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The Android Open Source Project31dd5032009-03-03 19:32:27 -08001/*
2 * Copyright (C) 2008 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
Daniel Sandler325dc232013-06-05 22:57:57 -040017package com.android.launcher3;
The Android Open Source Project31dd5032009-03-03 19:32:27 -080018
Sunny Goyald872a972021-11-24 18:07:04 -080019import static com.android.launcher3.icons.BitmapInfo.FLAG_THEMED;
Sunny Goyale396abf2020-04-06 15:11:17 -070020import static com.android.launcher3.model.data.ItemInfoWithIcon.FLAG_ICON_BADGED;
Jeremy Simabdf25d2022-03-31 17:02:11 -070021import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_BOTTOM_OR_RIGHT;
22import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_TOP_OR_LEFT;
23import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_TYPE_MAIN;
Sunny Goyal9dbb27c2019-07-17 15:12:56 -070024
Jon Miranda40285752019-05-14 15:17:30 -070025import android.annotation.TargetApi;
Vadim Tryshev2ce6a132018-06-18 19:14:44 -070026import android.app.ActivityManager;
Pinyao Ting49a3e692019-07-26 12:28:38 -070027import android.app.Person;
Sunny Goyal1ed6c4a2016-04-21 15:16:11 -070028import android.app.WallpaperManager;
Winson Chungaafa03c2010-06-11 17:34:16 -070029import android.content.Context;
Jon Miranda1a49fb52019-02-19 15:34:41 -080030import android.content.pm.LauncherActivityInfo;
Sunny Goyale7b00122019-10-02 16:13:34 -070031import android.content.pm.LauncherApps;
Sunny Goyal6bbf6002019-04-17 18:38:52 -070032import android.content.pm.ShortcutInfo;
Jonathan Miranda21930da2021-05-03 18:44:13 +000033import android.content.res.Configuration;
Winson Chungaafa03c2010-06-11 17:34:16 -070034import android.content.res.Resources;
Jon Miranda40285752019-05-14 15:17:30 -070035import android.graphics.Color;
Zak Cohenec4407b2021-04-01 10:49:12 -070036import android.graphics.ColorFilter;
37import android.graphics.LightingColorFilter;
Winson Chungc763c4e2013-07-19 13:49:06 -070038import android.graphics.Matrix;
The Android Open Source Project31dd5032009-03-03 19:32:27 -080039import android.graphics.Paint;
Sunny Goyal415f1732018-11-29 10:33:47 -080040import android.graphics.Point;
Pat Manning550181e2023-01-20 18:27:39 +000041import android.graphics.PointF;
The Android Open Source Project31dd5032009-03-03 19:32:27 -080042import android.graphics.Rect;
Sunny Goyalb1e2e292018-02-21 10:14:30 -080043import android.graphics.RectF;
sfufa@google.com1c5e6072021-10-05 18:08:05 -070044import android.graphics.drawable.AdaptiveIconDrawable;
Jon Miranda40285752019-05-14 15:17:30 -070045import android.graphics.drawable.ColorDrawable;
Jon Miranda1a49fb52019-02-19 15:34:41 -080046import android.graphics.drawable.Drawable;
Sandeep Siddhartha2efc7d92014-05-16 17:21:15 -070047import android.os.Build;
Sunny Goyal645af0a2022-04-14 21:26:57 +000048import android.os.Build.VERSION_CODES;
Sunny Goyal712ee532016-11-04 10:19:58 -070049import android.os.DeadObjectException;
Sunny Goyal3483c522018-04-12 11:23:33 -070050import android.os.Handler;
51import android.os.Message;
Sunny Goyald872a972021-11-24 18:07:04 -080052import android.os.Process;
Sunny Goyal712ee532016-11-04 10:19:58 -070053import android.os.TransactionTooLargeException;
Hyunyoung Song58de5de2019-05-15 14:01:30 -070054import android.provider.Settings;
Sunny Goyale78e3d72015-09-24 11:23:31 -070055import android.text.Spannable;
56import android.text.SpannableString;
Sunny Goyal5c97f512015-05-19 16:03:28 -070057import android.text.TextUtils;
Sunny Goyale78e3d72015-09-24 11:23:31 -070058import android.text.style.TtsSpan;
Adam Cohen2e6da152015-05-06 11:42:25 -070059import android.util.DisplayMetrics;
Michael Jurkaa805e1a2013-08-22 15:00:33 +020060import android.util.Log;
Adam Cohen2e6da152015-05-06 11:42:25 -070061import android.util.TypedValue;
Tonyd5a3df72019-03-13 10:12:01 -050062import android.view.MotionEvent;
Winson Chungc763c4e2013-07-19 13:49:06 -070063import android.view.View;
Sunny Goyal878aa332019-05-20 12:40:42 -070064import android.view.ViewConfiguration;
Sunny Goyal0f3af752018-06-08 13:01:04 -070065import android.view.animation.Interpolator;
Sunny Goyalb1622cc2015-06-10 16:00:42 -070066
Sunny Goyal645af0a2022-04-14 21:26:57 +000067import androidx.annotation.ChecksSdkIntAtLeast;
Schneider Victor-tuliasec76d6e2023-03-01 12:59:07 -080068import androidx.annotation.IntDef;
Schneider Victor-tulias16e04e22021-10-15 14:43:54 -070069import androidx.annotation.NonNull;
Zak Cohenec4407b2021-04-01 10:49:12 -070070import androidx.core.graphics.ColorUtils;
Sunny Goyal0addbf02020-04-28 14:17:35 -070071
Jon Miranda1a49fb52019-02-19 15:34:41 -080072import com.android.launcher3.dragndrop.FolderAdaptiveIcon;
Sunny Goyal5b636eb2019-05-29 01:09:06 -070073import com.android.launcher3.graphics.TintedDrawableSpan;
Sunny Goyalfa395362019-12-11 10:00:47 -080074import com.android.launcher3.icons.ShortcutCachingLogic;
Sunny Goyal68af5492021-12-24 01:08:31 +053075import com.android.launcher3.icons.ThemedIconDrawable;
Sunny Goyale396abf2020-04-06 15:11:17 -070076import com.android.launcher3.model.data.ItemInfo;
77import com.android.launcher3.model.data.ItemInfoWithIcon;
Sunny Goyale7b00122019-10-02 16:13:34 -070078import com.android.launcher3.pm.ShortcutConfigActivityInfo;
Jon Miranda1a49fb52019-02-19 15:34:41 -080079import com.android.launcher3.shortcuts.ShortcutKey;
Sunny Goyalfa395362019-12-11 10:00:47 -080080import com.android.launcher3.shortcuts.ShortcutRequest;
Pat Manning5f74bfd2022-07-20 12:08:54 +010081import com.android.launcher3.testing.shared.ResourceUtils;
Sunny Goyalefb7e842018-10-04 15:11:00 -070082import com.android.launcher3.util.IntArray;
Jeremy Simabdf25d2022-03-31 17:02:11 -070083import com.android.launcher3.util.SplitConfigurationOptions.SplitPositionOption;
Sunny Goyal68af5492021-12-24 01:08:31 +053084import com.android.launcher3.util.Themes;
Tony Wickhamc7cbf252021-05-24 15:46:48 -070085import com.android.launcher3.views.ActivityContext;
Jonathan Miranda21930da2021-05-03 18:44:13 +000086import com.android.launcher3.views.BaseDragLayer;
Jon Miranda1a49fb52019-02-19 15:34:41 -080087import com.android.launcher3.widget.PendingAddShortcutInfo;
Sunny Goyal6c56c682015-07-16 14:09:05 -070088
Sunny Goyal25aba0a2015-07-16 15:07:47 -070089import java.lang.reflect.Method;
Vinit Nayak5a6863f2023-01-23 17:29:15 -080090import java.util.Collections;
Jon Miranda1a49fb52019-02-19 15:34:41 -080091import java.util.List;
Sunny Goyalb1622cc2015-06-10 16:00:42 -070092import java.util.Locale;
Winson Chung82b016c2015-05-08 17:00:10 -070093import java.util.regex.Matcher;
94import java.util.regex.Pattern;
The Android Open Source Project31dd5032009-03-03 19:32:27 -080095
96/**
97 * Various utilities shared amongst the Launcher's classes.
