mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
synced 2024-09-05 09:02:24 +00:00
223 lines
8.3 KiB
Diff
223 lines
8.3 KiB
Diff
From 78c9088dabac1c042567faa3196dfd21fae900ef Mon Sep 17 00:00:00 2001
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From: Tad <tad@spotco.us>
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Date: Sat, 21 Oct 2017 11:53:09 -0400
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Subject: [PATCH] Reduced Resolution Feature 2/2
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Change-Id: If92489ee9dc119acdeeb8f05f0d70970eef55817
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---
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core/java/android/os/IPowerManager.aidl | 3 +
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core/java/android/os/PowerManager.java | 32 ++++++++
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core/java/android/os/PowerManagerInternal.java | 2 +
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.../android/server/power/PowerManagerService.java | 85 ++++++++++++++++++++++
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4 files changed, 122 insertions(+)
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diff --git a/core/java/android/os/IPowerManager.aidl b/core/java/android/os/IPowerManager.aidl
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index 26eb7f169a0..d6051d0db74 100644
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--- a/core/java/android/os/IPowerManager.aidl
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+++ b/core/java/android/os/IPowerManager.aidl
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@@ -75,4 +75,7 @@ interface IPowerManager
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void setKeyboardLight(boolean on, int key);
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void wakeUpWithProximityCheck(long time, String reason, String opPackageName);
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+
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+ boolean isReducedResolution();
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+ boolean setReducedResolution(boolean mode);
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}
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diff --git a/core/java/android/os/PowerManager.java b/core/java/android/os/PowerManager.java
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index 5c8effec0ed..8c1d2fdf65b 100644
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--- a/core/java/android/os/PowerManager.java
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+++ b/core/java/android/os/PowerManager.java
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@@ -988,6 +988,38 @@ public final class PowerManager {
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}
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}
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+ /**
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+ * Returns true if the WindowManager is running at a reduced resolution
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+ *
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+ * @return Returns true if WindowManager is set to a reduced resolution, else false.
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+ *
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+ * @hide
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+ */
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+ public boolean isReducedResolution() {
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+ try {
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+ return mService.isReducedResolution();
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+ } catch (RemoteException e) {
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+ throw e.rethrowFromSystemServer();
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+ }
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+ }
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+
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+ /**
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+ * Set the reduced resolution mode
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+ *
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+ * @return True if the set was allowed.
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+ *
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+ * @see #isReducedResolution()
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+ *
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+ * @hide
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+ */
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+ public boolean setReducedResolution(boolean mode) {
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+ try {
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+ return mService.setReducedResolution(mode);
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+ } catch (RemoteException e) {
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+ throw e.rethrowFromSystemServer();
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+ }
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+ }
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+
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/**
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* Returns true if the device is currently in idle mode. This happens when a device
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* has been sitting unused and unmoving for a sufficiently long period of time, so that
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diff --git a/core/java/android/os/PowerManagerInternal.java b/core/java/android/os/PowerManagerInternal.java
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index bbafb5662cd..e0c71a044a5 100644
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--- a/core/java/android/os/PowerManagerInternal.java
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+++ b/core/java/android/os/PowerManagerInternal.java
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@@ -173,6 +173,8 @@ public abstract class PowerManagerInternal {
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public abstract boolean setPowerSaveMode(boolean mode);
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+ public abstract boolean setReducedResolution(boolean mode);
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+
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public abstract void setFeature(int featureId, int data);
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public abstract int getFeature(int featureId);
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diff --git a/services/core/java/com/android/server/power/PowerManagerService.java b/services/core/java/com/android/server/power/PowerManagerService.java
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index 55d0809ee4e..33cb0a93bb7 100644
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--- a/services/core/java/com/android/server/power/PowerManagerService.java
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+++ b/services/core/java/com/android/server/power/PowerManagerService.java
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@@ -29,6 +29,7 @@ import android.content.IntentFilter;
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import android.content.pm.PackageManager;
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import android.content.res.Resources;
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import android.database.ContentObserver;
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+import android.graphics.Point;
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import android.hardware.Sensor;
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import android.hardware.SensorEvent;
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import android.hardware.SensorEventListener;
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@@ -49,6 +50,7 @@ import android.os.PowerManager;
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import android.os.PowerManagerInternal;
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import android.os.Process;
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import android.os.RemoteException;
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+import android.os.ServiceManager;
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import android.os.SystemClock;
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import android.os.SystemProperties;
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import android.os.Trace;
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@@ -67,6 +69,7 @@ import android.util.Slog;
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import android.util.SparseIntArray;
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import android.util.TimeUtils;
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import android.view.Display;
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+import android.view.IWindowManager;
