Feature/external configuration

Source/BottomView/BottomContainerView.swift

@@ -30,8 +30,8 @@ class BottomContainerView: UIView {
 
   lazy var doneButton: UIButton = { [unowned self] in
     let button = UIButton()
-    button.setTitle(self.configuration.cancelButtonTitle, forState: .Normal)
-    button.titleLabel?.font = self.configuration.doneButton
+    button.setTitle(self.pickerConfiguration.cancelButtonTitle, forState: .Normal)
+    button.titleLabel?.font = self.pickerConfiguration.doneButton
     button.addTarget(self, action: "doneButtonDidPress:", forControlEvents: .TouchUpInside)
 
     return button
@@ -42,14 +42,11 @@ class BottomContainerView: UIView {
     return view
     }()
 
-  lazy var configuration: PickerConfiguration = {
-    let configuration = PickerConfiguration()
-    return configuration
-    }()
+  lazy var pickerConfiguration: Configuration = Configuration.sharedInstance
 
   lazy var topSeparator: UIView = { [unowned self] in
     let view = UIView()
-    view.backgroundColor = self.configuration.backgroundColor
+    view.backgroundColor = self.pickerConfiguration.backgroundColor
 
     return view
     }()
@@ -74,7 +71,7 @@ class BottomContainerView: UIView {
       view.translatesAutoresizingMaskIntoConstraints = false
     }
 
-    backgroundColor = configuration.backgroundColor
+    backgroundColor = pickerConfiguration.backgroundColor
     stackView.addGestureRecognizer(tapGestureRecognizer)
 
     setupConstraints()
@@ -87,7 +84,7 @@ class BottomContainerView: UIView {
   // MARK: - Action methods
 
   func doneButtonDidPress(button: UIButton) {
-    if button.currentTitle == configuration.cancelButtonTitle {
+    if button.currentTitle == pickerConfiguration.cancelButtonTitle {
       delegate?.cancelButtonDidPress()
     } else {
       delegate?.doneButtonDidPress()

Source/BottomView/ButtonPicker.swift

@@ -16,15 +16,12 @@ class ButtonPicker: UIButton {
   lazy var numberLabel: UILabel = { [unowned self] in
     let label = UILabel()
     label.translatesAutoresizingMaskIntoConstraints = false
-    label.font = self.configuration.numberLabelFont
+    label.font = self.pickerConfiguration.numberLabelFont
 
     return label
     }()
 
-  lazy var configuration: PickerConfiguration = {
-    let configuration = PickerConfiguration()
-    return configuration
-    }()
+  lazy var pickerConfiguration: Configuration = Configuration.sharedInstance
 
   weak var delegate: ButtonPickerDelegate?
 

Source/CameraView/CameraView.swift

@@ -10,10 +10,7 @@ protocol CameraViewDelegate: class {
 
 class CameraView: UIViewController {
 
-  lazy var configuration: PickerConfiguration = {
-    let configuration = PickerConfiguration()
-    return configuration
-    }()
+  lazy var pickerConfiguration: Configuration = Configuration.sharedInstance
 
   lazy var blurView: UIVisualEffectView = { [unowned self] in
     let effect = UIBlurEffect(style: .Dark)
@@ -64,8 +61,8 @@ class CameraView: UIViewController {
 
     initializeCamera()
 
-    view.backgroundColor = self.configuration.mainColor
-    previewLayer?.backgroundColor = self.configuration.mainColor.CGColor
+    view.backgroundColor = self.pickerConfiguration.mainColor
+    previewLayer?.backgroundColor = self.pickerConfiguration.mainColor.CGColor
   }
 
   // MARK: - Initialize camera

Source/PickerConfiguration.swift → Source/Configuration.swift

@@ -1,6 +1,10 @@
 import UIKit
 
-public class PickerConfiguration {
+public struct Configuration {
+
+  static let sharedInstance = Configuration()
+
+  public init() { }
 