98 */
Mathew Inwood72fbec12013-11-19 15:45:07 +000099public final class Utilities {
Rahul Chaturvedi7fc77ca2015-05-19 18:02:16 -0700100
Joe Onorato1291a8c2009-09-15 15:07:25 -0400101 private static final String TAG = "Launcher.Utilities";
102
Winson Chung82b016c2015-05-08 17:00:10 -0700103 private static final Pattern sTrimPattern =
104 Pattern.compile("^[\\s|\\p{javaSpaceChar}]*(.*)[\\s|\\p{javaSpaceChar}]*$");
105
Sunny Goyal5e0e94f2016-10-28 10:01:00 -0700106 private static final Matrix sMatrix = new Matrix();
107 private static final Matrix sInverseMatrix = new Matrix();
Michael Jurka7ad868b2013-12-12 15:04:25 +0100108
Pinyao Ting49a3e692019-07-26 12:28:38 -0700109 public static final String[] EMPTY_STRING_ARRAY = new String[0];
110 public static final Person[] EMPTY_PERSON_ARRAY = new Person[0];
111
Sunny Goyal645af0a2022-04-14 21:26:57 +0000112 @ChecksSdkIntAtLeast(api = VERSION_CODES.P)
Schneider Victor-tulias6a5f4312021-01-12 19:30:02 +0000113 public static final boolean ATLEAST_P = Build.VERSION.SDK_INT >= Build.VERSION_CODES.P;
Sunny Goyal0addbf02020-04-28 14:17:35 -0700114
Sunny Goyal645af0a2022-04-14 21:26:57 +0000115 @ChecksSdkIntAtLeast(api = VERSION_CODES.Q)
Sunny Goyal03340472019-05-17 16:57:12 -0700116 public static final boolean ATLEAST_Q = Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q;
Lucas Dupineca08a12018-08-11 15:53:40 -0700117
Sunny Goyal645af0a2022-04-14 21:26:57 +0000118 @ChecksSdkIntAtLeast(api = VERSION_CODES.R)
119 public static final boolean ATLEAST_R = Build.VERSION.SDK_INT >= Build.VERSION_CODES.R;
Schneider Victor-tulias6a5f4312021-01-12 19:30:02 +0000120
Sunny Goyal645af0a2022-04-14 21:26:57 +0000121 @ChecksSdkIntAtLeast(api = VERSION_CODES.S)
122 public static final boolean ATLEAST_S = Build.VERSION.SDK_INT >= Build.VERSION_CODES.S;
Sunny Goyal68af5492021-12-24 01:08:31 +0530123
Sunny Goyal645af0a2022-04-14 21:26:57 +0000124 @ChecksSdkIntAtLeast(api = VERSION_CODES.TIRAMISU, codename = "T")
125 public static final boolean ATLEAST_T = Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU;
Tony Mak6eeb0402018-01-03 14:41:31 +0000126
Sunny Goyal49f19f02017-01-05 14:36:02 -0800127 /**
Tonyd5a3df72019-03-13 10:12:01 -0500128 * Set on a motion event dispatched from the nav bar. See {@link MotionEvent#setEdgeFlags(int)}.
129 */
130 public static final int EDGE_NAV_BAR = 1 << 8;
131
132 /**
Sunny Goyal49f19f02017-01-05 14:36:02 -0800133 * Indicates if the device has a debug build. Should only be used to store additional info or
134 * add extra logging and not for changing the app behavior.
Sunny Goyal29fa0f32023-02-22 16:56:15 -0800135 * @deprecated Use {@link BuildConfig#IS_DEBUG_DEVICE} directly
Sunny Goyal49f19f02017-01-05 14:36:02 -0800136 */
Sunny Goyal29fa0f32023-02-22 16:56:15 -0800137 @Deprecated
138 public static final boolean IS_DEBUG_DEVICE = BuildConfig.IS_DEBUG_DEVICE;
Sunny Goyal49f19f02017-01-05 14:36:02 -0800139
Schneider Victor-tuliasec76d6e2023-03-01 12:59:07 -0800140 public static final int TRANSLATE_UP = 0;
141 public static final int TRANSLATE_DOWN = 1;
142 public static final int TRANSLATE_LEFT = 2;
143 public static final int TRANSLATE_RIGHT = 3;
144
145 @IntDef({TRANSLATE_UP, TRANSLATE_DOWN, TRANSLATE_LEFT, TRANSLATE_RIGHT})
146 public @interface AdjustmentDirection{}
147
Jonathan Miranda21930da2021-05-03 18:44:13 +0000148 /**
149 * Returns true if theme is dark.
