Update the readme about the tint color for AnimatedImage

Fix the implementation that breaks the compatible with SDWebImage 5.18+

Author: dreampiggy

README.md

@@ -426,14 +426,30 @@ Both `WebImage/AnimatedImage` supports to render the vector image, by using the
 + `AnimatedImage`: use tech from Apple's symbol image and vector drawing, supports dynamic size changes without lossing details. And it use UIKit/AppKit based implementation and APIs. If you want, pass `.context(.imageThumbnailPixelSize: size)` to use bitmap rendering and get more pixels.
 + `WebImage`: draws vector image into a bitmap version. Which just like normal PNG. By default, we use vector image content size (SVG canvas size or PDF media box size). If you want, pass `.context(.imageThumbnailPixelSize: size)` to get more pixels.
 
-For `WebImage` (or bitmap rendering on `AnimatedImage`), you can also tint the SVG/PDF icons with custom colors (like symbol images), use the `.renderingMode(.template)` and `.foregroundColor(color)` modifier, which matches `SwiftUI.Image` behavior.
+For bitmap rendering, you can also tint the SVG/PDF icons with custom colors (like symbol images), use the `.renderingMode(.template)` and `.tint(:)` or `.foreground(:)` modifier, which matches `SwiftUI.Image` behavior.
+
++ WebImage
 
 ```swift
 var body: some View {
     WebImage(url: URL(string: "https://dev.w3.org/SVG/tools/svgweb/samples/svg-files/w3c.svg"))
     .resizable()
     .renderingMode(.template)
-    .foregroundColor(.red)
+    .foregroundColor(.red) // or `.tint(:)`, `.accentColor(:)`
+    .scaledToFit()
+}
+```
+
++ AnimatedImage
+
+```swift
+var body: some View {
+    AnimatedImage(url: URL(string: "https://dev.w3.org/SVG/tools/svgweb/samples/svg-files/w3c.svg"), context: [.imageThumbnailPixelSize : CGSize(width: 100, height: 100)])
+    .resizable()
+    .renderingMode(.template)
+    // seems `.foregroundColor(:)` does effect `UIView.tintColor`, use `tint(:)` or `.accentColor(:)` instead.
+    // Or you can use `onViewCreate(:)` to get native UIView and set `tintColor` (AppKit use `contentTintColor`)
+    .tint(.red)
     .scaledToFit()
 }
 ```

SDWebImageSwiftUI/Classes/AnimatedImage.swift

@@ -418,7 +418,7 @@ public struct AnimatedImage : PlatformViewRepresentable {
         }
 
         // Animated Image does not support resizing mode and rendering mode
-        if let image = view.wrapped.image, !image.conforms(to: SDAnimatedImageProtocol.self) {
+        if let image = view.wrapped.image {
             var image = image
             // ResizingMode
             if let resizingMode = imageLayout.resizingMode, imageLayout.capInsets != EdgeInsets() {