GlobalScreenshot.java revision 9837734b640ca3a1b95812612fc01c517fb02eb4
19112ec3039dda4186c6f957981237c0691db2269Winson Chung/* 29112ec3039dda4186c6f957981237c0691db2269Winson Chung * Copyright (C) 2011 The Android Open Source Project 39112ec3039dda4186c6f957981237c0691db2269Winson Chung * 49112ec3039dda4186c6f957981237c0691db2269Winson Chung * Licensed under the Apache License, Version 2.0 (the "License"); 59112ec3039dda4186c6f957981237c0691db2269Winson Chung * you may not use this file except in compliance with the License. 69112ec3039dda4186c6f957981237c0691db2269Winson Chung * You may obtain a copy of the License at 79112ec3039dda4186c6f957981237c0691db2269Winson Chung * 89112ec3039dda4186c6f957981237c0691db2269Winson Chung * http://www.apache.org/licenses/LICENSE-2.0 99112ec3039dda4186c6f957981237c0691db2269Winson Chung * 109112ec3039dda4186c6f957981237c0691db2269Winson Chung * Unless required by applicable law or agreed to in writing, software 119112ec3039dda4186c6f957981237c0691db2269Winson Chung * distributed under the License is distributed on an "AS IS" BASIS, 129112ec3039dda4186c6f957981237c0691db2269Winson Chung * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139112ec3039dda4186c6f957981237c0691db2269Winson Chung * See the License for the specific language governing permissions and 149112ec3039dda4186c6f957981237c0691db2269Winson Chung * limitations under the License. 159112ec3039dda4186c6f957981237c0691db2269Winson Chung */ 169112ec3039dda4186c6f957981237c0691db2269Winson Chung 179112ec3039dda4186c6f957981237c0691db2269Winson Chungpackage com.android.systemui.screenshot; 189112ec3039dda4186c6f957981237c0691db2269Winson Chung 199112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.animation.Animator; 209112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.animation.AnimatorListenerAdapter; 219112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.animation.AnimatorSet; 229112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.animation.ObjectAnimator; 239112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.animation.TimeInterpolator; 249112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.animation.ValueAnimator; 259112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.animation.ValueAnimator.AnimatorUpdateListener; 269112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.app.Activity; 279837734b640ca3a1b95812612fc01c517fb02eb4Mike Lockwoodimport android.content.ContentResolver; 289112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.content.ContentValues; 299112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.content.Context; 309112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.graphics.Bitmap; 319112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.graphics.Canvas; 329112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.graphics.Matrix; 339112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.graphics.PixelFormat; 349112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.media.MediaScannerConnection; 359112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.net.Uri; 369112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.os.AsyncTask; 379112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.os.Binder; 389112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.os.Environment; 399112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.os.ServiceManager; 409112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.provider.MediaStore; 419112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.util.DisplayMetrics; 429112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.util.Log; 439112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.view.Display; 449112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.view.IWindowManager; 459112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.view.LayoutInflater; 469112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.view.MotionEvent; 479112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.view.Surface; 489112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.view.View; 499112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.view.ViewGroup; 509112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.view.WindowManager; 519112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.widget.FrameLayout; 