150 */
151 public static boolean isDarkTheme(Context context) {
152 Configuration configuration = context.getResources().getConfiguration();
153 int nightMode = configuration.uiMode & Configuration.UI_MODE_NIGHT_MASK;
154 return nightMode == Configuration.UI_MODE_NIGHT_YES;
155 }
156
Hyunyoung Song58de5de2019-05-15 14:01:30 -0700157 public static boolean isDevelopersOptionsEnabled(Context context) {
158 return Settings.Global.getInt(context.getApplicationContext().getContentResolver(),
159 Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) != 0;
160 }
161
Brian Isganitisfdd044e2023-03-02 19:45:23 +0000162 private static boolean sIsRunningInTestHarness = ActivityManager.isRunningInTestHarness();
163
164 public static boolean isRunningInTestHarness() {
165 return sIsRunningInTestHarness;
166 }
Vadim Tryshev2ce6a132018-06-18 19:14:44 -0700167
Vadim Tryshevc2950982018-10-04 16:33:45 -0700168 public static void enableRunningInTestHarnessForTests() {
Brian Isganitisfdd044e2023-03-02 19:45:23 +0000169 sIsRunningInTestHarness = true;
Vadim Tryshevc2950982018-10-04 16:33:45 -0700170 }
171
Sunny Goyal4bbf4192014-11-11 12:23:59 -0800172 public static boolean isPropertyEnabled(String propertyName) {
Michael Jurka7ad868b2013-12-12 15:04:25 +0100173 return Log.isLoggable(propertyName, Log.VERBOSE);
174 }
175
The Android Open Source Project31dd5032009-03-03 19:32:27 -0800176 /**
Winson Chungc763c4e2013-07-19 13:49:06 -0700177 * Given a coordinate relative to the descendant, find the coordinate in a parent view's
178 * coordinates.
179 *
180 * @param descendant The descendant to which the passed coordinate is relative.
Sunny Goyale8b5d202016-06-13 16:36:59 -0700181 * @param ancestor The root view to make the coordinates relative to.
Winson Chungc763c4e2013-07-19 13:49:06 -0700182 * @param coord The coordinate that we want mapped.
183 * @param includeRootScroll Whether or not to account for the scroll of the descendant:
184 * sometimes this is relevant as in a child's coordinates within the descendant.
185 * @return The factor by which this descendant is scaled relative to this DragLayer. Caution
186 * this scale factor is assumed to be equal in X and Y, and so if at any point this
187 * assumption fails, we will need to return a pair of scale factors.
188 */
Sunny Goyale8b5d202016-06-13 16:36:59 -0700189 public static float getDescendantCoordRelativeToAncestor(
Sunny Goyalae6e3182019-04-30 12:04:37 -0700190 View descendant, View ancestor, float[] coord, boolean includeRootScroll) {
191 return getDescendantCoordRelativeToAncestor(descendant, ancestor, coord, includeRootScroll,
Sunny Goyalc4d32012020-04-03 17:10:11 -0700192 false);
Sunny Goyalae6e3182019-04-30 12:04:37 -0700193 }
Sunny Goyal5e0e94f2016-10-28 10:01:00 -0700194
Sunny Goyalae6e3182019-04-30 12:04:37 -0700195 /**
196 * Given a coordinate relative to the descendant, find the coordinate in a parent view's
197 * coordinates.
198 *
199 * @param descendant The descendant to which the passed coordinate is relative.
200 * @param ancestor The root view to make the coordinates relative to.
201 * @param coord The coordinate that we want mapped.
202 * @param includeRootScroll Whether or not to account for the scroll of the descendant:
203 * sometimes this is relevant as in a child's coordinates within the descendant.
204 * @param ignoreTransform If true, view transform is ignored
205 * @return The factor by which this descendant is scaled relative to this DragLayer. Caution
206 * this scale factor is assumed to be equal in X and Y, and so if at any point this
207 * assumption fails, we will need to return a pair of scale factors.
208 */
209 public static float getDescendantCoordRelativeToAncestor(View descendant, View ancestor,
Sunny Goyalc4d32012020-04-03 17:10:11 -0700210 float[] coord, boolean includeRootScroll, boolean ignoreTransform) {
Sunny Goyal8cf47a52016-06-15 10:11:30 -0700211 float scale = 1.0f;
Winson Chungc763c4e2013-07-19 13:49:06 -0700212 View v = descendant;
Sunny Goyale8b5d202016-06-13 16:36:59 -0700213 while(v != ancestor && v != null) {
Sunny Goyal8cf47a52016-06-15 10:11:30 -0700214 // For TextViews, scroll has a meaning which relates to the text position
215 // which is very strange... ignore the scroll.
216 if (v != descendant || includeRootScroll) {
Sunny Goyalae6e3182019-04-30 12:04:37 -0700217 offsetPoints(coord, -v.getScrollX(), -v.getScrollY());
Sunny Goyal8cf47a52016-06-15 10:11:30 -0700218 }
219
Sunny Goyalc4d32012020-04-03 17:10:11 -0700220 if (!ignoreTransform) {
Sunny Goyalae6e3182019-04-30 12:04:37 -0700221 v.getMatrix().mapPoints(coord);
222 }
223 offsetPoints(coord, v.getLeft(), v.getTop());
Sunny Goyal8cf47a52016-06-15 10:11:30 -0700224 scale *= v.getScaleX();
225
Tony Wickham66971f82022-01-10 22:30:14 +0000226 v = v.getParent() instanceof View ? (View) v.getParent() : null;
Winson Chungc763c4e2013-07-19 13:49:06 -0700227 }
Winson Chungc763c4e2013-07-19 13:49:06 -0700228 return scale;
229 }
230
231 /**
Jonathan Miranda21930da2021-05-03 18:44:13 +0000232 * Returns bounds for a child view of DragLayer, in drag layer coordinates.
233 *
234 * see {@link com.android.launcher3.dragndrop.DragLayer}.
235 *
236 * @param viewBounds Bounds of the view wanted in drag layer coordinates, relative to the view
237 * itself. eg. (0, 0, view.getWidth, view.getHeight)
238 * @param ignoreTransform If true, view transform is ignored
239 * @param outRect The out rect where we return the bounds of {@param view} in drag layer coords.
240 */
241 public static void getBoundsForViewInDragLayer(BaseDragLayer dragLayer, View view,
Jon Miranda88b7f6a2021-05-03 16:49:53 -0700242 Rect viewBounds, boolean ignoreTransform, float[] recycle, RectF outRect) {
243 float[] points = recycle == null ? new float[4] : recycle;
Jonathan Miranda21930da2021-05-03 18:44:13 +0000244 points[0] = viewBounds.left;
245 points[1] = viewBounds.top;
246 points[2] = viewBounds.right;
247 points[3] = viewBounds.bottom;
248
249 Utilities.getDescendantCoordRelativeToAncestor(view, dragLayer, points,
250 false, ignoreTransform);
251 outRect.set(
252 Math.min(points[0], points[2]),
253 Math.min(points[1], points[3]),
254 Math.max(points[0], points[2]),
255 Math.max(points[1], points[3]));
256 }
257
258 /**
Andras Kloczl0056e952022-03-16 11:14:05 +0000259 * Similar to {@link #mapCoordInSelfToDescendant(View descendant, View root, float[] coord)}
260 * but accepts a Rect instead of float[].
