SDWebImageSwiftUI/Example/SDWebImageSwiftUIDemo/ContentView.swift

121 lines
3.9 KiB
Swift

/*
* This file is part of the SDWebImage package.
* (c) DreamPiggy <lizhuoli1126@126.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
import SwiftUI
import SDWebImage
import SDWebImageSwiftUI
extension String : Identifiable {
public typealias ID = Int
public var id: Int {
self.hashValue
}
}
let imageURLs = [
"http://assets.sbnation.com/assets/2512203/dogflops.gif",
"https://raw.githubusercontent.com/liyong03/YLGIFImage/master/YLGIFImageDemo/YLGIFImageDemo/joy.gif",
"http://apng.onevcat.com/assets/elephant.png",
"http://www.ioncannon.net/wp-content/uploads/2011/06/test2.webp",
"http://www.ioncannon.net/wp-content/uploads/2011/06/test9.webp",
"http://littlesvr.ca/apng/images/SteamEngine.webp",
"http://littlesvr.ca/apng/images/world-cup-2014-42.webp",
"https://isparta.github.io/compare-webp/image/gif_webp/webp/2.webp",
"https://nokiatech.github.io/heif/content/images/ski_jump_1440x960.heic",
"https://nokiatech.github.io/heif/content/image_sequences/starfield_animation.heic",
"https://nr-platform.s3.amazonaws.com/uploads/platform/published_extension/branding_icon/275/AmazonS3.png",
"http://via.placeholder.com/200x200.jpg"]
struct ContentView: View {
@State var animated: Bool = true // You can change between WebImage/AnimatedImage
var body: some View {
#if os(iOS) || os(tvOS)
return NavigationView {
contentView()
.navigationBarTitle(animated ? "AnimatedImage" : "WebImage")
.navigationBarItems(leading:
Button(action: { self.reloadCache() }) {
Text("Reload")
}, trailing:
Button(action: { self.switchView() }) {
Text("Switch")
}
)
}
#endif
#if os(macOS)
return NavigationView {
contentView()
.contextMenu {
Button(action: { self.reloadCache() }) {
Text("Reload")
}
Button(action: { self.switchView() }) {
Text("Switch")
}
}
}
#endif
#if os(watchOS)
return contentView()
.contextMenu {
Button(action: { self.reloadCache() }) {
Text("Reload")
}
}
#endif
}
func contentView() -> some View {
List(imageURLs) { url in
NavigationLink(destination: DetailView(url: url, animated: self.animated)) {
HStack {
#if os(iOS) || os(tvOS) || os(macOS)
if self.animated {
AnimatedImage(url: URL(string:url))
.resizable()
.scaledToFit()
.frame(width: CGFloat(100), height: CGFloat(100), alignment: .center)
} else {
WebImage(url: URL(string:url))
.resizable()
.scaledToFit()
.frame(width: CGFloat(100), height: CGFloat(100), alignment: .center)
}
#else
WebImage(url: URL(string:url))
.resizable()
.scaledToFit()
.frame(width: CGFloat(100), height: CGFloat(100), alignment: .center)
#endif
Text((url as NSString).lastPathComponent)
}
}
}
}
func reloadCache() {
SDImageCache.shared.clearMemory()
SDImageCache.shared.clearDisk(onCompletion: nil)
}
func switchView() {
SDImageCache.shared.clearMemory()
animated.toggle()
}
}
#if DEBUG
struct ContentView_Previews: PreviewProvider {
static var previews: some View {
ContentView()
}
}
#endif