Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package genuini.screens; import com.badlogic.gdx.Gdx; import com.badlogic.gdx.Screen; import com.badlogic.gdx.audio.Music; import com.badlogic.gdx.graphics.GL20; import com.badlogic.gdx.graphics.OrthographicCamera; import com.badlogic.gdx.graphics.Texture; import com.badlogic.gdx.graphics.g2d.SpriteBatch; import com.badlogic.gdx.scenes.scene2d.Stage; import com.badlogic.gdx.utils.viewport.StretchViewport; import genuini.arduino.ArduinoLink; import genuini.arduino.UnobtainableComPortException; import genuini.game.PreferencesManager; import genuini.game.SkinManager; import genuini.main.MainGame; import gnu.io.SerialPort; /** * * @author Adrien */ public class AbstractScreen extends Stage implements Screen { public static ArduinoLink arduinoInstance; //Arduino Connection SerialPort arduinoPort; //Port Use public static boolean connected = false;// arduino connected or no Texture connectArduino; //image of arduino connected Stage stage; SpriteBatch batch; PreferencesManager prefs; Music music; SkinManager skinManager; SpriteBatch hudBatch; protected AbstractScreen() { super(new StretchViewport(MainGame.V_WIDTH, MainGame.V_HEIGHT, new OrthographicCamera())); prefs = new PreferencesManager(); stage = new Stage(); //batch = new SpriteBatch(); skinManager = new SkinManager(); connectArduino = new Texture("img/arduinoconnected.png"); if (!connected) { //connection with ArduinoLink class arduinoInstance = new ArduinoLink(); try { connected = true; arduinoPort = arduinoInstance.initialize(); } catch (UnobtainableComPortException e) { connected = false; System.out.println(e.getMessage()); connectArduino = new Texture("img/errorarduino.png"); } } } // Subclasses must load actors in this method public void buildStage() { batch = new SpriteBatch(); hudBatch = new SpriteBatch(); } @Override public void render(float delta) { // Clear screen Gdx.gl.glClearColor(0, 0, 0, 1); Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT); } @Override public void show() { } @Override public void resize(int width, int height) { getViewport().update(width, height, true); } @Override public void hide() { } @Override public void pause() { } @Override public void resume() { } @Override public void dispose() { stage.dispose(); //batch.dispose(); connectArduino.dispose(); skinManager.dispose(); } }