   // MARK: Colors
 

Source/ImageGallery/ImageGalleryView.swift

@@ -25,7 +25,7 @@ public class ImageGalleryView: UIView {
     let collectionView = UICollectionView(frame: CGRectMake(0, 0, 0, 0),
       collectionViewLayout: self.collectionViewLayout)
     collectionView.translatesAutoresizingMaskIntoConstraints = false
-    collectionView.backgroundColor = self.configuration.mainColor
+    collectionView.backgroundColor = self.pickerConfiguration.mainColor
     collectionView.showsHorizontalScrollIndicator = false
     collectionView.layer.anchorPoint = CGPointMake(0.5, 0.5)
 
@@ -35,7 +35,7 @@ public class ImageGalleryView: UIView {
   lazy var collectionViewLayout: UICollectionViewLayout = { [unowned self] in
     let layout = UICollectionViewFlowLayout()
     layout.scrollDirection = .Horizontal
-    layout.minimumInteritemSpacing = self.configuration.cellSpacing
+    layout.minimumInteritemSpacing = self.pickerConfiguration.cellSpacing
     layout.minimumLineSpacing = 2
     layout.sectionInset = UIEdgeInsetsMake(0, 0, 0, 0)
 
@@ -71,16 +71,13 @@ public class ImageGalleryView: UIView {
 
   lazy var assets = [PHAsset]()
 
-  lazy var configuration: PickerConfiguration = {
-    let configuration = PickerConfiguration()
-    return configuration
-    }()
+  lazy var pickerConfiguration: Configuration = Configuration.sharedInstance
 
   lazy var noImagesLabel: UILabel = { [unowned self] in
     let label = UILabel()
-    label.font = self.configuration.noImagesFont
-    label.textColor = self.configuration.noImagesColor
-    label.text = self.configuration.noImagesTitle
+    label.font = self.pickerConfiguration.noImagesFont
+    label.textColor = self.pickerConfiguration.noImagesColor
+    label.text = self.pickerConfiguration.noImagesTitle
     label.alpha = 0
     label.sizeToFit()
     self.addSubview(label)

Source/ImagePickerController.swift

@@ -57,7 +57,7 @@ public class ImagePickerController: UIViewController {
     return gesture
     }()
 
-  lazy var configuration: PickerConfiguration = PickerConfiguration()
+  lazy var pickerConfiguration: Configuration = Configuration.sharedInstance
 
   public weak var delegate: ImagePickerDelegate?
   public var stack = ImageStack()
@@ -86,7 +86,7 @@ public class ImagePickerController: UIViewController {
     }
 
     view.backgroundColor = .whiteColor()
-    view.backgroundColor = configuration.mainColor
+    view.backgroundColor = pickerConfiguration.mainColor
     cameraController.view.addGestureRecognizer(panGestureRecognizer)
 
     subscribe()
@@ -141,7 +141,7 @@ public class ImagePickerController: UIViewController {
     guard let sender = notification.object as? ImageStack else { return }
 
     let title = !sender.assets.isEmpty ?
-      configuration.doneButtonTitle : configuration.cancelButtonTitle
+      pickerConfiguration.doneButtonTitle : pickerConfiguration.cancelButtonTitle
     bottomContainer.doneButton.setTitle(title, forState: .Normal)
   }
 

Source/TopView/TopView.swift

@@ -21,7 +21,7 @@ class TopView: UIView {
     button.titleEdgeInsets = UIEdgeInsetsMake(0, 4, 0, 0)
     button.setTitleColor(UIColor(red:0.98, green:0.98, blue:0.45, alpha:1), forState: .Normal)
     button.setTitleColor(UIColor(red:0.52, green:0.52, blue:0.24, alpha:1), forState: .Highlighted)
-    button.titleLabel?.font = self.configuration.flashButton
+    button.titleLabel?.font = self.pickerConfiguration.flashButton
     button.addTarget(self, action: "flashButtonDidPress:", forControlEvents: .TouchUpInside)
     button.contentHorizontalAlignment = .Left
 
@@ -37,10 +37,7 @@ class TopView: UIView {
     return button
     }()
 
-  lazy var configuration: PickerConfiguration = {
-    let configuration = PickerConfiguration()
-    return configuration
-    }()
+  lazy var pickerConfiguration: Configuration = Configuration.sharedInstance
 
   weak var delegate: TopViewDelegate?