529112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.widget.ImageView; 539112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.widget.TextView; 549112ec3039dda4186c6f957981237c0691db2269Winson Chungimport android.widget.Toast; 559112ec3039dda4186c6f957981237c0691db2269Winson Chung 569112ec3039dda4186c6f957981237c0691db2269Winson Chungimport com.android.systemui.R; 579112ec3039dda4186c6f957981237c0691db2269Winson Chung 589112ec3039dda4186c6f957981237c0691db2269Winson Chungimport java.io.File; 599112ec3039dda4186c6f957981237c0691db2269Winson Chungimport java.io.FileOutputStream; 609112ec3039dda4186c6f957981237c0691db2269Winson Chungimport java.io.IOException; 619112ec3039dda4186c6f957981237c0691db2269Winson Chungimport java.io.OutputStream; 629112ec3039dda4186c6f957981237c0691db2269Winson Chungimport java.lang.Thread; 639112ec3039dda4186c6f957981237c0691db2269Winson Chungimport java.text.SimpleDateFormat; 649112ec3039dda4186c6f957981237c0691db2269Winson Chungimport java.util.Date; 659112ec3039dda4186c6f957981237c0691db2269Winson Chung 669112ec3039dda4186c6f957981237c0691db2269Winson Chung/** 679112ec3039dda4186c6f957981237c0691db2269Winson Chung * POD used in the AsyncTask which saves an image in the background. 689112ec3039dda4186c6f957981237c0691db2269Winson Chung */ 699112ec3039dda4186c6f957981237c0691db2269Winson Chungclass SaveImageInBackgroundData { 709112ec3039dda4186c6f957981237c0691db2269Winson Chung Context context; 719112ec3039dda4186c6f957981237c0691db2269Winson Chung Bitmap image; 729112ec3039dda4186c6f957981237c0691db2269Winson Chung int result; 739112ec3039dda4186c6f957981237c0691db2269Winson Chung} 749112ec3039dda4186c6f957981237c0691db2269Winson Chung 759112ec3039dda4186c6f957981237c0691db2269Winson Chung/** 769112ec3039dda4186c6f957981237c0691db2269Winson Chung * An AsyncTask that saves an image to the media store in the background. 779112ec3039dda4186c6f957981237c0691db2269Winson Chung */ 789112ec3039dda4186c6f957981237c0691db2269Winson Chungclass SaveImageInBackgroundTask extends AsyncTask<SaveImageInBackgroundData, Void, 799112ec3039dda4186c6f957981237c0691db2269Winson Chung SaveImageInBackgroundData> { 809112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final String TAG = "SaveImageInBackgroundTask"; 819112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final String SCREENSHOTS_DIR_NAME = "Screenshots"; 82753e40b1472563987489bd5b187ced4c1b608b0dWinson Chung private static final String SCREENSHOT_FILE_NAME_TEMPLATE = "Screenshot_%s.png"; 83753e40b1472563987489bd5b187ced4c1b608b0dWinson Chung private static final String SCREENSHOT_FILE_PATH_TEMPLATE = "%s/%s/%s"; 849112ec3039dda4186c6f957981237c0691db2269Winson Chung 859112ec3039dda4186c6f957981237c0691db2269Winson Chung @Override 869112ec3039dda4186c6f957981237c0691db2269Winson Chung protected SaveImageInBackgroundData doInBackground(SaveImageInBackgroundData... params) { 879112ec3039dda4186c6f957981237c0691db2269Winson Chung if (params.length != 1) return null; 889112ec3039dda4186c6f957981237c0691db2269Winson Chung 899112ec3039dda4186c6f957981237c0691db2269Winson Chung Context context = params[0].context; 909112ec3039dda4186c6f957981237c0691db2269Winson Chung Bitmap image = params[0].image; 919112ec3039dda4186c6f957981237c0691db2269Winson Chung 92d859fa399133da32705415e138c897f263ae99adWinson Chung try { 939112ec3039dda4186c6f957981237c0691db2269Winson Chung long currentTime = System.currentTimeMillis(); 94753e40b1472563987489bd5b187ced4c1b608b0dWinson Chung String date = new SimpleDateFormat("yyyy-MM-dd-kk-mm-ss").format(new Date(currentTime)); 959112ec3039dda4186c6f957981237c0691db2269Winson Chung String imageDir = Environment.getExternalStoragePublicDirectory( 969112ec3039dda4186c6f957981237c0691db2269Winson Chung Environment.DIRECTORY_PICTURES).getAbsolutePath(); 97753e40b1472563987489bd5b187ced4c1b608b0dWinson Chung String imageFileName = String.format(SCREENSHOT_FILE_NAME_TEMPLATE, date); 98753e40b1472563987489bd5b187ced4c1b608b0dWinson Chung String imageFilePath = String.format(SCREENSHOT_FILE_PATH_TEMPLATE, imageDir, 99753e40b1472563987489bd5b187ced4c1b608b0dWinson Chung SCREENSHOTS_DIR_NAME, imageFileName); 1009112ec3039dda4186c6f957981237c0691db2269Winson Chung 1019112ec3039dda4186c6f957981237c0691db2269Winson Chung // Save the screenshot to the MediaStore 1029112ec3039dda4186c6f957981237c0691db2269Winson