Created
October 8, 2021 07:36
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Simple Loading Progress
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interface ProgressOptions { | |
onComplete?: gsap.Callback | |
} | |
// Loadng Progress | |
class Progress { | |
public wrapper: HTMLElement | null | |
public bg: HTMLElement | null | |
public content: HTMLElement | null | |
public indicator: HTMLElement | null | |
public tl: GSAPTimeline | null | |
private _options: ProgressOptions | |
constructor(_options: ProgressOptions) { | |
const defaultOptions = { | |
onComplete: () => {}, | |
} | |
this._options = { ...defaultOptions, ..._options } | |
this._createElements() | |
} | |
private _createElements() { | |
this.wrapper = document.createElement('div') | |
this.wrapper.classList.add('progress') | |
this.bg = document.createElement('div') | |
this.bg.classList.add('progress__bg') | |
this.content = document.createElement('div') | |
this.content.classList.add('progress__content') | |
const template = document.getElementById('progress-content') | |
this.content.innerHTML = template.innerHTML | |
this.wrapper.appendChild(this.bg) | |
this.wrapper.appendChild(this.content) | |
document.body.appendChild(this.wrapper) | |
} | |
public hide() { | |
document.body.classList.add('loaded') | |
this._closeAnimation() | |
} | |
private _closeAnimation() { | |
this.tl = gsap.timeline({ | |
paused: true, | |
onComplete: this._onComplete.bind(this), | |
}) | |
// more animation ... | |
this.tl.to(this.wrapper, { | |
duration: 1, | |
opacity: 0, | |
ease: 'expo.out', | |
}) | |
this.tl.play() | |
} | |
private _onComplete() { | |
this._options.onComplete() | |
this.destroy() | |
} | |
public destroy() { | |
this.tl.kill() | |
this.tl = null | |
document.body.removeChild(this.wrapper) | |
this.wrapper = null | |
this.bg = null | |
this.content = null | |
} | |
} |
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