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Commit f73e62ae authored by Rupesh Bansal's avatar Rupesh Bansal Committed by Automerger Merge Worker
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Merge "Fix the issue of increasing brightness with KEYCODE_BRIGHTNESS_DOWN... 

Merge "Fix the issue of increasing brightness with KEYCODE_BRIGHTNESS_DOWN event" into udc-dev am: 4c30ffa6 am: 691adce8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22597856



Change-Id: I5d1e8636904720112d972c0282cbed76ba85ed8e
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents d8b9a804 691adce8

services/core/java/com/android/server/policy/PhoneWindowManager.java

+8 −5
Original line number Diff line number Diff line
@@ -3096,18 +3096,21 @@ public class PhoneWindowManager implements WindowManagerPolicy { 
                    }

                    int screenDisplayId = displayId < 0 ? DEFAULT_DISPLAY : displayId;



                    float minLinearBrightness = mPowerManager.getBrightnessConstraint(

                            PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_MINIMUM);

                    float maxLinearBrightness = mPowerManager.getBrightnessConstraint(

                            PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_MAXIMUM);

                    float linearBrightness = mDisplayManager.getBrightness(screenDisplayId);



                    float gammaBrightness = BrightnessUtils.convertLinearToGamma(linearBrightness);

                    float adjustedGammaBrightness =

                            gammaBrightness + 1f / BRIGHTNESS_STEPS * direction;



                    adjustedGammaBrightness = MathUtils.constrain(adjustedGammaBrightness, 0f,

                            1f);

                    float adjustedLinearBrightness = BrightnessUtils.convertGammaToLinear(

                            adjustedGammaBrightness);



                    adjustedLinearBrightness = MathUtils.constrain(adjustedLinearBrightness, 0f,

                            1f);



                    adjustedLinearBrightness = MathUtils.constrain(adjustedLinearBrightness,

                            minLinearBrightness, maxLinearBrightness);

                    mDisplayManager.setBrightness(screenDisplayId, adjustedLinearBrightness);



                    startActivityAsUser(new Intent(Intent.ACTION_SHOW_BRIGHTNESS_DIALOG),

services/tests/wmtests/src/com/android/server/policy/ModifierShortcutTests.java

+16 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ package com.android.server.policy; 


import static android.view.KeyEvent.KEYCODE_ALT_LEFT;

import static android.view.KeyEvent.KEYCODE_B;

import static android.view.KeyEvent.KEYCODE_BRIGHTNESS_DOWN;

import static android.view.KeyEvent.KEYCODE_C;

import static android.view.KeyEvent.KEYCODE_CTRL_LEFT;

import static android.view.KeyEvent.KEYCODE_E;
@@ -186,4 +187,19 @@ public class ModifierShortcutTests extends ShortcutKeyTestBase { 
        sendKeyCombination(new int[]{KEYCODE_META_LEFT, KEYCODE_ENTER}, 0);

        mPhoneWindowManager.assertGoToHomescreen();

    }



    /**

     * Sends a KEYCODE_BRIGHTNESS_DOWN event and validates the brightness is decreased as expected;

     */

    @Test

    public void testKeyCodeBrightnessDown() {

        float[] currentBrightness = new float[]{0.1f, 0.05f, 0.0f};

        float[] newBrightness = new float[]{0.065738f, 0.0275134f, 0.0f};



        for (int i = 0; i < currentBrightness.length; i++) {

            mPhoneWindowManager.prepareBrightnessDecrease(currentBrightness[i]);

            sendKey(KEYCODE_BRIGHTNESS_DOWN);

            mPhoneWindowManager.verifyNewBrightness(newBrightness[i]);

        }

    }

}

services/tests/wmtests/src/com/android/server/policy/TestPhoneWindowManager.java

+15 −0
Original line number Diff line number Diff line
@@ -89,6 +89,7 @@ import com.android.server.wm.WindowManagerInternal.AppTransitionListener; 


import junit.framework.Assert;



import org.mockito.AdditionalMatchers;

import org.mockito.ArgumentCaptor;

import org.mockito.Mock;

import org.mockito.MockSettings;
@@ -339,6 +340,20 @@ class TestPhoneWindowManager { 
        setPhoneCallIsInProgress();

    }



    void prepareBrightnessDecrease(float currentBrightness) {

        doReturn(0.0f).when(mPowerManager)

                .getBrightnessConstraint(PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_MINIMUM);

        doReturn(1.0f).when(mPowerManager)

                .getBrightnessConstraint(PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_MAXIMUM);

        doReturn(currentBrightness).when(mDisplayManager)

                .getBrightness(0);

    }



    void verifyNewBrightness(float newBrightness) {

        verify(mDisplayManager).setBrightness(Mockito.eq(0),

                AdditionalMatchers.eq(newBrightness, 0.001f));

    }



    void setPhoneCallIsInProgress() {

        // Let device has an ongoing phone call.

        doReturn(false).when(mTelecomManager).isRinging();