PlatLogoActivity.java revision 33f577cfea7b5cc7c7167716522bf74c5e3219da 
1/*
2 * Copyright (C) 2010 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.internal.app;
18
19import android.animation.ObjectAnimator;
20import android.app.Activity;
21import android.content.ActivityNotFoundException;
22import android.content.ContentResolver;
23import android.content.Intent;
24import android.content.res.ColorStateList;
25import android.graphics.Canvas;
26import android.graphics.Outline;
27import android.graphics.Paint;
28import android.graphics.Path;
29import android.graphics.drawable.Drawable;
30import android.graphics.drawable.GradientDrawable;
31import android.graphics.drawable.RippleDrawable;
32import android.graphics.drawable.ShapeDrawable;
33import android.graphics.drawable.shapes.OvalShape;
34import android.os.Bundle;
35import android.provider.Settings;
36import android.util.DisplayMetrics;
37import android.util.Log;
38import android.view.Gravity;
39import android.view.KeyEvent;
40import android.view.View;
41import android.view.ViewGroup;
42import android.view.ViewOutlineProvider;
43import android.view.animation.PathInterpolator;
44import android.widget.FrameLayout;
45import android.widget.ImageView;
46
47public class PlatLogoActivity extends Activity {
48    final static int[] FLAVORS = {
49            0xFF9C27B0, 0xFFBA68C8, // grape
50            0xFFFF9800, 0xFFFFB74D, // orange
51            0xFFF06292, 0xFFF8BBD0, // bubblegum
52            0xFFAFB42B, 0xFFCDDC39, // lime
53            0xFFFFEB3B, 0xFFFFF176, // lemon
54            0xFF795548, 0xFFA1887F, // mystery flavor
55    };
56    FrameLayout mLayout;
57    int mTapCount;
58    int mKeyCount;
59    PathInterpolator mInterpolator = new PathInterpolator(0f, 0f, 0.5f, 1f);
60
61    static int newColorIndex() {
62        return 2*((int) (Math.random()*FLAVORS.length/2));
63    }
64
65    Drawable makeRipple() {
66        final int idx = newColorIndex();
67        final ShapeDrawable popbg = new ShapeDrawable(new OvalShape());
68        popbg.getPaint().setColor(FLAVORS[idx]);
69        final RippleDrawable ripple = new RippleDrawable(
70                ColorStateList.valueOf(FLAVORS[idx+1]),
71                popbg, null);
72        return ripple;
73    }
74
75    @Override
76    protected void onCreate(Bundle savedInstanceState) {
77        super.onCreate(savedInstanceState);
78
79        mLayout = new FrameLayout(this);
80        setContentView(mLayout);
81    }
82
83    @Override
84    public void onAttachedToWindow() {
85        final DisplayMetrics dm = getResources().getDisplayMetrics();
86        final float dp = dm.density;
87        final int size = (int)
88                (Math.min(Math.min(dm.widthPixels, dm.heightPixels), 600*dp) - 100*dp);
89
90        final View stick = new View(this) {
91            Paint mPaint = new Paint();
92            Path mShadow = new Path();
93
94            @Override
95            public void onAttachedToWindow() {
96                super.onAttachedToWindow();
97                setWillNotDraw(false);
98                setOutlineProvider(new ViewOutlineProvider() {
99                    @Override
100                    public void getOutline(View view, Outline outline) {
101                        outline.setRect(0, getHeight() / 2, getWidth(), getHeight());
102                    }
103                });
104            }
105            @Override
106            public void onDraw(Canvas c) {
107                final int w = c.getWidth();
108                final int h = c.getHeight() / 2;
109                c.translate(0, h);
110                final GradientDrawable g = new GradientDrawable();
111                g.setOrientation(GradientDrawable.Orientation.LEFT_RIGHT);
112                g.setGradientCenter(w * 0.75f, 0);
113                g.setColors(new int[] { 0xFFFFFFFF, 0xFFAAAAAA });
114                g.setBounds(0, 0, w, h);
115                g.draw(c);
116                mPaint.setColor(0xFFAAAAAA);
117                mShadow.reset();
118                mShadow.moveTo(0,0);
119                mShadow.lineTo(w, 0);
120                mShadow.lineTo(w, size/2 + 1.5f*w);
121                mShadow.lineTo(0, size/2);
122                mShadow.close();
123                c.drawPath(mShadow, mPaint);
124            }
125        };
126        mLayout.addView(stick, new FrameLayout.LayoutParams((int) (32 * dp),
127                ViewGroup.LayoutParams.MATCH_PARENT, Gravity.CENTER_HORIZONTAL));
128        stick.setAlpha(0f);
129
130        final ImageView im = new ImageView(this);
131        im.setTranslationZ(20);
132        im.setScaleX(0);
133        im.setScaleY(0);
134        final Drawable platlogo = getDrawable(com.android.internal.R.drawable.platlogo);
135        platlogo.setAlpha(0);
136        im.setImageDrawable(platlogo);