261 */
262 public static void mapRectInSelfToDescendant(View descendant, View root, Rect rect) {
263 float[] coords = new float[]{rect.left, rect.top, rect.right, rect.bottom};
264 mapCoordInSelfToDescendant(descendant, root, coords);
265 rect.set((int) coords[0], (int) coords[1], (int) coords[2], (int) coords[3]);
266 }
267
268 /**
Sunny Goyalae6e3182019-04-30 12:04:37 -0700269 * Inverse of {@link #getDescendantCoordRelativeToAncestor(View, View, float[], boolean)}.
Winson Chungc763c4e2013-07-19 13:49:06 -0700270 */
Sunny Goyalae6e3182019-04-30 12:04:37 -0700271 public static void mapCoordInSelfToDescendant(View descendant, View root, float[] coord) {
Sunny Goyal5e0e94f2016-10-28 10:01:00 -0700272 sMatrix.reset();
Winson Chungc763c4e2013-07-19 13:49:06 -0700273 View v = descendant;
274 while(v != root) {
Sunny Goyal5e0e94f2016-10-28 10:01:00 -0700275 sMatrix.postTranslate(-v.getScrollX(), -v.getScrollY());
276 sMatrix.postConcat(v.getMatrix());
277 sMatrix.postTranslate(v.getLeft(), v.getTop());
Winson Chungc763c4e2013-07-19 13:49:06 -0700278 v = (View) v.getParent();
279 }
Sunny Goyal5e0e94f2016-10-28 10:01:00 -0700280 sMatrix.postTranslate(-v.getScrollX(), -v.getScrollY());
281 sMatrix.invert(sInverseMatrix);
Sunny Goyalae6e3182019-04-30 12:04:37 -0700282 sInverseMatrix.mapPoints(coord);
283 }
Winson Chungc763c4e2013-07-19 13:49:06 -0700284
Sunny Goyalae6e3182019-04-30 12:04:37 -0700285 /**
286 * Sets {@param out} to be same as {@param in} by rounding individual values
287 */
288 public static void roundArray(float[] in, int[] out) {
Sunny Goyal47d4d812022-11-04 16:43:42 -0700289 for (int i = 0; i < in.length; i++) {
290 out[i] = Math.round(in[i]);
291 }
Sunny Goyalae6e3182019-04-30 12:04:37 -0700292 }
293
294 public static void offsetPoints(float[] points, float offsetX, float offsetY) {
295 for (int i = 0; i < points.length; i += 2) {
296 points[i] += offsetX;
297 points[i + 1] += offsetY;
298 }
Winson Chungc763c4e2013-07-19 13:49:06 -0700299 }
300
Jason Monk02dd7ae2014-04-15 15:23:31 -0400301 /**
302 * Utility method to determine whether the given point, in local coordinates,
303 * is inside the view, where the area of the view is expanded by the slop factor.
304 * This method is called while processing touch-move events to determine if the event
305 * is still within the view.
306 */
307 public static boolean pointInView(View v, float localX, float localY, float slop) {
308 return localX >= -slop && localY >= -slop && localX < (v.getWidth() + slop) &&
309 localY < (v.getHeight() + slop);
310 }
311
Sunny Goyalb1e2e292018-02-21 10:14:30 -0800312 public static void scaleRectFAboutCenter(RectF r, float scale) {
Sunny Goyal47d4d812022-11-04 16:43:42 -0700313 scaleRectFAboutCenter(r, scale, scale);
Winson Chung3a6e7f32013-10-09 15:50:52 -0700314 }
315
Tony Wickhamb45444b2018-05-18 16:57:01 -0700316 /**
Vinit Nayak79037582021-06-24 15:23:21 -0700317 * Similar to {@link #scaleRectAboutCenter(Rect, float)} except this allows different scales
318 * for X and Y
319 */
320 public static void scaleRectFAboutCenter(RectF r, float scaleX, float scaleY) {
321 float px = r.centerX();
322 float py = r.centerY();
323 r.offset(-px, -py);
324 r.left = r.left * scaleX;
325 r.top = r.top * scaleY;
326 r.right = r.right * scaleX;
327 r.bottom = r.bottom * scaleY;
328 r.offset(px, py);
329 }
330
Sunny Goyal47d4d812022-11-04 16:43:42 -0700331 public static void scaleRectAboutCenter(Rect r, float scale) {
332 if (scale != 1.0f) {
333 int cx = r.centerX();
334 int cy = r.centerY();
335 r.offset(-cx, -cy);
336 r.left = (int) (r.left * scale + 0.5f);
337 r.top = (int) (r.top * scale + 0.5f);
338 r.right = (int) (r.right * scale + 0.5f);
339 r.bottom = (int) (r.bottom * scale + 0.5f);
340 r.offset(cx, cy);
341 }
342 }
343
344 public static float shrinkRect(Rect r, float scaleX, float scaleY) {
345 float scale = Math.min(Math.min(scaleX, scaleY), 1.0f);
346 if (scale < 1.0f) {
347 int deltaX = (int) (r.width() * (scaleX - scale) * 0.5f);
348 r.left += deltaX;
349 r.right -= deltaX;
350
351 int deltaY = (int) (r.height() * (scaleY - scale) * 0.5f);
352 r.top += deltaY;
353 r.bottom -= deltaY;
354 }
355 return scale;
356 }
357
Vinit Nayak79037582021-06-24 15:23:21 -0700358 /**
Pat Manning550181e2023-01-20 18:27:39 +0000359 * Sets the x and y pivots for scaling from one Rect to another.
360 *
361 * @param src the source rectangle to scale from.
362 * @param dst the destination rectangle to scale to.
363 * @param outPivot the pivots set for scaling from src to dst.
364 */
365 public static void getPivotsForScalingRectToRect(Rect src, Rect dst, PointF outPivot) {
366 float pivotXPct = ((float) src.left - dst.left) / ((float) dst.width() - src.width());
367 outPivot.x = dst.left + dst.width() * pivotXPct;
368
369 float pivotYPct = ((float) src.top - dst.top) / ((float) dst.height() - src.height());
370 outPivot.y = dst.top + dst.height() * pivotYPct;
371 }
372
373 /**
Tony Wickhamb45444b2018-05-18 16:57:01 -0700374 * Maps t from one range to another range.
