(255),color(0));
}

void draw(){
  background(255);
  fill(0);
  text("Is Pluto a planet?", 50,50);
  text("Yes",75,225);
  text("No",75,325);
  manageButtons();
  
  if(mode == 1){
    fill(0,255,0);
    rect(0,0,200,400);
    fill(255);
    text("CORRECT!",75,height/2);
    text("Pluto is NOT a planet",50,220);
  }
  
  if(mode == 2){
    fill(255,0,0);
    rect(0,0,200,400);
    fill(255);
    text("WRONG",75,height/2);
    text("Pluto is NOT a planet",50,220);
  }
}


void manageButtons(){
  button.update();
  button.display();
  button2.display();
  button2.update();
}

void mousePressed(){
  if (button.press() == true) {mode = 2;}
  if (button2.press() == true) {mode = 1;}
}

void mouseReleased(){
  button.release();
  button2.release();

}