Chung ContentValues values = new ContentValues(); 1039837734b640ca3a1b95812612fc01c517fb02eb4Mike Lockwood ContentResolver resolver = context.getContentResolver(); 1049112ec3039dda4186c6f957981237c0691db2269Winson Chung values.put(MediaStore.Images.ImageColumns.DATA, imageFilePath); 105753e40b1472563987489bd5b187ced4c1b608b0dWinson Chung values.put(MediaStore.Images.ImageColumns.TITLE, imageFileName); 106753e40b1472563987489bd5b187ced4c1b608b0dWinson Chung values.put(MediaStore.Images.ImageColumns.DISPLAY_NAME, imageFileName); 1079112ec3039dda4186c6f957981237c0691db2269Winson Chung values.put(MediaStore.Images.ImageColumns.DATE_TAKEN, currentTime); 1089112ec3039dda4186c6f957981237c0691db2269Winson Chung values.put(MediaStore.Images.ImageColumns.DATE_ADDED, currentTime); 1099112ec3039dda4186c6f957981237c0691db2269Winson Chung values.put(MediaStore.Images.ImageColumns.DATE_MODIFIED, currentTime); 1109112ec3039dda4186c6f957981237c0691db2269Winson Chung values.put(MediaStore.Images.ImageColumns.MIME_TYPE, "image/png"); 1119837734b640ca3a1b95812612fc01c517fb02eb4Mike Lockwood Uri uri = resolver.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values); 1129112ec3039dda4186c6f957981237c0691db2269Winson Chung 1139837734b640ca3a1b95812612fc01c517fb02eb4Mike Lockwood OutputStream out = resolver.openOutputStream(uri); 1149112ec3039dda4186c6f957981237c0691db2269Winson Chung image.compress(Bitmap.CompressFormat.PNG, 100, out); 1159112ec3039dda4186c6f957981237c0691db2269Winson Chung out.flush(); 1169112ec3039dda4186c6f957981237c0691db2269Winson Chung out.close(); 1179112ec3039dda4186c6f957981237c0691db2269Winson Chung 1189837734b640ca3a1b95812612fc01c517fb02eb4Mike Lockwood // update file size in the database 1199837734b640ca3a1b95812612fc01c517fb02eb4Mike Lockwood values.clear(); 1209837734b640ca3a1b95812612fc01c517fb02eb4Mike Lockwood values.put(MediaStore.Images.ImageColumns.SIZE, new File(imageFilePath).length()); 1219837734b640ca3a1b95812612fc01c517fb02eb4Mike Lockwood resolver.update(uri, values, null, null); 1229837734b640ca3a1b95812612fc01c517fb02eb4Mike Lockwood 1239112ec3039dda4186c6f957981237c0691db2269Winson Chung params[0].result = 0; 124d859fa399133da32705415e138c897f263ae99adWinson Chung } catch (Exception e) { 125d859fa399133da32705415e138c897f263ae99adWinson Chung // IOException/UnsupportedOperationException may be thrown if external storage is not 126d859fa399133da32705415e138c897f263ae99adWinson Chung // mounted 1279112ec3039dda4186c6f957981237c0691db2269Winson Chung params[0].result = 1; 1289112ec3039dda4186c6f957981237c0691db2269Winson Chung } 1299112ec3039dda4186c6f957981237c0691db2269Winson Chung 1309112ec3039dda4186c6f957981237c0691db2269Winson Chung return params[0]; 1319112ec3039dda4186c6f957981237c0691db2269Winson Chung }; 1329112ec3039dda4186c6f957981237c0691db2269Winson Chung 1339112ec3039dda4186c6f957981237c0691db2269Winson Chung @Override 1349112ec3039dda4186c6f957981237c0691db2269Winson Chung protected void onPostExecute(SaveImageInBackgroundData params) { 1359112ec3039dda4186c6f957981237c0691db2269Winson Chung if (params.result > 0) { 1369112ec3039dda4186c6f957981237c0691db2269Winson Chung // Show a message that we've failed to save the image to disk 1379112ec3039dda4186c6f957981237c0691db2269Winson Chung Toast.makeText(params.context, R.string.screenshot_failed_toast, 1389112ec3039dda4186c6f957981237c0691db2269Winson Chung Toast.LENGTH_SHORT).show(); 1399112ec3039dda4186c6f957981237c0691db2269Winson Chung } else { 1409112ec3039dda4186c6f957981237c0691db2269Winson Chung // Show a message that we've saved the screenshot to disk 1419112ec3039dda4186c6f957981237c0691db2269Winson Chung Toast.makeText(params.context, R.string.screenshot_saving_toast, 1429112ec3039dda4186c6f957981237c0691db2269Winson Chung Toast.LENGTH_SHORT).show(); 1439112ec3039dda4186c6f957981237c0691db2269Winson Chung } 1449112ec3039dda4186c6f957981237c0691db2269Winson Chung }; 1459112ec3039dda4186c6f957981237c0691db2269Winson Chung} 1469112ec3039dda4186c6f957981237c0691db2269Winson Chung 1479112ec3039dda4186c6f957981237c0691db2269Winson Chung/** 1489112ec3039dda4186c6f957981237c0691db2269Winson Chung * TODO: 1499112ec3039dda4186c6f957981237c0691db2269Winson Chung * - Performance when over gl surfaces? Ie. Gallery 1509112ec3039dda4186c6f957981237c0691db2269Winson Chung * - what do we say in the Toast? Which icon do we get if the user uses another 1519112ec3039dda4186c6f957981237c0691db2269Winson Chung * type of gallery? 