Move color modes to ColorDisplayService (d154fe5d) · Commits · e / os / android_frameworks_base

core/java/android/hardware/display/ColorDisplayManager.java

+84 −0

Original line number	Diff line number	Diff line
		@@ -23,12 +23,14 @@ import android.annotation.NonNull;
		import android.annotation.RequiresPermission;
		import android.annotation.SystemApi;
		import android.annotation.SystemService;
		import android.content.ContentResolver;
		import android.content.Context;
		import android.metrics.LogMaker;
		import android.os.IBinder;
		import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.os.ServiceManager.ServiceNotFoundException;
		import android.provider.Settings.Secure;

		import com.android.internal.R;
		import com.android.internal.logging.MetricsLogger;
		@@ -120,6 +122,42 @@ public final class ColorDisplayManager {
		*/
		public static final int AUTO_MODE_TWILIGHT = 2;

		/**
		* @hide
		*/
		@Retention(RetentionPolicy.SOURCE)
		@IntDef({COLOR_MODE_NATURAL, COLOR_MODE_BOOSTED, COLOR_MODE_SATURATED, COLOR_MODE_AUTOMATIC})
		public @interface ColorMode {}

		/**
		* Color mode with natural colors.
		*
		* @hide
		* @see #setColorMode(int)
		*/
		public static final int COLOR_MODE_NATURAL = 0;
		/**
		* Color mode with boosted colors.
		*
		* @hide
		* @see #setColorMode(int)
		*/
		public static final int COLOR_MODE_BOOSTED = 1;
		/**
		* Color mode with saturated colors.
		*
		* @hide
		* @see #setColorMode(int)
		*/
		public static final int COLOR_MODE_SATURATED = 2;
		/**
		* Color mode with automatic colors.
		*
		* @hide
		* @see #setColorMode(int)
		*/
		public static final int COLOR_MODE_AUTOMATIC = 3;

		private final ColorDisplayManagerInternal mManager;
		private MetricsLogger mMetricsLogger;

		@@ -274,6 +312,24 @@ public final class ColorDisplayManager {
		return mManager.setNightDisplayCustomEndTime(new Time(endTime));
		}

		/**
		* Sets the current display color mode.
		*
		* @hide
		*/
		public void setColorMode(int colorMode) {
		mManager.setColorMode(colorMode);
		}

		/**
		* Gets the current display color mode.
		*
		* @hide
		*/
		public int getColorMode() {
		return mManager.getColorMode();
		}

		/**
		* Returns whether the device has a wide color gamut display.
		*
		@@ -373,6 +429,18 @@ public final class ColorDisplayManager {
		return mManager.getTransformCapabilities();
		}

		/**
		* Returns whether accessibility transforms are currently enabled, which determines whether
		* color modes are currently configurable for this device.
		*
		* @hide
		*/
		public static boolean areAccessibilityTransformsEnabled(Context context) {
		final ContentResolver cr = context.getContentResolver();
		return Secure.getInt(cr, Secure.ACCESSIBILITY_DISPLAY_INVERSION_ENABLED, 0) == 1
		\|\| Secure.getInt(cr, Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED, 0) == 1;
		}

		private MetricsLogger getMetricsLogger() {
		if (mMetricsLogger == null) {
		mMetricsLogger = new MetricsLogger();
		@@ -517,6 +585,22 @@ public final class ColorDisplayManager {
		}
		}

		int getColorMode() {
		try {
		return mCdm.getColorMode();
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		}

		void setColorMode(int colorMode) {
		try {
		mCdm.setColorMode(colorMode);
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		}

		int getTransformCapabilities() {
		try {
		return mCdm.getTransformCapabilities();

core/java/android/hardware/display/IColorDisplayManager.aidl

+3 −0

Original line number	Diff line number	Diff line
		@@ -38,4 +38,7 @@ interface IColorDisplayManager {
		boolean setNightDisplayCustomStartTime(in Time time);
		Time getNightDisplayCustomEndTime();
		boolean setNightDisplayCustomEndTime(in Time time);

		int getColorMode();
		void setColorMode(int colorMode);
		}
		No newline at end of file

