Implement camera view controller

Author: vadymmarkov

BarcodeScanner.xcodeproj/project.pbxproj

@@ -14,12 +14,13 @@
 		D50BE3EB1C9FE7A80000A34C /* [email protected] in Resources */ = {isa = PBXBuildFile; fileRef = D50BE3E71C9FE7A80000A34C /* [email protected] */; };
 		D55281B62016758F00FF3CDD /* HeaderViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D55281B52016758F00FF3CDD /* HeaderViewController.swift */; };
 		D55281B8201675D500FF3CDD /* MessageViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D55281B7201675D500FF3CDD /* MessageViewController.swift */; };
-		D55281BA2016770800FF3CDD /* VideoViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D55281B92016770800FF3CDD /* VideoViewController.swift */; };
+		D55281BA2016770800FF3CDD /* CameraViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D55281B92016770800FF3CDD /* CameraViewController.swift */; };
 		D55281BC2016782C00FF3CDD /* ScannerViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D55281BB2016782C00FF3CDD /* ScannerViewController.swift */; };
 		D55281BF20167DB400FF3CDD /* UIViewController+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D55281BE20167DB400FF3CDD /* UIViewController+Extensions.swift */; };
 		D55281C720168E7000FF3CDD /* NSLayoutConstraint+Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D55281C620168E7000FF3CDD /* NSLayoutConstraint+Extensions.swift */; };
 		D5C4E08E1CA0BFB9008D9269 /* InfoView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D5C4E08C1CA0BFB9008D9269 /* InfoView.swift */; };
 		D5C4E08F1CA0BFB9008D9269 /* TorchMode.swift in Sources */ = {isa = PBXBuildFile; fileRef = D5C4E08D1CA0BFB9008D9269 /* TorchMode.swift */; };
+		D5CB377F2017ED2E00B9319D /* VideoPermissionService.swift in Sources */ = {isa = PBXBuildFile; fileRef = D5CB377E2017ED2E00B9319D /* VideoPermissionService.swift */; };
 		D5F1C1C91C9C5113001E17A6 /* Config.swift in Sources */ = {isa = PBXBuildFile; fileRef = D5F1C1C51C9C5113001E17A6 /* Config.swift */; };
 		D5F1C1CA1C9C5113001E17A6 /* BarcodeScannerController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D5F1C1C61C9C5113001E17A6 /* BarcodeScannerController.swift */; };
 		D5F1C1D31C9C5809001E17A6 /* HeaderView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D5F1C1D21C9C5809001E17A6 /* HeaderView.swift */; };
@@ -34,14 +35,15 @@
 		D50BE3E71C9FE7A80000A34C /* [email protected] */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "[email protected]"; sourceTree = "<group>"; };
 		D55281B52016758F00FF3CDD /* HeaderViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HeaderViewController.swift; sourceTree = "<group>"; };
 		D55281B7201675D500FF3CDD /* MessageViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MessageViewController.swift; sourceTree = "<group>"; };
-		D55281B92016770800FF3CDD /* VideoViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = VideoViewController.swift; sourceTree = "<group>"; };
+		D55281B92016770800FF3CDD /* CameraViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CameraViewController.swift; sourceTree = "<group>"; };
 		D55281BB2016782C00FF3CDD /* ScannerViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ScannerViewController.swift; sourceTree = "<group>"; };
 		D55281BE20167DB400FF3CDD /* UIViewController+Extensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UIViewController+Extensions.swift"; sourceTree = "<group>"; };
 		D55281C620168E7000FF3CDD /* NSLayoutConstraint+Extensions.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "NSLayoutConstraint+Extensions.swift"; sourceTree = "<group>"; };
 		D5B2E89F1C3A780C00C0327D /* BarcodeScanner.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = BarcodeScanner.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		D5C4E08C1CA0BFB9008D9269 /* InfoView.swift */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 2; lastKnownFileType = sourcecode.swift; path = InfoView.swift; sourceTree = "<group>"; tabWidth = 2; };
 		D5C4E08D1CA0BFB9008D9269 /* TorchMode.swift */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 2; lastKnownFileType = sourcecode.swift; path = TorchMode.swift; sourceTree = "<group>"; tabWidth = 2; };
 		D5C6298B1C3A8BBD007F7B7C /* Info-iOS.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = "Info-iOS.plist"; sourceTree = "<group>"; };
+		D5CB377E2017ED2E00B9319D /* VideoPermissionService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = VideoPermissionService.swift; sourceTree = "<group>"; };
 		D5F1C1C51C9C5113001E17A6 /* Config.swift */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 2; lastKnownFileType = sourcecode.swift; path = Config.swift; sourceTree = "<group>"; tabWidth = 2; };
 		D5F1C1C61C9C5113001E17A6 /* BarcodeScannerController.swift */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 2; lastKnownFileType = sourcecode.swift; path = BarcodeScannerController.swift; sourceTree = "<group>"; tabWidth = 2; };
 		D5F1C1D21C9C5809001E17A6 /* HeaderView.swift */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 2; lastKnownFileType = sourcecode.swift; path = HeaderView.swift; sourceTree = "<group>"; tabWidth = 2; };
@@ -75,7 +77,7 @@
 				D5F1C1C61C9C5113001E17A6 /* BarcodeScannerController.swift */,
 				D55281B52016758F00FF3CDD /* HeaderViewController.swift */,
 				D55281B7201675D500FF3CDD /* MessageViewController.swift */,
-				D55281B92016770800FF3CDD /* VideoViewController.swift */,
+				D55281B92016770800FF3CDD /* CameraViewController.swift */,
 				D55281BB2016782C00FF3CDD /* ScannerViewController.swift */,
 			);
 			path = Controllers;
@@ -128,6 +130,7 @@
 				2DBF9E0D1F169DEF006B5AA8 /* FocusViewType.swift */,
 				D5F1C1C51C9C5113001E17A6 /* Config.swift */,
 				D5F1C1D21C9C5809001E17A6 /* HeaderView.swift */,
+				D5CB377E2017ED2E00B9319D /* VideoPermissionService.swift */,
 			);
 			path = Sources;
 			sourceTree = "<group>";
@@ -217,12 +220,13 @@
 				D55281C720168E7000FF3CDD /* NSLayoutConstraint+Extensions.swift in Sources */,
 				D5C4E08E1CA0BFB9008D9269 /* InfoView.swift in Sources */,
 				D55281BF20167DB400FF3CDD /* UIViewController+Extensions.swift in Sources */,
-				D55281BA2016770800FF3CDD /* VideoViewController.swift in Sources */,
+				D55281BA2016770800FF3CDD /* CameraViewController.swift in Sources */,
 				D5F1C1D31C9C5809001E17A6 /* HeaderView.swift in Sources */,
 				D5F1C1C91C9C5113001E17A6 /* Config.swift in Sources */,
 				D55281B8201675D500FF3CDD /* MessageViewController.swift in Sources */,
 				D5F1C1CA1C9C5113001E17A6 /* BarcodeScannerController.swift in Sources */,
 				D55281BC2016782C00FF3CDD /* ScannerViewController.swift in Sources */,
+				D5CB377F2017ED2E00B9319D /* VideoPermissionService.swift in Sources */,
 				2DBF9E0E1F169DEF006B5AA8 /* FocusViewType.swift in Sources */,
 				D504555F1FD8714700E46826 /* UIView+Extensions.swift in Sources */,
 				D5FC8AD71D252A12004BED88 /* State.swift in Sources */,

