Add initial classes

Author: somenkovnikita

Package.swift

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+// swift-tools-version:5.3
+
+import PackageDescription
+
+let package = Package(
+    name: "SPQRCode",
+    platforms: [
+        .iOS(.v11)
+    ],
+    products: [
+        .library(
+            name: "SPQRCode",
+            targets: ["SPQRCode"]
+        )
+    ],
+    targets: [
+        .target(
+            name: "SPQRCode",
+//            resources: [
+//                .process("Resources/Assets.xcassets")
+//            ],
+            swiftSettings: [
+                .define("SPQRCODE_SPM")
+            ]
+        )
+    ],
+    swiftLanguageVersions: [.v5]
+)

Sources/SPQRCode/Extensions/UIColor+Extensions.swift

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+//
+//  File.swift
+//  
+//
+//  Created by Nikita Somenkov on 07.03.2022.
+//
+
+import Foundation
+import UIKit
+
+extension UIColor {
+
+    static let frameColor = UIColor(red: 0.992, green: 0.8, blue: 0, alpha: 1)
+
+}

Sources/SPQRCode/Protocols/SPQRCameraDelegate.swift

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+// The MIT License (MIT)
+// Copyright © 2020 Ivan Vorobei (hello@ivanvorobei.io)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+public protocol SPQRCameraDelegate: AnyObject {
+
+    func camera(_ viewController: SPQRCameraViewController, didFound stringValue: String)
+    func cameraDidPress(_ viewController: SPQRCameraViewController)
+
+}

Sources/SPQRCode/Protocols/SPQRCameraHandlers.swift

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+// The MIT License (MIT)
+// Copyright © 2020 Ivan Vorobei (hello@ivanvorobei.io)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+public typealias SPQRCameraFoundHandler = (String) -> Void
+public typealias SPQRCameraHandlerDidPressHandler = () -> Void