SwiftPhotoGallery
Overview
A full screen photo gallery for iOS and tvOS written in Swift.
- Photos can be panned and zoomed (iOS only)
- Pinch to zoom (iOS only)
- Double tap to zoom all the way in and again to zoom all the way out (iOS only)
- Single tap to close
- Twitter style swipe to close (iOS only)
- Includes a customizable page indicator
- Support for any orientation (iOS only)
- Supports images of varying sizes
- Includes unit tests
- Customize nearly all UI aspects
- Integrates seamlessly with SDWebImage
Usage
To run the example project, clone the repo, and run pod install from the Example directory.
Requirements
- iOS 9.0+
- tvOS 10.0+
- Xcode 10.2.1+
- Swift 5.0+
Communication
- If you need help, use Stack Overflow. (Tag 'swiftphotogallery')
- If you'd like to ask a general question, use Stack Overflow.
- If you found a bug, open an issue.
- If you have a feature request, open an issue.
- If you want to contribute, submit a pull request.
Installation
SwiftPhotoGallery is available through CocoaPods. To install it, simply add the following line to your Podfile:
pod 'SwiftPhotoGallery'Implementation
- Import the framework in your view controller
import SwiftPhotoGallery- Create an instance
let gallery = SwiftPhotoGallery(delegate: self, dataSource: self)- Customize the look
gallery.backgroundColor = UIColor.black
gallery.pageIndicatorTintColor = UIColor.gray.withAlphaComponent(0.5)
gallery.currentPageIndicatorTintColor = UIColor.white
gallery.hidePageControl = false- Implement the datasource
let imageNames = ["image1.jpeg", "image2.jpeg", "image3.jpeg"]
func numberOfImagesInGallery(gallery: SwiftPhotoGallery) -> Int {
return imageNames.count
}
func imageInGallery(gallery: SwiftPhotoGallery, forIndex: Int) -> UIImage? {
return UIImage(named: imageNames[forIndex])
}- Implement the delegate
func galleryDidTapToClose(gallery: SwiftPhotoGallery) {
// do something cool like:
dismiss(animated: true, completion: nil)
}- Present the gallery
present(gallery, animated: true, completion: nil)Full Example
class ViewController: UIViewController, SwiftPhotoGalleryDataSource, SwiftPhotoGalleryDelegate {
let imageNames = ["image1.jpeg", "image2.jpeg", "image3.jpeg"]
var index: Int = 2
override func viewDidLoad() {
super.viewDidLoad()
}
@IBAction func didPressShowMeButton(sender: AnyObject) {
let gallery = SwiftPhotoGallery(delegate: self, dataSource: self)
gallery.backgroundColor = UIColor.black
gallery.pageIndicatorTintColor = UIColor.gray.withAlphaComponent(0.5)
gallery.currentPageIndicatorTintColor = UIColor.white
gallery.hidePageControl = false
present(gallery, animated: true, completion: nil)
/*
/// Or load on a specific page like this:
present(gallery, animated: true, completion: { () -> Void in
gallery.currentPage = self.index
})
*/
}
// MARK: SwiftPhotoGalleryDataSource Methods
func numberOfImagesInGallery(gallery: SwiftPhotoGallery) -> Int {
return imageNames.count
}
func imageInGallery(gallery: SwiftPhotoGallery, forIndex: Int) -> UIImage? {
return UIImage(named: imageNames[forIndex])
}
// MARK: SwiftPhotoGalleryDelegate Methods
func galleryDidTapToClose(gallery: SwiftPhotoGallery) {
dismiss(animated: true, completion: nil)
}
}Author
Justin Vallely, [email protected]
License
SwiftPhotoGallery is available under the Apache License 2.0. See the LICENSE file for more info.