375 * @param t The value to map.
376 * @param fromMin The lower bound of the range that t is being mapped from.
377 * @param fromMax The upper bound of the range that t is being mapped from.
378 * @param toMin The lower bound of the range that t is being mapped to.
379 * @param toMax The upper bound of the range that t is being mapped to.
380 * @return The mapped value of t.
381 */
Sunny Goyal0f3af752018-06-08 13:01:04 -0700382 public static float mapToRange(float t, float fromMin, float fromMax, float toMin, float toMax,
383 Interpolator interpolator) {
Tony Wickhamb45444b2018-05-18 16:57:01 -0700384 if (fromMin == fromMax || toMin == toMax) {
385 Log.e(TAG, "mapToRange: range has 0 length");
386 return toMin;
387 }
Tonye4c2e2b2019-03-25 10:23:39 -0500388 float progress = getProgress(t, fromMin, fromMax);
Sunny Goyal0f3af752018-06-08 13:01:04 -0700389 return mapRange(interpolator.getInterpolation(progress), toMin, toMax);
Tony Wickhamb45444b2018-05-18 16:57:01 -0700390 }
391
Cyrus Boadway9f061682021-06-07 20:56:37 +0000392 /** Bounds t between a lower and upper bound and maps the result to a range. */
393 public static float mapBoundToRange(float t, float lowerBound, float upperBound,
394 float toMin, float toMax, Interpolator interpolator) {
395 return mapToRange(boundToRange(t, lowerBound, upperBound), lowerBound, upperBound,
396 toMin, toMax, interpolator);
397 }
398
Tonye4c2e2b2019-03-25 10:23:39 -0500399 public static float getProgress(float current, float min, float max) {
400 return Math.abs(current - min) / Math.abs(max - min);
401 }
402
Winson Chung3e803c72018-01-29 11:16:32 -0800403 public static float mapRange(float value, float min, float max) {
404 return min + (value * (max - min));
405 }
406
Sunny Goyal594d76d2014-11-06 10:12:54 -0800407 /**
Winson Chung82b016c2015-05-08 17:00:10 -0700408 * Trims the string, removing all whitespace at the beginning and end of the string.
409 * Non-breaking whitespaces are also removed.
410 */
Andy Wickham56be73b2022-01-18 09:13:43 -0800411 @NonNull
Winson Chung82b016c2015-05-08 17:00:10 -0700412 public static String trim(CharSequence s) {
Winson Chungafa77e92015-05-15 12:04:03 -0700413 if (s == null) {
Andy Wickham56be73b2022-01-18 09:13:43 -0800414 return "";
Winson Chungafa77e92015-05-15 12:04:03 -0700415 }
416
Winson Chung82b016c2015-05-08 17:00:10 -0700417 // Just strip any sequence of whitespace or java space characters from the beginning and end
418 Matcher m = sTrimPattern.matcher(s);
419 return m.replaceAll("$1");
420 }
Sunny Goyal70660032015-05-14 00:07:08 -0700421
Winson Chung2c6e5cc2015-06-01 14:38:24 -0700422 /**
423 * Calculates the height of a given string at a specific text size.
424 */
Sunny Goyalbaec6ff2016-09-14 11:26:21 -0700425 public static int calculateTextHeight(float textSizePx) {
Winson Chung2c6e5cc2015-06-01 14:38:24 -0700426 Paint p = new Paint();
427 p.setTextSize(textSizePx);
428 Paint.FontMetrics fm = p.getFontMetrics();
Sunny Goyalbaec6ff2016-09-14 11:26:21 -0700429 return (int) Math.ceil(fm.bottom - fm.top);
Winson Chung2c6e5cc2015-06-01 14:38:24 -0700430 }
431
Sunny Goyal70660032015-05-14 00:07:08 -0700432 public static boolean isRtl(Resources res) {
Sunny Goyala52ecb02016-12-16 15:04:51 -0800433 return res.getConfiguration().getLayoutDirection() == View.LAYOUT_DIRECTION_RTL;
Sunny Goyal70660032015-05-14 00:07:08 -0700434 }
Hyunyoung Song2bd3d7d2015-05-21 13:04:53 -0700435
Sebastian Francod2d8e972022-04-04 14:51:53 -0700436 /** Converts a pixel value (px) to scale pixel value (SP) for the current device. */
437 public static float pxToSp(float size) {
438 return size / Resources.getSystem().getDisplayMetrics().scaledDensity;
439 }
440
Sunny Goyal35c7b192021-04-20 16:51:10 -0700441 public static float dpiFromPx(float size, int densityDpi) {
442 float densityRatio = (float) densityDpi / DisplayMetrics.DENSITY_DEFAULT;
Adam Cohen2e6da152015-05-06 11:42:25 -0700443 return (size / densityRatio);
444 }
vadimt1b383af2019-05-08 15:29:37 -0700445
Schneider Victor-tulias20bbaa32020-12-15 15:33:25 -0500446 /** Converts a dp value to pixels for the current device. */
447 public static int dpToPx(float dp) {
448 return (int) (dp * Resources.getSystem().getDisplayMetrics().density);
449 }
450
Thales Limab67bfa72022-11-02 15:30:11 +0000451 /** Converts a dp value to pixels for a certain density. */
452 public static int dpToPx(float dp, int densityDpi) {
453 float densityRatio = (float) densityDpi / DisplayMetrics.DENSITY_DEFAULT;
454 return (int) (dp * densityRatio);
455 }
Jon Mirandaaf3aed02021-05-06 18:28:45 -0700456
Adam Cohen2e6da152015-05-06 11:42:25 -0700457 public static int pxFromSp(float size, DisplayMetrics metrics) {
Jon Mirandaaf3aed02021-05-06 18:28:45 -0700458 return pxFromSp(size, metrics, 1f);
459 }
460
461 public static int pxFromSp(float size, DisplayMetrics metrics, float scale) {
Pat Manning5f74bfd2022-07-20 12:08:54 +0100462 float value = scale * TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, size, metrics);
463 return ResourceUtils.roundPxValueFromFloat(value);
Adam Cohen2e6da152015-05-06 11:42:25 -0700464 }
Sunny Goyalb1622cc2015-06-10 16:00:42 -0700465
Sunny Goyalefb7e842018-10-04 15:11:00 -0700466 public static String createDbSelectionQuery(String columnName, IntArray values) {
467 return String.format(Locale.ENGLISH, "%s IN (%s)", columnName, values.toConcatString());
Sunny Goyalb1622cc2015-06-10 16:00:42 -0700468 }
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700469
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700470 public static boolean isBootCompleted() {
Sunny Goyaldfc8b662016-08-30 12:05:48 -0700471 return "1".equals(getSystemProperty("sys.boot_completed", "1"));
472 }
473
474 public static String getSystemProperty(String property, String defaultValue) {
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700475 try {
476 Class clazz = Class.forName("android.os.SystemProperties");
477 Method getter = clazz.getDeclaredMethod("get", String.class);
Sunny Goyaldfc8b662016-08-30 12:05:48 -0700478 String value = (String) getter.invoke(null, property);
479 if (!TextUtils.isEmpty(value)) {
480 return value;
481 }
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700482 } catch (Exception e) {
483 Log.d(TAG, "Unable to read system properties");
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700484 }
Sunny Goyaldfc8b662016-08-30 12:05:48 -0700485 return defaultValue;
Sunny Goyal25aba0a2015-07-16 15:07:47 -0700486 }
Tony Wickham29d853c2015-09-08 10:35:56 -0700487
488 /**
489 * Ensures that a value is within given bounds. Specifically:
490 * If value is less than lowerBound, return lowerBound; else if value is greater than upperBound,
491 * return upperBound; else return value unchanged.
