From f76d234da71a5c2c8d23ed6a6516b809337f5bfb Mon Sep 17 00:00:00 2001
From: leoz <leoz@yahoo.com>
Date: Wed, 21 Feb 2024 11:57:12 -0500
Subject: Add rotation gesture

---
 Sources/SwiftyCrop/Models/CropViewModel.swift |  2 ++
 Sources/SwiftyCrop/View/CropView.swift        | 11 +++++++++++
 2 files changed, 13 insertions(+)

(limited to 'Sources')

diff --git a/Sources/SwiftyCrop/Models/CropViewModel.swift b/Sources/SwiftyCrop/Models/CropViewModel.swift
index f597fd4..a9557ac 100644
--- a/Sources/SwiftyCrop/Models/CropViewModel.swift
+++ b/Sources/SwiftyCrop/Models/CropViewModel.swift
@@ -10,6 +10,8 @@ class CropViewModel: ObservableObject {
     @Published var lastScale: CGFloat = 1.0
     @Published var offset: CGSize = .zero
     @Published var lastOffset: CGSize = .zero
+    @Published var angle: Angle = Angle(degrees: 0)
+    @Published var lastAngle: Angle = Angle(degrees: 0)
 
     init(
         maskRadius: CGFloat,
diff --git a/Sources/SwiftyCrop/View/CropView.swift b/Sources/SwiftyCrop/View/CropView.swift
index 03de910..c76f7f8 100644
--- a/Sources/SwiftyCrop/View/CropView.swift
+++ b/Sources/SwiftyCrop/View/CropView.swift
@@ -64,6 +64,14 @@ struct CropView: View {
             .onEnded { _ in
                 viewModel.lastOffset = viewModel.offset
             }
+        
+        let rotationGesture = RotationGesture()
+            .onChanged { value in
+                viewModel.angle = value
+            }
+            .onEnded { _ in
+                viewModel.lastAngle = viewModel.angle
+            }
 
         VStack {
             Text("interaction_instructions", tableName: localizableTableName, bundle: .module)
@@ -76,6 +84,7 @@ struct CropView: View {
                 Image(uiImage: image)
                     .resizable()
                     .scaledToFit()
+                    .rotationEffect(viewModel.angle)
                     .scaleEffect(viewModel.scale)
                     .offset(viewModel.offset)
                     .opacity(0.5)
@@ -91,6 +100,7 @@ struct CropView: View {
                 Image(uiImage: image)
                     .resizable()
                     .scaledToFit()
+                    .rotationEffect(viewModel.angle)
                     .scaleEffect(viewModel.scale)
                     .offset(viewModel.offset)
                     .mask(
@@ -101,6 +111,7 @@ struct CropView: View {
             .frame(maxWidth: .infinity, maxHeight: .infinity)
             .simultaneousGesture(magnificationGesture)
             .simultaneousGesture(dragGesture)
+            .simultaneousGesture(rotationGesture)
 
             HStack {
                 Button {
-- 
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