Merge branch 'master' into master

Examples/PureGenius/PureGenius.playground/Contents.swift

@@ -0,0 +1,81 @@
+import PlaygroundSupport
+import SwiftUI
+
+struct PureGeniusView: View {
+  var body: some View {
+    ZStack {
+      Rectangle()
+        .fill()
+        .foregroundColor(.init(hue: 0.57, saturation: 0.25, brightness: 1))
+      Circle()
+        .frame(width: 320, height: 320)
+        .foregroundColor(.init(hue: 0.8, saturation: 0.25, brightness: 0.75))
+      VStack {
+        PGWordView(word: ["P", "U", "R", "E"]).offset(x: 0, y: 20)
+        PGWordView(word: ["G", "E", "N", "I", "U", "S"]).offset(x: 0, y: -20)
+      }
+    }
+  }
+}
+
+struct PGWordView: View {
+  var word: [String]
+  var body: some View {
+    HStack {
+      ForEach(word.identified(by: \.self)) { letter in
+        PGLetterView(text: letter)
+      }
+    }
+  }
+}
+
+struct PGLetterView: View {
+  var text: String
+  var body: some View {
+    ZStack {
+      MovingLetterView(text: text, color: .init(hue: 0.14, saturation: 0.56, brightness: 0.98))
+      MovingLetterView(text: text, color: .init(hue: 0.37, saturation: 0.52, brightness: 0.7))
+    }
+  }
+}
+
+struct MovingLetterView: View {
+  var text: String
+  var color: Color
+  
+  @State var position: CGPoint = .zero
+  @State var activeTimer: Timer = nil
+  
+  private let animationDuration: Double = 2
+  private let maxOffset: CGFloat = 10
+  private var timer: Timer {
+    return Timer.scheduledTimer(withTimeInterval: self.animationDuration * 0.25, repeats: true) {_ in
+      let x = CGFloat(arc4random_uniform(UInt32(self.maxOffset))) - (self.maxOffset / 2)
+      let y = CGFloat(arc4random_uniform(UInt32(self.maxOffset))) - (self.maxOffset / 2)
+      self.position = CGPoint.init(x: x, y: y)
+    }
+  }
+  
+  var body: some View {
+    Text(text)
+      .color(self.color)
+      .font(Font.custom("Baskerville-Bold", size: 40))
+      .bold()
+      .offset(by: self.position)
+      .animation(.basic(duration: self.animationDuration, curve: .easeInOut))
+      .onAppear {
+        self.activeTimer = self.timer
+    }
+      .onDisappear {
+        self.activeTimer = nil
+    }
+  }
+}
+
+extension View {
+  public func offset(by offset: CGPoint) -> Self.Modified<_OffsetEffect> {
+    self.offset(x: offset.x, y: offset.y)
+  }
+}
+
+PlaygroundPage.current.liveView = UIHostingController(rootView: PureGeniusView())

Examples/PureGenius/PureGenius.playground/contents.xcplayground

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<playground version='5.0' target-platform='ios'>
+    <timeline fileName='timeline.xctimeline'/>
+</playground>

README.md

@@ -1,11 +1,14 @@
 ## `SwiftUI` Examples Projects
 
-<a href="https://itunes.apple.com/app/id1446635818" target="_blank"><img align="left" src="https://github.com/ivanvorobei/SwiftUI/blob/master/Resources/icon.png" width="92"/></a>
+<a href="https://itunes.apple.com/app/id1446635818" target="_blank"><img align="left" src="https://github.com/ivanvorobei/SwiftUI/blob/master/Resources/icon.png" width="190"/></a>
 
 Examples projects using `SwiftUI` & `Combine`.  
 Include Layout, UI, Animations, Gestures, Draw and Data. See projects files in `Examples` folder. If you have project, make a pull request or create issue with link to repo.
 
-Interested in UI and animations in `UIKit`? See project [awesome-ios-ui](https://github.com/ivanvorobei/awesome-ios-ui).
+Interested in UI and animations in `UIKit`?  
+See project [awesome-ios-ui](https://github.com/ivanvorobei/awesome-ios-ui) or visit
+
+[![xcode-shop.com](https://github.com/ivanvorobei/SPPermission/blob/master/Resources/Buttons/Xcode%20Shop%20Button%20-%201.svg)](https://xcode-shop.com/ui-elements)
 
 ## Navigate
 
@@ -31,6 +34,7 @@ Interested in UI and animations in `UIKit`? See project [awesome-ios-ui](https:/
 - [Jike](#jike)
 - [Flux](#flux)
 - [SwiftUI Download Progress View](#SwiftUIDownloadView)
+- [PureGenius](#puregenius)
 
 Also include:
 - Movie
@@ -45,6 +49,10 @@ Also include:
 
 ## Projects
 
+#### Cards
+
+<img src="https://hsto.org/webt/xh/3t/eq/xh3teq68fx1bujdlsgpon4jtijo.gif" width="280">
+
 #### Transition And Blur
 
 <img src="Resources/TransitionBlur.png" width="700">
@@ -133,6 +141,9 @@ Also include:
 ### SwiftUIDownloadView
 
 <img src="Resources/SwiftUIDownloadView.gif" width="294">
+#### PureGenius
+
+<img src="Resources/PureGenius.gif" width="260">
 
 #### Authors