Finalize refactoring

refactoring/flappy-bird/src/main/java/com/example/flappybird/Bird.java

@@ -7,7 +7,6 @@
 
 package com.example.flappybird;
 
-import com.example.flappybird.states.GameState;
 import java.awt.*;
 import java.awt.geom.AffineTransform;
 import java.awt.image.BufferedImage;
@@ -33,6 +32,7 @@ public class Bird extends HasPosition {
     // Bird sprites
 	private final BufferedImage[] sprites;
 
+	// Track current frame
 	private static double currentFrame = 0;
 
 	public Bird (int x, int y) {
@@ -150,7 +150,6 @@ public class Bird extends HasPosition {
 
 		// Create bird animation and pass in rotation angle
 		animateBird(g, rotation);
-
 	}
 
 	private void animateBird(Graphics g, double angle) {
@@ -173,7 +172,9 @@ public class Bird extends HasPosition {
 		// Switch animation frames
 		if (currentFrame >= count - 1) {
 			currentFrame = 0;
-		} else currentFrame += 0.09;
-
+		}
+		else {
+			currentFrame += 0.09;
+		}
 	}
 }

refactoring/flappy-bird/src/main/java/com/example/flappybird/FlappyBird.java

@@ -45,18 +45,21 @@ public class FlappyBird implements ActionListener {
 		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 		frame.setSize(WIDTH, HEIGHT);
 
+		String fontPath = "/res/fonts/flappy-font.ttf";
+
 		// Try to load ttf file
 		try {
-			InputStream is = new BufferedInputStream(this.getClass().getResourceAsStream("/res/fonts/flappy-font.ttf"));
+			InputStream fontStream = this.getClass().getResourceAsStream(fontPath);
+            assert fontStream != null;
+
+            InputStream is = new BufferedInputStream(fontStream);
 			flappyFontBase = Font.createFont(Font.TRUETYPE_FONT, is);
 
 			// Header and sub-header fonts
 			flappyScoreFont = flappyFontBase.deriveFont(Font.PLAIN, 50);
 			flappyFontReal  = flappyFontBase.deriveFont(Font.PLAIN, 20);
 			flappyMiniFont  = flappyFontBase.deriveFont(Font.PLAIN, 15);
-
 		} catch (Exception ex) {
-
 			// Exit is font cannot be loaded
 			ex.printStackTrace();
 			System.err.println("Could not load Flappy Font!");

refactoring/flappy-bird/src/main/java/com/example/flappybird/GamePanel.java

@@ -78,10 +78,6 @@ public class GamePanel extends JPanel implements KeyListener, MouseListener {
 	// Mouse actions //
 	///////////////////
 
-	public Point getClickedPoint() {
-		return clickedPoint;
-	}
-
 	/**
 	 * Checks if point is in rectangle
 	 *

refactoring/flappy-bird/src/main/java/com/example/flappybird/Pipe.java

@@ -14,8 +14,14 @@ public class Pipe extends HasPosition {
 	// Pipe constants
 	public static final int WIDTH = 67;
 	public static final int HEIGHT = 416;
-	public static final int PIPE_DISTANCE = 150;          // Horizontal distance between pipes
-	public static final int PIPE_SPACING  = HEIGHT + 170; // Vertical distance between pipes
+
+	// Horizontal distance between pipes
+	public static final int PIPE_DISTANCE = 150;
+
+	// Vertical distance between pipes
+	public static final int PIPE_SPACING = HEIGHT + 200;
+
+	// Speed of the bird.
 	private static final int SPEED = -2;
 
 	// If the bird can get a point passing this pipe

refactoring/flappy-bird/src/main/java/com/example/flappybird/Texture.java

@@ -16,7 +16,6 @@ public class Texture extends HasPosition {
 	private final BufferedImage image;
 	private final Rectangle rect;
 
-
 	public Texture (BufferedImage image, int x, int y) {
 		super(x, y);
 

refactoring/flappy-bird/src/main/java/com/example/flappybird/states/GameState.java

@@ -17,6 +17,7 @@ public abstract class GameState {
 	// Game variables //
 	////////////////////
 
+	// Background
 	protected static final int[] baseCoords = { 0, 435 };
 
 	// Player score
@@ -31,8 +32,10 @@ public abstract class GameState {
 	// Arraylist of Pipe objects
 	public static ArrayList<Pipe> pipes;
 
+	// Game bird
 	protected static Bird gameBird;
 
+	// Game panel
 	public GamePanel gamePanel;
 
 	public GameState(GamePanel panel) {
@@ -63,13 +66,11 @@ public abstract class GameState {
 
 		// Only move screen if bird is alive
 		if (gameBird.isAlive()) {
-
 			// Move base
 			// Moving base effect
 			int baseSpeed = 2;
 			baseCoords[0] = baseCoords[0] - baseSpeed < -435 ? 435 : baseCoords[0] - baseSpeed;
 			baseCoords[1] = baseCoords[1] - baseSpeed < -435 ? 435 : baseCoords[1] - baseSpeed;
-
 		}
 
 		// Background
@@ -96,4 +97,3 @@ public abstract class GameState {
 	public abstract void handleKeyboardEvent(KeyEvent e);
 	public abstract void handleMouseEvent(MouseEvent e);
 }
-

refactoring/flappy-bird/src/main/java/com/example/flappybird/states/PlayState.java

