Swipe to Dismiss Images

Closes: #343
2023-01-18 12:52:07 -08:00
parent 8ffa8446b6
commit 1ecfb0487e
4 changed files with 54 additions and 2 deletions
--- a/damus/Modifiers/SwipeToDismiss.swift
+++ b/damus/Modifiers/SwipeToDismiss.swift
@@ -0,0 +1,34 @@
+//
+//  SwipeToDismiss.swift
+//  damus
+//
+//  Created by Joel Klabo on 1/18/23.
+//
+
+import SwiftUI
+
+struct SwipeToDismissModifier: ViewModifier {
+    var onDismiss: () -> Void
+    @State private var offset: CGSize = .zero
+
+    func body(content: Content) -> some View {
+        content
+            .offset(y: offset.height)
+            .animation(.interactiveSpring(), value: offset)
+            .simultaneousGesture(
+                DragGesture()
+                    .onChanged { gesture in
+                        if gesture.translation.width < 50 {
+                            offset = gesture.translation
+                        }
+                    }
+                    .onEnded { _ in
+                        if abs(offset.height) > 100 {
+                            onDismiss()
+                        } else {
+                            offset = .zero
+                        }
+                    }
+            )
+    }
+}