Merge pull request #16 from phongleq/master

Update package file to create a target.

.swift-version

@@ -1 +1 @@
-4.0
+4.2

.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>

.travis.yml

@@ -1,10 +1,10 @@
 language: objective-c
-osx_image: xcode9
+osx_image: xcode10
 before_install:
   - gem install xcpretty
 script:
   - cd Example
   - xcodebuild -version
-  - xcodebuild -project SplitflapExample.xcodeproj -scheme SplitflapTests -sdk iphonesimulator -destination "platform=iOS Simulator,name=iPhone 6" -configuration Release GCC_INSTRUMENT_PROGRAM_FLOW_ARCS=YES GCC_GENERATE_TEST_COVERAGE_FILES=YES ONLY_ACTIVE_ARCH=YES test | xcpretty -c
+  - xcodebuild -project SplitflapExample.xcodeproj -scheme SplitflapTests -sdk iphonesimulator -destination "platform=iOS Simulator,name=iPhone 8" -configuration Release GCC_INSTRUMENT_PROGRAM_FLOW_ARCS=YES GCC_GENERATE_TEST_COVERAGE_FILES=YES ONLY_ACTIVE_ARCH=YES test | xcpretty -c
 after_success:
   - bash <(curl -s https://codecov.io/bash)

CHANGELOG.md

@@ -1,5 +1,15 @@
 # Change log
 
+## [Version 4.1.0](https://github.com/yannickl/Splitflap/releases/tag/4.1.0)
+*Released on 2018-11-24.*
+
+- [FIX] Don't show lines when color is set to nil
+
+## [Version 4.0.0](https://github.com/yannickl/Splitflap/releases/tag/4.0.0)
+*Released on 2018-09-25.*
+
+**Swift 4.2 Supports**
+
 ## [Version 3.0.1](https://github.com/yannickl/Splitflap/releases/tag/3.0.1)
 *Released on 2017-12-10.*
 

Example/Splitflap/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.0.1</string>
+	<string>4.1.0</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>

Example/SplitflapExample.xcodeproj/project.pbxproj

@@ -353,7 +353,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0710;
-				LastUpgradeCheck = 0900;
+				LastUpgradeCheck = 1020;
 				ORGANIZATIONNAME = "Yannick LORIOT";
 				TargetAttributes = {
 					CE5040591C050024007D9E9F = {
@@ -362,7 +362,7 @@
 					};
 					CE525D871BF3833700429200 = {
 						CreatedOnToolsVersion = 7.1;
-						LastSwiftMigration = 0900;
+						LastSwiftMigration = 1020;
 					};
 					CE525DAC1BF4FBC800429200 = {
 						CreatedOnToolsVersion = 7.1;
@@ -370,13 +370,13 @@
 					};
 					CEB1399F1BF266DD00DE6BA9 = {
 						CreatedOnToolsVersion = 7.1;
-						LastSwiftMigration = 0900;
+						LastSwiftMigration = 1020;
 					};
 				};
 			};
 			buildConfigurationList = CEB1399B1BF266DD00DE6BA9 /* Build configuration list for PBXProject "SplitflapExample" */;
 			compatibilityVersion = "Xcode 3.2";
-			developmentRegion = English;
+			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (
 				en,
@@ -562,7 +562,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.yannickloriot.tvOSExample;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = appletvos;
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = 3;
 				TVOS_DEPLOYMENT_TARGET = 9.0;
 			};
@@ -578,7 +578,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.yannickloriot.tvOSExample;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SDKROOT = appletvos;
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = 3;
 				TVOS_DEPLOYMENT_TARGET = 9.0;
 			};
@@ -602,7 +602,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.yannickloriot.Splitflap;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -626,7 +626,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.yannickloriot.Splitflap;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -640,7 +640,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.yannickloriot.SplitflapTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.2;
 			};
 			name = Debug;
 		};
@@ -652,7 +652,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.yannickloriot.SplitflapTests;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.2;
 			};
 			name = Release;
 		};
@@ -660,6 +660,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
@@ -668,12 +669,14 @@
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
@@ -705,7 +708,7 @@
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -714,6 +717,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
@@ -722,12 +726,14 @@
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
@@ -752,7 +758,7 @@
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VALIDATE_PRODUCT = YES;
 			};
@@ -767,7 +773,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.yannickloriot.SplitflapExample;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -780,7 +786,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = com.yannickloriot.SplitflapExample;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};

