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Dual hand typing
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@keianhzo
keianhzo committed Mar 12, 2020
1 parent dbb8ed3 commit 0d06f72
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Showing 10 changed files with 225 additions and 76 deletions.
12 changes: 7 additions & 5 deletions app/src/common/shared/org/mozilla/vrbrowser/VRBrowserActivity.java
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Original file line number Diff line number Diff line change
Expand Up @@ -807,7 +807,7 @@ void dispatchCreateWidgetLayer(final int aHandle, final Surface aSurface, final

@Keep
@SuppressWarnings("unused")
void handleMotionEvent(final int aHandle, final int aDevice, final boolean aPressed, final float aX, final float aY) {
void handleMotionEvent(final int aHandle, final int aDevice, final boolean aFocused, final boolean aPressed, final float aX, final float aY) {
runOnUiThread(() -> {
Widget widget = mWidgets.get(aHandle);
if (!isWidgetInputEnabled(widget)) {
Expand All @@ -819,12 +819,14 @@ void handleMotionEvent(final int aHandle, final int aDevice, final boolean aPres
final float y = aY / scale;

if (widget == null) {
MotionEventGenerator.dispatch(mRootWidget, aDevice, aPressed, x, y);
MotionEventGenerator.dispatch(mRootWidget, aDevice, aFocused, aPressed, x, y);

} else if (widget.getBorderWidth() > 0) {
final int border = widget.getBorderWidth();
MotionEventGenerator.dispatch(widget, aDevice, aPressed, x - border, y - border);
MotionEventGenerator.dispatch(widget, aDevice, aFocused, aPressed, x - border, y - border);

} else {
MotionEventGenerator.dispatch(widget, aDevice, aPressed, x, y);
MotionEventGenerator.dispatch(widget, aDevice, aFocused, aPressed, x, y);
}
});
}
Expand All @@ -839,7 +841,7 @@ void handleScrollEvent(final int aHandle, final int aDevice, final float aX, fin
}
if (widget != null) {
float scrollDirection = mSettings.getScrollDirection() == 0 ? 1.0f : -1.0f;
MotionEventGenerator.dispatchScroll(widget, aDevice, aX * scrollDirection, aY * scrollDirection);
MotionEventGenerator.dispatchScroll(widget, aDevice, true,aX * scrollDirection, aY * scrollDirection);
} else {
Log.e(LOGTAG, "Failed to find widget for scroll event: " + aHandle);
}
Expand Down
45 changes: 25 additions & 20 deletions app/src/common/shared/org/mozilla/vrbrowser/input/MotionEventGenerator.java
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Original file line number Diff line number Diff line change
Expand Up @@ -7,15 +7,15 @@

import android.os.SystemClock;
import android.util.Log;
import android.view.MotionEvent;
import android.view.InputDevice;
import android.util.SparseArray;
import android.view.InputDevice;
import android.view.MotionEvent;

import org.mozilla.vrbrowser.ui.widgets.KeyboardWidget;
import org.mozilla.vrbrowser.ui.widgets.Widget;
import org.mozilla.vrbrowser.utils.SystemUtils;

import java.util.Arrays;
import java.util.List;

public class MotionEventGenerator {
static final String LOGTAG = SystemUtils.createLogtag(MotionEventGenerator.class);
Expand Down Expand Up @@ -53,11 +53,11 @@ static class Device {
private static SparseArray<Device> devices = new SparseArray<>();


private static void generateEvent(Widget aWidget, Device aDevice, int aAction, boolean aGeneric) {
generateEvent(aWidget, aDevice, aAction, aGeneric, aDevice.mCoords);
private static void generateEvent(Widget aWidget, Device aDevice, boolean aFocused, int aAction, boolean aGeneric) {
generateEvent(aWidget, aDevice, aFocused, aAction, aGeneric, aDevice.mCoords);
}