1529112ec3039dda4186c6f957981237c0691db2269Winson Chung */ 1539112ec3039dda4186c6f957981237c0691db2269Winson Chungclass GlobalScreenshot { 1549112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final String TAG = "GlobalScreenshot"; 1559112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final int SCREENSHOT_FADE_IN_DURATION = 900; 1569112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final int SCREENSHOT_FADE_OUT_DELAY = 1000; 1579112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final int SCREENSHOT_FADE_OUT_DURATION = 450; 1589112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final int TOAST_FADE_IN_DURATION = 500; 1599112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final int TOAST_FADE_OUT_DELAY = 1000; 1609112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final int TOAST_FADE_OUT_DURATION = 500; 1619112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final float BACKGROUND_ALPHA = 0.65f; 1629112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final float SCREENSHOT_SCALE = 0.85f; 1639112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final float SCREENSHOT_MIN_SCALE = 0.7f; 1649112ec3039dda4186c6f957981237c0691db2269Winson Chung private static final float SCREENSHOT_ROTATION = -6.75f; // -12.5f; 1659112ec3039dda4186c6f957981237c0691db2269Winson Chung 1669112ec3039dda4186c6f957981237c0691db2269Winson Chung private Context mContext; 1679112ec3039dda4186c6f957981237c0691db2269Winson Chung private LayoutInflater mLayoutInflater; 1689112ec3039dda4186c6f957981237c0691db2269Winson Chung private IWindowManager mIWindowManager; 1699112ec3039dda4186c6f957981237c0691db2269Winson Chung private WindowManager mWindowManager; 1709112ec3039dda4186c6f957981237c0691db2269Winson Chung private WindowManager.LayoutParams mWindowLayoutParams; 1719112ec3039dda4186c6f957981237c0691db2269Winson Chung private Display mDisplay; 1729112ec3039dda4186c6f957981237c0691db2269Winson Chung private DisplayMetrics mDisplayMetrics; 1739112ec3039dda4186c6f957981237c0691db2269Winson Chung private Matrix mDisplayMatrix; 1749112ec3039dda4186c6f957981237c0691db2269Winson Chung 1759112ec3039dda4186c6f957981237c0691db2269Winson Chung private Bitmap mScreenBitmap; 1769112ec3039dda4186c6f957981237c0691db2269Winson Chung private View mScreenshotLayout; 1779112ec3039dda4186c6f957981237c0691db2269Winson Chung private ImageView mBackgroundView; 1789112ec3039dda4186c6f957981237c0691db2269Winson Chung private FrameLayout mScreenshotContainerView; 1799112ec3039dda4186c6f957981237c0691db2269Winson Chung private ImageView mScreenshotView; 1809112ec3039dda4186c6f957981237c0691db2269Winson Chung 1819112ec3039dda4186c6f957981237c0691db2269Winson Chung private AnimatorSet mScreenshotAnimation; 1829112ec3039dda4186c6f957981237c0691db2269Winson Chung 1839112ec3039dda4186c6f957981237c0691db2269Winson Chung // General use cubic interpolator 1849112ec3039dda4186c6f957981237c0691db2269Winson Chung final TimeInterpolator mCubicInterpolator = new TimeInterpolator() { 1859112ec3039dda4186c6f957981237c0691db2269Winson Chung public float getInterpolation(float t) { 1869112ec3039dda4186c6f957981237c0691db2269Winson Chung return t*t*t; 1879112ec3039dda4186c6f957981237c0691db2269Winson Chung } 1889112ec3039dda4186c6f957981237c0691db2269Winson Chung }; 1899112ec3039dda4186c6f957981237c0691db2269Winson Chung // The interpolator used to control the background alpha at the start of the animation 1909112ec3039dda4186c6f957981237c0691db2269Winson Chung final TimeInterpolator mBackgroundViewAlphaInterpolator = new TimeInterpolator() { 1919112ec3039dda4186c6f957981237c0691db2269Winson Chung public float getInterpolation(float t) { 1929112ec3039dda4186c6f957981237c0691db2269Winson Chung float tStep = 0.35f; 1939112ec3039dda4186c6f957981237c0691db2269Winson Chung if (t < tStep) { 1949112ec3039dda4186c6f957981237c0691db2269Winson Chung return t * (1f / tStep); 1959112ec3039dda4186c6f957981237c0691db2269Winson Chung } else { 1969112ec3039dda4186c6f957981237c0691db2269Winson Chung return 1f; 1979112ec3039dda4186c6f957981237c0691db2269Winson Chung } 1989112ec3039dda4186c6f957981237c0691db2269Winson Chung } 1999112ec3039dda4186c6f957981237c0691db2269Winson