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/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.launcher3;
import static android.graphics.drawable.AdaptiveIconDrawable.getExtraInsetFraction;
import static com.android.launcher3.icons.BitmapInfo.FLAG_THEMED;
import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_BOTTOM_OR_RIGHT;
import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_TOP_OR_LEFT;
import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_TYPE_MAIN;
import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
import android.annotation.SuppressLint;
import android.app.ActivityManager;
import android.app.ActivityOptions;
import android.app.Person;
import android.app.WallpaperManager;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.content.pm.LauncherActivityInfo;
import android.content.pm.LauncherApps;
import android.content.pm.ShortcutInfo;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BlendMode;
import android.graphics.BlendModeColorFilter;
import android.graphics.Color;
import android.graphics.ColorFilter;
import android.graphics.LightingColorFilter;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.graphics.Point;
import android.graphics.PointF;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.drawable.AdaptiveIconDrawable;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.InsetDrawable;
import android.os.Build;
import android.os.Build.VERSION_CODES;
import android.os.DeadObjectException;
import android.os.Handler;
import android.os.Message;
import android.os.TransactionTooLargeException;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.TextUtils;
import android.text.style.TtsSpan;
import android.util.DisplayMetrics;
import android.util.Log;
import android.util.Pair;
import android.util.TypedValue;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewConfiguration;
import android.view.animation.Interpolator;
import androidx.annotation.ChecksSdkIntAtLeast;
import androidx.annotation.IntDef;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.WorkerThread;
import androidx.core.graphics.ColorUtils;
import com.android.launcher3.LauncherPrefs;
import com.android.launcher3.dragndrop.FolderAdaptiveIcon;
import com.android.launcher3.graphics.TintedDrawableSpan;
import com.android.launcher3.icons.BitmapInfo;
import com.android.launcher3.icons.LauncherIcons;
import com.android.launcher3.icons.ShortcutCachingLogic;
import com.android.launcher3.icons.ThemedIconDrawable;
import com.android.launcher3.model.data.ItemInfo;
import com.android.launcher3.model.data.ItemInfoWithIcon;
import com.android.launcher3.pm.ShortcutConfigActivityInfo;
import com.android.launcher3.pm.UserCache;
import com.android.launcher3.shortcuts.ShortcutKey;
import com.android.launcher3.shortcuts.ShortcutRequest;
import com.android.launcher3.testing.shared.ResourceUtils;
import com.android.launcher3.util.FlagOp;
import com.android.launcher3.util.IntArray;
import com.android.launcher3.util.SplitConfigurationOptions.SplitPositionOption;
import com.android.launcher3.util.Themes;
import com.android.launcher3.views.ActivityContext;
import com.android.launcher3.views.BaseDragLayer;
import com.android.launcher3.widget.PendingAddShortcutInfo;
import java.lang.reflect.Method;
import java.util.Collections;
import java.util.List;
import java.util.Locale;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Various utilities shared amongst the Launcher's classes.
*/
public final class Utilities {
private static final String TAG = "Launcher.Utilities";
private static final Pattern sTrimPattern =
Pattern.compile("^[\\s|\\p{javaSpaceChar}]*(.*)[\\s|\\p{javaSpaceChar}]*$");
private static final Matrix sMatrix = new Matrix();
private static final Matrix sInverseMatrix = new Matrix();
public static final String[] EMPTY_STRING_ARRAY = new String[0];
public static final Person[] EMPTY_PERSON_ARRAY = new Person[0];
@ChecksSdkIntAtLeast(api = VERSION_CODES.S)
public static final boolean ATLEAST_S = Build.VERSION.SDK_INT >= Build.VERSION_CODES.S;
@ChecksSdkIntAtLeast(api = VERSION_CODES.TIRAMISU, codename = "T")
public static final boolean ATLEAST_T = Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU;
@ChecksSdkIntAtLeast(api = VERSION_CODES.UPSIDE_DOWN_CAKE, codename = "U")
public static final boolean ATLEAST_U = Build.VERSION.SDK_INT >= VERSION_CODES.UPSIDE_DOWN_CAKE;
private static final long WAIT_BEFORE_RESTART = 250;
/**
* Set on a motion event dispatched from the nav bar. See {@link MotionEvent#setEdgeFlags(int)}.
