Merge "Wallpaper color extraction API stub" into oc-dev am: 6acf7a7b45 (626eb77c) · Commits · e / os / android_frameworks_base

api/current.txt

+21 −0

Original line number	Diff line number	Diff line
		@@ -6092,6 +6092,17 @@ package android.app {
		method public void onDetached();
		}

		public final class WallpaperColors implements android.os.Parcelable {
		ctor public WallpaperColors(android.os.Parcel);
		ctor public WallpaperColors(java.util.List<android.util.Pair<android.graphics.Color, java.lang.Integer>>);
		ctor public WallpaperColors(java.util.List<android.util.Pair<android.graphics.Color, java.lang.Integer>>, boolean);
		method public int describeContents();
		method public java.util.List<android.util.Pair<android.graphics.Color, java.lang.Integer>> getColors();
		method public boolean supportsDarkText();
		method public void writeToParcel(android.os.Parcel, int);
		field public static final android.os.Parcelable.Creator<android.app.WallpaperColors> CREATOR;
		}

		public final class WallpaperInfo implements android.os.Parcelable {
		ctor public WallpaperInfo(android.content.Context, android.content.pm.ResolveInfo) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
		method public int describeContents();
		@@ -6114,6 +6125,8 @@ package android.app {
		}

		public class WallpaperManager {
		method public void addOnColorsChangedListener(android.app.WallpaperManager.OnColorsChangedListener);
		method public void addOnColorsChangedListener(android.app.WallpaperManager.OnColorsChangedListener, android.os.Handler);
		method public void clear() throws java.io.IOException;
		method public void clear(int) throws java.io.IOException;
		method public void clearWallpaperOffsets(android.os.IBinder);
		@@ -6128,6 +6141,7 @@ package android.app {
		method public android.graphics.drawable.Drawable getDrawable();
		method public android.graphics.drawable.Drawable getFastDrawable();
		method public static android.app.WallpaperManager getInstance(android.content.Context);
		method public android.app.WallpaperColors getWallpaperColors(int);
		method public android.os.ParcelFileDescriptor getWallpaperFile(int);
		method public int getWallpaperId(int);
		method public android.app.WallpaperInfo getWallpaperInfo();
		@@ -6136,6 +6150,7 @@ package android.app {
		method public boolean isWallpaperSupported();
		method public android.graphics.drawable.Drawable peekDrawable();
		method public android.graphics.drawable.Drawable peekFastDrawable();
		method public void removeOnColorsChangedListener(android.app.WallpaperManager.OnColorsChangedListener);
		method public void sendWallpaperCommand(android.os.IBinder, java.lang.String, int, int, int, android.os.Bundle);
		method public void setBitmap(android.graphics.Bitmap) throws java.io.IOException;
		method public int setBitmap(android.graphics.Bitmap, android.graphics.Rect, boolean) throws java.io.IOException;
		@@ -6160,6 +6175,10 @@ package android.app {
		field public static final java.lang.String WALLPAPER_PREVIEW_META_DATA = "android.wallpaper.preview";
		}

		public static abstract interface WallpaperManager.OnColorsChangedListener {
		method public abstract void onColorsChanged(android.app.WallpaperColors, int);
		}

		}

		package android.app.admin {
		@@ -37786,10 +37805,12 @@ package android.service.wallpaper {
		method public int getDesiredMinimumHeight();
		method public int getDesiredMinimumWidth();
		method public android.view.SurfaceHolder getSurfaceHolder();
		method public void invalidateColors();
		method public boolean isPreview();
		method public boolean isVisible();
		method public void onApplyWindowInsets(android.view.WindowInsets);
		method public android.os.Bundle onCommand(java.lang.String, int, int, int, android.os.Bundle, boolean);
		method public android.app.WallpaperColors onComputeWallpaperColors();
		method public void onCreate(android.view.SurfaceHolder);
		method public void onDesiredSizeChanged(int, int);
		method public void onDestroy();

