AndroidDaydream.java example

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libgdx-master
/*******************************************************************************
 * Copyright 2011 See AUTHORS file.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/

package com.badlogic.gdx.backends.android;

import java.lang.reflect.Method;
import java.util.Arrays;

import javax.microedition.khronos.opengles.GL10;
import javax.microedition.khronos.opengles.GL11;

import android.app.Activity;
import android.content.Context;
import android.content.res.Configuration;
import android.opengl.GLSurfaceView;
import android.os.Debug;
import android.os.Handler;
import android.os.Looper;
import android.service.dreams.DreamService;
import android.util.Log;
import android.view.Gravity;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.widget.FrameLayout;

import com.badlogic.gdx.Application;
import com.badlogic.gdx.ApplicationListener;
import com.badlogic.gdx.ApplicationLogger;
import com.badlogic.gdx.Audio;
import com.badlogic.gdx.Files;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.Graphics;
import com.badlogic.gdx.Input;
import com.badlogic.gdx.LifecycleListener;
import com.badlogic.gdx.Net;
import com.badlogic.gdx.Preferences;
import com.badlogic.gdx.backends.android.surfaceview.FillResolutionStrategy;
import com.badlogic.gdx.utils.Array;
import com.badlogic.gdx.utils.Clipboard;
import com.badlogic.gdx.utils.GdxNativesLoader;
import com.badlogic.gdx.utils.SnapshotArray;

/** An implementation of the {@link Application} interface for Android. Create an {@link Activity} that derives from this class. In
 * the Activity#onCreate(Bundle) method call the {@link #initialize(ApplicationListener)} method specifying the configuration for
 * the {@link GLSurfaceView}.
 * 
 * @author mzechner */
public class AndroidDaydream extends DreamService implements AndroidApplicationBase {
	static {
		GdxNativesLoader.load();
	}

	protected AndroidGraphics graphics;
	protected AndroidInput input;
	protected AndroidAudio audio;
	protected AndroidFiles files;
	protected AndroidNet net;
	protected AndroidClipboard clipboard;
	protected ApplicationListener listener;
	protected Handler handler;
	protected boolean firstResume = true;
	protected final Array<Runnable> runnables = new Array<Runnable>();
	protected final Array<Runnable> executedRunnables = new Array<Runnable>();
	protected final SnapshotArray<LifecycleListener> lifecycleListeners = new SnapshotArray<LifecycleListener>(LifecycleListener.class);
	protected int logLevel = LOG_INFO;
	protected ApplicationLogger applicationLogger;

	/** This method has to be called in the Activity#onCreate(Bundle) method. It sets up all the things necessary to get input,
	 * render via OpenGL and so on. Uses a default {@link AndroidApplicationConfiguration}.
	 * @param listener the {@link ApplicationListener} implementing the program logic */
	public void initialize (ApplicationListener listener) {
		AndroidApplicationConfiguration config = new AndroidApplicationConfiguration();
		initialize(listener, config);
	}

	/** This method has to be called in the Activity#onCreate(Bundle) method. It sets up all the things necessary to get input,
	 * render via OpenGL and so on. You can configure other aspects of the application with the rest of the fields in the
	 * {@link AndroidApplicationConfiguration} instance.
	 * @param listener the {@link ApplicationListener} implementing the program logic
	 * @param config the {@link AndroidApplicationConfiguration}, defining various settings of the application (use accelerometer,
	 *           etc.). */
	public void initialize (ApplicationListener listener, AndroidApplicationConfiguration config) {
		init(listener, config, false);
	}

	/** This method has to be called in the Activity#onCreate(Bundle) method. It sets up all the things necessary to get input,
	 * render via OpenGL and so on. Uses a default {@link AndroidApplicationConfiguration}.
	 * <p>
	 * Note: you have to add the returned view to your layout!
	 * @param listener the {@link ApplicationListener} implementing the program logic
	 * @return the {@link GLSurfaceView} of the application */
	public View initializeForView (ApplicationListener listener) {
		AndroidApplicationConfiguration config = new AndroidApplicationConfiguration();
		return initializeForView(listener, config);
	}

