keypressed switch example.pde

// Keypressed switch example
// Made by Steve Lambert February 25, 2020
color bgColor = color(255, 0, 0); // for bg color
boolean bgSwitch = false; // remembers the state of our switch

void setup() {
  size(480, 480);
  // done with setup
}

void draw() {
  background(bgColor); // make the background whatever color the variable is
  println(bgSwitch); // tell me what's happening in the console
}

void keyPressed() {
  if (bgSwitch == true) {
    bgColor = color(0, 0, 255);  // change variable to blue
  } else {
    bgColor = color(255, 0, 255); // change variable to magenta
  }

  bgSwitch = !bgSwitch; // if true, make is false and vice versa
}