Android Open Source - CircleWorldGDX Screen

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From Project

Back to project page CircleWorldGDX.

License

The source code is released under:

MIT License

Java Source Code

package com.fdangelo.circleworld.gui.core;
/*from   w ww  . j  a va 2 s.c  o  m*/
import java.util.ArrayList;

import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.scenes.scene2d.Stage;
import com.badlogic.gdx.scenes.scene2d.ui.Skin;

public abstract class Screen {

  static private Skin defaultSkin;

  private final Stage stage;
  
  private final ScreenTable defaultScreenTable;
  
  private ArrayList<Screen> subscreens = new ArrayList<Screen>();

  public Screen() {
    stage = new Stage();

    defaultScreenTable = new ScreenTable();
    
    stage.addActor(defaultScreenTable);

    initScreen();
  }
  
  protected void addSubscreen(Screen screen) {
    subscreens.add(screen);
    stage.addActor(screen.defaultScreenTable);
  }

  public final Stage getStage() {
    return stage;
  }

  public final ScreenTable getScreenTable() {
    return defaultScreenTable;
  }

  public final void update(final float deltaTime) {
    stage.act(deltaTime);
    onUpdate(deltaTime);
    
    for (int i = 0; i < subscreens.size(); i++)
      subscreens.get(i).update(deltaTime);
  }

  public final void draw() {
    stage.draw();
  }

  public final void resize(int width, int height) {
    stage.setViewport(width, height);
  }
  
  public final void setActive() {
    Gdx.input.setInputProcessor(stage);
    
    stage.setViewport(Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
  }
  
  public void setVisible(boolean visible) {
    defaultScreenTable.setVisible(visible);
  }
  
  static public Skin getDefaultSkin() {
    if (defaultSkin == null) {
      defaultSkin = new Skin(Gdx.files.internal("data/uiskin.json"));
    }

    return defaultSkin;
  }
  
  protected abstract void initScreen();

  protected void onUpdate(final float deltaTime) {

  }
}

Java Source Code List

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