End with this game

Author: BlindDev

SnakeGame.xcodeproj/project.pbxproj

@@ -7,6 +7,7 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		A03D5DB61D6EEC6100F76A4A /* SnakeSegments.swift in Sources */ = {isa = PBXBuildFile; fileRef = A03D5DB51D6EEC6100F76A4A /* SnakeSegments.swift */; };
 		A0997FD31D3CDB5D00AB2AC4 /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = A0997FD21D3CDB5D00AB2AC4 /* AppDelegate.swift */; };
 		A0997FD81D3CDB5D00AB2AC4 /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = A0997FD61D3CDB5D00AB2AC4 /* Main.storyboard */; };
 		A0997FDA1D3CDB5D00AB2AC4 /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = A0997FD91D3CDB5D00AB2AC4 /* Assets.xcassets */; };
@@ -19,6 +20,7 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
+		A03D5DB51D6EEC6100F76A4A /* SnakeSegments.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = SnakeSegments.swift; sourceTree = "<group>"; };
 		A0997FCF1D3CDB5D00AB2AC4 /* SnakeGame.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = SnakeGame.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		A0997FD21D3CDB5D00AB2AC4 /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
 		A0997FD71D3CDB5D00AB2AC4 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/Main.storyboard; sourceTree = "<group>"; };
@@ -76,6 +78,7 @@
 			isa = PBXGroup;
 			children = (
 				A0997FD21D3CDB5D00AB2AC4 /* AppDelegate.swift */,
+				A03D5DB51D6EEC6100F76A4A /* SnakeSegments.swift */,
 				A0997FD91D3CDB5D00AB2AC4 /* Assets.xcassets */,
 				A0997FDB1D3CDB5D00AB2AC4 /* LaunchScreen.storyboard */,
 				A0997FDE1D3CDB5D00AB2AC4 /* Info.plist */,
@@ -159,6 +162,7 @@
 			files = (
 				A0997FE81D3CDFBE00AB2AC4 /* GameFieldView.swift in Sources */,
 				A0997FEA1D3CDFEE00AB2AC4 /* GameModel.swift in Sources */,
+				A03D5DB61D6EEC6100F76A4A /* SnakeSegments.swift in Sources */,
 				A0AB42391D432B8700239297 /* Snake.swift in Sources */,
 				A0997FE61D3CDF2500AB2AC4 /* GameViewController.swift in Sources */,
 				A0997FD31D3CDB5D00AB2AC4 /* AppDelegate.swift in Sources */,

SnakeGame/GameFieldView.swift

@@ -52,13 +52,6 @@ class GameFieldView: UIView {
     }
 }
 
-enum SegmentType{
-    case Head
-    case Tail
-    case Border
-    case Middle
-    case Food
-}
 
 class SegmentView: UIView {
 
@@ -71,6 +64,8 @@ class SegmentView: UIView {
         }
     }
 
+    private var open: Bool = true
+    
     init(segment: GameSegment) {
         super.init(frame: segment.rect)
 
@@ -80,21 +75,24 @@ class SegmentView: UIView {
 
 
     override func drawRect(rect: CGRect) {
-        color().setFill()
-        path().fill()
-    }
-    
-    func path() -> UIBezierPath {
+        
+        open = !open
 
         switch segment.type {
-        case .Head, .Tail, .Middle, .Food:
-            return UIBezierPath(ovalInRect: CGRect(x: 0, y: 0, width: bounds.width, height: bounds.height))
+        case .Head:
+            SnakeSegments.drawHead(open: open, angle: segment.direction.rawValue, bounds: bounds)
+        case .Tail:
+            SnakeSegments.drawTail(angle: segment.direction.rawValue, bounds: bounds)
+        case .Middle:
+            SnakeSegments.drawMiddle(bounds: bounds)
+        case  .Food:
+            SnakeSegments.drawFood(bounds: bounds)
         case .Border:
-            let fillRect = CGRect(x: 1, y: 1, width: bounds.width-2, height: bounds.width - 2)
-            return UIBezierPath(roundedRect: fillRect, cornerRadius: bounds.width/5)
+            SnakeSegments.drawBorder(bounds: bounds)
         }
     }
 
+    
     func color() -> UIColor {
         switch segment.type {
         case .Head:

SnakeGame/GameModel.swift

@@ -191,13 +191,36 @@ class GameBrain {
 
             delegate?.updateScoreWithScore(score)
 
-            snake.insert(food, atIndex: 0)
+            snake.insert(food, atIndex: snake.endIndex)
 
             food = newSegment()
         }
 
     }
 
+    private func directionByPoint(current: CGPoint, next: CGPoint) -> Direction {
+        
+        var newDirection: Direction = .Up
+        
+        if next.x - current.x > 0 {
+            newDirection = Direction.Right
+        }
+        
+        if next.x - current.x < 0 {
+            newDirection = Direction.Left
+        }
+        
+        if next.y - current.y > 0 {
+            newDirection = Direction.Down
+        }
+        
+        if next.y - current.y < 0 {
+            newDirection = Direction.Up
+        }
+        
+        return newDirection
+    }
+    
     private func moveHead() {
 
         guard let first = snake.first else{
@@ -208,6 +231,8 @@ class GameBrain {
 
         let head = headSegment()
         head.type = SegmentType.Head
+        head.direction = directionByPoint(first.rect.origin, next: headPoint)
+
         snake.insert(head, atIndex: 0)
 
         snake.removeLast()
@@ -217,6 +242,10 @@ class GameBrain {
         }
 
         last.type = SegmentType.Tail
+        
+        let tailPrevous = snake[snake.endIndex - 2]
+        
+        last.direction = directionByPoint(last.rect.origin, next: tailPrevous.rect.origin)
     }
 
 }

SnakeGame/GameViewController.swift

@@ -41,6 +41,8 @@ class GameViewController: UIViewController {
 
     private func resetBrain() {
 
+        navigationItem.title = "Snake"
+
         brain = GameBrain(viewSize: gameFieldView.bounds.size)
 
         brain.delegate = self

SnakeGame/Snake.swift

@@ -8,10 +8,27 @@
 
 import UIKit
 
+enum Direction: CGFloat {
+    case Up = 0
+    case Down = 180
+    case Left = 90
+    case Right = 270
+}
+
+enum SegmentType{
+    case Head
+    case Tail
+    case Border
+    case Middle
+    case Food
+}
+
 class GameSegment {
 
     private var point: CGPoint!
 
+    var direction: Direction! 
+
     var rect: CGRect {
         get{
             return CGRect(x: point.x, y: point.y, width: side, height: side)