137        im.setBackground(makeRipple());
138        im.setClickable(true);
139        final ShapeDrawable highlight = new ShapeDrawable(new OvalShape());
140        highlight.getPaint().setColor(0x10FFFFFF);
141        highlight.setBounds((int)(size*.15f), (int)(size*.15f),
142                            (int)(size*.6f), (int)(size*.6f));
143        im.getOverlay().add(highlight);
144        im.setOnClickListener(new View.OnClickListener() {
145            @Override
146            public void onClick(View v) {
147                if (mTapCount == 0) {
148                    im.animate()
149                            .translationZ(40)
150                            .scaleX(1)
151                            .scaleY(1)
152                            .setInterpolator(mInterpolator)
153                            .setDuration(700)
154                            .setStartDelay(500)
155                            .start();
156
157                    final ObjectAnimator a = ObjectAnimator.ofInt(platlogo, "alpha", 0, 255);
158                    a.setInterpolator(mInterpolator);
159                    a.setStartDelay(1000);
160                    a.start();
161
162                    stick.animate()
163                            .translationZ(20)
164                            .alpha(1)
165                            .setInterpolator(mInterpolator)
166                            .setDuration(700)
167                            .setStartDelay(750)
168                            .start();
169
170                    im.setOnLongClickListener(new View.OnLongClickListener() {
171                        @Override
172                        public boolean onLongClick(View v) {
173                            if (mTapCount < 5) return false;
174
175                            final ContentResolver cr = getContentResolver();
176                            if (Settings.System.getLong(cr, Settings.System.EGG_MODE, 0)
177                                    == 0) {
178                                // For posterity: the moment this user unlocked the easter egg
179                                Settings.System.putLong(cr,
180                                        Settings.System.EGG_MODE,
181                                        System.currentTimeMillis());
182                            }
183                            im.post(new Runnable() {
184                                @Override
185                                public void run() {
186                                    try {
187                                        startActivity(new Intent(Intent.ACTION_MAIN)
188                                                .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
189                                                        | Intent.FLAG_ACTIVITY_CLEAR_TASK
190                                                        | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS)
191                                                .addCategory("com.android.internal.category.PLATLOGO"));
192                                    } catch (ActivityNotFoundException ex) {
193                                        Log.e("PlatLogoActivity", "No more eggs.");
194                                    }
195                                    finish();
196                                }
197                            });
198                            return true;
199                        }
200                    });
201                } else {
202                    im.setBackground(makeRipple());
203                }
204                mTapCount++;
205            }
206        });
207
208        // Enable hardware keyboard input for TV compatibility.
209        im.setFocusable(true);
210        im.requestFocus();
211        im.setOnKeyListener(new View.OnKeyListener() {
212            @Override
213            public boolean onKey(View v, int keyCode, KeyEvent event) {
214                if (keyCode != KeyEvent.KEYCODE_BACK && event.getAction() == KeyEvent.ACTION_DOWN) {
215                    ++mKeyCount;
216                    if (mKeyCount > 2) {
217                        if (mTapCount > 5) {
218                            im.performLongClick();
219                        } else {
220                            im.performClick();
221                        }
222                    }
223                    return true;
224                } else {
225                    return false;
226                }
227            }
228        });
229
230        mLayout.addView(im, new FrameLayout.LayoutParams(size, size, Gravity.CENTER));
231
232        im.animate().scaleX(0.3f).scaleY(0.3f)
233                .setInterpolator(mInterpolator)
234                .setDuration(500)
235                .setStartDelay(800)
236                .start();
237    }
238}
239