*/
public static final int EDGE_NAV_BAR = 1 << 8;
public static final String KEY_DT_GESTURE = "pref_dt_gesture";
/**
* Indicates if the device has a debug build. Should only be used to store additional info or
* add extra logging and not for changing the app behavior.
* @deprecated Use {@link BuildConfig#IS_DEBUG_DEVICE} directly
*/
@Deprecated
public static final boolean IS_DEBUG_DEVICE = BuildConfig.IS_DEBUG_DEVICE;
public static final int TRANSLATE_UP = 0;
public static final int TRANSLATE_DOWN = 1;
public static final int TRANSLATE_LEFT = 2;
public static final int TRANSLATE_RIGHT = 3;
@IntDef({TRANSLATE_UP, TRANSLATE_DOWN, TRANSLATE_LEFT, TRANSLATE_RIGHT})
public @interface AdjustmentDirection{}
public static final String GSA_PACKAGE = "com.google.android.googlequicksearchbox";
public static final String LENS_SHARE_ACTIVITY = "com.google.android.apps.search.lens.LensShareEntryPointActivity";
public static final String KEY_ALLOW_WALLPAPER_ZOOMING = "pref_allow_wallpaper_zooming";
/**
* Returns true if theme is dark.
*/
public static boolean isDarkTheme(Context context) {
Configuration configuration = context.getResources().getConfiguration();
int nightMode = configuration.uiMode & Configuration.UI_MODE_NIGHT_MASK;
return nightMode == Configuration.UI_MODE_NIGHT_YES;
}
private static boolean sIsRunningInTestHarness = ActivityManager.isRunningInTestHarness();
public static boolean isRunningInTestHarness() {
return sIsRunningInTestHarness;
}
public static void enableRunningInTestHarnessForTests() {
sIsRunningInTestHarness = true;
}
public static boolean isPropertyEnabled(String propertyName) {
return Log.isLoggable(propertyName, Log.VERBOSE);
}
/**
* Given a coordinate relative to the descendant, find the coordinate in a parent view's
* coordinates.
*
* @param descendant The descendant to which the passed coordinate is relative.
* @param ancestor The root view to make the coordinates relative to.
* @param coord The coordinate that we want mapped.
* @param includeRootScroll Whether or not to account for the scroll of the descendant:
* sometimes this is relevant as in a child's coordinates within the descendant.
* @return The factor by which this descendant is scaled relative to this DragLayer. Caution
* this scale factor is assumed to be equal in X and Y, and so if at any point this
* assumption fails, we will need to return a pair of scale factors.
*/
public static float getDescendantCoordRelativeToAncestor(
View descendant, View ancestor, float[] coord, boolean includeRootScroll) {
return getDescendantCoordRelativeToAncestor(descendant, ancestor, coord, includeRootScroll,
false);
}
/**
* Given a coordinate relative to the descendant, find the coordinate in a parent view's
* coordinates.
*
* @param descendant The descendant to which the passed coordinate is relative.
* @param ancestor The root view to make the coordinates relative to.
* @param coord The coordinate that we want mapped.
* @param includeRootScroll Whether or not to account for the scroll of the descendant:
* sometimes this is relevant as in a child's coordinates within the descendant.
* @param ignoreTransform If true, view transform is ignored
* @return The factor by which this descendant is scaled relative to this DragLayer. Caution
* this scale factor is assumed to be equal in X and Y, and so if at any point this
* assumption fails, we will need to return a pair of scale factors.
