diff options
Diffstat (limited to 'java/src/com/android/inputmethod/keyboard/PointerTracker.java')
| -rw-r--r-- | java/src/com/android/inputmethod/keyboard/PointerTracker.java | 202 |
1 files changed, 137 insertions, 65 deletions
diff --git a/java/src/com/android/inputmethod/keyboard/PointerTracker.java b/java/src/com/android/inputmethod/keyboard/PointerTracker.java index a1cac3f11..ee4ac950c 100644 --- a/java/src/com/android/inputmethod/keyboard/PointerTracker.java +++ b/java/src/com/android/inputmethod/keyboard/PointerTracker.java @@ -34,6 +34,7 @@ import com.android.inputmethod.latin.InputPointers; import com.android.inputmethod.latin.LatinImeLogger; import com.android.inputmethod.latin.R; import com.android.inputmethod.latin.define.ProductionFlag; +import com.android.inputmethod.latin.settings.Settings; import com.android.inputmethod.latin.utils.CollectionUtils; import com.android.inputmethod.latin.utils.CoordinateUtils; import com.android.inputmethod.latin.utils.ResourceUtils; @@ -63,7 +64,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element { /** * Get KeyboardActionListener object that is used to register key code and so on. - * @return the KeyboardActionListner for this PointerTracker + * @return the KeyboardActionListner for this PointerTracke */ public KeyboardActionListener getKeyboardActionListener(); @@ -87,14 +88,14 @@ public final class PointerTracker implements PointerTrackerQueue.Element { public void dismissKeyPreview(PointerTracker tracker); public void showSlidingKeyInputPreview(PointerTracker tracker); public void dismissSlidingKeyInputPreview(); - public void showGestureTrail(PointerTracker tracker); + public void showGestureTrail(PointerTracker tracker, boolean showsFloatingPreviewText); } public interface TimerProxy { public void startTypingStateTimer(Key typedKey); public boolean isTypingState(); - public void startKeyRepeatTimer(PointerTracker tracker); - public void startLongPressTimer(PointerTracker tracker); + public void startKeyRepeatTimer(PointerTracker tracker, int repeatCount, int delay); + public void startLongPressTimer(PointerTracker tracker, int delay); public void cancelLongPressTimer(); public void startDoubleTapShiftKeyTimer(); public void cancelDoubleTapShiftKeyTimer(); @@ -110,9 +111,9 @@ public final class PointerTracker implements PointerTrackerQueue.Element { @Override public boolean isTypingState() { return false; } @Override - public void startKeyRepeatTimer(PointerTracker tracker) {} + public void startKeyRepeatTimer(PointerTracker tracker, int repeatCount, int delay) {} @Override - public void startLongPressTimer(PointerTracker tracker) {} + public void startLongPressTimer(PointerTracker tracker, int delay) {} @Override public void cancelLongPressTimer() {} @Override @@ -137,6 +138,9 @@ public final class PointerTracker implements PointerTrackerQueue.Element { public final int mTouchNoiseThresholdTime; public final int mTouchNoiseThresholdDistance; public final int mSuppressKeyPreviewAfterBatchInputDuration; + public final int mKeyRepeatStartTimeout; + public final int mKeyRepeatInterval; + public final int mLongPressShiftLockTimeout; public static final PointerTrackerParams DEFAULT = new PointerTrackerParams(); @@ -145,6 +149,9 @@ public final class PointerTracker implements PointerTrackerQueue.Element { mTouchNoiseThresholdTime = 0; mTouchNoiseThresholdDistance = 0; mSuppressKeyPreviewAfterBatchInputDuration = 0; + mKeyRepeatStartTimeout = 0; + mKeyRepeatInterval = 0; + mLongPressShiftLockTimeout = 0; } public PointerTrackerParams(final