Merge "Switch to Saturated color mode when Accessibility transforms are active" into pi-dev (bcccb1af) · Commits · e / os / android_frameworks_base

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

+33 −0

Original line number	Diff line number	Diff line
		@@ -365,6 +365,10 @@ public final class ColorDisplayController {
		* Get the current color mode.
		*/
		public int getColorMode() {
		if (getAccessibilityTransformActivated()) {
		return COLOR_MODE_SATURATED;
		}

		final int colorMode = System.getIntForUser(mContext.getContentResolver(),
		System.DISPLAY_COLOR_MODE, -1, mUserId);
		if (colorMode < COLOR_MODE_NATURAL \|\| colorMode > COLOR_MODE_SATURATED) {
		@@ -416,6 +420,18 @@ public final class ColorDisplayController {
		R.integer.config_nightDisplayColorTemperatureDefault);
		}

		/**
		* 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);
		@@ -441,6 +457,10 @@ public final class ColorDisplayController {
		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;
		}
		}
		}
		@@ -471,6 +491,12 @@ public final class ColorDisplayController {
		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);
		}
		}
		}
		@@ -531,5 +557,12 @@ public final class ColorDisplayController {
		* @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

+5 −0

Original line number	Diff line number	Diff line
		@@ -300,6 +300,11 @@ public final class ColorDisplayService extends SystemService
		dtm.setColorMode(mode, mIsActivated ? mMatrixNight : MATRIX_IDENTITY);
		}

		@Override
		public void onAccessibilityTransformChanged(boolean state) {
		onDisplayColorModeChanged(mController.getColorMode());
		}

		/**
		* Set coefficients based on native mode. Use DisplayTransformManager#isNativeModeEnabled while
		* setting is stable; when setting is changing, pass native mode selection directly.

services/tests/servicestests/src/com/android/server/ColorDisplayServiceTest.java

+111 −0

Original line number	Diff line number	Diff line
		@@ -25,6 +25,7 @@ import android.os.Handler;
		import android.os.UserHandle;
		import android.provider.Settings;
		import android.provider.Settings.Secure;
		import android.provider.Settings.System;
		import android.support.test.InstrumentationRegistry;
		import android.support.test.runner.AndroidJUnit4;
		import android.test.mock.MockContentResolver;
		@@ -895,6 +896,52 @@ public class ColorDisplayServiceTest {
		assertActivated(true /* activated */);
		}

		@Test
		public void accessibility_colorInversion_transformActivated() {
		setAccessibilityColorInversion(true);
		setColorMode(ColorDisplayController.COLOR_MODE_NATURAL);

		startService();
		assertAccessibilityTransformActivated(true /* activated */ );
		assertUserColorMode(ColorDisplayController.COLOR_MODE_NATURAL);
		assertActiveColorMode(ColorDisplayController.COLOR_MODE_SATURATED);
		}

		@Test
		public void accessibility_colorCorrection_transformActivated() {
		setAccessibilityColorCorrection(true);
		setColorMode(ColorDisplayController.COLOR_MODE_NATURAL);

		startService();
		assertAccessibilityTransformActivated(true /* activated */ );
		assertUserColorMode(ColorDisplayController.COLOR_MODE_NATURAL);
		assertActiveColorMode(ColorDisplayController.COLOR_MODE_SATURATED);
		}

		@Test
		public void accessibility_all_transformActivated() {
		setAccessibilityColorCorrection(true);
		setAccessibilityColorInversion(true);
		setColorMode(ColorDisplayController.COLOR_MODE_NATURAL);

		startService();
		assertAccessibilityTransformActivated(true /* activated */ );
		assertUserColorMode(ColorDisplayController.COLOR_MODE_NATURAL);
		assertActiveColorMode(ColorDisplayController.COLOR_MODE_SATURATED);
		}

		@Test
		public void accessibility_none_transformActivated() {
		setAccessibilityColorCorrection(false);
		setAccessibilityColorInversion(false);
		setColorMode(ColorDisplayController.COLOR_MODE_NATURAL);

		startService();
		assertAccessibilityTransformActivated(false /* activated */ );
		assertUserColorMode(ColorDisplayController.COLOR_MODE_NATURAL);
		assertActiveColorMode(ColorDisplayController.COLOR_MODE_NATURAL);
		}

		/**
		* Configures Night display to use a custom schedule.
		*
		@@ -934,6 +981,35 @@ public class ColorDisplayServiceTest {
		mUserId);
		}

		/**
		* Configures the Accessibility color correction setting state.
		*
		* @param state {@code true} if color inversion should be activated
		*/
		private void setAccessibilityColorCorrection(boolean state) {
		Secure.putIntForUser(mContext.getContentResolver(),
		Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED, state ? 1 : 0, mUserId);
		}

		/**
		* Configures the Accessibility color inversion setting state.
		*
		* @param state {@code true} if color inversion should be activated
		*/
		private void setAccessibilityColorInversion(boolean state) {
		Secure.putIntForUser(mContext.getContentResolver(),
		Secure.ACCESSIBILITY_DISPLAY_INVERSION_ENABLED, state ? 1 : 0, mUserId);
		}

		/**
		* Configures color mode via ColorDisplayController.
		*
		* @param mode the color mode to set
		*/
		private void setColorMode(int mode) {
		mColorDisplayController.setColorMode(mode);
		}

		/**
		* Convenience method to start {@link #mColorDisplayService}.
		*/
		@@ -961,6 +1037,41 @@ public class ColorDisplayServiceTest {
		.isEqualTo(activated);
		}

		/**
		* Convenience method for asserting that Accessibility color transform is detected.
		*
		* @param state {@code true} if any Accessibility transform should be activated
		*/
		private void assertAccessibilityTransformActivated(boolean state) {
		assertWithMessage("Unexpected Accessibility color transform state")
		.that(mColorDisplayController.getAccessibilityTransformActivated())
		.isEqualTo(state);
		}

		/**
		* Convenience method for asserting that the active color mode matches expectation.
		*
		* @param mode the expected active color mode.
		*/
		private void assertActiveColorMode(int mode) {
		assertWithMessage("Unexpected color mode setting")
		.that(mColorDisplayController.getColorMode())
		.isEqualTo(mode);
		}

		/**
		* Convenience method for asserting that the user chosen color mode matches expectation.
		*
		* @param mode the expected color mode setting.
		*/
		private void assertUserColorMode(int mode) {
		final int actualMode = System.getIntForUser(mContext.getContentResolver(),
		System.DISPLAY_COLOR_MODE, -1, mUserId);
		assertWithMessage("Unexpected color mode setting")
		.that(actualMode)
		.isEqualTo(mode);
		}

		/**
		* Convenience for making a {@link LocalTime} instance with an offset relative to now.
		*