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Code Issues Packages Projects Releases Wiki Activity

Separating refresh rate tracking to a separate class

Browse Source 
Bug: 221961069
Test: Presubmit
Change-Id: I04091ebc9f3d88d2dbbde1bf0d5390c815e026d1
This commit is contained in:
Sunny Goyal
2022-02-28 17:12:27 -08:00
parent c1d401d1fa
commit 6bc4257d86
14 changed files with 98 additions and 56 deletions
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43
src/com/android/launcher3/util/DisplayController.java
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@@ -20,7 +20,6 @@ import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION;
import static com.android.launcher3.Utilities.dpiFromPx;
import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
import static com.android.launcher3.util.WindowManagerCompat.MIN_TABLET_WIDTH;
import static java.util.Collections.emptyMap;
@@ -34,7 +33,6 @@ import android.content.IntentFilter;
import android.content.res.Configuration;
import android.graphics.Point;
import android.hardware.display.DisplayManager;
import android.hardware.display.DisplayManager.DisplayListener;
import android.os.Build;
import android.text.TextUtils;
import android.util.ArrayMap;
@@ -44,7 +42,6 @@ import android.view.Display;
import androidx.annotation.AnyThread;
import androidx.annotation.UiThread;
import androidx.annotation.WorkerThread;
import com.android.launcher3.Utilities;
import com.android.launcher3.uioverrides.ApiWrapper;
@@ -58,7 +55,7 @@ import java.util.Set;
* Utility class to cache properties of default display to avoid a system RPC on every call.
*/
@SuppressLint("NewApi")
public class DisplayController implements DisplayListener, ComponentCallbacks, SafeCloseable {
public class DisplayController implements ComponentCallbacks, SafeCloseable {
private static final String TAG = "DisplayController";
@@ -102,7 +99,6 @@ public class DisplayController implements DisplayListener, ComponentCallbacks, S
}
mInfo = new Info(getDisplayInfoContext(display), display,
getInternalDisplays(mDM), emptyMap());
mDM.registerDisplayListener(this, UI_HELPER_EXECUTOR.getHandler());
}
private static ArrayMap<String, PortraitSize> getInternalDisplays(
@@ -128,35 +124,6 @@ public class DisplayController implements DisplayListener, ComponentCallbacks, S
} else {
// TODO: unregister broadcast receiver
}
mDM.unregisterDisplayListener(this);
}
@Override
public final void onDisplayAdded(int displayId) { }
@Override
public final void onDisplayRemoved(int displayId) { }
@WorkerThread
@Override
public final void onDisplayChanged(int displayId) {
if (displayId != DEFAULT_DISPLAY) {
return;
}
Display display = mDM.getDisplay(DEFAULT_DISPLAY);
if (display == null) {
return;
}
if (Utilities.ATLEAST_S) {
// Only update refresh rate. Everything else comes from component callbacks
mInfo.mSingleFrameMs = getSingleFrameMs(display);
return;
}
handleInfoChange(display);
}
public static int getSingleFrameMs(Context context) {
return INSTANCE.get(context).getInfo().mSingleFrameMs;
}
/**
@@ -287,8 +254,6 @@ public class DisplayController implements DisplayListener, ComponentCallbacks, S
public static class Info {
private int mSingleFrameMs;
// Configuration properties
public final int rotation;
public final float fontScale;
@@ -318,7 +283,6 @@ public class DisplayController implements DisplayListener, ComponentCallbacks, S
densityDpi = config.densityDpi;
mScreenSizeDp = new PortraitSize(config.screenHeightDp, config.screenWidthDp);
mSingleFrameMs = getSingleFrameMs(display);
currentSize = new Point();
display.getRealSize(currentSize);
@@ -400,9 +364,4 @@ public class DisplayController implements DisplayListener, ComponentCallbacks, S
return Objects.hash(width, height);
}
}
private static int getSingleFrameMs(Display display) {
float refreshRate = display.getRefreshRate();
return refreshRate > 0 ? (int) (1000 / refreshRate) : 16;
}
}