Example/SplitflapExample.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

Example/SplitflapExample.xcodeproj/xcshareddata/xcschemes/Splitflap.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0900"
+   LastUpgradeVersion = "1020"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -26,7 +26,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
       </Testables>
@@ -37,7 +36,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"

Example/SplitflapExample.xcodeproj/xcshareddata/xcschemes/SplitflapTests.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0900"
+   LastUpgradeVersion = "1020"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -10,9 +10,8 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
+      codeCoverageEnabled = "YES"
-      shouldUseLaunchSchemeArgsEnv = "YES"
+      shouldUseLaunchSchemeArgsEnv = "YES">
-      codeCoverageEnabled = "YES">
       <Testables>
          <TestableReference
             skipped = "NO">
@@ -32,7 +31,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"

Example/SplitflapExample/AppDelegate.swift

@@ -14,7 +14,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
   var window: UIWindow?
 
 
-  func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
+  func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
     // Override point for customization after application launch.
     return true
   }

Example/SplitflapExample/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.0.1</string>
+	<string>4.1.0</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>

Example/SplitflapExample/ViewController.swift

@@ -42,7 +42,7 @@ class ViewController: UIViewController, SplitflapDataSource, SplitflapDelegate {
   }
 
   fileprivate func updateButtonWithTitle(_ title: String) {
-    actionButton.setTitle("Say \(words[currentIndex])!", for: UIControlState())
+    actionButton.setTitle("Say \(words[currentIndex])!", for: UIControl.State())
   }
 
   // MARK: - Splitflap DataSource Methods

Example/tvOSExample/AppDelegate.swift

@@ -12,7 +12,7 @@ import UIKit
 class AppDelegate: UIResponder, UIApplicationDelegate {
   var window: UIWindow?
 
-  func application(_ application: UIApplication, willFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey : Any]? = nil) -> Bool {
+  func application(_ application: UIApplication, willFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey : Any]? = nil) -> Bool {
     // Override point for customization after application launch.
     return true
   }

Example/tvOSExample/Info.plist

@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.0.1</string>
+	<string>4.1.0</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>

Package.swift

@@ -1,31 +1,32 @@
-//
+// swift-tools-version:5.0
-// Splitflap
+// The swift-tools-version declares the minimum version of Swift required to build this package.
-//
-// Copyright 2015-present Yannick Loriot.
-// http://yannickloriot.com
-//
-// 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.
-//
 
 import PackageDescription
 
 let package = Package(
-  name: "Splitflap"
+    name: "Splitflap",
+    platforms: [
+        .macOS(.v10_12),
+        .iOS(.v8),
+        .tvOS(.v9)
+    ],
+    products: [
+        // Products define the executables and libraries produced by a package, and make them visible to other packages.
+        .library(
+            name: "Splitflap",
+            targets: ["Splitflap"]),
+    ],
+    dependencies: [
+        // Dependencies declare other packages that this package depends on.
+        // .package(url: /* package url */, from: "1.0.0"),
+    ],
+    targets: [
+        // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+        // Targets can depend on other targets in this package, and on products in packages which this package depends on.
+        .target(
+            name: "Splitflap",
+            dependencies: [],
+            path: "Sources"
+        )
+    ]
 )
-

README.md

@@ -11,7 +11,7 @@
   <a href="http://codecov.io/github/yannickl/Splitflap"><img alt="Code coverage status" src="http://codecov.io/github/yannickl/Splitflap/coverage.svg?branch=master"/></a>
 </p>
 
-**Splitflap** is a simple to use component to present changeable alphanumeric text like often used as a public transport timetable in airports or railway stations or with some flip clocks.
+***🛫 Splitflap*** is a simple to use component to present changeable alphanumeric text like often used as a public transport timetable in airports or railway stations or with some flip clocks.
 
 <p align="center">
     <a href="#requirements">Requirements</a> • <a href="#usage">Usage</a> • <a href="#installation">Installation</a> • <a href="#contribution">Contribution</a> • <a href="#contact">Contact</a> • <a href="#license-mit">License</a>
@@ -21,7 +21,7 @@
 
 - iOS 8.0+ / tvOS 9.0+
 - Xcode 9.0+
-- Swift 4.0+
+- Swift 4.2+
 
 ## Usage
 
@@ -109,7 +109,7 @@ source 'https://github.com/CocoaPods/Specs.git'
 platform :ios, '8.0'
 
 use_frameworks!
-pod 'Splitflap', '~> 3.0.1'
+pod 'Splitflap', '~> 4.1.0'
 ```
 
 Install into your project:
@@ -140,7 +140,7 @@ $ brew install carthage
 To integrate `Splitflap` into your Xcode project using Carthage, specify it in your `Cartfile` file:
 
