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Commit 30a52c80 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
Browse files

Merge "Fix touch event would be offset by crop"

parents b4049970 d20b2707

libs/gui/tests/EndToEndNativeInputTest.cpp

+8 −0
Original line number Diff line number Diff line
@@ -489,5 +489,13 @@ TEST_F(InputSurfacesTest, transfer_touch_focus) { 
    toSurface->expectMotionEvent(AMOTION_EVENT_ACTION_UP, 1, 1);

    fromSurface->expectNoMotionEvent(AMOTION_EVENT_ACTION_UP);

}



TEST_F(InputSurfacesTest, input_respects_outscreen) {

    std::unique_ptr<InputSurface> surface = makeSurface(100, 100);

    surface->showAt(-1, -1);



    injectTap(0, 0);

    surface->expectTap(1, 1);

}

}

}

services/surfaceflinger/Layer.cpp

+10 −12
Original line number Diff line number Diff line
@@ -2135,7 +2135,7 @@ bool Layer::isRemovedFromCurrentState() const { 
    return mRemovedFromCurrentState;

}



InputWindowInfo Layer::fillInputInfo(const Rect& screenBounds) {

InputWindowInfo Layer::fillInputInfo() {

    InputWindowInfo info = mDrawingState.inputInfo;



    ui::Transform t = getTransform();
@@ -2148,20 +2148,18 @@ InputWindowInfo Layer::fillInputInfo(const Rect& screenBounds) { 
    }



    // Transform layer size to screen space and inset it by surface insets.

    Rect layerBounds = getCroppedBufferSize(getDrawingState());

    Rect layerBounds = getBufferSize(getDrawingState());

    if (!layerBounds.isValid()) {

        layerBounds = getCroppedBufferSize(getDrawingState());

    }

    layerBounds = t.transform(layerBounds);

    layerBounds.inset(info.surfaceInset, info.surfaceInset, info.surfaceInset, info.surfaceInset);



    // Intersect with screen bounds to shrink the frame by the surface insets. The surface insets

    // are not set on the screen bounds directly since the surface inset region may already be

    // cropped by a parent layer.

    Rect frame;

    screenBounds.intersect(layerBounds, &frame);



    info.frameLeft = frame.left;

    info.frameTop = frame.top;

    info.frameRight = frame.right;

    info.frameBottom = frame.bottom;

    // Input coordinate should match the layer bounds.

    info.frameLeft = layerBounds.left;

    info.frameTop = layerBounds.top;

    info.frameRight = layerBounds.right;

    info.frameBottom = layerBounds.bottom;



    // Position the touchable region relative to frame screen location and restrict it to frame

    // bounds.

services/surfaceflinger/Layer.h

+1 −1
Original line number Diff line number Diff line
@@ -773,7 +773,7 @@ public: 
    bool mPendingHWCDestroy{false};

    void setInputInfo(const InputWindowInfo& info);



    InputWindowInfo fillInputInfo(const Rect& screenBounds);

    InputWindowInfo fillInputInfo();

    bool hasInput() const;



protected:

services/surfaceflinger/SurfaceFlinger.cpp

+1 −2
Original line number Diff line number Diff line
@@ -2944,8 +2944,7 @@ void SurfaceFlinger::updateInputWindows() { 
        if (layer->hasInput()) {

            // When calculating the screen bounds we ignore the transparent region since it may

            // result in an unwanted offset.

            inputHandles.add(layer->fillInputInfo(

                    layer->computeScreenBounds(false /* reduceTransparentRegion */)));

            inputHandles.add(layer->fillInputInfo());

        }

    });

    mInputFlinger->setInputWindows(inputHandles);