mastodon-ios/Mastodon/Extension/UIInterpolatingMotionEffect...

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//
// UIInterpolatingMotionEffect.swift
// Mastodon
//
// Created by MainasuK Cirno on 2021-3-2.
//
import UIKit
extension UIInterpolatingMotionEffect {
static func motionEffect(
minX: CGFloat,
maxX: CGFloat,
minY: CGFloat,
maxY: CGFloat
) -> UIMotionEffectGroup {
let motionEffectX = UIInterpolatingMotionEffect(keyPath: "layer.transform.translation.x", type: .tiltAlongHorizontalAxis)
motionEffectX.minimumRelativeValue = minX
motionEffectX.maximumRelativeValue = maxX
let motionEffectY = UIInterpolatingMotionEffect(keyPath: "layer.transform.translation.y", type: .tiltAlongVerticalAxis)
motionEffectY.minimumRelativeValue = minY
motionEffectY.maximumRelativeValue = maxY
let motionEffectGroup = UIMotionEffectGroup()
motionEffectGroup.motionEffects = [motionEffectX, motionEffectY]
return motionEffectGroup
}
}