Added Menu to share between pdf and pngs

JustScanIt.xcodeproj/project.pbxproj

@@ -7,6 +7,7 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		460818AE2C3D68A90044FF7C /* PDFCreator.swift in Sources */ = {isa = PBXBuildFile; fileRef = 460818AD2C3D68A90044FF7C /* PDFCreator.swift */; };
 		46410F842C3D12B100FFBF7E /* ZoomableScrollView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 46410F832C3D12B100FFBF7E /* ZoomableScrollView.swift */; };
 		466989C72C34DC7A009884D1 /* JustScanItApp.swift in Sources */ = {isa = PBXBuildFile; fileRef = 466989C62C34DC7A009884D1 /* JustScanItApp.swift */; };
 		466989CB2C34DC7B009884D1 /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 466989CA2C34DC7B009884D1 /* Assets.xcassets */; };
@@ -20,6 +21,7 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
+		460818AD2C3D68A90044FF7C /* PDFCreator.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PDFCreator.swift; sourceTree = "<group>"; };
 		46410F832C3D12B100FFBF7E /* ZoomableScrollView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ZoomableScrollView.swift; sourceTree = "<group>"; };
 		466989C32C34DC7A009884D1 /* JustScanIt.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = JustScanIt.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		466989C62C34DC7A009884D1 /* JustScanItApp.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = JustScanItApp.swift; sourceTree = "<group>"; };
@@ -86,6 +88,7 @@
 			children = (
 				466989D52C34DCE4009884D1 /* VNDocumentCameraViewControllerR.swift */,
 				46410F832C3D12B100FFBF7E /* ZoomableScrollView.swift */,
+				460818AD2C3D68A90044FF7C /* PDFCreator.swift */,
 			);
 			path = Controllers;
 			sourceTree = "<group>";
@@ -187,6 +190,7 @@
 				466989D62C34DCE4009884D1 /* VNDocumentCameraViewControllerR.swift in Sources */,
 				46410F842C3D12B100FFBF7E /* ZoomableScrollView.swift in Sources */,
 				466989DD2C35299D009884D1 /* ScanItemView.swift in Sources */,
+				460818AE2C3D68A90044FF7C /* PDFCreator.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -245,7 +249,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 17.5;
+				IPHONEOS_DEPLOYMENT_TARGET = 17.0;
 				LOCALIZATION_PREFERS_STRING_CATALOGS = YES;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
@@ -302,7 +306,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 17.5;
+				IPHONEOS_DEPLOYMENT_TARGET = 17.0;
 				LOCALIZATION_PREFERS_STRING_CATALOGS = YES;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;

JustScanIt/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -1,7 +1,7 @@
 {
   "images" : [
     {
-      "filename" : "icon_dark2.png",
+      "filename" : "icon2.png",
       "idiom" : "universal",
       "platform" : "ios",
       "size" : "1024x1024"

JustScanIt/Controllers/PDFCreator.swift

@@ -0,0 +1,16 @@
+//
+//  PDFCreator.swift
+//  JustScanIt
+//
+//  Created by Pradyun Setti on 10/07/2024.
+//
+
+import Foundation
+
+public final class PDFCreator {
+    private let dpi: CGFloat = 72
+    
+    public func generate() {
+        
+    }
+}

JustScanIt/View/ScanItemView.swift

@@ -15,17 +15,40 @@ struct ScanItemView: View {
     
     let scan: Scan
     let images: [Image]
-//    let uiImages: [UIImage]
     
     private let translucentColour = Color(red: 0.6, green: 0.8, blue: 1, opacity: 0.4)
     
     private let bgBottomColour = Color(red: 33/255, green: 90/255, blue: 1, opacity: 1)
     private let bgTopColour = Color(red: 0/255, green: 130/255, blue: 1, opacity: 1)
     
+    var sharePDFURL: URL! = nil
+    
+    @MainActor
     init(_ scan: Scan) {
         self.scan = scan
-        self.images = scan.toSwiftUIImages()
+        let imgs = scan.toSwiftUIImages()
-//        self.uiImages = scan.toUIImages()
+        self.images = imgs
+        
+        let rect = CGRect(x: 0, y: 0, width: 8.27*72, height: 11.69*72) // A4 dimensions multiplied by 72 dpi
+        
+        let format = UIGraphicsPDFRendererFormat()
+        
+        let renderer = UIGraphicsPDFRenderer(bounds: rect, format: format)
+        let tempFolder = FileManager.default.temporaryDirectory
+        
+        let fileName = "scan.pdf"
+        let tempURL = tempFolder.appendingPathComponent(fileName)
+        
+        try? renderer.writePDF(to: tempURL) { context in
+            for img in imgs {
+                context.beginPage()
+                let imageRenderer = ImageRenderer(content: img.resizable().scaledToFit())
+                imageRenderer.scale = 1
+                imageRenderer.uiImage?.draw(at: CGPoint.zero)
+            }
+        }
+
+        self.sharePDFURL = tempURL
     }
     
     var body: some View {
@@ -64,7 +87,15 @@ struct ScanItemView: View {
                             .clipShape(Circle())
                     }
                     
-                    ShareLink(items: self.images, preview: { _ in SharePreview("Scan", image: self.images.first!)} )  {
+                    Menu {
+                        ShareLink(items: self.images, preview: { _ in SharePreview("Scan", image: self.images.first!)} )  {
+                            Label("PNG", systemImage: "square.and.arrow.up")
+                        }
+                        ShareLink(item: self.sharePDFURL) {
+                            Label("PDF", systemImage: "square.and.arrow.up")
+                        }
+                        
+                    } label: {
                         Image(systemName: "square.and.arrow.up").tint(.white)
                             .padding(8)
                             .background(translucentColour)
@@ -72,21 +103,22 @@ struct ScanItemView: View {
                             .clipShape(Circle())
                     }
 
+                        
+                    
                     Button { delete() } label: {
                         Image(systemName: "xmark").bold().tint(.red)
                             .padding(8)
                             .background(translucentColour)
                             .clipShape(Circle())
                     }
+                    .contextMenu {
+                        Button("Delete All Scans", role: .destructive) {
+                            deleteAll()
+                        }
+                    }
+
                 }
                 .shadow(radius: 6, y: 0)
-                
-                .contextMenu(menuItems: {
-                    Button("Delete All Scans", role: .destructive) {
-                        deleteAll()
-                    }
-                })
-//                
             }
             
             if isZoomed {
@@ -132,6 +164,7 @@ struct ScanItemView: View {
             try? ctx.save()
         }
     }
+    
 }
 
 #Preview {