104 lines
3.9 KiB
Swift
104 lines
3.9 KiB
Swift
// The MIT License (MIT)
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// Copyright © 2017 Ivan Vorobei (hello@ivanvorobei.by)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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import UIKit
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public class SPAnimationAlpha {
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fileprivate static let durationListAnimation: TimeInterval = 0.45
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fileprivate static let coefLenthForTransition: CGFloat = 2.8
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fileprivate static let delayPerItem: TimeInterval = 0.09
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static func hideList(_ duration: TimeInterval = durationListAnimation,
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views: [UIView],
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delayPerItem: TimeInterval = delayPerItem,
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withComplection completion: (() -> Void)! = {}) {
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var del: Double = 0
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for view in views {
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delay(del, closure: {
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if (view == views.last) {
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SPAnimation.animate(duration, animations: {
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view.alpha = 0
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}, withComplection: {
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completion()
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})
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} else {
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SPAnimation.animate(duration, animations: {
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view.alpha = 0
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})
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}
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})
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del += delayPerItem
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}
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}
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static func hideReverseList(_ duration: TimeInterval = durationListAnimation,
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views: [UIView],
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delayPerItem: TimeInterval = delayPerItem,
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withComplection completion: (() -> Void)! = {}) {
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var del: Double = 0
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let reversedViews = views.reversed()
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for view in reversedViews {
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delay(del, closure: {
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if (view == views.last) {
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SPAnimation.animate(duration, animations: {
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view.alpha = 0
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}, withComplection: {
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completion()
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})
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} else {
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SPAnimation.animate(duration, animations: {
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view.alpha = 0
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})
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}
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})
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del += delayPerItem
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}
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}
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static func showList(_ duration: TimeInterval = durationListAnimation,
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views: [UIView],
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delayPerItem: TimeInterval = delayPerItem,
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withComplection completion: (() -> Void)! = {}) {
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var del: Double = 0
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for view in views {
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delay(del, closure: {
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if (view == views.last) {
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SPAnimation.animate(duration, animations: {
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view.alpha = 1
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}, withComplection: {
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completion()
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})
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} else {
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SPAnimation.animate(duration, animations: {
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view.alpha = 1
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})
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}
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})
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del += delayPerItem
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}
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}
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}
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