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Merge "Get current and default brightness configs." into pi-dev

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This commit is contained in:
TreeHugger Robot
2018-03-21 02:31:19 +00:00
committed by Android (Google) Code Review
parent dbad69dd42 6d1009f882
commit daec95a7f5
9 changed files with 135 additions and 0 deletions
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2
api/system-current.txt
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@@ -1233,7 +1233,9 @@ package android.hardware.display {
public final class DisplayManager {
method public java.util.List<android.hardware.display.AmbientBrightnessDayStats> getAmbientBrightnessStats();
method public android.hardware.display.BrightnessConfiguration getBrightnessConfiguration();
method public java.util.List<android.hardware.display.BrightnessChangeEvent> getBrightnessEvents();
method public android.hardware.display.BrightnessConfiguration getDefaultBrightnessConfiguration();
method public android.graphics.Point getStableDisplaySize();
method public void setBrightnessConfiguration(android.hardware.display.BrightnessConfiguration);
}

2
api/test-current.txt
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@@ -370,7 +370,9 @@ package android.hardware.display {
public final class DisplayManager {
method public java.util.List<android.hardware.display.AmbientBrightnessDayStats> getAmbientBrightnessStats();
method public android.hardware.display.BrightnessConfiguration getBrightnessConfiguration();
method public java.util.List<android.hardware.display.BrightnessChangeEvent> getBrightnessEvents();
method public android.hardware.display.BrightnessConfiguration getDefaultBrightnessConfiguration();
method public android.graphics.Point getStableDisplaySize();
method public void setBrightnessConfiguration(android.hardware.display.BrightnessConfiguration);
}

39
core/java/android/hardware/display/DisplayManager.java
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@@ -667,6 +667,45 @@ public final class DisplayManager {
mGlobal.setBrightnessConfigurationForUser(c, userId, packageName);
}
/**
* Gets the global display brightness configuration or the default curve if one hasn't been set.
*
* @hide
*/
@SystemApi
@TestApi
@RequiresPermission(Manifest.permission.CONFIGURE_DISPLAY_BRIGHTNESS)
public BrightnessConfiguration getBrightnessConfiguration() {
return getBrightnessConfigurationForUser(mContext.getUserId());
}
/**
* Gets the global display brightness configuration or the default curve if one hasn't been set
* for a specific user.
*
* Note this requires the INTERACT_ACROSS_USERS permission if getting the configuration for a
* user other than the one you're currently running as.
*
* @hide
*/
public BrightnessConfiguration getBrightnessConfigurationForUser(int userId) {
return mGlobal.getBrightnessConfigurationForUser(userId);
}
/**
* Gets the default global display brightness configuration or null one hasn't
* been configured.
*
* @hide
*/
@SystemApi
@TestApi
@RequiresPermission(Manifest.permission.CONFIGURE_DISPLAY_BRIGHTNESS)
@Nullable
public BrightnessConfiguration getDefaultBrightnessConfiguration() {
return mGlobal.getDefaultBrightnessConfiguration();
}
/**
* Temporarily sets the brightness of the display.
* <p>

26
core/java/android/hardware/display/DisplayManagerGlobal.java
View File

@@ -489,6 +489,32 @@ public final class DisplayManagerGlobal {
}
}
/**
* Gets the global brightness configuration for a given user or null if one hasn't been set.
*
* @hide
*/
public BrightnessConfiguration getBrightnessConfigurationForUser(int userId) {
try {
return mDm.getBrightnessConfigurationForUser(userId);
} catch (RemoteException ex) {
throw ex.rethrowFromSystemServer();
}
}
/**
* Gets the default brightness configuration or null if one hasn't been configured.
*
* @hide
*/
public BrightnessConfiguration getDefaultBrightnessConfiguration() {
try {
return mDm.getDefaultBrightnessConfiguration();
} catch (RemoteException ex) {
throw ex.rethrowFromSystemServer();
}
}
/**
* Temporarily sets the brightness of the display.
* <p>

