vanishing

How to use

requireopacity()sight()

parameters

Parameter	Default Value	Type	Description
tag		string	'player'
delay		number	0.2
on		boolean	true

example

vanishing({
  tag: 'player',
  delay: 0.2,
  on: true
}),

Source

component.js

function vanishing(p) {
  const param = {
    tag: 'player',
    delay: 0.2,
    on: true,
    ...p,
  };
  return {
    require: ['opacity', 'sight'],
    id: 'vanishing',
    vanishingOn: param.on,
    add() {
      this.opacity = 0;
    },
    update() {
      if (this.vanishingOn) {
        const opcaity = !this.isOffScreen() && this.currentTarget ? 1 : 0;
        tween(this.opacity, opcaity, param.delay, (v) => (this.opacity = v));
      }
    },
  };
}