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import android.view.WindowManagerPolicy;
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import com.android.internal.app.IAppOpsService;
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@@ -203,6 +206,7 @@ public final class PowerManagerService extends SystemService
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private final Context mContext;
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private final ServiceThread mHandlerThread;
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private final PowerManagerHandler mHandler;
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+ private IWindowManager mWm;
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private LightsManager mLightsManager;
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private BatteryManagerInternal mBatteryManagerInternal;
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@@ -2658,6 +2662,60 @@ public final class PowerManagerService extends SystemService
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}
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}
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+ private boolean isReducedResolutionInternal() {
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+ synchronized (mLock) {
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+ try {
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+ Point initialSize = new Point();
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+ Point baseSize = new Point();
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+
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+ mWm = IWindowManager.Stub.asInterface(ServiceManager.checkService(
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+ Context.WINDOW_SERVICE));
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+
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+ mWm.getInitialDisplaySize(Display.DEFAULT_DISPLAY, initialSize);
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+ mWm.getBaseDisplaySize(Display.DEFAULT_DISPLAY, baseSize);
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+
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+ return !initialSize.equals(baseSize);
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+ } catch (RemoteException e) {
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+ throw e.rethrowFromSystemServer();
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+ }
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+ }
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+ }
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+
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+ private boolean setReducedResolutionInternal(boolean mode) {
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+ synchronized (mLock) {
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+ try {
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+ mWm = IWindowManager.Stub.asInterface(ServiceManager.checkService(
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+ Context.WINDOW_SERVICE));
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+ if (mode) {
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+ Point initialSize = new Point();
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+ mWm.getInitialDisplaySize(Display.DEFAULT_DISPLAY, initialSize);
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+
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+ Point newSize;
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+
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+ if (initialSize.x == 1440 && initialSize.y == 2560) {//16:9
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+ newSize = new Point(1080, 1920);//.75
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+ } else if(initialSize.x == 1200 && initialSize.y == 1920) {//16:10
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+ newSize = new Point(900, 1440);//.75
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+ } else if(initialSize.x == 1080 && initialSize.y == 1920) {//16:9
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+ newSize = new Point(720, 1280);//.50
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+ } else if(initialSize.x == 768 && initialSize.y == 1280) {//5:3
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+ newSize = new Point(576, 960);//.75
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+ } else {
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+ return false;
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+ }
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+
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+ mWm.setForcedDisplaySize(Display.DEFAULT_DISPLAY, newSize.x, newSize.y);
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+ return isReducedResolutionInternal();
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+ } else {
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+ mWm.clearForcedDisplaySize(Display.DEFAULT_DISPLAY);
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+ return !isReducedResolutionInternal();
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+ }
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+ } catch (RemoteException e) {
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+ throw e.rethrowFromSystemServer();
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+ }
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+ }
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+ }
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+
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boolean isDeviceIdleModeInternal() {
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synchronized (mLock) {
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return mDeviceIdleMode;
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@@ -3833,6 +3891,28 @@ public final class PowerManagerService extends SystemService
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}
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}
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+ @Override // Binder call
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+ public boolean isReducedResolution() {
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+ final long ident = Binder.clearCallingIdentity();
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+ try {
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+ return isReducedResolutionInternal();
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+ } finally {
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+ Binder.restoreCallingIdentity(ident);
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+ }
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+ }
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+
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+ @Override // Binder call
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+ public boolean setReducedResolution(boolean mode) {
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+ mContext.enforceCallingOrSelfPermission(
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+ android.Manifest.permission.DEVICE_POWER, null);
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+ final long ident = Binder.clearCallingIdentity();
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+ try {
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+ return setReducedResolutionInternal(mode);
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+ } finally {
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+ Binder.restoreCallingIdentity(ident);
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+ }
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+ }
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+
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@Override // Binder call
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public boolean isDeviceIdleMode() {
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final long ident = Binder.clearCallingIdentity();
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@@ -4214,6 +4294,11 @@ public final class PowerManagerService extends SystemService
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return setLowPowerModeInternal(mode);
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}
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+ @Override
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+ public boolean setReducedResolution(boolean mode) {
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+ return setReducedResolutionInternal(mode);
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+ }
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+
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@Override
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public int getFeature(int featureId) {
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return nativeGetFeature(featureId);
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--
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2.14.2
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