api/system-current.txt

+21 −0

Original line number	Diff line number	Diff line
		@@ -6298,6 +6298,17 @@ package android.app {
		method public void setPersistentVrModeEnabled(boolean);
		}

		public final class WallpaperColors implements android.os.Parcelable {
		ctor public WallpaperColors(android.os.Parcel);
		ctor public WallpaperColors(java.util.List<android.util.Pair<android.graphics.Color, java.lang.Integer>>);
		ctor public WallpaperColors(java.util.List<android.util.Pair<android.graphics.Color, java.lang.Integer>>, boolean);
		method public int describeContents();
		method public java.util.List<android.util.Pair<android.graphics.Color, java.lang.Integer>> getColors();
		method public boolean supportsDarkText();
		method public void writeToParcel(android.os.Parcel, int);
		field public static final android.os.Parcelable.Creator<android.app.WallpaperColors> CREATOR;
		}

		public final class WallpaperInfo implements android.os.Parcelable {
		ctor public WallpaperInfo(android.content.Context, android.content.pm.ResolveInfo) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
		method public int describeContents();
		@@ -6320,6 +6331,8 @@ package android.app {
		}

		public class WallpaperManager {
		method public void addOnColorsChangedListener(android.app.WallpaperManager.OnColorsChangedListener);
		method public void addOnColorsChangedListener(android.app.WallpaperManager.OnColorsChangedListener, android.os.Handler);
		method public void clear() throws java.io.IOException;
		method public void clear(int) throws java.io.IOException;
		method public void clearWallpaper();
		@@ -6336,6 +6349,7 @@ package android.app {
		method public android.graphics.drawable.Drawable getDrawable();
		method public android.graphics.drawable.Drawable getFastDrawable();
		method public static android.app.WallpaperManager getInstance(android.content.Context);
		method public android.app.WallpaperColors getWallpaperColors(int);
		method public android.os.ParcelFileDescriptor getWallpaperFile(int);
		method public int getWallpaperId(int);
		method public android.app.WallpaperInfo getWallpaperInfo();
		@@ -6344,6 +6358,7 @@ package android.app {
		method public boolean isWallpaperSupported();
		method public android.graphics.drawable.Drawable peekDrawable();
		method public android.graphics.drawable.Drawable peekFastDrawable();
		method public void removeOnColorsChangedListener(android.app.WallpaperManager.OnColorsChangedListener);
		method public void sendWallpaperCommand(android.os.IBinder, java.lang.String, int, int, int, android.os.Bundle);
		method public void setBitmap(android.graphics.Bitmap) throws java.io.IOException;
		method public int setBitmap(android.graphics.Bitmap, android.graphics.Rect, boolean) throws java.io.IOException;
		@@ -6371,6 +6386,10 @@ package android.app {
		field public static final java.lang.String WALLPAPER_PREVIEW_META_DATA = "android.wallpaper.preview";
		}

		public static abstract interface WallpaperManager.OnColorsChangedListener {
		method public abstract void onColorsChanged(android.app.WallpaperColors, int);
		}

		}

		package android.app.admin {
		@@ -41047,10 +41066,12 @@ package android.service.wallpaper {
		method public int getDesiredMinimumHeight();
		method public int getDesiredMinimumWidth();
		method public android.view.SurfaceHolder getSurfaceHolder();
		method public void invalidateColors();
		method public boolean isPreview();
		method public boolean isVisible();
		method public void onApplyWindowInsets(android.view.WindowInsets);
		method public android.os.Bundle onCommand(java.lang.String, int, int, int, android.os.Bundle, boolean);
		method public android.app.WallpaperColors onComputeWallpaperColors();
		method public void onCreate(android.view.SurfaceHolder);
		method public void onDesiredSizeChanged(int, int);
		method public void onDestroy();

api/test-current.txt

+21 −0

Original line number	Diff line number	Diff line
		@@ -6112,6 +6112,17 @@ package android.app {
		method public void onDetached();
		}