core/java/android/provider/Settings.java

+3 −3

Original line number	Diff line number	Diff line
		@@ -59,6 +59,7 @@ import android.content.res.Configuration;
		import android.content.res.Resources;
		import android.database.Cursor;
		import android.database.SQLException;
		import android.hardware.display.ColorDisplayManager;
		import android.location.LocationManager;
		import android.media.AudioFormat;
		import android.net.ConnectivityManager;
		@@ -89,7 +90,6 @@ import android.util.MemoryIntArray;
		import android.view.inputmethod.InputMethodSystemProperty;

		import com.android.internal.annotations.GuardedBy;
		import com.android.internal.app.ColorDisplayController;
		import com.android.internal.widget.ILockSettings;

		import java.io.IOException;
		@@ -3239,8 +3239,8 @@ public final class Settings {

		private static final Validator DISPLAY_COLOR_MODE_VALIDATOR =
		new SettingsValidators.InclusiveIntegerRangeValidator(
		ColorDisplayController.COLOR_MODE_NATURAL,
		ColorDisplayController.COLOR_MODE_AUTOMATIC);
		ColorDisplayManager.COLOR_MODE_NATURAL,
		ColorDisplayManager.COLOR_MODE_AUTOMATIC);

		/**
		* The amount of time in milliseconds before the device goes to sleep or begins

core/java/com/android/internal/app/ColorDisplayController.java

+3 −147

Original line number	Diff line number	Diff line
		@@ -16,7 +16,6 @@

		package com.android.internal.app;

		import android.annotation.IntDef;
		import android.annotation.NonNull;
		import android.app.ActivityManager;
		import android.content.ContentResolver;
		@@ -24,18 +23,13 @@ import android.content.Context;
		import android.database.ContentObserver;
		import android.hardware.display.ColorDisplayManager;
		import android.hardware.display.ColorDisplayManager.AutoMode;
		import android.hardware.display.ColorDisplayManager.ColorMode;
		import android.net.Uri;
		import android.os.Handler;
		import android.os.Looper;
		import android.os.SystemProperties;
		import android.provider.Settings.Secure;
		import android.provider.Settings.System;
		import android.util.Slog;

		import com.android.internal.R;

		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;
		import java.time.LocalTime;

		/**
		@@ -49,35 +43,6 @@ public final class ColorDisplayController {
		private static final String TAG = "ColorDisplayController";
		private static final boolean DEBUG = false;

		@Retention(RetentionPolicy.SOURCE)
		@IntDef({COLOR_MODE_NATURAL, COLOR_MODE_BOOSTED, COLOR_MODE_SATURATED, COLOR_MODE_AUTOMATIC})
		public @interface ColorMode {}

		/**
		* Color mode with natural colors.
		*
		* @see #setColorMode(int)
		*/
		public static final int COLOR_MODE_NATURAL = 0;
		/**
		* Color mode with boosted colors.
		*
		* @see #setColorMode(int)
		*/
		public static final int COLOR_MODE_BOOSTED = 1;
		/**
		* Color mode with saturated colors.
		*
		* @see #setColorMode(int)
		*/
		public static final int COLOR_MODE_SATURATED = 2;
		/**
		* Color mode with automatic colors.
		*
		* @see #setColorMode(int)
		*/
		public static final int COLOR_MODE_AUTOMATIC = 3;

		private final Context mContext;
		private final int mUserId;
		private final ColorDisplayManager mColorDisplayManager;
		@@ -196,75 +161,11 @@ public final class ColorDisplayController {
		return mColorDisplayManager.setNightDisplayColorTemperature(colorTemperature);
		}

		/**
		* Get the current color mode from system properties, or return -1.
		*
		* See com.android.server.display.DisplayTransformManager.
		*/
		private @ColorMode int getCurrentColorModeFromSystemProperties() {
		final int displayColorSetting = SystemProperties.getInt("persist.sys.sf.native_mode", 0);
		if (displayColorSetting == 0) {
		return "1.0".equals(SystemProperties.get("persist.sys.sf.color_saturation"))
		? COLOR_MODE_NATURAL : COLOR_MODE_BOOSTED;
		} else if (displayColorSetting == 1) {
		return COLOR_MODE_SATURATED;
		} else if (displayColorSetting == 2) {
		return COLOR_MODE_AUTOMATIC;
		} else {
		return -1;
		}
		}

		private boolean isColorModeAvailable(@ColorMode int colorMode) {
		final int[] availableColorModes = mContext.getResources().getIntArray(
		R.array.config_availableColorModes);
		if (availableColorModes != null) {
		for (int mode : availableColorModes) {
		if (mode == colorMode) {
		return true;
		}
		}
		}
		return false;
		}