*/
public static float getDescendantCoordRelativeToAncestor(View descendant, View ancestor,
float[] coord, boolean includeRootScroll, boolean ignoreTransform) {
float scale = 1.0f;
View v = descendant;
while(v != ancestor && v != null) {
// For TextViews, scroll has a meaning which relates to the text position
// which is very strange... ignore the scroll.
if (v != descendant || includeRootScroll) {
offsetPoints(coord, -v.getScrollX(), -v.getScrollY());
}
if (!ignoreTransform) {
v.getMatrix().mapPoints(coord);
}
offsetPoints(coord, v.getLeft(), v.getTop());
scale *= v.getScaleX();
v = v.getParent() instanceof View ? (View) v.getParent() : null;
}
return scale;
}
/**
* Returns bounds for a child view of DragLayer, in drag layer coordinates.
*
* see {@link com.android.launcher3.dragndrop.DragLayer}.
*
* @param viewBounds Bounds of the view wanted in drag layer coordinates, relative to the view
* itself. eg. (0, 0, view.getWidth, view.getHeight)
* @param ignoreTransform If true, view transform is ignored
* @param outRect The out rect where we return the bounds of {@param view} in drag layer coords.
*/
public static void getBoundsForViewInDragLayer(BaseDragLayer dragLayer, View view,
Rect viewBounds, boolean ignoreTransform, float[] recycle, RectF outRect) {
float[] points = recycle == null ? new float[4] : recycle;
points[0] = viewBounds.left;
points[1] = viewBounds.top;
points[2] = viewBounds.right;
points[3] = viewBounds.bottom;
Utilities.getDescendantCoordRelativeToAncestor(view, dragLayer, points,
false, ignoreTransform);
outRect.set(
Math.min(points[0], points[2]),
Math.min(points[1], points[3]),
Math.max(points[0], points[2]),
Math.max(points[1], points[3]));
}
/**
* Similar to {@link #mapCoordInSelfToDescendant(View descendant, View root, float[] coord)}
* but accepts a Rect instead of float[].
*/
public static void mapRectInSelfToDescendant(View descendant, View root, Rect rect) {
float[] coords = new float[]{rect.left, rect.top, rect.right, rect.bottom};
mapCoordInSelfToDescendant(descendant, root, coords);
rect.set((int) coords[0], (int) coords[1], (int) coords[2], (int) coords[3]);
}
/**
* Inverse of {@link #getDescendantCoordRelativeToAncestor(View, View, float[], boolean)}.
*/
public static void mapCoordInSelfToDescendant(View descendant, View root, float[] coord) {
sMatrix.reset();
View v = descendant;
while(v != root) {
sMatrix.postTranslate(-v.getScrollX(), -v.getScrollY());
sMatrix.postConcat(v.getMatrix());
sMatrix.postTranslate(v.getLeft(), v.getTop());
v = (View) v.getParent();
}
sMatrix.postTranslate(-v.getScrollX(), -v.getScrollY());
sMatrix.invert(sInverseMatrix);
sInverseMatrix.mapPoints(coord);
}
/**
* Sets {@param out} to be same as {@param in} by rounding individual values
*/
public static void roundArray(float[] in, int[] out) {
for (int i = 0; i < in.length; i++) {
out[i] = Math.round(in[i]);
}
}
public static void offsetPoints(float[] points, float offsetX, float offsetY) {
for (int i = 0; i < points.length; i += 2) {
points[i] += offsetX;
points[i + 1] += offsetY;
}
}
/**
* Utility method to determine whether the given point, in local coordinates,
* is inside the view, where the area of the view is expanded by the slop factor.
* This method is called while processing touch-move events to determine if the event
* is still within the view.