TypedArray mainKeyboardViewAttr) { @@ -156,6 +163,12 @@ public final class PointerTracker implements PointerTrackerQueue.Element { R.styleable.MainKeyboardView_touchNoiseThresholdDistance, 0); mSuppressKeyPreviewAfterBatchInputDuration = mainKeyboardViewAttr.getInt( R.styleable.MainKeyboardView_suppressKeyPreviewAfterBatchInputDuration, 0); + mKeyRepeatStartTimeout = mainKeyboardViewAttr.getInt( + R.styleable.MainKeyboardView_keyRepeatStartTimeout, 0); + mKeyRepeatInterval = mainKeyboardViewAttr.getInt( + R.styleable.MainKeyboardView_keyRepeatInterval, 0); + mLongPressShiftLockTimeout = mainKeyboardViewAttr.getInt( + R.styleable.MainKeyboardView_longPressShiftLockTimeout, 0); } } @@ -327,11 +340,14 @@ public final class PointerTracker implements PointerTrackerQueue.Element { // the more keys panel currently being shown. equals null if no panel is active. private MoreKeysPanel mMoreKeysPanel; + private static final int MULTIPLIER_FOR_LONG_PRESS_TIMEOUT_IN_SLIDING_INPUT = 3; // true if this pointer is in a sliding key input. boolean mIsInSlidingKeyInput; // true if this pointer is in a sliding key input from a modifier key, // so that further modifier keys should be ignored. boolean mIsInSlidingKeyInputFromModifier; + // if not a NOT_A_CODE, the key of this code is repeating + private int mCurrentRepeatingKeyCode = Constants.NOT_A_CODE; // true if a sliding key input is allowed. private boolean mIsAllowedSlidingKeyInput; @@ -413,6 +429,10 @@ public final class PointerTracker implements PointerTrackerQueue.Element { return sPointerTrackerQueue.isAnyInSlidingKeyInput(); } + public static void cancelAllPointerTrackers() { + sPointerTrackerQueue.cancelAllPointerTrackers(); + } + public static void setKeyboardActionListener(final KeyboardActionListener listener) { final int trackersSize = sTrackers.size(); for (int i = 0; i < trackersSize; ++i) { @@ -460,6 +480,10 @@ public final class PointerTracker implements PointerTrackerQueue.Element { mPointerId = id; mGestureStrokeWithPreviewPoints = new GestureStrokeWithPreviewPoints( id, sGestureStrokeParams, sGesturePreviewParams); + setKeyEventHandler(handler); + } + + private void setKeyEventHandler(final KeyEventHandler handler) { setKeyDetectorInner(handler.getKeyDetector()); mListener = handler.getKeyboardActionListener(); mDrawingProxy = handler.getDrawingProxy(); @@ -467,7 +491,8 @@ public final class PointerTracker implements PointerTrackerQueue.Element { } // Returns true if keyboard has been changed by this callback. - private boolean callListenerOnPressAndCheckKeyboardLayoutChange(final Key key) { + private boolean callListenerOnPressAndCheckKeyboardLayoutChange(final Key key, + final int repeatCount) { // While gesture input is going on, this method should be a no-operation. But when gesture // input has been canceled, <code>sInGesture</code> and <code>mIsDetectingGesture</code> // are set to false. To keep this method is a no-operation, @@ -477,17 +502,17 @@ public final class PointerTracker implements PointerTrackerQueue.Element { } final boolean ignoreModifierKey = mIsInSlidingKeyInput && key.isModifier(); if (DEBUG_LISTENER) { - Log.d(TAG, String.format("[%d] onPress : %s%s%s", mPointerId, + Log.d(TAG, String.format("[%d] onPress : %s%s%s%s", mPointerId, KeyDetector.printableCode(key), ignoreModifierKey ? " ignoreModifier" : "", - key.isEnabled() ? "" : " disabled")); + key.isEnabled() ? "" : " disabled", + repeatCount > 0 ? " repeatCount=" + repeatCount : "")); } if (ignoreModifierKey) { return false; } if (key.isEnabled()) { - mListener.onPressKey(key.mCode, false /* isRepeatKey */, - getActivePointerTrackerCount() == 1); + mListener.onPressKey(key.getCode(), repeatCount, getActivePointerTrackerCount() == 1); final boolean keyboardLayoutHasBeenChanged = mKeyboardLayoutHasBeenChanged; mKeyboardLayoutHasBeenChanged = false; mTimerProxy.startTypingStateTimer(key); @@ -598,10 +623,6 @@ public final class PointerTracker implements PointerTrackerQueue.Element { return mIsInSlidingKeyInput; } - public boolean isInSlidingKeyInputFromModifier() { - return mIsInSlidingKeyInputFromModifier; - } - public Key getKey() { return mCurrentKey; } @@ -749,7 +770,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element { return sPointerTrackerQueue.size(); } - public boolean isOldestTrackerInQueue() { + private boolean isOldestTrackerInQueue() { return sPointerTrackerQueue.getOldestElement() == this; } @@ -757,7 +778,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element { if (sInGesture || !mGestureStrokeWithPreviewPoints.isStartOfAGesture()) { return; } - if (key == null || !Character.isLetter(key.mCode)) { + if (key == null || !Character.isLetter(key.getCode())) { return; } if (DEBUG_LISTENER) { @@ -772,7 +793,9 @@ public final class PointerTracker implements PointerTrackerQueue.Element { dismissAllMoreKeysPanels(); } mTimerProxy.cancelLongPressTimer(); - mDrawingProxy.showGestureTrail(this); + // A gesture floating preview text will be shown at the oldest pointer/finger on the screen. + mDrawingProxy.showGestureTrail( + this, isOldestTrackerInQueue() /* showsFloatingPreviewText */); } public void updateBatchInputByTimer(final long eventTime) { @@ -788,7 +811,9 @@ public final class PointerTracker implements PointerTrackerQueue.Element { if (mIsTrackingForActionDisabled) { return; } - mDrawingProxy.showGestureTrail(this); + // A gesture floating preview text will be shown at the oldest pointer/finger on the screen. + mDrawingProxy.showGestureTrail( + this, isOldestTrackerInQueue() /* showsFloatingPreviewText */); } private void updateBatchInput(final long eventTime) { @@ -829,11 +854,13 @@ public final class PointerTracker implements PointerTrackerQueue.Element { if (mIsTrackingForActionDisabled) { return; } - mDrawingProxy.showGestureTrail(this); + // A gesture floating preview text will be shown at the oldest pointer/finger on the screen. + mDrawingProxy.showGestureTrail( + this, isOldestTrackerInQueue() /* showsFloatingPreviewText */); } private void cancelBatchInput() { - sPointerTrackerQueue.cancelAllPointerTracker(); + cancelAllPointerTrackers(); mIsDetectingGesture = false; if (!sInGesture) { return; @@ -845,8 +872,23 @@ public final class PointerTracker implements PointerTrackerQueue.Element { mListener.onCancelBatchInput(); } - public void processMotionEvent(final int action, final int x, final int y, final long eventTime, - final KeyEventHandler handler) { + public void processMotionEvent(final MotionEvent me, final KeyEventHandler handler) { + final int action = me.getActionMasked(); + final long eventTime = me.getEventTime(); + if (action == MotionEvent.ACTION_MOVE) { + final int pointerCount = me.getPointerCount(); + for (int index = 0; index < pointerCount; index++) { + final int id = me.getPointerId(index); + final PointerTracker tracker = getPointerTracker(id, handler); + final int x = (int)me.getX(index); + final int y = (int)me.getY(index); + tracker.onMoveEvent(x, y, eventTime, me); + } + return; + } + final int index = me.getActionIndex(); + final int x = (int)me.getX(index); + final