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SDWebImageSwiftUI
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Remove the extra cases for UIAnimatedImage, since SwiftUI may add support in the future. Currently grab the poster image does not do any performance benefit

This commit is contained in:
DreamPiggy 2020-04-15 18:05:27 +08:00
parent 438994f1c3
commit c4a01c9ba2
1 changed files with 6 additions and 14 deletions
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20
SDWebImageSwiftUI/Classes/WebImage.swift
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@ -126,23 +126,15 @@ public struct WebImage : View {
func configure(image: PlatformImage) -> some View { func configure(image: PlatformImage) -> some View {
// Actual rendering SwiftUI image // Actual rendering SwiftUI image
let result: Image let result: Image
// NSImage works well with SwiftUI, include Animated and Vector Image // NSImage works well with SwiftUI, include Vector and EXIF images.
#if os(macOS) #if os(macOS)
result = Image(nsImage: image) result = Image(nsImage: image)
#else #else
// Fix the SwiftUI.Image rendering issue when use UIImage based, the `.aspectRatio` does not works. SwiftUI's Bug :) // Fix the SwiftUI.Image rendering issue, like when use EXIF UIImage, the `.aspectRatio` does not works. SwiftUI's Bug :)
// See issue #101 // See issue #101
var image = image
var cgImage: CGImage? var cgImage: CGImage?
// Case 1: UIAnimatedImage, grab poster image // Case 1: Vector Image, draw bitmap image
if image.sd_isAnimated { if image.sd_isVector {
// check images property
if let images = image.images, images.count > 0 {
image = images[0]
}
}
// Case 2: Vector Image, draw bitmap image
else if image.sd_isVector {
// ensure CGImage is nil // ensure CGImage is nil
if image.cgImage == nil { if image.cgImage == nil {
// draw vector into bitmap with the screen scale (behavior like AppKit) // draw vector into bitmap with the screen scale (behavior like AppKit)
@ -154,8 +146,8 @@ public struct WebImage : View {
cgImage = image.cgImage cgImage = image.cgImage
} }
} }
// Case 3: Image with EXIF orientation // Case 2: Image with EXIF orientation
if image.imageOrientation != .up { else if image.imageOrientation != .up {
cgImage = image.cgImage cgImage = image.cgImage
} }
// If we have CGImage, use CGImage based API, else use UIImage based API // If we have CGImage, use CGImage based API, else use UIImage based API