Chung }; 2009112ec3039dda4186c6f957981237c0691db2269Winson Chung 2019112ec3039dda4186c6f957981237c0691db2269Winson Chung /** 2029112ec3039dda4186c6f957981237c0691db2269Winson Chung * @param context everything needs a context :( 2039112ec3039dda4186c6f957981237c0691db2269Winson Chung */ 2049112ec3039dda4186c6f957981237c0691db2269Winson Chung public GlobalScreenshot(Context context) { 2059112ec3039dda4186c6f957981237c0691db2269Winson Chung mContext = context; 2069112ec3039dda4186c6f957981237c0691db2269Winson Chung mLayoutInflater = (LayoutInflater) 2079112ec3039dda4186c6f957981237c0691db2269Winson Chung context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2089112ec3039dda4186c6f957981237c0691db2269Winson Chung 2099112ec3039dda4186c6f957981237c0691db2269Winson Chung // Inflate the screenshot layout 2109112ec3039dda4186c6f957981237c0691db2269Winson Chung mDisplayMetrics = new DisplayMetrics(); 2119112ec3039dda4186c6f957981237c0691db2269Winson Chung mDisplayMatrix = new Matrix(); 2129112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotLayout = mLayoutInflater.inflate(R.layout.global_screenshot, null); 2139112ec3039dda4186c6f957981237c0691db2269Winson Chung mBackgroundView = (ImageView) mScreenshotLayout.findViewById(R.id.global_screenshot_background); 2149112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotContainerView = (FrameLayout) mScreenshotLayout.findViewById(R.id.global_screenshot_container); 2159112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotView = (ImageView) mScreenshotLayout.findViewById(R.id.global_screenshot); 2169112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotLayout.setFocusable(true); 2179112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotLayout.setOnTouchListener(new View.OnTouchListener() { 2189112ec3039dda4186c6f957981237c0691db2269Winson Chung @Override 2199112ec3039dda4186c6f957981237c0691db2269Winson Chung public boolean onTouch(View v, MotionEvent event) { 2209112ec3039dda4186c6f957981237c0691db2269Winson Chung // Intercept and ignore all touch events 2219112ec3039dda4186c6f957981237c0691db2269Winson Chung return true; 2229112ec3039dda4186c6f957981237c0691db2269Winson Chung } 2239112ec3039dda4186c6f957981237c0691db2269Winson Chung }); 2249112ec3039dda4186c6f957981237c0691db2269Winson Chung 2259112ec3039dda4186c6f957981237c0691db2269Winson Chung // Setup the window that we are going to use 2269112ec3039dda4186c6f957981237c0691db2269Winson Chung mIWindowManager = IWindowManager.Stub.asInterface( 2279112ec3039dda4186c6f957981237c0691db2269Winson Chung ServiceManager.getService(Context.WINDOW_SERVICE)); 2289112ec3039dda4186c6f957981237c0691db2269Winson Chung mWindowLayoutParams = new WindowManager.LayoutParams( 2299112ec3039dda4186c6f957981237c0691db2269Winson Chung ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT, 0, 0, 2309112ec3039dda4186c6f957981237c0691db2269Winson Chung WindowManager.LayoutParams.TYPE_SECURE_SYSTEM_OVERLAY, 2319112ec3039dda4186c6f957981237c0691db2269Winson Chung WindowManager.LayoutParams.FLAG_FULLSCREEN 2329112ec3039dda4186c6f957981237c0691db2269Winson Chung | WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED 2339112ec3039dda4186c6f957981237c0691db2269Winson Chung | WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED_SYSTEM 2349112ec3039dda4186c6f957981237c0691db2269Winson Chung | WindowManager.LayoutParams.FLAG_KEEP_SURFACE_WHILE_ANIMATING 2359112ec3039dda4186c6f957981237c0691db2269Winson Chung | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN 2369112ec3039dda4186c6f957981237c0691db2269Winson Chung | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED, 2379112ec3039dda4186c6f957981237c0691db2269Winson Chung PixelFormat.TRANSLUCENT); 2389112ec3039dda4186c6f957981237c0691db2269Winson Chung mWindowLayoutParams.token = new Binder(); 2399112ec3039dda4186c6f957981237c0691db2269Winson Chung mWindowLayoutParams.setTitle("ScreenshotAnimation"); 2409112ec3039dda4186c6f957981237c0691db2269Winson Chung mWindowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE); 2419112ec3039dda4186c6f957981237c0691db2269Winson Chung mDisplay = mWindowManager.getDefaultDisplay(); 2429112ec3039dda4186c6f957981237c0691db2269Winson Chung } 2439112ec3039dda4186c6f957981237c0691db2269Winson Chung 2449112ec3039dda4186c6f957981237c0691db2269Winson Chung /** 2459112ec3039dda4186c6f957981237c0691db2269Winson Chung * Creates a new worker thread and saves the screenshot to the media store. 