flash mode and flash check added

Example/FMCamera/Base.lproj/Main.storyboard

@@ -39,6 +39,9 @@
                                             <constraint firstAttribute="width" constant="50" id="926-zF-kQv"/>
                                         </constraints>
                                         <state key="normal" image="cameraFlash"/>
+                                        <connections>
+                                            <action selector="btnFlashAction:" destination="DVJ-ff-9PM" eventType="touchUpInside" id="deX-tQ-3wA"/>
+                                        </connections>
                                     </button>
                                     <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="orK-tl-cB9">
                                         <rect key="frame" x="90" y="0.0" width="89" height="89"/>
@@ -87,6 +90,7 @@
                         <viewLayoutGuide key="safeArea" id="tcd-AL-YhK"/>
                     </view>
                     <connections>
+                        <outlet property="btnFlash" destination="I0a-kQ-Uji" id="3MT-4h-V3v"/>
                         <outlet property="imgCapture" destination="6qG-Vq-5kK" id="gZx-uO-tgc"/>
                         <outlet property="vwSquareCamera" destination="KmM-cI-3fC" id="4CK-2J-jpf"/>
                         <outlet property="vwVideoPlayer" destination="cfe-EE-cef" id="ClJ-t2-Kyw"/>

Example/FMCamera/Images.xcassets/cameraFlashOpen.imageset/Contents.json

@@ -0,0 +1,23 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "filename" : "cameraFlashOpen.png",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "universal",
+      "filename" : "cameraFlashOpen@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "universal",
+      "filename" : "cameraFlashOpen@3x.png",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

Example/FMCamera/MainVC.swift

@@ -20,23 +20,24 @@ class MainVC: UIViewController {
     @IBOutlet weak var vwSquareCamera: FMCamera!
     @IBOutlet weak var vwVideoPlayer: UIView!
     @IBOutlet weak var imgCapture: UIImageView!
+    @IBOutlet weak var btnFlash: UIButton!
 
     // MARK: - Actions
     @IBAction func btnCaptureAction(_ sender: Any) {
-        if !vwSquareCamera.isCameraRecording {
-            vwVideoPlayer.isHidden = true
-            if avPlayer != nil {
-                avPlayer?.pause()
-                avPlayer = nil
-            }
-            avPlayerLayer?.removeFromSuperlayer()
-            avPlayerLayer = nil
-            vwSquareCamera.startRecording()
-        } else {
-            vwSquareCamera.stopRecording()
-        }
-//        vwSquareCamera.maxPictureFileSize = 250000
-//        vwSquareCamera.takePhoto()
+//        if !vwSquareCamera.isCameraRecording {
+//            vwVideoPlayer.isHidden = true
+//            if avPlayer != nil {
+//                avPlayer?.pause()
+//                avPlayer = nil
+//            }
+//            avPlayerLayer?.removeFromSuperlayer()
+//            avPlayerLayer = nil
+//            vwSquareCamera.startRecording()
+//        } else {
+//            vwSquareCamera.stopRecording()
+//        }
+        vwSquareCamera.maxPictureFileSize = 250000
+        vwSquareCamera.takePhoto()
     }
 
     @IBAction func btnFlipCameraAction(_ sender: Any) {
@@ -49,6 +50,19 @@ class MainVC: UIViewController {
         }
     }
 
+    @IBAction func btnFlashAction(_ sender: Any) {
+        switch vwSquareCamera.flashMode {
+        case .off, .auto:
+            vwSquareCamera.flashMode = .on
+            btnFlash.setImage(UIImage(named: "cameraFlashOpen"), for: .normal)
+        case .on:
+            vwSquareCamera.flashMode = .off
+            btnFlash.setImage(UIImage(named: "cameraFlash"), for: .normal)
+        @unknown default:
+            break
+        }
+    }
+
     // MARK: - Life Cycle
     override func viewDidLoad() {
         super.viewDidLoad()

FMCamera.podspec

@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'FMCamera'
-  s.version          = '1.0.6'
+  s.version          = '1.0.7'
   s.summary          = 'FMCamera is a simple camera view which let us capture photo or video in a given size.'
 
 # This description is used to generate tags and improve search results.

Source/FMCamera.swift

@@ -303,7 +303,14 @@ extension FMCamera {
                     AVVideoCodecKey: AVVideoCodecType.jpeg
                 ])
             }
-            settings.flashMode = flashMode
+
+            if let dInput = deviceInput {
+                if dInput.device.hasFlash {
+                    settings.flashMode = flashMode
+                } else {
+                    settings.flashMode = .off
+                }
+            }
             stillImageOutput.capturePhoto(with: settings, delegate: self)
         } else {
             print("SC CAMERA ERROR: Please configure your camera view before taking photo. ( Call configure() )")