*/
public static boolean pointInView(View v, float localX, float localY, float slop) {
return localX >= -slop && localY >= -slop && localX < (v.getWidth() + slop) &&
localY < (v.getHeight() + slop);
}
public static void scaleRectFAboutCenter(RectF r, float scale) {
scaleRectFAboutCenter(r, scale, scale);
}
/**
* Similar to {@link #scaleRectAboutCenter(Rect, float)} except this allows different scales
* for X and Y
*/
public static void scaleRectFAboutCenter(RectF r, float scaleX, float scaleY) {
float px = r.centerX();
float py = r.centerY();
r.offset(-px, -py);
r.left = r.left * scaleX;
r.top = r.top * scaleY;
r.right = r.right * scaleX;
r.bottom = r.bottom * scaleY;
r.offset(px, py);
}
public static void scaleRectAboutCenter(Rect r, float scale) {
if (scale != 1.0f) {
float cx = r.exactCenterX();
float cy = r.exactCenterY();
r.left = Math.round(cx + (r.left - cx) * scale);
r.top = Math.round(cy + (r.top - cy) * scale);
r.right = Math.round(cx + (r.right - cx) * scale);
r.bottom = Math.round(cy + (r.bottom - cy) * scale);
}
}
public static float shrinkRect(Rect r, float scaleX, float scaleY) {
float scale = Math.min(Math.min(scaleX, scaleY), 1.0f);
if (scale < 1.0f) {
int deltaX = (int) (r.width() * (scaleX - scale) * 0.5f);
r.left += deltaX;
r.right -= deltaX;
int deltaY = (int) (r.height() * (scaleY - scale) * 0.5f);
r.top += deltaY;
r.bottom -= deltaY;
}
return scale;
}
/**
* Sets the x and y pivots for scaling from one Rect to another.
*
* @param src the source rectangle to scale from.
* @param dst the destination rectangle to scale to.
* @param outPivot the pivots set for scaling from src to dst.
*/
public static void getPivotsForScalingRectToRect(Rect src, Rect dst, PointF outPivot) {
float pivotXPct = ((float) src.left - dst.left) / ((float) dst.width() - src.width());
outPivot.x = dst.left + dst.width() * pivotXPct;
float pivotYPct = ((float) src.top - dst.top) / ((float) dst.height() - src.height());
outPivot.y = dst.top + dst.height() * pivotYPct;
}
/**
* Maps t from one range to another range.
* @param t The value to map.
* @param fromMin The lower bound of the range that t is being mapped from.
* @param fromMax The upper bound of the range that t is being mapped from.
* @param toMin The lower bound of the range that t is being mapped to.
* @param toMax The upper bound of the range that t is being mapped to.
* @return The mapped value of t.
*/
public static float mapToRange(float t, float fromMin, float fromMax, float toMin, float toMax,
Interpolator interpolator) {
if (fromMin == fromMax || toMin == toMax) {
Log.e(TAG, "mapToRange: range has 0 length");
return toMin;
}
float progress = getProgress(t, fromMin, fromMax);
return mapRange(interpolator.getInterpolation(progress), toMin, toMax);
}
/** Bounds t between a lower and upper bound and maps the result to a range. */
public static float mapBoundToRange(float t, float lowerBound, float upperBound,
float toMin, float toMax, Interpolator interpolator) {
return mapToRange(boundToRange(t, lowerBound, upperBound), lowerBound, upperBound,
toMin, toMax, interpolator);
}
public static float getProgress(float current, float min, float max) {
return Math.abs(current - min) / Math.abs(max - min);
}
public static float mapRange(float value, float min, float max) {
return min + (value * (max - min));
}
/**
* Trims the string, removing all whitespace at the beginning and end of the string.
* Non-breaking whitespaces are also removed.
*/
@NonNull
public static String trim(CharSequence s) {
if (s == null) {
return "";
}
// Just strip any sequence of whitespace or java space characters from the beginning and end
Matcher m = sTrimPattern.matcher(s);
return m.replaceAll("$1");
}
/**
* Calculates the height of a given string at a specific text size.