Example/BarcodeScannerExample/BarcodeScannerExample/ViewController.swift

@@ -6,25 +6,25 @@ class ViewController: UIViewController {
   @IBOutlet var presentScannerButton: UIButton!
   @IBOutlet var pushScannerButton: UIButton!
 
-  private let controller = ScannerController()
-
-  override func viewDidLoad() {
-    super.viewDidLoad()
-
-    controller.codeDelegate = self
-    controller.errorDelegate = self
-    controller.dismissalDelegate = self
-  }
-
   @IBAction func handleScannerPresent(_ sender: Any, forEvent event: UIEvent) {
+    let controller = makeBarcodeScannerController()
     controller.title = "Barcode Scanner"
     present(controller, animated: true, completion: nil)
   }
 
   @IBAction func handleScannerPush(_ sender: Any, forEvent event: UIEvent) {
+    let controller = makeBarcodeScannerController()
     controller.title = "Barcode Scanner"
     navigationController?.pushViewController(controller, animated: true)
   }
+
+  private func makeBarcodeScannerController() -> ScannerController {
+    let controller = ScannerController()
+    controller.codeDelegate = self
+    controller.errorDelegate = self
+    controller.dismissalDelegate = self
+    return controller
+  }
 }
 
 extension ViewController: ScannerCodeDelegate {

Sources/Config.swift

@@ -69,6 +69,14 @@ func localizedString(_ key: String) -> String {
   return key
 }
 
+var isSimulatorRunning: Bool = {
+  #if (arch(i386) || arch(x86_64)) && os(iOS)
+    return true
+  #else
+    return false
+  #endif
+}()
+
 /**
  `AVCaptureMetadataOutput` metadata object types.
  */