Screensaver.java revision 7bcc2d8ce2951a8f5451e93a5192b7ae04564de0 
1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.deskclock;
18
19import android.animation.Animator;
20import android.animation.AnimatorSet;
21import android.animation.ObjectAnimator;
22import android.animation.TimeInterpolator;
23import android.content.SharedPreferences;
24import android.content.res.Configuration;
25import android.graphics.Color;
26import android.graphics.Paint;
27import android.graphics.PorterDuff;
28import android.graphics.PorterDuffColorFilter;
29import android.os.Handler;
30import android.preference.PreferenceManager;
31import android.service.dreams.DreamService;
32import android.util.Log;
33import android.view.View;
34import android.view.animation.AccelerateInterpolator;
35import android.view.animation.DecelerateInterpolator;
36
37import com.android.deskclock.Utils.ScreensaverMoveSaverRunnable;
38
39public class Screensaver extends DreamService {
40    static final boolean DEBUG = false;
41    static final String TAG = "DeskClock/Screensaver";
42
43    private View mContentView, mSaverView;
44    private View mAnalogClock, mDigitalClock;
45
46    private final Handler mHandler = new Handler();
47
48    private final ScreensaverMoveSaverRunnable mMoveSaverRunnable;
49
50    public Screensaver() {
51        if (DEBUG) Log.d(TAG, "Screensaver allocated");
52        mMoveSaverRunnable = new ScreensaverMoveSaverRunnable(mHandler);
53    }
54
55    @Override
56    public void onCreate() {
57        if (DEBUG) Log.d(TAG, "Screensaver created");
58        super.onCreate();
59    }
60
61    @Override
62    public void onConfigurationChanged(Configuration newConfig) {
63        if (DEBUG) Log.d(TAG, "Screensaver configuration changed");
64        super.onConfigurationChanged(newConfig);
65        mHandler.removeCallbacks(mMoveSaverRunnable);
66        layoutClockSaver();
67        mHandler.post(mMoveSaverRunnable);
68    }
69
70    @Override
71    public void onAttachedToWindow() {
72        if (DEBUG) Log.d(TAG, "Screensaver attached to window");
73        super.onAttachedToWindow();
74
75        // We want the screen saver to exit upon user interaction.
76        setInteractive(false);
77
78        setFullscreen(true);
79
80        layoutClockSaver();
81
82        mHandler.post(mMoveSaverRunnable);
83    }
84
85    @Override
86    public void onDetachedFromWindow() {
87        if (DEBUG) Log.d(TAG, "Screensaver detached from window");
88        super.onDetachedFromWindow();
89
90        mHandler.removeCallbacks(mMoveSaverRunnable);
91    }
92
93    private void setClockStyle() {
94        mSaverView = Utils.setClockStyle(this, mDigitalClock, mAnalogClock,
95                ScreensaverSettingsActivity.KEY_CLOCK_STYLE);
96        boolean dimNightMode = PreferenceManager.getDefaultSharedPreferences(this)
97                .getBoolean(ScreensaverSettingsActivity.KEY_NIGHT_MODE, false);
98        Utils.dimClockView(dimNightMode, mSaverView);
99        setScreenBright(!dimNightMode);
100    }
101
102    private void layoutClockSaver() {
103        setContentView(R.layout.desk_clock_saver);
104        mDigitalClock = findViewById(R.id.main_digital_clock);
105        mAnalogClock =findViewById(R.id.main_analog_clock);
106        setClockStyle();
107        mContentView = (View) mSaverView.getParent();
108        mSaverView.setAlpha(0);
109
110        mMoveSaverRunnable.registerViews(mContentView, mSaverView);
111    }
112}
113