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Commit 9e23ff5c authored by Oleg Blinnikov's avatar Oleg Blinnikov
Browse files

Do not scale Letterbox Inner bounds

getLetterboxInnerBounds is assumed to return unscaled bounds,
just like getLetterboxOuterBounds. This CL fixes this behaviour
in getLetterboxInnerBounds by applying scaling only in
getCropBoundsIfNeeded, and never in adjustBoundsForTaskbar.

Bug: 269030028
Test: atest SizeCompatTests
Change-Id: I697e246bedced19009af24d0b7e81fc3d8f9a48c
parent c573766a
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+9 −10
Original line number Diff line number Diff line
@@ -648,10 +648,9 @@ final class LetterboxUiController {
        if (mLetterbox != null) {
            outBounds.set(mLetterbox.getInnerFrame());
            final WindowState w = mActivityRecord.findMainWindow();
            if (w == null) {
                return;
            if (w != null) {
                adjustBoundsForTaskbar(w, outBounds);
            }
            adjustBoundsIfNeeded(w, outBounds);
        } else {
            outBounds.setEmpty();
        }
@@ -1086,7 +1085,12 @@ final class LetterboxUiController {
        // It is important to call {@link #adjustBoundsIfNeeded} before {@link cropBounds.offsetTo}
        // because taskbar bounds used in {@link #adjustBoundsIfNeeded}
        // are in screen coordinates
        adjustBoundsIfNeeded(mainWindow, cropBounds);
        adjustBoundsForTaskbar(mainWindow, cropBounds);

        final float scale = mainWindow.mInvGlobalScale;
        if (scale != 1f && scale > 0f) {
            cropBounds.scale(scale);
        }

        // ActivityRecord bounds are in screen coordinates while (0,0) for activity's surface
        // control is in the top left corner of an app window so offsetting bounds
@@ -1139,7 +1143,7 @@ final class LetterboxUiController {
        return null;
    }

    private void adjustBoundsIfNeeded(final WindowState mainWindow, final Rect bounds) {
    private void adjustBoundsForTaskbar(final WindowState mainWindow, final Rect bounds) {
        // Rounded corners should be displayed above the taskbar. When taskbar is hidden,
        // an insets frame is equal to a navigation bar which shouldn't affect position of
        // rounded corners since apps are expected to handle navigation bar inset.
@@ -1153,11 +1157,6 @@ final class LetterboxUiController {
            // Rounded corners should be displayed above the expanded taskbar.
            bounds.bottom = Math.min(bounds.bottom, expandedTaskbarOrNull.getFrame().top);
        }

        final float scale = mainWindow.mInvGlobalScale;
        if (scale != 1f && scale > 0f) {
            bounds.scale(scale);
        }
    }

    private int getInsetsStateCornerRadius(
+59 −0
Original line number Diff line number Diff line
@@ -1433,6 +1433,65 @@ public class SizeCompatTests extends WindowTestsBase {
                activity.getBounds().width(), 0.5);
    }

    @Test
    public void testGetLetterboxInnerBounds_noScalingApplied() {
        // Set up a display in portrait and ignoring orientation request.
        final int dw = 1400;
        final int dh = 2800;
        setUpDisplaySizeWithApp(dw, dh);
        mActivity.mDisplayContent.setIgnoreOrientationRequest(true /* ignoreOrientationRequest */);

        // Rotate display to landscape.
        rotateDisplay(mActivity.mDisplayContent, ROTATION_90);

        // Portrait fixed app without max aspect.
        prepareUnresizable(mActivity, 0, SCREEN_ORIENTATION_LANDSCAPE);

        // Need a window to call adjustBoundsForTaskbar with.
        addWindowToActivity(mActivity);

        // App should launch in fullscreen.
        assertFalse(mActivity.isLetterboxedForFixedOrientationAndAspectRatio());
        assertFalse(mActivity.inSizeCompatMode());

        // Activity inherits max bounds from TaskDisplayArea.
        assertMaxBoundsInheritDisplayAreaBounds();

        // Rotate display to portrait.
        rotateDisplay(mActivity.mDisplayContent, ROTATION_0);

        final Rect rotatedDisplayBounds = new Rect(mActivity.mDisplayContent.getBounds());
        final Rect rotatedActivityBounds = new Rect(mActivity.getBounds());
        assertTrue(rotatedDisplayBounds.width() < rotatedDisplayBounds.height());

        // App should be in size compat.
        assertFalse(mActivity.isLetterboxedForFixedOrientationAndAspectRatio());
        assertScaled();
        assertThat(mActivity.inSizeCompatMode()).isTrue();
        assertActivityMaxBoundsSandboxed();


	final int scale = dh / dw;

        // App bounds should be dh / scale x dw / scale
        assertEquals(dw, rotatedDisplayBounds.width());
        assertEquals(dh, rotatedDisplayBounds.height());

        assertEquals(dh / scale, rotatedActivityBounds.width());
        assertEquals(dw / scale, rotatedActivityBounds.height());

        // Compute the frames of the window and invoke {@link ActivityRecord#layoutLetterbox}.
        mActivity.mRootWindowContainer.performSurfacePlacement();

        LetterboxDetails letterboxDetails = mActivity.mLetterboxUiController.getLetterboxDetails();

        assertEquals(dh / scale, letterboxDetails.getLetterboxInnerBounds().width());
        assertEquals(dw / scale, letterboxDetails.getLetterboxInnerBounds().height());

        assertEquals(dw, letterboxDetails.getLetterboxFullBounds().width());
        assertEquals(dh, letterboxDetails.getLetterboxFullBounds().height());
    }

    @Test
    public void testLaunchWithFixedRotationTransform() {
        final int dw = 1000;