		public final class WallpaperColors implements android.os.Parcelable {
		ctor public WallpaperColors(android.os.Parcel);
		ctor public WallpaperColors(java.util.List<android.util.Pair<android.graphics.Color, java.lang.Integer>>);
		ctor public WallpaperColors(java.util.List<android.util.Pair<android.graphics.Color, java.lang.Integer>>, boolean);
		method public int describeContents();
		method public java.util.List<android.util.Pair<android.graphics.Color, java.lang.Integer>> getColors();
		method public boolean supportsDarkText();
		method public void writeToParcel(android.os.Parcel, int);
		field public static final android.os.Parcelable.Creator<android.app.WallpaperColors> CREATOR;
		}

		public final class WallpaperInfo implements android.os.Parcelable {
		ctor public WallpaperInfo(android.content.Context, android.content.pm.ResolveInfo) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
		method public int describeContents();
		@@ -6134,6 +6145,8 @@ package android.app {
		}

		public class WallpaperManager {
		method public void addOnColorsChangedListener(android.app.WallpaperManager.OnColorsChangedListener);
		method public void addOnColorsChangedListener(android.app.WallpaperManager.OnColorsChangedListener, android.os.Handler);
		method public void clear() throws java.io.IOException;
		method public void clear(int) throws java.io.IOException;
		method public void clearWallpaperOffsets(android.os.IBinder);
		@@ -6148,6 +6161,7 @@ package android.app {
		method public android.graphics.drawable.Drawable getDrawable();
		method public android.graphics.drawable.Drawable getFastDrawable();
		method public static android.app.WallpaperManager getInstance(android.content.Context);
		method public android.app.WallpaperColors getWallpaperColors(int);
		method public android.os.ParcelFileDescriptor getWallpaperFile(int);
		method public int getWallpaperId(int);
		method public android.app.WallpaperInfo getWallpaperInfo();
		@@ -6156,6 +6170,7 @@ package android.app {
		method public boolean isWallpaperSupported();
		method public android.graphics.drawable.Drawable peekDrawable();
		method public android.graphics.drawable.Drawable peekFastDrawable();
		method public void removeOnColorsChangedListener(android.app.WallpaperManager.OnColorsChangedListener);
		method public void sendWallpaperCommand(android.os.IBinder, java.lang.String, int, int, int, android.os.Bundle);
		method public void setBitmap(android.graphics.Bitmap) throws java.io.IOException;
		method public int setBitmap(android.graphics.Bitmap, android.graphics.Rect, boolean) throws java.io.IOException;
		@@ -6180,6 +6195,10 @@ package android.app {
		field public static final java.lang.String WALLPAPER_PREVIEW_META_DATA = "android.wallpaper.preview";
		}

		public static abstract interface WallpaperManager.OnColorsChangedListener {
		method public abstract void onColorsChanged(android.app.WallpaperColors, int);
		}

		}

		package android.app.admin {
		@@ -37980,10 +37999,12 @@ package android.service.wallpaper {
		method public int getDesiredMinimumHeight();
		method public int getDesiredMinimumWidth();
		method public android.view.SurfaceHolder getSurfaceHolder();
		method public void invalidateColors();
		method public boolean isPreview();
		method public boolean isVisible();
		method public void onApplyWindowInsets(android.view.WindowInsets);
		method public android.os.Bundle onCommand(java.lang.String, int, int, int, android.os.Bundle, boolean);
		method public android.app.WallpaperColors onComputeWallpaperColors();
		method public void onCreate(android.view.SurfaceHolder);
		method public void onDesiredSizeChanged(int, int);
		method public void onDestroy();

core/java/android/app/WallpaperColors.java

0 → 100644

+97 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2017 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 android.app;

		import android.graphics.Color;
		import android.os.Parcel;
		import android.os.Parcelable;

		import android.util.Pair;

		import java.util.List;