*/
public static int calculateTextHeight(float textSizePx) {
Paint p = new Paint();
p.setTextSize(textSizePx);
Paint.FontMetrics fm = p.getFontMetrics();
return (int) Math.ceil(fm.bottom - fm.top);
}
public static boolean isRtl(Resources res) {
return res.getConfiguration().getLayoutDirection() == View.LAYOUT_DIRECTION_RTL;
}
/** Converts a pixel value (px) to scale pixel value (SP) for the current device. */
public static float pxToSp(float size) {
return size / Resources.getSystem().getDisplayMetrics().scaledDensity;
}
public static float dpiFromPx(float size, int densityDpi) {
float densityRatio = (float) densityDpi / DisplayMetrics.DENSITY_DEFAULT;
return (size / densityRatio);
}
/** Converts a dp value to pixels for the current device. */
public static int dpToPx(float dp) {
return (int) (dp * Resources.getSystem().getDisplayMetrics().density);
}
/** Converts a dp value to pixels for a certain density. */
public static int dpToPx(float dp, int densityDpi) {
float densityRatio = (float) densityDpi / DisplayMetrics.DENSITY_DEFAULT;
return (int) (dp * densityRatio);
}
public static int pxFromSp(float size, DisplayMetrics metrics) {
return pxFromSp(size, metrics, 1f);
}
public static int pxFromSp(float size, DisplayMetrics metrics, float scale) {
float value = scale * TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, size, metrics);
return ResourceUtils.roundPxValueFromFloat(value);
}
public static String createDbSelectionQuery(String columnName, IntArray values) {
return String.format(Locale.ENGLISH, "%s IN (%s)", columnName, values.toConcatString());
}
public static boolean isBootCompleted() {
return "1".equals(getSystemProperty("sys.boot_completed", "1"));
}
public static String getSystemProperty(String property, String defaultValue) {
try {
Class clazz = Class.forName("android.os.SystemProperties");
Method getter = clazz.getDeclaredMethod("get", String.class);
String value = (String) getter.invoke(null, property);
if (!TextUtils.isEmpty(value)) {
return value;
}
} catch (Exception e) {
Log.d(TAG, "Unable to read system properties");
}
return defaultValue;
}
/**
* Ensures that a value is within given bounds. Specifically:
* If value is less than lowerBound, return lowerBound; else if value is greater than upperBound,
* return upperBound; else return value unchanged.
*/
public static int boundToRange(int value, int lowerBound, int upperBound) {
return Math.max(lowerBound, Math.min(value, upperBound));
}
/**
* @see #boundToRange(int, int, int).
*/
public static float boundToRange(float value, float lowerBound, float upperBound) {
return Math.max(lowerBound, Math.min(value, upperBound));
}
/**
* @see #boundToRange(int, int, int).
*/
public static long boundToRange(long value, long lowerBound, long upperBound) {
return Math.max(lowerBound, Math.min(value, upperBound));
}
/**
* Wraps a message with a TTS span, so that a different message is spoken than
* what is getting displayed.
* @param msg original message
* @param ttsMsg message to be spoken
*/
public static CharSequence wrapForTts(CharSequence msg, String ttsMsg) {
SpannableString spanned = new SpannableString(msg);
spanned.setSpan(new TtsSpan.TextBuilder(ttsMsg).build(),
0, spanned.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE);
return spanned;
}
/**
* Prefixes a text with the provided icon
*/
public static CharSequence prefixTextWithIcon(Context context, int iconRes, CharSequence msg) {
// Update the hint to contain the icon.
// Prefix the original hint with two spaces. The first space gets replaced by the icon
// using span. The second space is used for a singe space character between the hint
// and the icon.
SpannableString spanned = new SpannableString(" " + msg);
spanned.setSpan(new TintedDrawableSpan(context, iconRes),
0, 1, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
return spanned;
}
public static boolean isWallpaperSupported(Context context) {
return context.getSystemService(WallpaperManager.class).isWallpaperSupported();
}
public static boolean isWallpaperAllowed(Context context) {
return context.getSystemService(WallpaperManager.class).isSetWallpaperAllowed();
}
public static boolean isBinderSizeError(Exception e) {
return e.getCause() instanceof TransactionTooLargeException
|| e.getCause() instanceof DeadObjectException;
}
/**
* Utility method to post a runnable on the handler, skipping the synchronization barriers.
