Created
September 7, 2018 17:49
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sliding a browser window
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let slideWindow = (destX, time) => new Promise(resolve => { | |
let startTime = Date.now(); | |
let stopTime = startTime + time; | |
let startX = screenX; | |
let distance = destX - startX; | |
let speed = distance / time; | |
let animationFrame = () => { | |
if (Date.now() < stopTime) { | |
let timeElapsed = Date.now() - startTime; | |
screenX = startX + speed * timeElapsed; | |
window.requestAnimationFrame(animationFrame); | |
} else { | |
screenX = destX; | |
resolve(); | |
} | |
} | |
window.requestAnimationFrame(animationFrame); | |
}); |
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