	/** This method has to be called in the Activity#onCreate(Bundle) method. It sets up all the things necessary to get input,
	 * render via OpenGL and so on. You can configure other aspects of the application with the rest of the fields in the
	 * {@link AndroidApplicationConfiguration} instance.
	 * <p>
	 * Note: you have to add the returned view to your layout!
	 * @param listener the {@link ApplicationListener} implementing the program logic
	 * @param config the {@link AndroidApplicationConfiguration}, defining various settings of the application (use accelerometer,
	 *           etc.).
	 * @return the {@link GLSurfaceView} of the application */
	public View initializeForView (ApplicationListener listener, AndroidApplicationConfiguration config) {
		init(listener, config, true);
		return graphics.getView();
	}

	private void init (ApplicationListener listener, AndroidApplicationConfiguration config, boolean isForView) {
		setApplicationLogger(new AndroidApplicationLogger());
		graphics = new AndroidGraphics(this, config, config.resolutionStrategy == null ? new FillResolutionStrategy()
			: config.resolutionStrategy);
		input = AndroidInputFactory.newAndroidInput(this, this, graphics.view, config);
		audio = new AndroidAudio(this, config);
		this.getFilesDir(); // workaround for Android bug #10515463
		files = new AndroidFiles(this.getAssets(), this.getFilesDir().getAbsolutePath());
		net = new AndroidNet(this);
		this.listener = listener;
		this.handler = new Handler();
		this.clipboard = new AndroidClipboard(this);

		// Add a specialized audio lifecycle listener
		addLifecycleListener(new LifecycleListener() {

			@Override
			public void resume () {
				audio.resume();
			}
			
			@Override
			public void pause () {
				audio.pause();
			}
			
			@Override
			public void dispose () {
				audio.dispose();
				audio = null;
			}
		});

		Gdx.app = this;
		Gdx.input = this.getInput();
		Gdx.audio = this.getAudio();
		Gdx.files = this.getFiles();
		Gdx.graphics = this.getGraphics();
		Gdx.net = this.getNet();

		if (!isForView) {
			setFullscreen(true);
			setContentView(graphics.getView(), createLayoutParams());
		}

		createWakeLock(config.useWakelock);
		hideStatusBar(config);
	}

	protected FrameLayout.LayoutParams createLayoutParams () {
		FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(android.view.ViewGroup.LayoutParams.MATCH_PARENT,
			android.view.ViewGroup.LayoutParams.MATCH_PARENT);
		layoutParams.gravity = Gravity.CENTER;
		return layoutParams;
	}

	protected void createWakeLock (boolean use) {
		if (use) {
			getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
		}
	}

	protected void hideStatusBar (AndroidApplicationConfiguration config) {
		if (!config.hideStatusBar || getVersion() < 11) return;

		View rootView = getWindow().getDecorView();

		try {
			Method m = View.class.getMethod("setSystemUiVisibility", int.class);
			m.invoke(rootView, 0x0);
			m.invoke(rootView, 0x1);
		} catch (Exception e) {
			log("AndroidApplication", "Can't hide status bar", e);
		}
	}

	@Override
	public void onDreamingStopped () {
		boolean isContinuous = graphics.isContinuousRendering();
		graphics.setContinuousRendering(true);
		graphics.pause();

		input.unregisterSensorListeners();

		int[] realId = input.realId;
		// erase pointer ids. this sucks donkeyballs...
		Arrays.fill(realId, -1);
		boolean[] touched = input.touched;
		// erase touched state. this also sucks donkeyballs...
		Arrays.fill(touched, false);
		graphics.clearManagedCaches();
		graphics.destroy();
		graphics.setContinuousRendering(isContinuous);

		graphics.onPauseGLSurfaceView();

		super.onDreamingStopped();
	}

	@Override
	public void onDreamingStarted () {
		Gdx.app = this;
		Gdx.input = this.getInput();
		Gdx.audio = this.getAudio();
		Gdx.files = this.getFiles();
		Gdx.graphics = this.getGraphics();
		Gdx.net = this.getNet();

		getInput().registerSensorListeners();

		if (graphics != null) {
			graphics.onResumeGLSurfaceView();
		}

		if (!firstResume) {
			graphics.resume();
		} else
			firstResume = false;
		super.onDreamingStarted();
	}

	@Override
	public void onDetachedFromWindow () {
		super.onDetachedFromWindow();
	}

	@Override
	public ApplicationListener getApplicationListener () {
		return listener;
	}

