let switchtop, switchmiddle, switchbottom, switchx, switchw, switchy;

let state = "Off";  // Initial state

​

function setup() {

  createCanvas(500, 700);

  lamph = 200;

  lampw = 200;

  lampcenterx = width / 2;

  lampcentery = lamph / 2 + 200;

  switchtop = 430;

  switchmiddle = 490;

  switchbottom = 550;

  switchx = lampcenterx - 20;

  switchw = 40;

  switchy = 40;

}

​

function draw() {

  background(50);

​

  // Lamp wire

  noStroke();

  fill(20, 240, 160);

  rect(lampcenterx - 3, 0, 6, 200);

​

  // Lamp

  strokeWeight(5);

  stroke(20, 240, 160);

  fill(160, 160, 160, 150);

  arc(lampcenterx, lampcentery, lampw, lamph, PI, 0);

​

  // Switch Base

  stroke(0);

  strokeWeight(2);

  fill(100);

  rect(lampcenterx - 20, 430, 40, 160, 10);

​

  // Switch button 

  stroke(0);

  strokeWeight(2);

  fill(255, 0, 0);

  rect(switchx, switchtop, switchw, switchy, 10);

​

  // Lamp light based on state

  noStroke();

  if (state == "Off") {

    fill(0, 0, 0, 200);  // Light is off (no light)

  } else if (state == "Warm") {

    fill(255, 197, 148, 150);  // Warm light (yellowish)

  } else if (state == "White") {

    fill(212, 235, 255, 150);  // Bright white light

  }

  arc(lampcenterx, lampcentery, lampw, lamph, PI, 0);  // Lamp light

​

  if (state != "Off") {

    quad(150, 300, 350, 300, 490, 700, 10, 700);  // Light beam

  }

}

​

function mousePressed() {

  // Cycle through the states using if, else if, else

  if (state == "Off") {

    state = "Warm";  // First press, change to warm light (yellow)

  } else if (state == "Warm") {

    state = "White";  // Second press, change to bright light (white)

  } else {

    state = "Off";  // Third press, turn the light off (black)

  }

}

​