		/**
		* A class containing information about the colors of a wallpaper.
		*/
		public final class WallpaperColors implements Parcelable {

		public WallpaperColors(Parcel parcel) {
		}

		/**
		* Wallpaper color details containing a list of colors and their weights,
		* as if it were an histogram.
		* This list can be extracted from a bitmap by the Palette API.
		*
		* Dark text support will be calculated internally based on the histogram.
		*
		* @param colors list of pairs where each pair contains a color
		* and number of occurrences/influence.
		*/
		public WallpaperColors(List<Pair<Color, Integer>> colors) {
		}

		/**
		* Wallpaper color details containing a list of colors and their weights,
		* as if it were an histogram.
		* Explicit dark text support.
		*
		* @param colors list of pairs where each pair contains a color
		* and number of occurrences/influence.
		* @param supportsDarkText can have dark text on top or not
		*/
		public WallpaperColors(List<Pair<Color, Integer>> colors, boolean supportsDarkText) {
		}

		public static final Creator<WallpaperColors> CREATOR = new Creator<WallpaperColors>() {
		@Override
		public WallpaperColors createFromParcel(Parcel in) {
		return new WallpaperColors(in);
		}

		@Override
		public WallpaperColors[] newArray(int size) {
		return new WallpaperColors[size];
		}
		};

		@Override
		public int describeContents() {
		return 0;
		}

		@Override
		public void writeToParcel(Parcel dest, int flags) {
		}

		/**
		* List of colors with their occurrences. The bigger the int, the more relevant the color.
		* @return list of colors paired with their weights.
		*/
		public List<Pair<Color, Integer>> getColors() {
		return null;
		}

		/**
		* Whether or not dark text is legible on top of this wallpaper.
		*
		* @return true if dark text is supported
		*/
		public boolean supportsDarkText() {
		return false;
		}
		}

core/java/android/app/WallpaperManager.java

+54 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,8 @@
		package android.app;

		import android.annotation.IntDef;
		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.annotation.RawRes;
		import android.annotation.SystemApi;
		import android.content.ComponentName;
		@@ -741,6 +743,43 @@ public class WallpaperManager {
		return getWallpaperFile(which, mContext.getUserId());
		}


		/**
		* Registers a listener to get notified when the wallpaper colors change.
		* Callback might be called from an arbitrary background thread.
		*
		* @param listener A listener to register
		*/
		public void addOnColorsChangedListener(@NonNull OnColorsChangedListener listener) {
		}

		/**
		* Registers a listener to get notified when the wallpaper colors change
		* @param listener A listener to register
		* @param handler Where to call it from. Might be called from a background thread
		* if null.
		*/
		public void addOnColorsChangedListener(@NonNull OnColorsChangedListener listener,
		@Nullable Handler handler) {
		}

		/**
		* Stop listening to color updates.
		* @param callback A callback to unsubscribe
		*/
		public void removeOnColorsChangedListener(@NonNull OnColorsChangedListener callback) {
		}

		/**
		* Get the primary colors of a wallpaper
		* @param which wallpaper type. Must be either {@link #FLAG_SYSTEM} or
		* {@link #FLAG_LOCK}
		* @return a list of colors ordered by priority
		*/
		public @Nullable WallpaperColors getWallpaperColors(int which) {
		return null;
		}

		/**
		* Version of {@link #getWallpaperFile(int)} that can access the wallpaper data
		* for a given user. The caller must hold the INTERACT_ACROSS_USERS_FULL
		@@ -1732,4 +1771,19 @@ public class WallpaperManager {
		mLatch.countDown();
		}
		}

		/**
		* Interface definition for a callback to be invoked when colors change on a wallpaper.
		*/
		public interface OnColorsChangedListener {
		/**
		* Called when colors change.
		* A {@link android.app.WallpaperColors} object containing a simplified
		* color histogram will be given.
		*
		* @param colors Wallpaper color info
		* @param which A combination of {@link #FLAG_LOCK} and {@link #FLAG_SYSTEM}
		*/
		void onColorsChanged(WallpaperColors colors, int which);
		}
		}