private static void generateEvent(Widget aWidget, Device aDevice, int aAction, boolean aGeneric, MotionEvent.PointerCoords[] aCoords) {
private static void generateEvent(Widget aWidget, Device aDevice, boolean aFocused, int aAction, boolean aGeneric, MotionEvent.PointerCoords[] aCoords) {
MotionEvent event = MotionEvent.obtain(
/*mDownTime*/ aDevice.mDownTime,
/*eventTime*/ SystemClock.uptimeMillis(),
Expand All @@ -69,19 +69,24 @@ private static void generateEvent(Widget aWidget, Device aDevice, int aAction, b
/*buttonState*/ 0,
/*xPrecision*/ 0,
/*yPrecision*/ 0,
/*deviceId*/ 0, // aDevice.mDevice,
/*deviceId*/ aDevice.mDevice,
/*edgeFlags*/ 0,
/*source*/ InputDevice.SOURCE_TOUCHSCREEN,
/*flags*/ 0);
if (aGeneric) {
aWidget.handleHoverEvent(event);
if (aWidget instanceof KeyboardWidget) {
aWidget.handleHoverEvent(event);

} else if (aFocused) {
aWidget.handleHoverEvent(event);
}
} else {
aWidget.handleTouchEvent(event);
}
event.recycle();
}

public static void dispatch(Widget aWidget, int aDevice, boolean aPressed, float aX, float aY) {
public static void dispatch(Widget aWidget, int aDevice, boolean aFocused, boolean aPressed, float aX, float aY) {
Device device = devices.get(aDevice);
if (device == null) {
device = new Device(aDevice);
Expand All @@ -99,41 +104,41 @@ public static void dispatch(Widget aWidget, int aDevice, boolean aPressed, float
}
if (!aPressed && (device.mPreviousWidget != null) && (device.mPreviousWidget != aWidget)) {
if (device.mWasPressed) {
generateEvent(device.mPreviousWidget, device, MotionEvent.ACTION_CANCEL, false);
generateEvent(device.mPreviousWidget, device, aFocused, MotionEvent.ACTION_CANCEL, false);
device.mWasPressed = false;
}
generateEvent(device.mPreviousWidget, device, MotionEvent.ACTION_HOVER_EXIT, true, device.mMouseOutCoords);
generateEvent(device.mPreviousWidget, device, aFocused, MotionEvent.ACTION_HOVER_EXIT, true, device.mMouseOutCoords);
device.mPreviousWidget = null;
}
if (aWidget == null) {
device.mPreviousWidget = null;
return;
}
if (aWidget != device.mPreviousWidget && !aPressed) {
generateEvent(aWidget, device, MotionEvent.ACTION_HOVER_ENTER, true);
generateEvent(aWidget, device, aFocused, MotionEvent.ACTION_HOVER_ENTER, true);
}
if (aPressed && !device.mWasPressed) {
device.mDownTime = SystemClock.uptimeMillis();
device.mWasPressed = true;
generateEvent(aWidget, device, MotionEvent.ACTION_HOVER_EXIT, true);
generateEvent(aWidget, device, MotionEvent.ACTION_DOWN, false);
generateEvent(aWidget, device, aFocused, MotionEvent.ACTION_HOVER_EXIT, true);
generateEvent(aWidget, device, aFocused, MotionEvent.ACTION_DOWN, false);
device.mTouchStartWidget = aWidget;
} else if (!aPressed && device.mWasPressed) {
device.mWasPressed = false;
generateEvent(device.mTouchStartWidget, device, MotionEvent.ACTION_UP, false);
generateEvent(aWidget, device, MotionEvent.ACTION_HOVER_ENTER, true);
generateEvent(device.mTouchStartWidget, device, aFocused, MotionEvent.ACTION_UP, false);
generateEvent(aWidget, device, aFocused, MotionEvent.ACTION_HOVER_ENTER, true);
} else if (moving && aPressed) {
generateEvent(aWidget, device, MotionEvent.ACTION_MOVE, false);
generateEvent(aWidget, device, aFocused, MotionEvent.ACTION_MOVE, false);
} else if (moving) {
generateEvent(aWidget, device, MotionEvent.ACTION_HOVER_MOVE, true);
generateEvent(aWidget, device, aFocused, MotionEvent.ACTION_HOVER_MOVE, true);
} else {
Log.e("VRB", "Unknown touch event action");
return;
}
device.mPreviousWidget = aWidget;
}

