Add CustomCameraViewController

Author: somenkovnikita

Example App/iOS Example.xcodeproj/project.pbxproj

@@ -13,6 +13,7 @@
 		95A612BC27D5092700C8E6AB /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 95A612BB27D5092700C8E6AB /* Assets.xcassets */; };
 		95A612BF27D5092700C8E6AB /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 95A612BD27D5092700C8E6AB /* LaunchScreen.storyboard */; };
 		95A612C927D50A9000C8E6AB /* SPQRCode in Frameworks */ = {isa = PBXBuildFile; productRef = 95A612C827D50A9000C8E6AB /* SPQRCode */; };
+		95E76BE527D62492003667A6 /* CustomCameraViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 95E76BE427D62492003667A6 /* CustomCameraViewController.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
@@ -24,6 +25,7 @@
 		95A612BE27D5092700C8E6AB /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/LaunchScreen.storyboard; sourceTree = "<group>"; };
 		95A612C027D5092700C8E6AB /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		95A612C627D50A3400C8E6AB /* SPQRCode */ = {isa = PBXFileReference; lastKnownFileType = wrapper; name = SPQRCode; path = ..; sourceTree = "<group>"; };
+		95E76BE427D62492003667A6 /* CustomCameraViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CustomCameraViewController.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -62,6 +64,7 @@
 				95A612B227D5092600C8E6AB /* AppDelegate.swift */,
 				95A612B427D5092600C8E6AB /* SceneDelegate.swift */,
 				95A612B627D5092600C8E6AB /* ViewController.swift */,
+				95E76BE427D62492003667A6 /* CustomCameraViewController.swift */,
 				95A612BB27D5092700C8E6AB /* Assets.xcassets */,
 				95A612BD27D5092700C8E6AB /* LaunchScreen.storyboard */,
 				95A612C027D5092700C8E6AB /* Info.plist */,
@@ -149,6 +152,7 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				95E76BE527D62492003667A6 /* CustomCameraViewController.swift in Sources */,
 				95A612B727D5092600C8E6AB /* ViewController.swift in Sources */,
 				95A612B327D5092600C8E6AB /* AppDelegate.swift in Sources */,
 				95A612B527D5092600C8E6AB /* SceneDelegate.swift in Sources */,

Example App/iOS Example/CustomCameraViewController.swift

@@ -0,0 +1,50 @@
+//
+//  ViewController.swift
+//  iOS Example
+//
+//  Created by Nikita Somenkov on 06.03.2022.
+//
+
+import Foundation
+import SPQRCode
+import UIKit
+import AVFoundation
+
+final class CustomCameraViewController: SPQRCameraViewController {
+
+    private lazy var frameView = UIView()
+    private lazy var label = UILabel()
+
+    override func viewDidLoad() {
+        frameView.layer.cornerRadius = 8
+        frameView.layer.borderColor = UIColor.white.cgColor
+        frameView.layer.borderWidth = 3.0
+        frameView.layer.shadowColor = UIColor.black.cgColor
+        frameView.layer.shadowOpacity = 0.3
+
+        label.font = .systemFont(ofSize: 17)
+        label.textColor = .white
+        label.textAlignment = .center
+        label.layer.shadowColor = UIColor.black.cgColor
+        label.layer.shadowOpacity = 0.3
+
+        customFrameView = frameView
+        customPreviewView = UIView()
+
+        super.viewDidLoad()
+
+        view.addSubview(label)
+
+        label.translatesAutoresizingMaskIntoConstraints = false
+        NSLayoutConstraint.activate([
+            label.leadingAnchor.constraint(equalTo: view.leadingAnchor, constant: 32),
+            label.trailingAnchor.constraint(equalTo: view.trailingAnchor, constant: -32),
+            label.topAnchor.constraint(equalTo: view.topAnchor, constant: 32),
+        ])
+    }
+
+    override func updatePreviewView(for object: AVMetadataMachineReadableCodeObject) {
+        label.text = object.stringValue
+    }
+
+}