*/
public static void postAsyncCallback(Handler handler, Runnable callback) {
Message msg = Message.obtain(handler, callback);
msg.setAsynchronous(true);
handler.sendMessage(msg);
}
/**
* Utility method to allow background activity launch for the provided activity options
*/
public static ActivityOptions allowBGLaunch(ActivityOptions options) {
if (ATLEAST_U) {
options.setPendingIntentBackgroundActivityStartMode(
ActivityOptions.MODE_BACKGROUND_ACTIVITY_START_ALLOWED);
}
return options;
}
/**
* Returns the full drawable for info as multiple layers of AdaptiveIconDrawable. The second
* drawable in the Pair is the badge used with the icon.
*
* @param useTheme If true, will theme icons when applicable
*/
@SuppressLint("UseCompatLoadingForDrawables")
@Nullable
@WorkerThread
public static <T extends Context & ActivityContext> Pair<AdaptiveIconDrawable, Drawable>
getFullDrawable(T context, ItemInfo info, int width, int height, boolean useTheme) {
useTheme &= Themes.isThemedIconEnabled(context);
LauncherAppState appState = LauncherAppState.getInstance(context);
Drawable mainIcon = null;
Drawable badge = null;
if ((info instanceof ItemInfoWithIcon iiwi) && !iiwi.usingLowResIcon()) {
badge = iiwi.bitmap.getBadgeDrawable(context, useTheme);
}
if (info instanceof PendingAddShortcutInfo) {
ShortcutConfigActivityInfo activityInfo =
((PendingAddShortcutInfo) info).getActivityInfo(context);
mainIcon = activityInfo.getFullResIcon(appState.getIconCache());
} else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) {
LauncherActivityInfo activityInfo = context.getSystemService(LauncherApps.class)
.resolveActivity(info.getIntent(), info.user);
if (activityInfo == null) {
return null;
}
mainIcon = appState.getIconProvider().getIcon(
activityInfo, appState.getInvariantDeviceProfile().fillResIconDpi);
} else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
List<ShortcutInfo> siList = ShortcutKey.fromItemInfo(info)
.buildRequest(context)
.query(ShortcutRequest.ALL);
if (siList.isEmpty()) {
return null;
} else {
ShortcutInfo si = siList.get(0);
mainIcon = ShortcutCachingLogic.getIcon(context, si,
appState.getInvariantDeviceProfile().fillResIconDpi);
// Only fetch badge if the icon is on workspace
if (info.id != ItemInfo.NO_ID && badge == null) {
badge = appState.getIconCache().getShortcutInfoBadge(si)
.newIcon(context, FLAG_THEMED);
}
}
} else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
FolderAdaptiveIcon icon = FolderAdaptiveIcon.createFolderAdaptiveIcon(
context, info.id, new Point(width, height));
if (icon == null) {
return null;
}
mainIcon = icon;
badge = icon.getBadge();
}
if (mainIcon == null) {
return null;
}
AdaptiveIconDrawable result;
if (mainIcon instanceof AdaptiveIconDrawable aid) {
result = aid;
} else {
// Wrap the main icon in AID
try (LauncherIcons li = LauncherIcons.obtain(context)) {
result = li.wrapToAdaptiveIcon(mainIcon);
}
}
if (result == null) {
return null;
}
// Inject monochrome icon drawable
if (ATLEAST_T && useTheme) {
result.mutate();
int[] colors = ThemedIconDrawable.getColors(context);
Drawable mono = result.getMonochrome();
if (mono != null) {
mono.setTint(colors[1]);
} else if (info instanceof ItemInfoWithIcon iiwi) {
// Inject a previously generated monochrome icon
Bitmap monoBitmap = iiwi.bitmap.getMono();
if (monoBitmap != null) {
// Use BitmapDrawable instead of FastBitmapDrawable so that the colorState is
// preserved in constantState
mono = new BitmapDrawable(monoBitmap);
mono.setColorFilter(new BlendModeColorFilter(colors[1], BlendMode.SRC_IN));
// Inset the drawable according to the AdaptiveIconDrawable layers
mono = new InsetDrawable(mono, getExtraInsetFraction() / 2);
}
}
if (mono != null) {
result = new AdaptiveIconDrawable(new ColorDrawable(colors[0]), mono);
}
}
if (badge == null) {
try (LauncherIcons li = LauncherIcons.obtain(context)) {
badge = BitmapInfo.LOW_RES_INFO.withFlags(
UserCache.INSTANCE.get(context)
.getUserInfo(info.user)
.applyBitmapInfoFlags(FlagOp.NO_OP))
.getBadgeDrawable(context, useTheme);
}
if (badge == null) {
badge = new ColorDrawable(Color.TRANSPARENT);
}
}
return Pair.create(result, badge);
}
public static float squaredHypot(float x, float y) {
return x * x + y * y;
}
public static float squaredTouchSlop(Context context) {
float slop = ViewConfiguration.get(context).getScaledTouchSlop();
return slop * slop;
}
/**
* Rotates `inOutBounds` by `delta` 90-degree increments. Rotation is visually CCW. Parent
* sizes represent the "space" that will rotate carrying inOutBounds along with it to determine
* the final bounds.