		/**
		* Get the current color mode.
		*/
		public int getColorMode() {
		if (getAccessibilityTransformActivated()) {
		if (isColorModeAvailable(COLOR_MODE_SATURATED)) {
		return COLOR_MODE_SATURATED;
		} else if (isColorModeAvailable(COLOR_MODE_AUTOMATIC)) {
		return COLOR_MODE_AUTOMATIC;
		}
		}

		int colorMode = System.getIntForUser(mContext.getContentResolver(),
		System.DISPLAY_COLOR_MODE, -1, mUserId);
		if (colorMode == -1) {
		// There might be a system property controlling color mode that we need to respect; if
		// not, this will set a suitable default.
		colorMode = getCurrentColorModeFromSystemProperties();
		}

		// This happens when a color mode is no longer available (e.g., after system update or B&R)
		// or the device does not support any color mode.
		if (!isColorModeAvailable(colorMode)) {
		if (colorMode == COLOR_MODE_BOOSTED && isColorModeAvailable(COLOR_MODE_NATURAL)) {
		colorMode = COLOR_MODE_NATURAL;
		} else if (colorMode == COLOR_MODE_SATURATED
		&& isColorModeAvailable(COLOR_MODE_AUTOMATIC)) {
		colorMode = COLOR_MODE_AUTOMATIC;
		} else if (colorMode == COLOR_MODE_AUTOMATIC
		&& isColorModeAvailable(COLOR_MODE_SATURATED)) {
		colorMode = COLOR_MODE_SATURATED;
		} else {
		colorMode = -1;
		}
		}

		return colorMode;
		return mColorDisplayManager.getColorMode();
		}

		/**
		@@ -273,11 +174,7 @@ public final class ColorDisplayController {
		* @param colorMode the color mode
		*/
		public void setColorMode(@ColorMode int colorMode) {
		if (!isColorModeAvailable(colorMode)) {
		throw new IllegalArgumentException("Invalid colorMode: " + colorMode);
		}
		System.putIntForUser(mContext.getContentResolver(), System.DISPLAY_COLOR_MODE, colorMode,
		mUserId);
		mColorDisplayManager.setColorMode(colorMode);
		}

		/**
		@@ -294,18 +191,6 @@ public final class ColorDisplayController {
		return ColorDisplayManager.getMaximumColorTemperature(mContext);
		}

		/**
		* Returns true if any Accessibility color transforms are enabled.
		*/
		public boolean getAccessibilityTransformActivated() {
		final ContentResolver cr = mContext.getContentResolver();
		return
		Secure.getIntForUser(cr, Secure.ACCESSIBILITY_DISPLAY_INVERSION_ENABLED,
		0, mUserId) == 1
		\|\| Secure.getIntForUser(cr, Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED,
		0, mUserId) == 1;
		}

		private void onSettingChanged(@NonNull String setting) {
		if (DEBUG) {
		Slog.d(TAG, "onSettingChanged: " + setting);
		@@ -328,13 +213,6 @@ public final class ColorDisplayController {
		case Secure.NIGHT_DISPLAY_COLOR_TEMPERATURE:
		mCallback.onColorTemperatureChanged(getColorTemperature());
		break;
		case System.DISPLAY_COLOR_MODE:
		mCallback.onDisplayColorModeChanged(getColorMode());
		break;
		case Secure.ACCESSIBILITY_DISPLAY_INVERSION_ENABLED:
		case Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED:
		mCallback.onAccessibilityTransformChanged(getAccessibilityTransformActivated());
		break;
		}
		}
		}
		@@ -377,14 +255,6 @@ public final class ColorDisplayController {
		false /* notifyForDescendants */, mContentObserver, mUserId);
		cr.registerContentObserver(Secure.getUriFor(Secure.NIGHT_DISPLAY_COLOR_TEMPERATURE),
		false /* notifyForDescendants */, mContentObserver, mUserId);
		cr.registerContentObserver(System.getUriFor(System.DISPLAY_COLOR_MODE),
		false /* notifyForDecendants */, mContentObserver, mUserId);
		cr.registerContentObserver(
		Secure.getUriFor(Secure.ACCESSIBILITY_DISPLAY_INVERSION_ENABLED),
		false /* notifyForDecendants */, mContentObserver, mUserId);
		cr.registerContentObserver(
		Secure.getUriFor(Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED),
		false /* notifyForDecendants */, mContentObserver, mUserId);
		}
		}
		}
		@@ -424,19 +294,5 @@ public final class ColorDisplayController {
		* @param colorTemperature the color temperature to tint the screen
		*/
		default void onColorTemperatureChanged(int colorTemperature) {}