492 */
Tony Wickhamf549dab2016-05-16 09:54:06 -0700493 public static int boundToRange(int value, int lowerBound, int upperBound) {
494 return Math.max(lowerBound, Math.min(value, upperBound));
495 }
496
497 /**
498 * @see #boundToRange(int, int, int).
499 */
500 public static float boundToRange(float value, float lowerBound, float upperBound) {
Tony Wickham29d853c2015-09-08 10:35:56 -0700501 return Math.max(lowerBound, Math.min(value, upperBound));
502 }
Sunny Goyal9d438082015-09-25 11:50:16 -0700503
Sunny Goyale78e3d72015-09-24 11:23:31 -0700504 /**
Tony Wickhamb45444b2018-05-18 16:57:01 -0700505 * @see #boundToRange(int, int, int).
506 */
507 public static long boundToRange(long value, long lowerBound, long upperBound) {
508 return Math.max(lowerBound, Math.min(value, upperBound));
509 }
510
511 /**
Sunny Goyale78e3d72015-09-24 11:23:31 -0700512 * Wraps a message with a TTS span, so that a different message is spoken than
513 * what is getting displayed.
514 * @param msg original message
515 * @param ttsMsg message to be spoken
516 */
Sunny Goyale78e3d72015-09-24 11:23:31 -0700517 public static CharSequence wrapForTts(CharSequence msg, String ttsMsg) {
Sunny Goyala52ecb02016-12-16 15:04:51 -0800518 SpannableString spanned = new SpannableString(msg);
519 spanned.setSpan(new TtsSpan.TextBuilder(ttsMsg).build(),
520 0, spanned.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE);
521 return spanned;
Sunny Goyale78e3d72015-09-24 11:23:31 -0700522 }
Winson12fb9fc2015-10-01 15:34:08 -0700523
Sunny Goyal5b636eb2019-05-29 01:09:06 -0700524 /**
525 * Prefixes a text with the provided icon
526 */
527 public static CharSequence prefixTextWithIcon(Context context, int iconRes, CharSequence msg) {
528 // Update the hint to contain the icon.
529 // Prefix the original hint with two spaces. The first space gets replaced by the icon
530 // using span. The second space is used for a singe space character between the hint
531 // and the icon.
532 SpannableString spanned = new SpannableString(" " + msg);
533 spanned.setSpan(new TintedDrawableSpan(context, iconRes),
534 0, 1, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
535 return spanned;
536 }
537
Brian Isganitis88319c42022-03-21 17:09:24 -0700538 public static boolean isWallpaperSupported(Context context) {
539 return context.getSystemService(WallpaperManager.class).isWallpaperSupported();
540 }
541
Hyunyoung Song0de01172016-10-05 16:27:48 -0700542 public static boolean isWallpaperAllowed(Context context) {
Sunny Goyal8c48d8b2019-01-25 15:10:18 -0800543 return context.getSystemService(WallpaperManager.class).isSetWallpaperAllowed();
Sunny Goyal1ed6c4a2016-04-21 15:16:11 -0700544 }
545
Sunny Goyal712ee532016-11-04 10:19:58 -0700546 public static boolean isBinderSizeError(Exception e) {
547 return e.getCause() instanceof TransactionTooLargeException
548 || e.getCause() instanceof DeadObjectException;
549 }
Sunny Goyalab121c12016-12-02 19:29:43 +0530550
Tony Wickham580edcf2017-02-09 08:28:52 -0800551 /**
Sunny Goyal3483c522018-04-12 11:23:33 -0700552 * Utility method to post a runnable on the handler, skipping the synchronization barriers.
553 */
554 public static void postAsyncCallback(Handler handler, Runnable callback) {
555 Message msg = Message.obtain(handler, callback);
556 msg.setAsynchronous(true);
557 handler.sendMessage(msg);
558 }
Vadim Tryshevff3fa342018-07-25 16:29:06 -0700559
Jon Miranda1a49fb52019-02-19 15:34:41 -0800560 /**
Sunny Goyal14168432019-10-24 15:59:49 -0700561 * Returns the full drawable for info without any flattening or pre-processing.
562 *
Jon Miranda0aa263c2022-02-15 13:16:22 -0800563 * @param shouldThemeIcon If true, will theme icons when applicable
564 * @param outObj this is set to the internal data associated with {@code info},
Sunny Goyal6bbf6002019-04-17 18:38:52 -0700565 * eg {@link LauncherActivityInfo} or {@link ShortcutInfo}.