 ```ogdl
-github "yannickl/Splitflap" >= 3.0.1
+github "yannickl/Splitflap" >= 4.1.0
 ```
 
 #### Swift Package Manager
@@ -153,7 +153,7 @@ let package = Package(
     name: "YOUR_PROJECT_NAME",
     targets: [],
     dependencies: [
-        .Package(url: "https://github.com/yannickl/Splitflap.git", versions: "3.0.1" ..< Version.max)
+        .Package(url: "https://github.com/yannickl/Splitflap.git", versions: "4.1.0" ..< Version.max)
     ]
 )
 ```

Sources/FlapView.swift

@@ -131,15 +131,15 @@ final class FlapView: UIView, CAAnimationDelegate {
     topAnim.fromValue = NSValue(caTransform3D: skewedIdentityTransform)
     topAnim.toValue   = NSValue(caTransform3D: CATransform3DRotate(skewedIdentityTransform, CGFloat.pi / -2, 1, 0, 0))
     topAnim.isRemovedOnCompletion = false
-    topAnim.fillMode              = kCAFillModeForwards
+    topAnim.fillMode              = CAMediaTimingFillMode.forwards
-    topAnim.timingFunction        = CAMediaTimingFunction(name: kCAMediaTimingFunctionEaseIn)
+    topAnim.timingFunction        = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeIn)
 
     bottomAnim.fromValue = NSValue(caTransform3D: CATransform3DRotate(skewedIdentityTransform, CGFloat.pi / 2, 1, 0, 0))
     bottomAnim.toValue   = NSValue(caTransform3D: skewedIdentityTransform)
     bottomAnim.delegate              = self
     bottomAnim.isRemovedOnCompletion = true
-    bottomAnim.fillMode              = kCAFillModeBoth
+    bottomAnim.fillMode              = CAMediaTimingFillMode.both
-    bottomAnim.timingFunction        = CAMediaTimingFunction(name: kCAMediaTimingFunctionEaseOut)
+    bottomAnim.timingFunction        = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeOut)
   }
 
   // MARK: - Animating the Flap View
@@ -208,8 +208,8 @@ final class FlapView: UIView, CAAnimationDelegate {
     topFront.layer.removeAllAnimations()
 
     if animated {
-      bringSubview(toFront: topFront)
+      bringSubviewToFront(topFront)
-      bringSubview(toFront: bottomBack)
+      bringSubviewToFront(bottomBack)
 
       // Animation
       topAnim.beginTime = CACurrentMediaTime()
@@ -219,8 +219,8 @@ final class FlapView: UIView, CAAnimationDelegate {
       bottomBack.layer.add(bottomAnim, forKey: "bottomDownFlip")
     }
     else {
-      bringSubview(toFront: topBack)
+      bringSubviewToFront(topBack)
-      bringSubview(toFront: bottomBack)
+      bringSubviewToFront(bottomBack)
 
       animationTime = animationTime == .tic ? .tac : .tic
     }

Sources/FlapViewBuilder.swift

@@ -91,6 +91,12 @@ public final class FlapViewBuilder {
    */
   public var lineColor: UIColor? = UIColor.darkGray
 
+	/**
+	The flap's middle line height relative to the default. The default value
+   id 1.0.
+	*/
+  public var flipPointHeightFactor: CGFloat = 1.0
+	
   // MARK: - Initializing a Flap View
 
   /**

Sources/SplitflapTokens.swift

@@ -36,23 +36,23 @@ import Foundation
 */
 open class SplitflapTokens {
   /// Numeric characters.
-  open static let Numeric = (0 ... 9).map { String($0) }
+  public static let Numeric = (0 ... 9).map { String($0) }
 
   /// Alphabetic characters (lower and upper cases).
-  open static let Alphabetic = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ".map { String($0) }
+  public static let Alphabetic = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ".map { String($0) }
 
   /// Combination of alphabetic (lower and upper cases) and numeric characters.
-  open static let Alphanumeric = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789".map { String($0) }
+  public static let Alphanumeric = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789".map { String($0) }
 
   /// Combination of alphabetic (lower and upper cases) and numeric characters plus the space.
-  open static let AlphanumericAndSpace = " abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789".map { String($0) }
+  public static let AlphanumericAndSpace = " abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789".map { String($0) }
 
   /// The 12-hour clock characters (from 1 to 12).
-  open static let TwelveHourClock = (1 ... 12).map { String($0) }
+  public static let TwelveHourClock = (1 ... 12).map { String($0) }
 
