Keep Background Unchanged when 2 Consecutive Entry Screen Backgrounds Match #46

Author: huri000

CHANGELOG.md

@@ -1,6 +1,12 @@
 # Change Log
 Any notable changes to this project will be documented in this file.
 
+## 0.4.1
+
+### Issues Handled
+
+[Keep Background Unchanged when 2 Consecutive Entry Screen Backgrounds Match #46](https://github.com/huri000/SwiftEntryKit/issues/46)
+
 ## 0.4.0
 
 ### Features

Example/Podfile.lock

@@ -2,7 +2,7 @@ PODS:
   - Nimble (7.0.2)
   - Quick (1.2.0)
   - QuickLayout (2.0.2)
-  - SwiftEntryKit (0.4.0):
+  - SwiftEntryKit (0.4.1):
     - QuickLayout (= 2.0.2)
 
 DEPENDENCIES:
@@ -24,8 +24,8 @@ SPEC CHECKSUMS:
   Nimble: bfe1f814edabba69ff145cb1283e04ed636a67f2
   Quick: 58d203b1c5e27fff7229c4c1ae445ad7069a7a08
   QuickLayout: a730730b646b231fd4ef7cffaeb1e81fe0e1ca92
-  SwiftEntryKit: 89fdd4a15ae213d9b9bbcf36a319d2d3696f5f13
+  SwiftEntryKit: ea33b0916c8071f6d61b5d6c0aa34a09e1ee315a
 
 PODFILE CHECKSUM: edd6c2af5cc390dbf823427759474ab6c303ec9e
 
-COCOAPODS: 1.5.2
+COCOAPODS: 1.5.3

Example/Pods/Local Podspecs/SwiftEntryKit.podspec.json

@@ -127,7 +127,7 @@ source 'https://github.com/cocoapods/specs.git'
 platform :ios, '9.0'
 use_frameworks!
 
-pod 'SwiftEntryKit', '0.4.0'
+pod 'SwiftEntryKit', '0.4.1'
 ```
 
 Then, run the following command:
@@ -150,7 +150,7 @@ $ brew install carthage
 To integrate SwiftEntryKit into your Xcode project using Carthage, specify the following in your `Cartfile`:
 