*/
public static void rotateBounds(Rect inOutBounds, int parentWidth, int parentHeight,
int delta) {
int rdelta = ((delta % 4) + 4) % 4;
int origLeft = inOutBounds.left;
switch (rdelta) {
case 0:
return;
case 1:
inOutBounds.left = inOutBounds.top;
inOutBounds.top = parentWidth - inOutBounds.right;
inOutBounds.right = inOutBounds.bottom;
inOutBounds.bottom = parentWidth - origLeft;
return;
case 2:
inOutBounds.left = parentWidth - inOutBounds.right;
inOutBounds.right = parentWidth - origLeft;
return;
case 3:
inOutBounds.left = parentHeight - inOutBounds.bottom;
inOutBounds.bottom = inOutBounds.right;
inOutBounds.right = parentHeight - inOutBounds.top;
inOutBounds.top = origLeft;
return;
}
}
/**
* Make a color filter that blends a color into the destination based on a scalable amout.
*
* @param color to blend in.
* @param tintAmount [0-1] 0 no tinting, 1 full color.
* @return ColorFilter for tinting, or {@code null} if no filter is needed.
*/
public static ColorFilter makeColorTintingColorFilter(int color, float tintAmount) {
if (tintAmount == 0f) {
return null;
}
return new LightingColorFilter(
// This isn't blending in white, its making a multiplication mask for the base color
ColorUtils.blendARGB(Color.WHITE, 0, tintAmount),
ColorUtils.blendARGB(0, color, tintAmount));
}
public static Rect getViewBounds(@NonNull View v) {
int[] pos = new int[2];
v.getLocationOnScreen(pos);
return new Rect(pos[0], pos[1], pos[0] + v.getWidth(), pos[1] + v.getHeight());
}
/**
* Returns a list of screen-splitting options depending on the device orientation (split top for
* portrait, split right for landscape)
*/
public static List<SplitPositionOption> getSplitPositionOptions(
DeviceProfile dp) {
int splitIconRes = dp.isLeftRightSplit
? R.drawable.ic_split_horizontal
: R.drawable.ic_split_vertical;
int stagePosition = dp.isLeftRightSplit
? STAGE_POSITION_BOTTOM_OR_RIGHT
: STAGE_POSITION_TOP_OR_LEFT;
return Collections.singletonList(new SplitPositionOption(
splitIconRes,
R.string.recent_task_option_split_screen,
stagePosition,
STAGE_TYPE_MAIN
));
}
/** Logs the Scale and Translate properties of a matrix. Ignores skew and perspective. */
public static void logMatrix(String label, Matrix matrix) {
float[] matrixValues = new float[9];
matrix.getValues(matrixValues);
Log.d(label, String.format("%s: %s\nscale (x,y) = (%f, %f)\ntranslate (x,y) = (%f, %f)",
label, matrix, matrixValues[Matrix.MSCALE_X], matrixValues[Matrix.MSCALE_Y],
matrixValues[Matrix.MTRANS_X], matrixValues[Matrix.MTRANS_Y]
));
}
/**
* Translates the {@code targetView} so that it overlaps with {@code exclusionBounds} as little
* as possible, while remaining within {@code inclusionBounds}.
