Merge branch '9-create-joingame-page' into 'main'

Resolve "Create JoinGame-page"

Closes #9

See merge request !3

core/src/com/wordbattle/game/controller/JoinGameController.java

+package com.wordbattle.game.controller;
+
+public class JoinGameController {
+
+}

core/src/com/wordbattle/game/states/JoinGameState.java

+package com.wordbattle.game.states;
+
+public class JoinGameState {
+
+}

core/src/com/wordbattle/game/view/JoinGameView.java

+package com.wordbattle.game.view;
+
+import com.badlogic.gdx.Gdx;
+import com.badlogic.gdx.graphics.GL20;
+import com.badlogic.gdx.graphics.OrthographicCamera;
+import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.math.Rectangle;
+import com.wordbattle.game.WordBattle;
+import com.badlogic.gdx.graphics.g2d.SpriteBatch;
+
+public class JoinGameView {
+
+    private Texture backgroundTexture;
+    private Texture joinGameButton;
+    private Rectangle joinGameButtonBounds;
+    private OrthographicCamera cam;
+
+    public JoinGameView(OrthographicCamera cam){
+        this.cam = cam;
+        this.backgroundTexture = new Texture("bg2.png");
+        this.joinGameButton = new Texture("join_game.png");
+
+        joinGameButtonBounds = new Rectangle(
+                (WordBattle.WIDTH - joinGameButton.getWidth()) / 2,
+                (WordBattle.HEIGHT / 2 - joinGameButton.getHeight() / 2) - 50,
+                joinGameButton.getWidth(),
+                joinGameButton.getHeight()
+        );
+
+    }
+
+    public void render(SpriteBatch spriteBatch){
+        Gdx.gl.glClearColor(0, 0, 0, 1);
+        Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
+        cam.update();
+        spriteBatch.setProjectionMatrix(cam.combined);
+        spriteBatch.begin();
+        spriteBatch.draw(backgroundTexture, 0, 0, WordBattle.WIDTH, WordBattle.HEIGHT);
+        spriteBatch.draw(joinGameButton, joinGameButtonBounds.x, joinGameButtonBounds.y);
+        spriteBatch.end();
+    }
+
+    public Rectangle getJoinGameButtonBounds() {
+        return joinGameButtonBounds;
+    }
+
+    public void dispose() {
+        backgroundTexture.dispose();
+        joinGameButton.dispose();
+    }
+
+
+}