136 lines
4.6 KiB
Java
136 lines
4.6 KiB
Java
/*
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* Twidere - Twitter client for Android
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*
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* Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.mariotaku.twidere.nyan;
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import android.annotation.SuppressLint;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.SharedPreferences;
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import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
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import android.content.res.Resources;
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import android.os.PowerManager;
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import android.service.wallpaper.WallpaperService;
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import android.view.SurfaceHolder;
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@SuppressLint("Registered")
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public class NyanWallpaperService extends WallpaperService implements NyanConstants {
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@Override
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public Engine onCreateEngine() {
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return new NyanWallpaperEngine();
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}
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private Context getContext() {
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return this;
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}
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private final class NyanWallpaperEngine extends Engine implements OnSharedPreferenceChangeListener {
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private SharedPreferences mPreferences;
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private final BroadcastReceiver mScreenReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(final Context context, final Intent intent) {
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final String action = intent.getAction();
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if (Intent.ACTION_SCREEN_ON.equals(action)) {
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if (mHelper == null) return;
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mHelper.start();
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} else if (Intent.ACTION_SCREEN_OFF.equals(action)) {
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if (mHelper == null) return;
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mHelper.stop();
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}
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}
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};
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private NyanSurfaceHelper mHelper;
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@Override
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public void onCreate(final SurfaceHolder surfaceHolder) {
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super.onCreate(surfaceHolder);
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mPreferences = getSharedPreferences(SHARED_PREFERENCES_NAME, MODE_PRIVATE);
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mPreferences.registerOnSharedPreferenceChangeListener(this);
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mHelper = new NyanSurfaceHelper(getContext());
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final IntentFilter filter = new IntentFilter();
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filter.addAction(Intent.ACTION_SCREEN_ON);
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filter.addAction(Intent.ACTION_SCREEN_OFF);
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registerReceiver(mScreenReceiver, filter);
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}
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@Override
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public void onDestroy() {
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mPreferences.unregisterOnSharedPreferenceChangeListener(this);
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unregisterReceiver(mScreenReceiver);
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super.onDestroy();
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}
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@Override
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public void onSharedPreferenceChanged(final SharedPreferences preferences, final String key) {
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if (KEY_LIVE_WALLPAPER_SCALE.equals(key)) {
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updateSurface();
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}
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}
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@Override
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public void onSurfaceCreated(final SurfaceHolder holder) {
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super.onSurfaceCreated(holder);
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holder.addCallback(mHelper);
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updateSurface();
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updateHelperState();
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}
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@Override
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public void onSurfaceDestroyed(final SurfaceHolder holder) {
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mHelper.stop();
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holder.removeCallback(mHelper);
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super.onSurfaceDestroyed(holder);
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}
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@Override
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public void onVisibilityChanged(final boolean visible) {
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super.onVisibilityChanged(visible);
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if (mHelper != null) {
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mHelper.setSkipDrawing(!visible);
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}
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}
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private void updateHelperState() {
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final PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
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if (pm.isScreenOn()) {
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mHelper.start();
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} else {
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mHelper.stop();
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}
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}
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private void updateSurface() {
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if (mPreferences == null) return;
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final Resources res = getResources();
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final int def = res.getInteger(R.integer.default_live_wallpaper_scale);
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mHelper.setScale(mPreferences.getInt(KEY_LIVE_WALLPAPER_SCALE, def));
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updateHelperState();
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}
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}
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}
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