* <p>
* {@code inclusionBounds} will always take precedence over {@code exclusionBounds}, so if
* {@code targetView} needs to be translated outside of {@code inclusionBounds} to fully fix an
* overlap with {@code exclusionBounds}, then {@code targetView} will only be translated up to
* the border of {@code inclusionBounds}.
* <p>
* Note: {@code targetViewBounds}, {@code inclusionBounds} and {@code exclusionBounds} must all
* be in relation to the same reference point on screen.
* <p>
* @param targetView the view being translated
* @param targetViewBounds the bounds of the {@code targetView}
* @param inclusionBounds the bounds the {@code targetView} absolutely must stay within
* @param exclusionBounds the bounds to try to move the {@code targetView} away from
* @param adjustmentDirection the translation direction that should be attempted to fix an
* overlap
*/
public static void translateOverlappingView(
@NonNull View targetView,
@NonNull Rect targetViewBounds,
@NonNull Rect inclusionBounds,
@NonNull Rect exclusionBounds,
@AdjustmentDirection int adjustmentDirection) {
switch (adjustmentDirection) {
case TRANSLATE_RIGHT:
targetView.setTranslationX(Math.min(
// Translate to the right if the view is overlapping on the left.
Math.max(0, exclusionBounds.right - targetViewBounds.left),
// Do not translate beyond the inclusion bounds.
inclusionBounds.right - targetViewBounds.right));
break;
case TRANSLATE_LEFT:
targetView.setTranslationX(Math.max(
// Translate to the left if the view is overlapping on the right.
Math.min(0, exclusionBounds.left - targetViewBounds.right),
// Do not translate beyond the inclusion bounds.
inclusionBounds.left - targetViewBounds.left));
break;
case TRANSLATE_DOWN:
targetView.setTranslationY(Math.min(
// Translate downwards if the view is overlapping on the top.
Math.max(0, exclusionBounds.bottom - targetViewBounds.top),
// Do not translate beyond the inclusion bounds.
inclusionBounds.bottom - targetViewBounds.bottom));
break;
case TRANSLATE_UP:
targetView.setTranslationY(Math.max(
// Translate upwards if the view is overlapping on the bottom.
Math.min(0, exclusionBounds.top - targetViewBounds.bottom),
// Do not translate beyond the inclusion bounds.
inclusionBounds.top - targetViewBounds.top));
break;
default:
// No-Op
}
}
/** Encapsulates two flag checks into a single one. */
public static boolean enableSupportForArchiving() {
return Flags.enableSupportForArchiving()
|| getSystemProperty("pm.archiving.enabled", "false").equals("true");
}
public static void restart(final Context context) {
MODEL_EXECUTOR.execute(() -> {
try {
Thread.sleep(WAIT_BEFORE_RESTART);
} catch (Exception ignored) {
}
android.os.Process.killProcess(android.os.Process.myPid());
});
}
public static boolean isGSAEnabled(Context context) {
try {
return context.getPackageManager().getApplicationInfo(GSA_PACKAGE, 0).enabled;
} catch (PackageManager.NameNotFoundException e) {
return false;
}
}
public static boolean isDoubleTapGestureEnabled(Context context) {
SharedPreferences prefs = LauncherPrefs.getPrefs(context.getApplicationContext());
return prefs.getBoolean(KEY_DT_GESTURE, true);
}
public static boolean canZoomWallpaper(Context context) {
SharedPreferences prefs = LauncherPrefs.getPrefs(context.getApplicationContext());
return prefs.getBoolean(KEY_ALLOW_WALLPAPER_ZOOMING, true);
}
}