feat: add initial selected index in image viewer

payan-app · Aug 28, 2022 · 9bac3e4 · 9bac3e4
1 parent 534493f
commit 9bac3e4
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Showing 3 changed files with 9 additions and 6 deletions.
diff --git a/PuraceDemo/PuraceDemo/Examples/Complex/ImageViewerExample.swift b/PuraceDemo/PuraceDemo/Examples/Complex/ImageViewerExample.swift
@@ -26,7 +26,8 @@ struct ImageViewerExample: View {
             Spacer()
         }.imageViewer(
             urls: urls,
-            isVisible: $isVisible
+            isVisible: $isVisible,
+            selectedIndex: 1
         )
             .navigationBarHidden(true)
     }

diff --git a/Sources/Purace/Views/Complex/Image Viewer/PuraceImageViewer.swift b/Sources/Purace/Views/Complex/Image Viewer/PuraceImageViewer.swift
@@ -60,7 +60,7 @@ public struct PuraceImageViewer: View {
                 Spacer()
 
                 indicator
-            }.frame(height: 50)
+            }.frame(height: 60)
                 .opacity((abs(dragOffset) >= .zero && abs(dragOffset) <= 5) ? 1 : 0.0002)
         }
     }

diff --git a/Sources/Purace/Views/Complex/Image Viewer/PuraceImageViewerModifier.swift b/Sources/Purace/Views/Complex/Image Viewer/PuraceImageViewerModifier.swift
@@ -11,24 +11,26 @@ import SwiftUI
 public struct PuraceImageViewerModifier: ViewModifier {
     let urls: [URL?]
     @Binding var isVisible: Bool
+    let selectedIndex: Int
 
-    public init(urls: [URL?], isVisible: Binding<Bool>) {
+    public init(urls: [URL?], isVisible: Binding<Bool>, selectedIndex: Int) {
         self.urls = urls
         self._isVisible = isVisible
+        self.selectedIndex = selectedIndex
     }
 
     public func body(content: Content) -> some View {
         ZStack {
             content
             if isVisible {
-                PuraceImageViewer(urls: urls, isVisible: $isVisible)
+                PuraceImageViewer(urls: urls, isVisible: $isVisible, index: selectedIndex)
             }
         }
     }
 }
 
 public extension View {
-    func imageViewer(urls: [URL?], isVisible: Binding<Bool>) -> some View {
-        modifier(PuraceImageViewerModifier(urls: urls, isVisible: isVisible))
+    func imageViewer(urls: [URL?], isVisible: Binding<Bool>, selectedIndex: Int = 0) -> some View {
+        modifier(PuraceImageViewerModifier(urls: urls, isVisible: isVisible, selectedIndex: selectedIndex))
     }
 }