int y = (int)me.getY(index); switch (action) { case MotionEvent.ACTION_DOWN: case MotionEvent.ACTION_POINTER_DOWN: @@ -856,24 +898,18 @@ public final class PointerTracker implements PointerTrackerQueue.Element { case MotionEvent.ACTION_POINTER_UP: onUpEvent(x, y, eventTime); break; - case MotionEvent.ACTION_MOVE: - onMoveEvent(x, y, eventTime, null); - break; case MotionEvent.ACTION_CANCEL: onCancelEvent(x, y, eventTime); break; } } - public void onDownEvent(final int x, final int y, final long eventTime, + private void onDownEvent(final int x, final int y, final long eventTime, final KeyEventHandler handler) { if (DEBUG_EVENT) { printTouchEvent("onDownEvent:", x, y, eventTime); } - mDrawingProxy = handler.getDrawingProxy(); - mTimerProxy = handler.getTimerProxy(); - setKeyboardActionListener(handler.getKeyboardActionListener()); - setKeyDetectorInner(handler.getKeyDetector()); + setKeyEventHandler(handler); // Naive up-to-down noise filter. final long deltaT = eventTime - mUpTime; if (deltaT < sParams.mTouchNoiseThresholdTime) { @@ -903,7 +939,8 @@ public final class PointerTracker implements PointerTrackerQueue.Element { if (!sShouldHandleGesture) { return; } - // A gesture should start only from a non-modifier key. + // A gesture should start only from a non-modifier key. Note that the gesture detection is + // disabled when the key is repeating. mIsDetectingGesture = (mKeyboard != null) && mKeyboard.mId.isAlphabetKeyboard() && key != null && !key.isModifier(); if (mIsDetectingGesture) { @@ -933,7 +970,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element { // This onPress call may have changed keyboard layout. Those cases are detected at // {@link #setKeyboard}. In those cases, we should update key according to the new // keyboard layout. - if (callListenerOnPressAndCheckKeyboardLayoutChange(key)) { + if (callListenerOnPressAndCheckKeyboardLayoutChange(key, 0 /* repeatCount */)) { key = onDownKey(x, y, eventTime); } @@ -983,7 +1020,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element { } } - public void onMoveEvent(final int x, final int y, final long eventTime, final MotionEvent me) { + private void onMoveEvent(final int x, final int y, final long eventTime, final MotionEvent me) { if (DEBUG_MOVE_EVENT) { printTouchEvent("onMoveEvent:", x, y, eventTime); } @@ -1009,7 +1046,9 @@ public final class PointerTracker implements PointerTrackerQueue.Element { final int translatedY = mMoreKeysPanel.translateY(y); mMoreKeysPanel.onMoveEvent(translatedX, translatedY, mPointerId, eventTime); onMoveKey(x, y); - mDrawingProxy.showSlidingKeyInputPreview(this); + if (mIsInSlidingKeyInputFromModifier) { + mDrawingProxy.showSlidingKeyInputPreview(this); + } return; } onMoveEventInternal(x, y, eventTime); @@ -1021,7 +1060,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element { // at {@link #setKeyboard}. In those cases, we should update key according // to the new keyboard layout. Key key = newKey; - if (callListenerOnPressAndCheckKeyboardLayoutChange(key)) { + if (callListenerOnPressAndCheckKeyboardLayoutChange(key, 0 /* repeatCount */)) { key = onMoveKey(x, y); } onMoveToNewKey(key, x, y); @@ -1039,8 +1078,8 @@ public final class PointerTracker implements PointerTrackerQueue.Element { + " phantom sudden move event (distance=%d) is translated to " + "up[%d,%d,%s]/down[%d,%d,%s] events", mPointerId, getDistance(x, y, lastX, lastY), - lastX, lastY, Constants.printableCode(oldKey.mCode), - x, y, Constants.printableCode(key.mCode))); + lastX, lastY, Constants.printableCode(oldKey.getCode()), + x, y, Constants.printableCode(key.getCode()))); } // TODO: This should be moved to outside of this nested if-clause? if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) { @@ -1062,8 +1101,8 @@ public final class PointerTracker implements PointerTrackerQueue.Element { + " bogus down-move-up event (raidus=%.2f key diagonal) is " + " translated to up[%d,%d,%s]/down[%d,%d,%s] events", mPointerId, radiusRatio, - lastX, lastY, Constants.printableCode(oldKey.mCode), - x, y, Constants.printableCode(key.mCode))); + lastX, lastY, Constants.printableCode(oldKey.getCode()), + x, y, Constants.printableCode(key.getCode()))); } onUpEventInternal(x, y, eventTime); onDownEventInternal(x, y, eventTime); @@ -1071,7 +1110,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element { private void processSildeOutFromOldKey(final Key oldKey) { setReleasedKeyGraphics(oldKey); - callListenerOnRelease(oldKey, oldKey.mCode, true /* withSliding */); + callListenerOnRelease(oldKey, oldKey.getCode(), true /* withSliding */); startSlidingKeyInput(oldKey); mTimerProxy.cancelKeyTimers(); } @@ -1164,10 +1203,12 @@ public final class PointerTracker implements PointerTrackerQueue.Element { slideOutFromOldKey(oldKey, x, y); } } - mDrawingProxy.showSlidingKeyInputPreview(this); + if (mIsInSlidingKeyInputFromModifier) { + mDrawingProxy.showSlidingKeyInputPreview(this); + } } - public void onUpEvent(final int x, final int y, final long eventTime) { + private void onUpEvent(final int x, final int y, final long eventTime) { if (DEBUG_EVENT) { printTouchEvent("onUpEvent :", x, y, eventTime); } @@ -1209,6 +1250,8 @@ public final class PointerTracker implements PointerTrackerQueue.Element { mIsDetectingGesture = false; final Key currentKey = mCurrentKey; mCurrentKey = null; + final int currentRepeatingKeyCode = mCurrentRepeatingKeyCode; + mCurrentRepeatingKeyCode = Constants.NOT_A_CODE; // Release the last pressed key. setReleasedKeyGraphics(currentKey); @@ -1225,7 +1268,7 @@ public final class PointerTracker implements PointerTrackerQueue.Element { if (sInGesture) { if (currentKey != null) { - callListenerOnRelease(currentKey, currentKey.mCode, true /* withSliding */); + callListenerOnRelease(currentKey, currentKey.getCode(), true /* withSliding */); } mayEndBatchInput(eventTime); return; @@ -1234,8 +1277,8 @@ public final class PointerTracker implements PointerTrackerQueue.Element { if (mIsTrackingForActionDisabled) { return; } - if (currentKey != null && currentKey.isRepeatable() && !isInSlidingKeyInput) { - // Repeatable key has been registered in {@link #onDownEventInternal(int,int,long)}. + if (currentKey != null && currentKey.isRepeatable() + && (currentKey.getCode() == currentRepeatingKeyCode) && !isInSlidingKeyInput) { return; } detectAndSendKey(currentKey, mKeyX, mKeyY, eventTime); @@ -1244,12 +1287,12 @@ public final class PointerTracker implements PointerTrackerQueue.Element { } } - public void onShowMoreKeysPanel(final int translatedX, final int translatedY, - final MoreKeysPanel panel) { + public void onShowMoreKeysPanel(final MoreKeysPanel panel) { setReleasedKeyGraphics(mCurrentKey); - final long eventTime = SystemClock.uptimeMillis(); + final int translatedX = panel.translateX(mLastX); + final int translatedY = panel.translateY(mLastY); + panel.onDownEvent(translatedX, translatedY, mPointerId, SystemClock.uptimeMillis()); mMoreKeysPanel = panel; - mMoreKeysPanel.onDownEvent(translatedX, translatedY, mPointerId, eventTime); } @Override @@ -1267,13 +1310,13 @@ public final class PointerTracker