2469112ec3039dda4186c6f957981237c0691db2269Winson Chung */ 2479112ec3039dda4186c6f957981237c0691db2269Winson Chung private void saveScreenshotInWorkerThread() { 2489112ec3039dda4186c6f957981237c0691db2269Winson Chung SaveImageInBackgroundData data = new SaveImageInBackgroundData(); 2499112ec3039dda4186c6f957981237c0691db2269Winson Chung data.context = mContext; 2509112ec3039dda4186c6f957981237c0691db2269Winson Chung data.image = mScreenBitmap; 2519112ec3039dda4186c6f957981237c0691db2269Winson Chung new SaveImageInBackgroundTask().execute(data); 2529112ec3039dda4186c6f957981237c0691db2269Winson Chung } 2539112ec3039dda4186c6f957981237c0691db2269Winson Chung 2549112ec3039dda4186c6f957981237c0691db2269Winson Chung /** 2559112ec3039dda4186c6f957981237c0691db2269Winson Chung * @return the current display rotation in degrees 2569112ec3039dda4186c6f957981237c0691db2269Winson Chung */ 2579112ec3039dda4186c6f957981237c0691db2269Winson Chung private float getDegreesForRotation(int value) { 2589112ec3039dda4186c6f957981237c0691db2269Winson Chung switch (value) { 2599112ec3039dda4186c6f957981237c0691db2269Winson Chung case Surface.ROTATION_90: 2609112ec3039dda4186c6f957981237c0691db2269Winson Chung return 90f; 2619112ec3039dda4186c6f957981237c0691db2269Winson Chung case Surface.ROTATION_180: 2629112ec3039dda4186c6f957981237c0691db2269Winson Chung return 180f; 2639112ec3039dda4186c6f957981237c0691db2269Winson Chung case Surface.ROTATION_270: 2649112ec3039dda4186c6f957981237c0691db2269Winson Chung return 270f; 2659112ec3039dda4186c6f957981237c0691db2269Winson Chung } 2669112ec3039dda4186c6f957981237c0691db2269Winson Chung return 0f; 2679112ec3039dda4186c6f957981237c0691db2269Winson Chung } 2689112ec3039dda4186c6f957981237c0691db2269Winson Chung 2699112ec3039dda4186c6f957981237c0691db2269Winson Chung /** 2709112ec3039dda4186c6f957981237c0691db2269Winson Chung * Takes a screenshot of the current display and shows an animation. 2719112ec3039dda4186c6f957981237c0691db2269Winson Chung */ 2729112ec3039dda4186c6f957981237c0691db2269Winson Chung void takeScreenshot() { 2739112ec3039dda4186c6f957981237c0691db2269Winson Chung // We need to orient the screenshot correctly (and the Surface api seems to take screenshots 2749112ec3039dda4186c6f957981237c0691db2269Winson Chung // only in the natural orientation of the device :!) 2759112ec3039dda4186c6f957981237c0691db2269Winson Chung mDisplay.getRealMetrics(mDisplayMetrics); 2769112ec3039dda4186c6f957981237c0691db2269Winson Chung float[] dims = {mDisplayMetrics.widthPixels, mDisplayMetrics.heightPixels}; 2779112ec3039dda4186c6f957981237c0691db2269Winson Chung float degrees = getDegreesForRotation(mDisplay.getRotation()); 2789112ec3039dda4186c6f957981237c0691db2269Winson Chung boolean requiresRotation = (degrees > 0); 2799112ec3039dda4186c6f957981237c0691db2269Winson Chung if (requiresRotation) { 2809112ec3039dda4186c6f957981237c0691db2269Winson Chung // Get the dimensions of the device in its native orientation 2819112ec3039dda4186c6f957981237c0691db2269Winson Chung mDisplayMatrix.reset(); 2829112ec3039dda4186c6f957981237c0691db2269Winson Chung mDisplayMatrix.preRotate(-degrees); 2839112ec3039dda4186c6f957981237c0691db2269Winson Chung mDisplayMatrix.mapPoints(dims); 2849112ec3039dda4186c6f957981237c0691db2269Winson Chung dims[0] = Math.abs(dims[0]); 2859112ec3039dda4186c6f957981237c0691db2269Winson Chung dims[1] = Math.abs(dims[1]); 2869112ec3039dda4186c6f957981237c0691db2269Winson Chung } 2879112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenBitmap = Surface.screenshot((int) dims[0], (int) dims[1]); 2889112ec3039dda4186c6f957981237c0691db2269Winson Chung if (requiresRotation) { 2899112ec3039dda4186c6f957981237c0691db2269Winson Chung // Rotate the screenshot to the current orientation 2909112ec3039dda4186c6f957981237c0691db2269Winson Chung Bitmap ss = Bitmap.createBitmap(mDisplayMetrics.widthPixels, 2919112ec3039dda4186c6f957981237c0691db2269Winson Chung mDisplayMetrics.heightPixels, Bitmap.Config.ARGB_8888); 2929112ec3039dda4186c6f957981237c0691db2269Winson Chung Canvas c = new Canvas(ss); 2939112ec3039dda4186c6f957981237c0691db2269Winson Chung c.translate(ss.getWidth() / 2, ss.getHeight() / 2); 2949112ec3039dda4186c6f957981237c0691db2269Winson Chung