Jon Miranda1a49fb52019-02-19 15:34:41 -0800566 */
Sunny Goyal68af5492021-12-24 01:08:31 +0530567 @TargetApi(Build.VERSION_CODES.TIRAMISU)
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700568 public static Drawable getFullDrawable(Context context, ItemInfo info, int width, int height,
Jon Miranda0aa263c2022-02-15 13:16:22 -0800569 boolean shouldThemeIcon, Object[] outObj) {
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700570 Drawable icon = loadFullDrawableWithoutTheme(context, info, width, height, outObj);
Jon Miranda0aa263c2022-02-15 13:16:22 -0800571 if (ATLEAST_T && icon instanceof AdaptiveIconDrawable && shouldThemeIcon) {
Sunny Goyal68af5492021-12-24 01:08:31 +0530572 AdaptiveIconDrawable aid = (AdaptiveIconDrawable) icon.mutate();
573 Drawable mono = aid.getMonochrome();
574 if (mono != null && Themes.isThemedIconEnabled(context)) {
575 int[] colors = ThemedIconDrawable.getColors(context);
576 mono = mono.mutate();
577 mono.setTint(colors[1]);
578 return new AdaptiveIconDrawable(new ColorDrawable(colors[0]), mono);
579 }
Sunny Goyal9ab43772021-04-23 11:40:58 -0700580 }
581 return icon;
582 }
583
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700584 private static Drawable loadFullDrawableWithoutTheme(Context context, ItemInfo info,
Sunny Goyal9ab43772021-04-23 11:40:58 -0700585 int width, int height, Object[] outObj) {
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700586 ActivityContext activity = ActivityContext.lookupContext(context);
587 LauncherAppState appState = LauncherAppState.getInstance(context);
Sunny Goyal239d6e92023-02-07 13:40:11 -0800588 if (info instanceof PendingAddShortcutInfo) {
589 ShortcutConfigActivityInfo activityInfo =
590 ((PendingAddShortcutInfo) info).getActivityInfo(context);
591 outObj[0] = activityInfo;
592 return activityInfo.getFullResIcon(appState.getIconCache());
593 }
Jon Miranda1a49fb52019-02-19 15:34:41 -0800594 if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) {
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700595 LauncherActivityInfo activityInfo = context.getSystemService(LauncherApps.class)
Jon Miranda1a49fb52019-02-19 15:34:41 -0800596 .resolveActivity(info.getIntent(), info.user);
597 outObj[0] = activityInfo;
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700598 return activityInfo == null ? null : LauncherAppState.getInstance(context)
Sunny Goyalb47172b2021-05-03 19:59:51 -0700599 .getIconProvider().getIcon(
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700600 activityInfo, activity.getDeviceProfile().inv.fillResIconDpi);
Jon Miranda1a49fb52019-02-19 15:34:41 -0800601 } else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
Sunny Goyalfa395362019-12-11 10:00:47 -0800602 List<ShortcutInfo> si = ShortcutKey.fromItemInfo(info)
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700603 .buildRequest(context)
Sunny Goyalfa395362019-12-11 10:00:47 -0800604 .query(ShortcutRequest.ALL);
Jon Miranda1a49fb52019-02-19 15:34:41 -0800605 if (si.isEmpty()) {
606 return null;
607 } else {
608 outObj[0] = si.get(0);
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700609 return ShortcutCachingLogic.getIcon(context, si.get(0),
Jon Miranda1a49fb52019-02-19 15:34:41 -0800610 appState.getInvariantDeviceProfile().fillResIconDpi);
611 }
612 } else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
613 FolderAdaptiveIcon icon = FolderAdaptiveIcon.createFolderAdaptiveIcon(
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700614 activity, info.id, new Point(width, height));
Jon Miranda1a49fb52019-02-19 15:34:41 -0800615 if (icon == null) {
616 return null;
617 }
618 outObj[0] = icon;
619 return icon;
sfufa@google.com1c5e6072021-10-05 18:08:05 -0700620 } else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_SEARCH_ACTION
Sunny Goyal9a616212022-11-21 16:20:48 -0800621 && info instanceof ItemInfoWithIcon) {
622 return ((ItemInfoWithIcon) info).bitmap.newIcon(context);
Jon Miranda1a49fb52019-02-19 15:34:41 -0800623 } else {
624 return null;
625 }
Tony573c3e12019-02-22 13:10:59 -0800626 }
Jon Mirandac7206ca2019-05-13 14:57:50 -0700627
Jon Miranda40285752019-05-14 15:17:30 -0700628 /**
629 * For apps icons and shortcut icons that have badges, this method creates a drawable that can
630 * later on be rendered on top of the layers for the badges. For app icons, work profile badges
631 * can only be applied. For deep shortcuts, when dragged from the pop up container, there's no
632 * badge. When dragged from workspace or folder, it may contain app AND/OR work profile badge
633 **/
634 @TargetApi(Build.VERSION_CODES.O)
Tony Wickhamc7cbf252021-05-24 15:46:48 -0700635 public static Drawable getBadge(Context context, ItemInfo info, Object obj) {
636 LauncherAppState appState = LauncherAppState.getInstance(context);
Jon Miranda40285752019-05-14 15:17:30 -0700637 if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
638 boolean iconBadged = (info instanceof ItemInfoWithIcon)
639 && (((ItemInfoWithIcon) info).runtimeStatusFlags & FLAG_ICON_BADGED) > 0;
640 if ((info.id == ItemInfo.NO_ID && !iconBadged)
641 || !(obj instanceof ShortcutInfo)) {
642 // The item is not yet added on home screen.
Sunny Goyald872a972021-11-24 18:07:04 -0800643 return new ColorDrawable(Color.TRANSPARENT);
Jon Miranda40285752019-05-14 15:17:30 -0700644 }
645 ShortcutInfo si = (ShortcutInfo) obj;
Sunny Goyald872a972021-11-24 18:07:04 -0800646 return LauncherAppState.getInstance(appState.getContext())
647 .getIconCache().getShortcutInfoBadge(si).newIcon(context, FLAG_THEMED);
Jon Miranda40285752019-05-14 15:17:30 -0700648 } else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
649 return ((FolderAdaptiveIcon) obj).getBadge();
650 } else {
Sunny Goyald872a972021-11-24 18:07:04 -0800651 return Process.myUserHandle().equals(info.user)
652 ? new ColorDrawable(Color.TRANSPARENT)
653 : context.getDrawable(R.drawable.ic_work_app_badge);
Jon Miranda40285752019-05-14 15:17:30 -0700654 }
655 }
656
Sunny Goyal878aa332019-05-20 12:40:42 -0700657 public static float squaredHypot(float x, float y) {
658 return x * x + y * y;
659 }
660
661 public static float squaredTouchSlop(Context context) {
662 float slop = ViewConfiguration.get(context).getScaledTouchSlop();
663 return slop * slop;
664 }
665
Sunny Goyal733e3c62020-09-29 10:32:32 -0700666 /**
[1;3Ca608d812021-01-22 13:34:46 -0800667 * Rotates `inOutBounds` by `delta` 90-degree increments. Rotation is visually CCW. Parent
668 * sizes represent the "space" that will rotate carrying inOutBounds along with it to determine
669 * the final bounds.