 ```ogdl
-github "huri000/SwiftEntryKit" == 0.4.0
+github "huri000/SwiftEntryKit" == 0.4.1
 ```
 
 ## Usage

Example/Pods/Manifest.lock

@@ -11,7 +11,7 @@ import QuickLayout
 
 protocol EntryContentViewDelegate: class {
     func changeToActive(withAttributes attributes: EKAttributes)
-    func changeToInactive(withAttributes attributes: EKAttributes)
+    func changeToInactive(withAttributes attributes: EKAttributes, pushOut: Bool)
 }
 
 class EKContentView: UIView {
@@ -319,7 +319,7 @@ class EKContentView: UIView {
         }
 
         outDispatchWorkItem?.cancel()
-        entryDelegate?.changeToInactive(withAttributes: attributes)
+        entryDelegate?.changeToInactive(withAttributes: attributes, pushOut: pushOut)
 
         if case .animated(animation: let animation) = attributes.popBehavior, pushOut {
             animateOut(with: animation, outTranslationType: .pop)
@@ -439,7 +439,7 @@ class EKContentView: UIView {
     // Removes the view promptly - DOES NOT animate out
     func removePromptly(keepWindow: Bool = true) {
         outDispatchWorkItem?.cancel()
-        entryDelegate?.changeToInactive(withAttributes: attributes)
+        entryDelegate?.changeToInactive(withAttributes: attributes, pushOut: false)
         removeFromSuperview(keepWindow: keepWindow)
     }
 
@@ -632,7 +632,7 @@ extension EKContentView {
 
     private func stretchOut(usingSwipe type: OutTranslation, duration: TimeInterval) {
         outDispatchWorkItem?.cancel()
-        entryDelegate?.changeToInactive(withAttributes: attributes)
+        entryDelegate?.changeToInactive(withAttributes: attributes, pushOut: false)
 
         UIView.animate(withDuration: duration, delay: 0, usingSpringWithDamping: 1, initialSpringVelocity: 4, options: [.allowUserInteraction, .beginFromCurrentState], animations: {
             self.translateOut(withType: type)

Example/Pods/Target Support Files/SwiftEntryKit/Info.plist

@@ -75,10 +75,12 @@ class EKRootViewController: UIViewController {
         // Extract the attributes struct
         let attributes = entryView.attributes
 
-        // Remove the last entry
-        removeLastEntry(keepWindow: true)
-
         // Assign attributes
+        let previousAttributes = lastAttributes
+        
+        // Remove the last entry
+        removeLastEntry(lastAttributes: previousAttributes, keepWindow: true)
+        
         lastAttributes = attributes
 
         let entryContentView = EKContentView(withEntryDelegate: self)
@@ -97,7 +99,7 @@ class EKRootViewController: UIViewController {
     }
 
     // Removes last entry - can keep the window 'ON' if necessary
-    private func removeLastEntry(keepWindow: Bool) {
+    private func removeLastEntry(lastAttributes: EKAttributes?, keepWindow: Bool) {
         guard let attributes = lastAttributes else {
             return
         }
@@ -142,11 +144,28 @@ extension EKRootViewController: EntryContentViewDelegate {
         changeBackground(to: attributes.screenBackground, duration: attributes.entranceAnimation.totalDuration)
     }
 
-    func changeToInactive(withAttributes attributes: EKAttributes) {
+    func changeToInactive(withAttributes attributes: EKAttributes, pushOut: Bool) {
         guard EKAttributes.count <= 1 else {
             return
         }
-        changeBackground(to: .clear, duration: attributes.exitAnimation.totalDuration)
+        
+        let clear = {
+            self.changeBackground(to: .clear, duration: attributes.exitAnimation.totalDuration)
+        }
+        
+        guard pushOut else {
+            clear()
+            return
+        }
+        
+        guard let lastBackroundStyle = lastAttributes?.screenBackground else {
+            clear()
+            return
+        }
+        
+        if lastBackroundStyle != attributes.screenBackground {
+            clear()
+        }
     }
 
     private func changeBackground(to style: EKAttributes.BackgroundStyle, duration: TimeInterval) {

README.md

@@ -11,13 +11,13 @@ import UIKit
 public extension EKAttributes {
 
     /** The background style property */
-    public enum BackgroundStyle {
+    public enum BackgroundStyle: Equatable {
 
         /** Gradient background style */
         public struct Gradient {
-            public let colors: [UIColor]
-            public let startPoint: CGPoint
-            public let endPoint: CGPoint
+            public var colors: [UIColor]
+            public var startPoint: CGPoint
+            public var endPoint: CGPoint
 
             public init(colors: [UIColor], startPoint: CGPoint, endPoint: CGPoint) {
                 self.colors = colors
@@ -40,5 +40,28 @@ public extension EKAttributes {
 
         /** Clear background style */
         case clear
+        
+        /** == operator overload */
+        public static func == (lhs: EKAttributes.BackgroundStyle, rhs: EKAttributes.BackgroundStyle) -> Bool {
+            switch (lhs, rhs) {
+            case (visualEffect(style: let leftStyle), visualEffect(style: let rightStyle)):
+                return leftStyle == rightStyle
+            case (color(color: let leftColor), color(color: let rightColor)):
+                return leftColor == rightColor
+            case (image(image: let leftImage), image(image: let rightImage)):
+                return leftImage == rightImage
+            case (gradient(gradient: let leftGradient), gradient(gradient: let rightGradient)):
+                for (leftColor, rightColor) in zip(leftGradient.colors, rightGradient.colors) {
+                    guard leftColor == rightColor else {
+                        return false
+                    }
+                }
+                return leftGradient.startPoint == rightGradient.startPoint && leftGradient.endPoint == rightGradient.endPoint
+            case (clear, clear):
+                return true
+            default:
+                return false
+            }
+        }
     }
 }

Source/Infra/EKContentView.swift

@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name = 'SwiftEntryKit'
-  s.version = '0.4.0'
+  s.version = '0.4.1'
   s.summary = 'A simple banner and pop-up displayer for iOS. Written in Swift.'
   s.platform = :ios
   s.ios.deployment_target = '9.0'