c.rotate(360f - degrees); 2959112ec3039dda4186c6f957981237c0691db2269Winson Chung c.translate(-dims[0] / 2, -dims[1] / 2); 2969112ec3039dda4186c6f957981237c0691db2269Winson Chung c.drawBitmap(mScreenBitmap, 0, 0, null); 2979112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenBitmap = ss; 2989112ec3039dda4186c6f957981237c0691db2269Winson Chung } 2999112ec3039dda4186c6f957981237c0691db2269Winson Chung 3009112ec3039dda4186c6f957981237c0691db2269Winson Chung // If we couldn't take the screenshot, notify the user 3019112ec3039dda4186c6f957981237c0691db2269Winson Chung if (mScreenBitmap == null) { 3029112ec3039dda4186c6f957981237c0691db2269Winson Chung Toast.makeText(mContext, R.string.screenshot_failed_toast, 3039112ec3039dda4186c6f957981237c0691db2269Winson Chung Toast.LENGTH_SHORT).show(); 3049112ec3039dda4186c6f957981237c0691db2269Winson Chung return; 3059112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3069112ec3039dda4186c6f957981237c0691db2269Winson Chung 3079112ec3039dda4186c6f957981237c0691db2269Winson Chung // Start the post-screenshot animation 3089112ec3039dda4186c6f957981237c0691db2269Winson Chung startAnimation(); 3099112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3109112ec3039dda4186c6f957981237c0691db2269Winson Chung 3119112ec3039dda4186c6f957981237c0691db2269Winson Chung 3129112ec3039dda4186c6f957981237c0691db2269Winson Chung /** 3139112ec3039dda4186c6f957981237c0691db2269Winson Chung * Starts the animation after taking the screenshot 3149112ec3039dda4186c6f957981237c0691db2269Winson Chung */ 3159112ec3039dda4186c6f957981237c0691db2269Winson Chung private void startAnimation() { 3169112ec3039dda4186c6f957981237c0691db2269Winson Chung // Add the view for the animation 3179112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotView.setImageBitmap(mScreenBitmap); 3189112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotLayout.requestFocus(); 3199112ec3039dda4186c6f957981237c0691db2269Winson Chung 3209112ec3039dda4186c6f957981237c0691db2269Winson Chung // Setup the animation with the screenshot just taken 3219112ec3039dda4186c6f957981237c0691db2269Winson Chung if (mScreenshotAnimation != null) { 3229112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotAnimation.end(); 3239112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3249112ec3039dda4186c6f957981237c0691db2269Winson Chung 3259112ec3039dda4186c6f957981237c0691db2269Winson Chung mWindowManager.addView(mScreenshotLayout, mWindowLayoutParams); 3269112ec3039dda4186c6f957981237c0691db2269Winson Chung ValueAnimator screenshotFadeInAnim = createScreenshotFadeInAnimation(); 3279112ec3039dda4186c6f957981237c0691db2269Winson Chung ValueAnimator screenshotFadeOutAnim = createScreenshotFadeOutAnimation(); 3289112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotAnimation = new AnimatorSet(); 3299112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotAnimation.play(screenshotFadeInAnim).before(screenshotFadeOutAnim); 3309112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotAnimation.addListener(new AnimatorListenerAdapter() { 3319112ec3039dda4186c6f957981237c0691db2269Winson Chung @Override 3329112ec3039dda4186c6f957981237c0691db2269Winson Chung public void onAnimationEnd(Animator animation) { 3339112ec3039dda4186c6f957981237c0691db2269Winson Chung // Save the screenshot once we have a bit of time now 3349112ec3039dda4186c6f957981237c0691db2269Winson Chung saveScreenshotInWorkerThread(); 3359112ec3039dda4186c6f957981237c0691db2269Winson Chung 3369112ec3039dda4186c6f957981237c0691db2269Winson Chung mWindowManager.removeView(mScreenshotLayout); 3379112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3389112ec3039dda4186c6f957981237c0691db2269Winson Chung }); 3399112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotAnimation.start(); 3409112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3419112ec3039dda4186c6f957981237c0691db2269Winson Chung private ValueAnimator createScreenshotFadeInAnimation() { 3429112ec3039dda4186c6f957981237c0691db2269Winson Chung ValueAnimator anim = ValueAnimator.ofFloat(0f, 1f); 3439112ec3039dda4186c6f957981237c0691db2269Winson Chung anim.setInterpolator(mCubicInterpolator); 3449112ec3039dda4186c6f957981237c0691db2269Winson Chung anim.setDuration(SCREENSHOT_FADE_IN_DURATION); 3459112ec3039dda4186c6f957981237c0691db2269Winson Chung