@@ -142,7 +142,6 @@ public class PlayState extends GameState {
         }
 
         // Move and draw each pipe
-
         for (Pipe p : pipes) {
 
             // Move the pipe

refactoring/flappy-bird/uml/class-diagram.puml

@@ -0,0 +1,133 @@
+@startuml
+
+!theme plain
+top to bottom direction
+skinparam linetype ortho
+
+class Audio {
+  + Audio(): 
+  - playSound(String): void
+  + jump(): void
+  + point(): void
+  + hit(): void
+}
+class Bird {
+  + Bird(int, int): 
+  - isAlive: boolean
+  + renderBird(Graphics): void
+  + jump(): void
+  + killBird(): void
+  + menuFloat(): void
+  + inGameBorders(): void
+  - animateBird(Graphics, double): void
+  + setGameStartPos(): void
+   isAlive: boolean
+}
+class FlappyBird {
+  + FlappyBird(): 
+  + actionPerformed(ActionEvent): void
+  + main(String[]): void
+}
+class GamePanel {
+  + GamePanel(): 
+  - gameState: GameState
+  # clickedPoint: Point
+  + keyReleased(KeyEvent): void
+  + mouseEntered(MouseEvent): void
+  + keyPressed(KeyEvent): void
+  + mousePressed(MouseEvent): void
+  + paintComponent(Graphics): void
+  + keyTyped(KeyEvent): void
+  + mouseClicked(MouseEvent): void
+  + mouseReleased(MouseEvent): void
+  + isTouching(Rectangle): boolean
+  + addNotify(): void
+  + mouseExited(MouseEvent): void
+   gameState: GameState
+   clickedPoint: Point
+}
+class GameState {
+  + GameState(GamePanel): 
+  + prepareScreen(Graphics): void
+  + renderGameState(Graphics): void
+  + handleMouseEvent(MouseEvent): void
+  + handleKeyboardEvent(KeyEvent): void
+  + restart(): void
+  + drawBase(Graphics): void
+}
+class HasPosition {
+  + HasPosition(int, int): 
+  # y: int
+  # x: int
+   y: int
+   x: int
+}
+class Highscore {
+  + Highscore(): 
+  + bestScore(): int
+   newBest: int
+}
+class MenuState {
+  + MenuState(GamePanel): 
+  + handleKeyboardEvent(KeyEvent): void
+  # drawMenu(Graphics): void
+  + drawCentered(String, int, int, int, Graphics): void
+  + handleMouseEvent(MouseEvent): void
+  + renderGameState(Graphics): void
+  + openReviewUrl(): void
+}
+class Pipe {
+  + Pipe(String): 
+  + move(): void
+  + reset(): void
+  + collide(Bird): boolean
+   y: int
+}
+class PlayState {
+  + PlayState(GamePanel): 
+  + drawScore(Graphics, int, boolean, int, int): void
+  + startGameScreen(Graphics): void
+  + pipeHandler(Graphics): void
+  + handleMouseEvent(MouseEvent): void
+  + gameOver(Graphics): void
+  + renderGameState(Graphics): void
+  + handleKeyboardEvent(KeyEvent): void
+}
+class Sprites {
+  + Sprites(): 
+  - putTexture(String, int, int, int, int, int, int): void
+  - resize(BufferedImage): BufferedImage
+   gameTextures: HashMap<String, Texture>
+}
+class Texture {
+  + Texture(BufferedImage, int, int): 
+  - image: BufferedImage
+  - rect: Rectangle
+   image: BufferedImage
+   rect: Rectangle
+}
+
+Bird         -[#000082,plain]-^  HasPosition 
+FlappyBird   -[#595959,dashed]->  Audio       : "«create»"
+FlappyBird  "1" *-[#595959,plain]-> "audio\n1" Audio       
+FlappyBird   -[#595959,dashed]->  GamePanel   : "«create»"
+FlappyBird  "1" *-[#595959,plain]-> "game\n1" GamePanel   
+FlappyBird   -[#595959,dashed]->  Sprites     : "«create»"
+FlappyBird  "1" *-[#595959,plain]-> "textures\n*" Texture     
+GamePanel   "1" *-[#595959,plain]-> "gameState\n1" GameState   
+GamePanel    -[#595959,dashed]->  MenuState   : "«create»"
+GameState    -[#595959,dashed]->  Bird        : "«create»"
+GameState   "1" *-[#595959,plain]-> "gameBird\n1" Bird        
+GameState   "1" *-[#595959,plain]-> "gamePanel\n1" GamePanel   
+GameState   "1" *-[#595959,plain]-> "pipes\n*" Pipe        
+MenuState    -[#000082,plain]-^  GameState   
+MenuState    -[#595959,dashed]->  PlayState   : "«create»"
+Pipe         -[#000082,plain]-^  HasPosition 
+PlayState    -[#000082,plain]-^  GameState   
+PlayState    -[#595959,dashed]->  Highscore   : "«create»"
+PlayState   "1" *-[#595959,plain]-> "highscore\n1" Highscore   
+PlayState    -[#595959,dashed]->  Pipe        : "«create»"
+Sprites     "1" *-[#595959,plain]-> "textures\n*" Texture     
+Sprites      -[#595959,dashed]->  Texture     : "«create»"
+Texture      -[#000082,plain]-^  HasPosition 
+@enduml