		/**
		* Callback invoked when the color mode changes.
		*
		* @param displayColorMode the color mode
		*/
		default void onDisplayColorModeChanged(int displayColorMode) {}

		/**
		* Callback invoked when Accessibility color transforms change.
		*
		* @param state the state Accessibility color transforms (true of active)
		*/
		default void onAccessibilityTransformChanged(boolean state) {}
		}
		}

services/core/java/com/android/server/display/ColorDisplayService.java

+126 −13

Original line number	Diff line number	Diff line
		@@ -19,7 +19,10 @@ package com.android.server.display;
		import static android.hardware.display.ColorDisplayManager.AUTO_MODE_CUSTOM_TIME;
		import static android.hardware.display.ColorDisplayManager.AUTO_MODE_DISABLED;
		import static android.hardware.display.ColorDisplayManager.AUTO_MODE_TWILIGHT;

		import static android.hardware.display.ColorDisplayManager.COLOR_MODE_AUTOMATIC;
		import static android.hardware.display.ColorDisplayManager.COLOR_MODE_BOOSTED;
		import static android.hardware.display.ColorDisplayManager.COLOR_MODE_NATURAL;
		import static android.hardware.display.ColorDisplayManager.COLOR_MODE_SATURATED;
		import static com.android.server.display.DisplayTransformManager.LEVEL_COLOR_MATRIX_DISPLAY_WHITE_BALANCE;
		import static com.android.server.display.DisplayTransformManager.LEVEL_COLOR_MATRIX_NIGHT_DISPLAY;
		import static com.android.server.display.DisplayTransformManager.LEVEL_COLOR_MATRIX_SATURATION;
		@@ -45,6 +48,7 @@ import android.database.ContentObserver;
		import android.graphics.ColorSpace;
		import android.hardware.display.ColorDisplayManager;
		import android.hardware.display.ColorDisplayManager.AutoMode;
		import android.hardware.display.ColorDisplayManager.ColorMode;
		import android.hardware.display.IColorDisplayManager;
		import android.hardware.display.Time;
		import android.net.Uri;
		@@ -53,6 +57,7 @@ import android.os.Binder;
		import android.os.Handler;
		import android.os.Looper;
		import android.os.Message;
		import android.os.SystemProperties;
		import android.os.UserHandle;
		import android.provider.Settings.Secure;
		import android.provider.Settings.System;
		@@ -61,7 +66,6 @@ import android.util.Slog;
		import android.view.SurfaceControl;
		import android.view.accessibility.AccessibilityManager;
		import android.view.animation.AnimationUtils;

		import com.android.internal.R;
		import com.android.internal.annotations.VisibleForTesting;
		import com.android.internal.app.ColorDisplayController;
		@@ -71,7 +75,6 @@ import com.android.server.SystemService;
		import com.android.server.twilight.TwilightListener;
		import com.android.server.twilight.TwilightManager;
		import com.android.server.twilight.TwilightState;

		import java.io.FileDescriptor;
		import java.io.PrintWriter;
		import java.lang.ref.WeakReference;
		@@ -944,6 +947,89 @@ public final class ColorDisplayService extends SystemService {
		.setSaturationLevel(packageName, mCurrentUser, saturationLevel);
		}

		private void setColorModeInternal(@ColorMode int colorMode) {
		if (!isColorModeAvailable(colorMode)) {
		throw new IllegalArgumentException("Invalid colorMode: " + colorMode);
		}
		System.putIntForUser(getContext().getContentResolver(), System.DISPLAY_COLOR_MODE,
		colorMode,
		mCurrentUser);
		}

		private @ColorMode
		int getColorModeInternal() {
		final ContentResolver cr = getContext().getContentResolver();
		if (Secure.getIntForUser(cr, Secure.ACCESSIBILITY_DISPLAY_INVERSION_ENABLED,
		0, mCurrentUser) == 1
		\|\| Secure.getIntForUser(cr, Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED,
		0, mCurrentUser) == 1) {
		// There are restrictions on the available color modes combined with a11y transforms.
		if (isColorModeAvailable(COLOR_MODE_SATURATED)) {
		return COLOR_MODE_SATURATED;
		} else if (isColorModeAvailable(COLOR_MODE_AUTOMATIC)) {
		return COLOR_MODE_AUTOMATIC;
		}
		}

		int colorMode = System.getIntForUser(cr, System.DISPLAY_COLOR_MODE, -1, mCurrentUser);
		if (colorMode == -1) {
		// There might be a system property controlling color mode that we need to respect; if
		// not, this will set a suitable default.
		colorMode = getCurrentColorModeFromSystemProperties();
		}