public static void dispatchScroll(Widget aWidget, int aDevice, float aX, float aY) {
public static void dispatchScroll(Widget aWidget, int aDevice, boolean aFocused, float aX, float aY) {
Device device = devices.get(aDevice);
if (device == null) {
device = new Device(aDevice);
Expand All @@ -142,7 +147,7 @@ public static void dispatchScroll(Widget aWidget, int aDevice, float aX, float a
device.mPreviousWidget = aWidget;
device.mCoords[0].setAxisValue(MotionEvent.AXIS_VSCROLL, aY);
device.mCoords[0].setAxisValue(MotionEvent.AXIS_HSCROLL, aX);
generateEvent(aWidget, device, MotionEvent.ACTION_SCROLL, true);
generateEvent(aWidget, device, aFocused, MotionEvent.ACTION_SCROLL, true);
device.mCoords[0].setAxisValue(MotionEvent.AXIS_VSCROLL, 0.0f);
device.mCoords[0].setAxisValue(MotionEvent.AXIS_HSCROLL, 0.0f);
}
Expand Down
33 changes: 26 additions & 7 deletions app/src/common/shared/org/mozilla/vrbrowser/ui/views/CustomKeyboardView.java
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Original file line number Diff line number Diff line change
Expand Up @@ -214,7 +214,7 @@ public interface OnKeyboardActionListener {
private int mLastCodeY;
private int mCurrentKey = NOT_A_KEY;
// Fork
private int mHoveredKey = NOT_A_KEY;
private int[] mHoveredKey = new int[2];
private int mDownKey = NOT_A_KEY;
private long mLastKeyTime;
private long mCurrentKeyTime;
Expand Down Expand Up @@ -344,6 +344,8 @@ public CustomKeyboardView(Context context, AttributeSet attrs, int defStyleAttr,
mShadowColor = 0;
mShadowRadius = 0;
mBackgroundDimAmount = 0.5f;
mHoveredKey[0] = NOT_A_KEY;
mHoveredKey[1] = NOT_A_KEY;

mPreviewPopup = new PopupWindow(context);
if (previewLayout != 0) {
Expand Down Expand Up @@ -757,7 +759,7 @@ private void onBufferDraw() {
int[] drawableState = key.getCurrentDrawableState();

if (((CustomKeyboard)mKeyboard).isKeyEnabled(i)) {
if (mHoveredKey == i && !key.pressed) {
if ((mHoveredKey[0] == i || mHoveredKey[1] == i) && !key.pressed) {
// Fork: implement hovered key
drawableState = KEY_STATE_HOVERED;
}
Expand Down Expand Up @@ -1144,6 +1146,8 @@ private void sendAccessibilityEventForUnicodeCharacter(int eventType, int code)
* @see #invalidateKey(int)
*/
public void invalidateAllKeys() {
mHoveredKey[0] = NOT_A_KEY;
mHoveredKey[1] = NOT_A_KEY;
mDirtyRect.union(0, 0, getWidth(), getHeight());
mDrawPending = true;
invalidate();
Expand Down Expand Up @@ -1259,17 +1263,32 @@ public boolean onHoverEvent(MotionEvent event) {
keyIndex = getKeyIndices(touchX, touchY, null);
}

int prevHovered = mHoveredKey;
mHoveredKey = keyIndex;
if (mHoveredKey != NOT_A_KEY && prevHovered != mHoveredKey) {
invalidateKey(mHoveredKey);
int prevHovered = mHoveredKey[event.getDeviceId()];
mHoveredKey[event.getDeviceId()] = keyIndex;
if (mHoveredKey[event.getDeviceId()] != NOT_A_KEY && prevHovered != mHoveredKey[event.getDeviceId()]) {
invalidateKey(mHoveredKey[event.getDeviceId()]);
}
if (prevHovered != NOT_A_KEY && prevHovered != mHoveredKey) {
if (prevHovered != NOT_A_KEY && prevHovered != mHoveredKey[event.getDeviceId()]) {
invalidateKey(prevHovered);
}
return result;
}

@Override
public void setHovered(boolean hovered) {
if (!hovered) {
mHoveredKey[0] = NOT_A_KEY;
mHoveredKey[1] = NOT_A_KEY;
invalidateAllKeys();
}
super.setHovered(hovered);
}

@Override
public boolean isHovered() {
return mHoveredKey[0] != NOT_A_KEY || mHoveredKey[1] != NOT_A_KEY;
}

public void setFeaturedKeyBackground(int resId, int[] keyCodes) {
mFeaturedKeyBackground = getResources().getDrawable(resId, getContext().getTheme());
mFeaturedKeyCodes.clear();
Expand Down
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