670 */
671 public static void rotateBounds(Rect inOutBounds, int parentWidth, int parentHeight,
672 int delta) {
673 int rdelta = ((delta % 4) + 4) % 4;
674 int origLeft = inOutBounds.left;
675 switch (rdelta) {
676 case 0:
677 return;
678 case 1:
679 inOutBounds.left = inOutBounds.top;
680 inOutBounds.top = parentWidth - inOutBounds.right;
681 inOutBounds.right = inOutBounds.bottom;
682 inOutBounds.bottom = parentWidth - origLeft;
683 return;
684 case 2:
685 inOutBounds.left = parentWidth - inOutBounds.right;
686 inOutBounds.right = parentWidth - origLeft;
687 return;
688 case 3:
689 inOutBounds.left = parentHeight - inOutBounds.bottom;
690 inOutBounds.bottom = inOutBounds.right;
691 inOutBounds.right = parentHeight - inOutBounds.top;
692 inOutBounds.top = origLeft;
693 return;
694 }
695 }
696
Zak Cohenec4407b2021-04-01 10:49:12 -0700697 /**
698 * Make a color filter that blends a color into the destination based on a scalable amout.
699 *
700 * @param color to blend in.
701 * @param tintAmount [0-1] 0 no tinting, 1 full color.
702 * @return ColorFilter for tinting, or {@code null} if no filter is needed.
703 */
704 public static ColorFilter makeColorTintingColorFilter(int color, float tintAmount) {
705 if (tintAmount == 0f) {
706 return null;
707 }
708 return new LightingColorFilter(
709 // This isn't blending in white, its making a multiplication mask for the base color
710 ColorUtils.blendARGB(Color.WHITE, 0, tintAmount),
711 ColorUtils.blendARGB(0, color, tintAmount));
712 }
713
Schneider Victor-tulias16e04e22021-10-15 14:43:54 -0700714 public static Rect getViewBounds(@NonNull View v) {
715 int[] pos = new int[2];
716 v.getLocationOnScreen(pos);
717 return new Rect(pos[0], pos[1], pos[0] + v.getWidth(), pos[1] + v.getHeight());
718 }
Jeremy Simabdf25d2022-03-31 17:02:11 -0700719
720 /**
721 * Returns a list of screen-splitting options depending on the device orientation (split top for
Vinit Nayak5a6863f2023-01-23 17:29:15 -0800722 * portrait, split right for landscape)
Jeremy Simabdf25d2022-03-31 17:02:11 -0700723 */
724 public static List<SplitPositionOption> getSplitPositionOptions(
725 DeviceProfile dp) {
Vinit Nayak5a6863f2023-01-23 17:29:15 -0800726 return Collections.singletonList(new SplitPositionOption(
727 dp.isLandscape ? R.drawable.ic_split_horizontal : R.drawable.ic_split_vertical,
728 R.string.recent_task_option_split_screen,
729 dp.isLandscape ? STAGE_POSITION_BOTTOM_OR_RIGHT : STAGE_POSITION_TOP_OR_LEFT,
730 STAGE_TYPE_MAIN
731 ));
Jeremy Simabdf25d2022-03-31 17:02:11 -0700732 }
Vinit Nayakda2819e2023-01-04 12:07:56 -0800733
734 /** Logs the Scale and Translate properties of a matrix. Ignores skew and perspective. */
735 public static void logMatrix(String label, Matrix matrix) {
736 float[] matrixValues = new float[9];
737 matrix.getValues(matrixValues);
738 Log.d(label, String.format("%s: %s\nscale (x,y) = (%f, %f)\ntranslate (x,y) = (%f, %f)",
739 label, matrix, matrixValues[Matrix.MSCALE_X], matrixValues[Matrix.MSCALE_Y],
740 matrixValues[Matrix.MTRANS_X], matrixValues[Matrix.MTRANS_Y]
741 ));
742 }
Schneider Victor-tuliasec76d6e2023-03-01 12:59:07 -0800743
744 /**
745 * Translates the {@code targetView} so that it overlaps with {@code exclusionBounds} as little
746 * as possible, while remaining within {@code inclusionBounds}.
747 * <p>
748 * {@code inclusionBounds} will always take precedence over {@code exclusionBounds}, so if
749 * {@code targetView} needs to be translated outside of {@code inclusionBounds} to fully fix an
750 * overlap with {@code exclusionBounds}, then {@code targetView} will only be translated up to
751 * the border of {@code inclusionBounds}.
752 * <p>
753 * Note: {@code targetViewBounds}, {@code inclusionBounds} and {@code exclusionBounds} must all
754 * be in relation to the same reference point on screen.
755 * <p>
756 * @param targetView the view being translated
757 * @param targetViewBounds the bounds of the {@code targetView}
758 * @param inclusionBounds the bounds the {@code targetView} absolutely must stay within
759 * @param exclusionBounds the bounds to try to move the {@code targetView} away from
760 * @param adjustmentDirection the translation direction that should be attempted to fix an
761 * overlap
762 */
763 public static void translateOverlappingView(
764 @NonNull View targetView,
765 @NonNull Rect targetViewBounds,
766 @NonNull Rect inclusionBounds,
767 @NonNull Rect exclusionBounds,
768 @AdjustmentDirection int adjustmentDirection) {
769 switch (adjustmentDirection) {
770 case TRANSLATE_RIGHT:
771 targetView.setTranslationX(Math.min(
772 // Translate to the right if the view is overlapping on the left.
773 Math.max(0, exclusionBounds.right - targetViewBounds.left),
774 // Do not translate beyond the inclusion bounds.
775 inclusionBounds.right - targetViewBounds.right));
776 break;
777 case TRANSLATE_LEFT:
778 targetView.setTranslationX(Math.max(
779 // Translate to the left if the view is overlapping on the right.
780 Math.min(0, exclusionBounds.left - targetViewBounds.right),
781 // Do not translate beyond the inclusion bounds.
782 inclusionBounds.left - targetViewBounds.left));
783 break;
784 case TRANSLATE_DOWN:
785 targetView.setTranslationY(Math.min(
786 // Translate downwards if the view is overlapping on the top.
787 Math.max(0, exclusionBounds.bottom - targetViewBounds.top),
788 // Do not translate beyond the inclusion bounds.
789 inclusionBounds.bottom - targetViewBounds.bottom));
790 break;
791 case TRANSLATE_UP:
792 targetView.setTranslationY(Math.max(
793 // Translate upwards if the view is overlapping on the bottom.
794 Math.min(0, exclusionBounds.top - targetViewBounds.bottom),
795 // Do not translate beyond the inclusion bounds.
796 inclusionBounds.top - targetViewBounds.top));
797 break;
798 default:
799 // No-Op
800 }
801 }
The Android Open Source Project31dd5032009-03-03 19:32:27 -0800802}