		// This happens when a color mode is no longer available (e.g., after system update or B&R)
		// or the device does not support any color mode.
		if (!isColorModeAvailable(colorMode)) {
		if (colorMode == COLOR_MODE_BOOSTED && isColorModeAvailable(COLOR_MODE_NATURAL)) {
		colorMode = COLOR_MODE_NATURAL;
		} else if (colorMode == COLOR_MODE_SATURATED
		&& isColorModeAvailable(COLOR_MODE_AUTOMATIC)) {
		colorMode = COLOR_MODE_AUTOMATIC;
		} else if (colorMode == COLOR_MODE_AUTOMATIC
		&& isColorModeAvailable(COLOR_MODE_SATURATED)) {
		colorMode = COLOR_MODE_SATURATED;
		} else {
		colorMode = -1;
		}
		}

		return colorMode;
		}

		/**
		* Get the current color mode from system properties, or return -1 if invalid.
		*
		* See {@link com.android.server.display.DisplayTransformManager}
		*/
		private @ColorMode
		int getCurrentColorModeFromSystemProperties() {
		final int displayColorSetting = SystemProperties.getInt("persist.sys.sf.native_mode", 0);
		if (displayColorSetting == 0) {
		return "1.0".equals(SystemProperties.get("persist.sys.sf.color_saturation"))
		? COLOR_MODE_NATURAL : COLOR_MODE_BOOSTED;
		} else if (displayColorSetting == 1) {
		return COLOR_MODE_SATURATED;
		} else if (displayColorSetting == 2) {
		return COLOR_MODE_AUTOMATIC;
		} else {
		return -1;
		}
		}

		private boolean isColorModeAvailable(@ColorMode int colorMode) {
		final int[] availableColorModes = getContext().getResources().getIntArray(
		R.array.config_availableColorModes);
		if (availableColorModes != null) {
		for (int mode : availableColorModes) {
		if (mode == colorMode) {
		return true;
		}
		}
		}
		return false;
		}

		private void dumpInternal(PrintWriter pw) {
		pw.println("COLOR DISPLAY MANAGER dumpsys (color_display)");
		pw.println("Night Display:");
		@@ -1445,13 +1531,38 @@ public final class ColorDisplayService extends SystemService {
		*/
		public interface ColorTransformController {

		/** Apply the given saturation (grayscale) matrix to the associated AppWindow. */
		/**
		* Apply the given saturation (grayscale) matrix to the associated AppWindow.
		*/
		void applyAppSaturation(@Size(9) float[] matrix, @Size(3) float[] translation);
		}

		@VisibleForTesting
		final class BinderService extends IColorDisplayManager.Stub {

		@Override
		public void setColorMode(int colorMode) {
		getContext().enforceCallingOrSelfPermission(
		Manifest.permission.CONTROL_DISPLAY_COLOR_TRANSFORMS,
		"Permission required to set display color mode");
		final long token = Binder.clearCallingIdentity();
		try {
		setColorModeInternal(colorMode);
		} finally {
		Binder.restoreCallingIdentity(token);
		}
		}

		@Override
		public int getColorMode() {
		final long token = Binder.clearCallingIdentity();
		try {
		return getColorModeInternal();
		} finally {
		Binder.restoreCallingIdentity(token);
		}
		}

		@Override
		public boolean isDeviceColorManaged() {
		final long token = Binder.clearCallingIdentity();
		@@ -1640,7 +1751,9 @@ public final class ColorDisplayService extends SystemService {

		@Override
		public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
		if (!DumpUtils.checkDumpPermission(getContext(), TAG, pw)) return;
		if (!DumpUtils.checkDumpPermission(getContext(), TAG, pw)) {
		return;
		}

		final long token = Binder.clearCallingIdentity();
		try {