anim.addListener(new AnimatorListenerAdapter() { 3469112ec3039dda4186c6f957981237c0691db2269Winson Chung @Override 3479112ec3039dda4186c6f957981237c0691db2269Winson Chung public void onAnimationStart(Animator animation) { 3489112ec3039dda4186c6f957981237c0691db2269Winson Chung mBackgroundView.setVisibility(View.VISIBLE); 3499112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotContainerView.setVisibility(View.VISIBLE); 3509112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3519112ec3039dda4186c6f957981237c0691db2269Winson Chung }); 3529112ec3039dda4186c6f957981237c0691db2269Winson Chung anim.addUpdateListener(new AnimatorUpdateListener() { 3539112ec3039dda4186c6f957981237c0691db2269Winson Chung @Override 3549112ec3039dda4186c6f957981237c0691db2269Winson Chung public void onAnimationUpdate(ValueAnimator animation) { 3559112ec3039dda4186c6f957981237c0691db2269Winson Chung float t = ((Float) animation.getAnimatedValue()).floatValue(); 3569112ec3039dda4186c6f957981237c0691db2269Winson Chung mBackgroundView.setAlpha(mBackgroundViewAlphaInterpolator.getInterpolation(t) * 3579112ec3039dda4186c6f957981237c0691db2269Winson Chung BACKGROUND_ALPHA); 3589112ec3039dda4186c6f957981237c0691db2269Winson Chung float scaleT = SCREENSHOT_SCALE + (1f - t) * SCREENSHOT_SCALE; 3599112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotContainerView.setAlpha(t*t*t*t); 3609112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotContainerView.setScaleX(scaleT); 3619112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotContainerView.setScaleY(scaleT); 3629112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotContainerView.setRotation(t * SCREENSHOT_ROTATION); 3639112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3649112ec3039dda4186c6f957981237c0691db2269Winson Chung }); 3659112ec3039dda4186c6f957981237c0691db2269Winson Chung return anim; 3669112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3679112ec3039dda4186c6f957981237c0691db2269Winson Chung private ValueAnimator createScreenshotFadeOutAnimation() { 3689112ec3039dda4186c6f957981237c0691db2269Winson Chung ValueAnimator anim = ValueAnimator.ofFloat(1f, 0f); 3699112ec3039dda4186c6f957981237c0691db2269Winson Chung anim.setInterpolator(mCubicInterpolator); 3709112ec3039dda4186c6f957981237c0691db2269Winson Chung anim.setStartDelay(SCREENSHOT_FADE_OUT_DELAY); 3719112ec3039dda4186c6f957981237c0691db2269Winson Chung anim.setDuration(SCREENSHOT_FADE_OUT_DURATION); 3729112ec3039dda4186c6f957981237c0691db2269Winson Chung anim.addListener(new AnimatorListenerAdapter() { 3739112ec3039dda4186c6f957981237c0691db2269Winson Chung @Override 3749112ec3039dda4186c6f957981237c0691db2269Winson Chung public void onAnimationEnd(Animator animation) { 3759112ec3039dda4186c6f957981237c0691db2269Winson Chung mBackgroundView.setVisibility(View.GONE); 3769112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotContainerView.setVisibility(View.GONE); 3779112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3789112ec3039dda4186c6f957981237c0691db2269Winson Chung }); 3799112ec3039dda4186c6f957981237c0691db2269Winson Chung anim.addUpdateListener(new AnimatorUpdateListener() { 3809112ec3039dda4186c6f957981237c0691db2269Winson Chung @Override 3819112ec3039dda4186c6f957981237c0691db2269Winson Chung public void onAnimationUpdate(ValueAnimator animation) { 3829112ec3039dda4186c6f957981237c0691db2269Winson Chung float t = ((Float) animation.getAnimatedValue()).floatValue(); 3839112ec3039dda4186c6f957981237c0691db2269Winson Chung float scaleT = SCREENSHOT_MIN_SCALE + 3849112ec3039dda4186c6f957981237c0691db2269Winson Chung t*(SCREENSHOT_SCALE - SCREENSHOT_MIN_SCALE); 3859112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotContainerView.setAlpha(t); 3869112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotContainerView.setScaleX(scaleT); 3879112ec3039dda4186c6f957981237c0691db2269Winson Chung mScreenshotContainerView.setScaleY(scaleT); 3889112ec3039dda4186c6f957981237c0691db2269Winson Chung mBackgroundView.setAlpha(t * t * BACKGROUND_ALPHA); 3899112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3909112ec3039dda4186c6f957981237c0691db2269Winson Chung }); 3919112ec3039dda4186c6f957981237c0691db2269Winson Chung return anim; 3929112ec3039dda4186c6f957981237c0691db2269Winson Chung } 3939112ec3039dda4186c6f957981237c0691db2269Winson Chung} 394