8
core/java/android/hardware/display/IDisplayManager.aidl
View File

@@ -96,6 +96,14 @@ interface IDisplayManager {
void setBrightnessConfigurationForUser(in BrightnessConfiguration c, int userId,
String packageName);
// Gets the global brightness configuration for a given user. Requires
// CONFIGURE_DISPLAY_BRIGHTNESS, and INTERACT_ACROSS_USER if the user is not
// the same as the calling user.
BrightnessConfiguration getBrightnessConfigurationForUser(int userId);
// Gets the default brightness configuration if configured.
BrightnessConfiguration getDefaultBrightnessConfiguration();
// Temporarily sets the display brightness.
void setTemporaryBrightness(int brightness);

4
services/core/java/com/android/server/display/AutomaticBrightnessController.java
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@@ -282,6 +282,10 @@ class AutomaticBrightnessController {
return mBrightnessMapper.isDefaultConfig();
}
public BrightnessConfiguration getDefaultConfig() {
return mBrightnessMapper.getDefaultConfig();
}
private boolean setDisplayPolicy(int policy) {
if (mDisplayPolicy == policy) {
return false;

8
services/core/java/com/android/server/display/BrightnessMappingStrategy.java
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@@ -206,6 +206,8 @@ public abstract class BrightnessMappingStrategy {
/** @return true if the current brightness config is the default one */
public abstract boolean isDefaultConfig();
public abstract BrightnessConfiguration getDefaultConfig();
public abstract void dump(PrintWriter pw);
private static float normalizeAbsoluteBrightness(int brightness) {
@@ -405,6 +407,9 @@ public abstract class BrightnessMappingStrategy {
return true;
}
@Override
public BrightnessConfiguration getDefaultConfig() { return null; }
@Override
public void dump(PrintWriter pw) {
pw.println("SimpleMappingStrategy");
@@ -532,6 +537,9 @@ public abstract class BrightnessMappingStrategy {
return mDefaultConfig.equals(mConfig);
}
@Override
public BrightnessConfiguration getDefaultConfig() { return mDefaultConfig; }
@Override
public void dump(PrintWriter pw) {
pw.println("PhysicalMappingStrategy");

42
services/core/java/com/android/server/display/DisplayManagerService.java
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@@ -1877,6 +1877,48 @@ public final class DisplayManagerService extends SystemService {
}
}
@Override // Binder call
public BrightnessConfiguration getBrightnessConfigurationForUser(int userId) {
mContext.enforceCallingOrSelfPermission(
Manifest.permission.CONFIGURE_DISPLAY_BRIGHTNESS,
"Permission required to read the display's brightness configuration");
if (userId != UserHandle.getCallingUserId()) {
mContext.enforceCallingOrSelfPermission(
Manifest.permission.INTERACT_ACROSS_USERS,
"Permission required to read the display brightness"
+ " configuration of another user");
}
final long token = Binder.clearCallingIdentity();
try {
final int userSerial = getUserManager().getUserSerialNumber(userId);
synchronized (mSyncRoot) {
BrightnessConfiguration config =
mPersistentDataStore.getBrightnessConfiguration(userSerial);
if (config == null) {
config = mDisplayPowerController.getDefaultBrightnessConfiguration();
}
return config;
}
} finally {
Binder.restoreCallingIdentity(token);
}
}
@Override // Binder call
public BrightnessConfiguration getDefaultBrightnessConfiguration() {
mContext.enforceCallingOrSelfPermission(
Manifest.permission.CONFIGURE_DISPLAY_BRIGHTNESS,
"Permission required to read the display's default brightness configuration");
final long token = Binder.clearCallingIdentity();
try {
synchronized (mSyncRoot) {
return mDisplayPowerController.getDefaultBrightnessConfiguration();
}
} finally {
Binder.restoreCallingIdentity(token);
}
}
@Override // Binder call
public void setTemporaryBrightness(int brightness) {
mContext.enforceCallingOrSelfPermission(

4
services/core/java/com/android/server/display/DisplayPowerController.java
View File

@@ -567,6 +567,10 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
}
}
public BrightnessConfiguration getDefaultBrightnessConfiguration() {
return mAutomaticBrightnessController.getDefaultConfig();
}
private void sendUpdatePowerState() {
synchronized (mLock) {
sendUpdatePowerStateLocked();