	@Override
	public Audio getAudio () {
		return audio;
	}

	@Override
	public Files getFiles () {
		return files;
	}

	@Override
	public Graphics getGraphics () {
		return graphics;
	}

	@Override
	public AndroidInput getInput () {
		return input;
	}

	@Override
	public Net getNet () {
		return net;
	}

	@Override
	public ApplicationType getType () {
		return ApplicationType.Android;
	}

	@Override
	public int getVersion () {
		return android.os.Build.VERSION.SDK_INT;
	}

	@Override
	public long getJavaHeap () {
		return Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory();
	}

	@Override
	public long getNativeHeap () {
		return Debug.getNativeHeapAllocatedSize();
	}

	@Override
	public Preferences getPreferences (String name) {
		return new AndroidPreferences(getSharedPreferences(name, Context.MODE_PRIVATE));
	}

	@Override
	public Clipboard getClipboard () {
		return clipboard;
	}

	@Override
	public void postRunnable (Runnable runnable) {
		synchronized (runnables) {
			runnables.add(runnable);
			Gdx.graphics.requestRendering();
		}
	}

	@Override
	public void onConfigurationChanged (Configuration config) {
		super.onConfigurationChanged(config);
		boolean keyboardAvailable = false;
		if (config.hardKeyboardHidden == Configuration.HARDKEYBOARDHIDDEN_NO) keyboardAvailable = true;
		input.keyboardAvailable = keyboardAvailable;
	}

	@Override
	public void exit () {
		handler.post(new Runnable() {
			@Override
			public void run () {
				AndroidDaydream.this.finish();
			}
		});
	}

	@Override
	public void debug (String tag, String message) {
		if (logLevel >= LOG_DEBUG) getApplicationLogger().debug(tag, message);
	}

	@Override
	public void debug (String tag, String message, Throwable exception) {
		if (logLevel >= LOG_DEBUG) getApplicationLogger().debug(tag, message, exception);
	}

	@Override
	public void log (String tag, String message) {
		if (logLevel >= LOG_INFO) getApplicationLogger().log(tag, message);
	}

	@Override
	public void log (String tag, String message, Throwable exception) {
		if (logLevel >= LOG_INFO) getApplicationLogger().log(tag, message, exception);
	}

	@Override
	public void error (String tag, String message) {
		if (logLevel >= LOG_ERROR) getApplicationLogger().error(tag, message);
	}

	@Override
	public void error (String tag, String message, Throwable exception) {
		if (logLevel >= LOG_ERROR) getApplicationLogger().error(tag, message, exception);
	}

	@Override
	public void setLogLevel (int logLevel) {
		this.logLevel = logLevel;
	}

	@Override
	public int getLogLevel () {
		return logLevel;
	}

	@Override
	public void setApplicationLogger (ApplicationLogger applicationLogger) {
		this.applicationLogger = applicationLogger;
	}

	@Override
	public ApplicationLogger getApplicationLogger () {
		return applicationLogger;
	}

	@Override
	public void addLifecycleListener (LifecycleListener listener) {
		synchronized (lifecycleListeners) {
			lifecycleListeners.add(listener);
		}
	}

	@Override
	public void removeLifecycleListener (LifecycleListener listener) {
		synchronized (lifecycleListeners) {
			lifecycleListeners.removeValue(listener, true);
		}
	}

	@Override
	public Context getContext () {
		return this;
	}

	@Override
	public Array<Runnable> getRunnables () {
		return runnables;
	}

	@Override
	public Array<Runnable> getExecutedRunnables () {
		return executedRunnables;
	}

	@Override
	public SnapshotArray<LifecycleListener> getLifecycleListeners () {
		return lifecycleListeners;
	}

	@Override
	public Window getApplicationWindow () {
		return this.getWindow();
	}

	@Override
	public Handler getHandler () {
		return this.handler;
	}

	@Override
	public void runOnUiThread (Runnable runnable) {
		if (Looper.myLooper() != Looper.getMainLooper()) {
			// The current thread is not the UI thread.
			// Let's post the runnable to the event queue of the UI thread.
			new Handler(Looper.getMainLooper()).post(runnable);
		} else {
			// The current thread is the UI thread already.
			// Let's execute the runnable immediately.
			runnable.run();
		}
	}

	@Override
	public void useImmersiveMode (boolean b) {
		throw new UnsupportedOperationException();
	}
}