set-gravity.js

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world.frame(0,0,960,640)

repeat(50, () => {
  rect = display.rect(random.pos(), random.size(10, 100))
  col = random.number(0, 360)
  rect.color = color.hsb(col, 45, 25)
  rect.borderColor = color.hsb(col, 45, 100)
  rect.borderWidth = 2

  circle = display.circle(random.pos(), random.number(10, 50))
  col = random.number(0, 360)
  circle.color = color.hsb(col, 45, 25)
  circle.borderColor = color.hsb(col, 45, 100)
  circle.borderWidth = 2
})

uni = camera.follow(physics.add(display.emoji("🦄")))

uni.click(() => {
  uni.applyImpulse(0, -550)
})

app.clicked((elem) => {
  print("clicked!")
  if (elem.body) {
    elem.applyImpulse(0, -550)
  } else {
    physics.add(elem)
  }
})

btn = display.button("Click me!")
btn.action(() => {
  physics.setGravity(0, -physics.gravity.y)
})

timeout(4000, () => {
  uni.applyImpulse(0, -550)
  print("Yeah!")
})