feat: Dummy background, bigger logo

Issue #14

frontend/core/src/com/game/tankwars/controller/MainMenuController.java

+package com.game.tankwars.controller;
+
+import com.badlogic.gdx.math.Vector3;
+import com.badlogic.gdx.utils.Array;
+import com.game.tankwars.TankWarsGame;
+import com.game.tankwars.model.MenuButton;
+import com.game.tankwars.view.GameScreen;
+
+public class MainMenuController {
+
+    private final TankWarsGame tankWarsGame;
+
+    public MainMenuController(final TankWarsGame tankWarsGame) {
+        this.tankWarsGame = tankWarsGame;
+    }
+
+
+    public void handleInput(Vector3 touchPos, Array<MenuButton> menuButtons) {
+
+        for (MenuButton menuButton : menuButtons) {
+            if (touchPos.x >= menuButton.getX() && touchPos.x <= menuButton.getX() + menuButton.getWidth() &&
+                touchPos.y >= menuButton.getY() && touchPos.y <= menuButton.getY() + menuButton.getHeight()) {
+
+                switch (menuButton.getId()) {
+                    case 0: tankWarsGame.setScreen(new GameScreen(tankWarsGame)); break;
+                    case 1: System.out.println("Leaderboard button: Not yet functional"); break;
+                    case 2: System.out.println("Settings button: Not yet functional"); break;
+                }
+            }
+        }
+    }
+}

frontend/core/src/com/game/tankwars/model/MenuButton.java

@@ -7,22 +7,69 @@ import com.badlogic.gdx.graphics.g2d.SpriteBatch;
 
 public class MenuButton {
 
-    private final Texture buttonTexture;
+    private static final Texture buttonTexture = new Texture("menu-button.png");
+
+    private final SpriteBatch batch;
+    private final BitmapFont font;
+    private final int id;
+    private final String content;
+    private final float x, y, width, height;
+
     private final GlyphLayout contentLayout;
 
-    public MenuButton() {
-        this.buttonTexture = new Texture("menu-button.png");
+    public MenuButton(SpriteBatch batch, BitmapFont font, int id, String content, float x, float y) {
+        this.batch = batch;
+        this.font = font;
+        this.id = id;
+        this.content = content;
+        this.x = x - buttonTexture.getWidth() / 2f;
+        this.y = y - buttonTexture.getHeight() / 2f;
+        this.width = buttonTexture.getWidth();
+        this.height = buttonTexture.getHeight();
+
         this.contentLayout = new GlyphLayout();
     }
 
-    public void draw(SpriteBatch batch, BitmapFont font, String content, float x, float y) {
+    public void draw() {
         if (batch.isDrawing()) {
             font.getData().setScale(0.6f);
             contentLayout.setText(font, content);
 
-            batch.draw(buttonTexture, x - buttonTexture.getWidth() / 2, y - buttonTexture.getHeight() / 2);
-            font.draw(batch, content, x - contentLayout.width / 2, y + contentLayout.height / 4);
+            batch.draw(buttonTexture, x, y);
+            font.draw(batch, content, x + width / 2 - contentLayout.width / 2, y + height / 2 + contentLayout.height / 4);
         }
     }
 
+    public static void dispose() {
+        buttonTexture.dispose();
+    }
+
+    /**
+     * Static in order to only load the texture once
+     *
+     * @return The button's texture
+     */
+    public static Texture getTexture() {
+        return buttonTexture;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public float getX() {
+        return x;
+    }
+
+    public float getY() {
+        return y;
+    }
+
+    public float getWidth() {
+        return width;
+    }
+
+    public float getHeight() {
+        return height;
+    }
 }

frontend/core/src/com/game/tankwars/view/MainMenuScreen.java

@@ -6,10 +6,13 @@ import com.badlogic.gdx.graphics.OrthographicCamera;
 import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.graphics.g2d.BitmapFont;
 import com.badlogic.gdx.graphics.g2d.SpriteBatch;
+import com.badlogic.gdx.math.Vector3;
+import com.badlogic.gdx.utils.Array;
 import com.badlogic.gdx.utils.ScreenUtils;
 import com.badlogic.gdx.utils.viewport.FitViewport;
 import com.badlogic.gdx.utils.viewport.Viewport;
 import com.game.tankwars.TankWarsGame;
+import com.game.tankwars.controller.MainMenuController;
 import com.game.tankwars.model.MenuButton;
 