implements PointerTrackerQueue.Element { sPointerTrackerQueue.remove(this); } - public void onCancelEvent(final int x, final int y, final long eventTime) { + private void onCancelEvent(final int x, final int y, final long eventTime) { if (DEBUG_EVENT) { printTouchEvent("onCancelEvt:", x, y, eventTime); } cancelBatchInput(); - sPointerTrackerQueue.cancelAllPointerTracker(); + cancelAllPointerTrackers(); sPointerTrackerQueue.releaseAllPointers(eventTime); onCancelEventInternal(); } @@ -1288,16 +1331,6 @@ public final class PointerTracker implements PointerTrackerQueue.Element { } } - private void startRepeatKey(final Key key) { - if (sInGesture) return; - if (key == null) return; - if (!key.isRepeatable()) return; - // Don't start key repeat when we are in sliding input mode. - if (mIsInSlidingKeyInput) return; - detectAndSendKey(key, key.mX, key.mY, SystemClock.uptimeMillis()); - mTimerProxy.startKeyRepeatTimer(this); - } - private boolean isMajorEnoughMoveToBeOnNewKey(final int x, final int y, final long eventTime, final Key newKey) { if (mKeyDetector == null) { @@ -1348,8 +1381,23 @@ public final class PointerTracker implements PointerTrackerQueue.Element { // doesn't have its more keys. (e.g. spacebar, globe key) // We always need to start the long press timer if the key has its more keys regardless of // whether or not we are in the sliding input mode. - if (mIsInSlidingKeyInput && key.mMoreKeys == null) return; - mTimerProxy.startLongPressTimer(this); + if (mIsInSlidingKeyInput && key.getMoreKeys() == null) return; + final int delay; + switch (key.getCode()) { + case Constants.CODE_SHIFT: + delay = sParams.mLongPressShiftLockTimeout; + break; + default: + final int longpressTimeout = Settings.getInstance().getCurrent().mKeyLongpressTimeout; + if (mIsInSlidingKeyInputFromModifier) { + // We use longer timeout for sliding finger input started from the modifier key. + delay = longpressTimeout * MULTIPLIER_FOR_LONG_PRESS_TIMEOUT_IN_SLIDING_INPUT; + } else { + delay = longpressTimeout; + } + break; + } + mTimerProxy.startLongPressTimer(this, delay); } private void detectAndSendKey(final Key key, final int x, final int y, final long eventTime) { @@ -1358,11 +1406,35 @@ public final class PointerTracker implements PointerTrackerQueue.Element { return; } - final int code = key.mCode; + final int code = key.getCode(); callListenerOnCodeInput(key, code, x, y, eventTime); callListenerOnRelease(key, code, false /* withSliding */); } + private void startRepeatKey(final Key key) { + if (sInGesture) return; + if (key == null) return; + if (!key.isRepeatable()) return; + // Don't start key repeat when we are in sliding input mode. + if (mIsInSlidingKeyInput) return; + final int startRepeatCount = 1; + mTimerProxy.startKeyRepeatTimer(this, startRepeatCount, sParams.mKeyRepeatStartTimeout); + } + + public void onKeyRepeat(final int code, final int repeatCount) { + final Key key = getKey(); + if (key == null || key.getCode() != code) { + mCurrentRepeatingKeyCode = Constants.NOT_A_CODE; + return; + } + mCurrentRepeatingKeyCode = code; + mIsDetectingGesture = false; + final int nextRepeatCount = repeatCount + 1; + mTimerProxy.startKeyRepeatTimer(this, nextRepeatCount, sParams.mKeyRepeatInterval); + callListenerOnPressAndCheckKeyboardLayoutChange(key, repeatCount); + callListenerOnCodeInput(key, code, mKeyX, mKeyY, SystemClock.uptimeMillis()); + } + private void printTouchEvent(final String title, final int x, final int y, final long eventTime) { final Key key = mKeyDetector.detectHitKey(x, y); |