   /// The 24-hour clock characters (from 00 to 23).
-  open static let TwentyFourHourClock = (0 ... 23).map { String(format:"%02d", $0) }
+  public static let TwentyFourHourClock = (0 ... 23).map { String(format:"%02d", $0) }
 
   /// The minute/second characters (from 00 to 59).
-  open static let MinuteAndSecond = (0 ... 59).map { String(format:"%02d", $0) }
+  public static let MinuteAndSecond = (0 ... 59).map { String(format:"%02d", $0) }
 }

Sources/TileView.swift

@@ -86,6 +86,8 @@ final class TileView: UIView {
 
   // MARK: - Layout the View
 
+  fileprivate var flipPointHeightFactor: CGFloat = 1.0
+
   /// Setup the views helping by the given builder.
   fileprivate func setupViewsWithBuilder(_ builder: FlapViewBuilder) {
     font = builder.font
@@ -96,13 +98,17 @@ final class TileView: UIView {
     digitLabel.textAlignment   = builder.textAlignment
     digitLabel.textColor       = builder.textColor
     digitLabel.backgroundColor = builder.backgroundColor
-
+	flipPointHeightFactor 	   = builder.flipPointHeightFactor
-    mainLineView.backgroundColor      = builder.lineColor
-    secondaryLineView.backgroundColor = builder.backgroundColor
 
     addSubview(digitLabel)
-    addSubview(mainLineView)
+    
-    addSubview(secondaryLineView)
+    // Don't add the line if the color was set to nil
+    if let lineColor = builder.lineColor {
+      mainLineView.backgroundColor      = lineColor
+      secondaryLineView.backgroundColor = builder.backgroundColor
+      addSubview(mainLineView)
+      addSubview(secondaryLineView)
+    }
   }
 
   // MARK: - Laying out Subviews
@@ -132,14 +138,14 @@ final class TileView: UIView {
     if position == .top {
       digitLabelFrame.size.height = digitLabelFrame.height * 2
       digitLabelFrame.origin.y    = 0
-      mainLineViewFrame           = CGRect(x: 0, y: bounds.height - 2, width: bounds.width, height: 4)
+      mainLineViewFrame           = CGRect(x: 0, y: bounds.height - (2 * flipPointHeightFactor), width: bounds.width, height: 4 * flipPointHeightFactor)
-      secondaryLineViewFrame      = CGRect(x: 0, y: bounds.height - 1, width: bounds.width, height: 2)
+      secondaryLineViewFrame      = CGRect(x: 0, y: bounds.height - (1 * flipPointHeightFactor), width: bounds.width, height: 2 * flipPointHeightFactor)
     }
     else {
       digitLabelFrame.size.height = digitLabelFrame.height * 2
       digitLabelFrame.origin.y    = -digitLabelFrame.height / 2
-      mainLineViewFrame           = CGRect(x: 0, y: -2, width: bounds.width, height: 3)
+      mainLineViewFrame           = CGRect(x: 0, y: -2 * flipPointHeightFactor, width: bounds.width, height: 3 * flipPointHeightFactor)
-      secondaryLineViewFrame      = CGRect(x: 0, y: -2, width: bounds.width, height: 2)
+      secondaryLineViewFrame      = CGRect(x: 0, y: -2 * flipPointHeightFactor, width: bounds.width, height: 2 * flipPointHeightFactor)
     }
 
     digitLabel.frame         = digitLabelFrame

Sources/TokenGenerator.swift

@@ -55,7 +55,7 @@ final class TokenGenerator: IteratorProtocol {
     }
     set(newValue) {
       if let value = newValue {
-        currentIndex = tokens.index(of: value) ?? currentIndex
+        currentIndex = tokens.firstIndex(of: value) ?? currentIndex
       }
       else {
         currentIndex = 0

Splitflap.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'Splitflap'
-  s.version          = '3.0.1'
+  s.version          = '4.1.0'
   s.license          = 'MIT'
   s.summary          = 'A simple split-flap display for your Swift applications'
   s.description      = <<-DESC

Tests/XCTTestCaseTemplate.swift

@@ -27,14 +27,8 @@
 import UIKit
 import XCTest
 
-class MockAppDelegate: NSObject, UIApplicationDelegate {
-
-}
-
 class XCTTestCaseTemplate: XCTestCase {
   override func setUp() {
     super.setUp()
-
-    UIApplication.shared.delegate = MockAppDelegate()
   }
 }