 public class MainMenuScreen implements Screen {
@@ -18,9 +21,13 @@ public class MainMenuScreen implements Screen {
     private final SpriteBatch batch;
     private final BitmapFont font;
     private final Viewport viewport;
+    private final MainMenuController controller;
 
     private final Texture logo;
-    private final MenuButton menuButton;
+    private final Texture background;
+    private final Array<MenuButton> menuButtons;
+
+    private final Vector3 touchPos;
 
     public MainMenuScreen(final TankWarsGame tankWarsGame, final SpriteBatch batch, final BitmapFont font, final OrthographicCamera camera) {
         this.tankWarsGame = tankWarsGame;
@@ -28,9 +35,18 @@ public class MainMenuScreen implements Screen {
         this.font = font;
 
         this.viewport = new FitViewport(224, 500, camera);
+        this.controller = new MainMenuController(tankWarsGame);
 
         this.logo = new Texture("tankwars-logo.png");
-        this.menuButton = new MenuButton();
+        // TODO: Create our own pixel art background. ZyWDE4.jpg is a dummy background image
+        this.background = new Texture("ZyWDE4.jpg");
+
+        this.menuButtons = new Array<>();
+        this.menuButtons.add(new MenuButton(batch, font, 0, "Find Game", 0, -50 + viewport.getWorldHeight() / 6));
+        this.menuButtons.add(new MenuButton(batch, font, 1, "Leaderboard", 0, -50));
+        this.menuButtons.add(new MenuButton(batch, font, 2, "Settings", 0, -50 - viewport.getWorldHeight() / 6));
+
+        this.touchPos = new Vector3();
     }
 
     @Override
@@ -40,18 +56,35 @@ public class MainMenuScreen implements Screen {
 
     @Override
     public void render(float delta) {
-        ScreenUtils.clear(.1f, .5f, .8f, 1f);
+        ScreenUtils.clear(0, 0, 0, 1f);
         batch.setProjectionMatrix(viewport.getCamera().combined);
 
-        batch.begin();
+        checkInput();
 
-        batch.draw(logo, -logo.getWidth() / 2,  viewport.getWorldHeight() / 3);
+        batch.begin();
+        float backgroundWidth = background.getWidth() *  viewport.getWorldHeight() / background.getHeight();
+        float backgroundHeight = viewport.getWorldHeight();
+        batch.draw(background, -viewport.getWorldWidth() / 2 - backgroundWidth / 2, -viewport.getWorldHeight() / 2,
+                backgroundWidth, backgroundHeight);
+
+        // TODO: Find a better way to scale the logo. Perhaps using a Pixmap
+        float logoScaling = 1.3f;
+        batch.draw(logo, -logo.getWidth() * logoScaling / 2f,  viewport.getWorldHeight() / 3,
+                logo.getWidth() * logoScaling, logo.getHeight() * logoScaling);
+
+        for (MenuButton menuButton : menuButtons) {
+            menuButton.draw();
+        }
+        batch.end();
+    }
 
-        menuButton.draw(batch, font, "Find Game", 0, -50 + viewport.getWorldHeight() / 6);
-        menuButton.draw(batch, font, "Leaderboard", 0, -50);
-        menuButton.draw(batch, font, "Settings", 0, -50 - viewport.getWorldHeight() / 6);
+    private void checkInput() {
+        if (Gdx.input.justTouched()) {
+            touchPos.set(Gdx.input.getX(), Gdx.input.getY(), 0);
+            viewport.unproject(touchPos);
 
-        batch.end();
+            controller.handleInput(touchPos, menuButtons);
+        }
     }
 
     @Override
@@ -76,6 +109,6 @@ public class MainMenuScreen implements Screen {
 
     @Override
     public void dispose() {
-
+        MenuButton.dispose();
     }
 }