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Commit 44aed9fe authored by Tom Giordano's avatar Tom Giordano Committed by Abhisek Devkota
Browse files

framework: fix screenshot and rotation animation for devices with abnormal hw rotation 

port foreward from cm10.1:
https://github.com/CyanogenMod/android_frameworks_base/commit/ac555b9ca9a76d13a26fc9ea40980fe57258761b#diff-d6f7bba268a742c91252cc9e64e2381a

Change-Id: I14b6e2403b9be345a1a591138f8a3a12ca8e4f89
parent 8348851b

packages/SystemUI/src/com/android/systemui/screenshot/GlobalScreenshot.java

+9 −1
Original line number Diff line number Diff line
@@ -391,6 +391,8 @@ class GlobalScreenshot { 


    private MediaActionSound mCameraSound;



    private final int mSfHwRotation;





    /**

     * @param context everything needs a context :(
@@ -457,6 +459,9 @@ class GlobalScreenshot { 
        // Setup the Camera shutter sound

        mCameraSound = new MediaActionSound();

        mCameraSound.load(MediaActionSound.SHUTTER_CLICK);



        // Load hardware rotation from prop

        mSfHwRotation = android.os.SystemProperties.getInt("ro.sf.hwrotation",0) / 90;

    }



    /**
@@ -500,7 +505,10 @@ class GlobalScreenshot { 
        // only in the natural orientation of the device :!)

        mDisplay.getRealMetrics(mDisplayMetrics);

        float[] dims = {mDisplayMetrics.widthPixels, mDisplayMetrics.heightPixels};

        float degrees = getDegreesForRotation(mDisplay.getRotation());

        int rot = mDisplay.getRotation();

        // Allow for abnormal hardware orientation

        rot = (rot + mSfHwRotation) % 4;

        float degrees = getDegreesForRotation(rot);

        boolean requiresRotation = (degrees > 0);

        if (requiresRotation) {

            // Get the dimensions of the device in its native orientation

services/core/java/com/android/server/wm/ScreenRotationAnimation.java

+21 −7
Original line number Diff line number Diff line
@@ -55,6 +55,7 @@ class ScreenRotationAnimation { 
    BlackFrame mExitingBlackFrame;

    BlackFrame mEnteringBlackFrame;

    int mWidth, mHeight;

    int mSnapshotRotation;



    int mOriginalRotation;

    int mOriginalWidth, mOriginalHeight;
@@ -226,6 +227,9 @@ class ScreenRotationAnimation { 
            originalWidth = displayInfo.logicalWidth;

            originalHeight = displayInfo.logicalHeight;

        }

        // Allow for abnormal hardware orientation

        mSnapshotRotation = (4 - android.os.SystemProperties.getInt("ro.sf.hwrotation",0) / 90) % 4;

        if (mSnapshotRotation == Surface.ROTATION_0 || mSnapshotRotation == Surface.ROTATION_180) {

            if (originalRotation == Surface.ROTATION_90

                 || originalRotation == Surface.ROTATION_270) {

                mWidth = originalHeight;
@@ -234,6 +238,16 @@ class ScreenRotationAnimation { 
                mWidth = originalWidth;

                mHeight = originalHeight;

            }

        } else {

            if (originalRotation == Surface.ROTATION_90

                || originalRotation == Surface.ROTATION_270) {

                mWidth = originalWidth;

                mHeight = originalHeight;

            } else {

                mWidth = originalHeight;

                mHeight = originalWidth;

            }

        }



        mOriginalRotation = originalRotation;

        mOriginalWidth = originalWidth;
@@ -363,7 +377,7 @@ class ScreenRotationAnimation { 
        // Compute the transformation matrix that must be applied

        // to the snapshot to make it stay in the same original position

        // with the current screen rotation.

        int delta = deltaRotation(rotation, Surface.ROTATION_0);

        int delta = deltaRotation(rotation, mSnapshotRotation);

        createRotationMatrix(delta, mWidth, mHeight, mSnapshotInitialMatrix);



        if (DEBUG_STATE) Slog.v(TAG, "**** ROTATION: " + delta);

services/core/java/com/android/server/wm/WindowManagerService.java

+8 −0
Original line number Diff line number Diff line
@@ -308,6 +308,8 @@ public class WindowManagerService extends IWindowManager.Stub 


    final private KeyguardDisableHandler mKeyguardDisableHandler;



    private final int mSfHwRotation;



    final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {

        @Override

        public void onReceive(Context context, Intent intent) {
@@ -897,6 +899,9 @@ public class WindowManagerService extends IWindowManager.Stub 
            SurfaceControl.closeTransaction();

        }



        // Load hardware rotation from prop

        mSfHwRotation = android.os.SystemProperties.getInt("ro.sf.hwrotation",0) / 90;



        showCircularDisplayMaskIfNeeded();

        showEmulatorDisplayOverlayIfNeeded();

    }
@@ -6148,6 +6153,9 @@ public class WindowManagerService extends IWindowManager.Stub 


                // The screenshot API does not apply the current screen rotation.

                rot = getDefaultDisplayContentLocked().getDisplay().getRotation();

                // Allow for abnormal hardware orientation

                rot = (rot + mSfHwRotation) % 4;





                if (rot == Surface.ROTATION_90 || rot == Surface.ROTATION_270) {

                    rot = (rot == Surface.ROTATION_90) ? Surface.ROTATION_270 : Surface.ROTATION_90;