nyancrimew/LatinIME
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Move PointerTrackerQueue into PointerTracker

Browse source 
Bug: 4768084
Change-Id: I1be83b38c48147827c871c92e17d37da3aeb0f95
This commit is contained in:
Tadashi G. Takaoka 2011-07-11 15:24:01 -07:00
parent e0d3922ba3
commit 5c73ed628b
3 changed files with 98 additions and 97 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

48
java/src/com/android/inputmethod/keyboard/LatinKeyboardBaseView.java
View file

@ -37,11 +37,9 @@ import com.android.inputmethod.accessibility.AccessibleKeyboardViewProxy;
import com.android.inputmethod.keyboard.PointerTracker.DrawingProxy;
import com.android.inputmethod.keyboard.PointerTracker.TimerProxy;
import com.android.inputmethod.keyboard.internal.MiniKeyboardBuilder;
import com.android.inputmethod.keyboard.internal.PointerTrackerQueue;
import com.android.inputmethod.latin.R;
import com.android.inputmethod.latin.StaticInnerHandlerWrapper;
import java.util.ArrayList;
import java.util.WeakHashMap;
/**
@ -74,11 +72,6 @@ public class LatinKeyboardBaseView extends KeyboardView implements PointerTracke
/** Listener for {@link KeyboardActionListener}. */
private KeyboardActionListener mKeyboardActionListener;
private final ArrayList<PointerTracker> mPointerTrackers = new ArrayList<PointerTracker>();
// TODO: Let the PointerTracker class manage this pointer queue
private final PointerTrackerQueue mPointerQueue;
private final boolean mHasDistinctMultitouch;
private int mOldPointerCount = 1;
private int mOldKeyIndex;
@ -251,7 +244,7 @@ public class LatinKeyboardBaseView extends KeyboardView implements PointerTracke
.hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT);
mKeyRepeatInterval = res.getInteger(R.integer.config_key_repeat_interval);
mPointerQueue = mHasDistinctMultitouch ? new PointerTrackerQueue() : null;
PointerTracker.init(mHasDistinctMultitouch, getContext());
}
public void startIgnoringDoubleTap() {
@ -261,9 +254,7 @@ public class LatinKeyboardBaseView extends KeyboardView implements PointerTracke
public void setKeyboardActionListener(KeyboardActionListener listener) {
mKeyboardActionListener = listener;
for (PointerTracker tracker : mPointerTrackers) {
tracker.setKeyboardActionListener(listener);
}
PointerTracker.setKeyboardActionListener(listener);
}
/**
@ -306,17 +297,15 @@ public class LatinKeyboardBaseView extends KeyboardView implements PointerTracke
@Override
public void setKeyboard(Keyboard keyboard) {
if (getKeyboard() != null) {
dismissAllKeyPreviews();
PointerTracker.dismissAllKeyPreviews();
}
// Remove any pending messages, except dismissing preview
mKeyTimerHandler.cancelKeyTimers();
super.setKeyboard(keyboard);
mKeyDetector.setKeyboard(
keyboard, -getPaddingLeft(), -getPaddingTop() + mVerticalCorrection);
for (PointerTracker tracker : mPointerTrackers) {
tracker.setKeyDetector(mKeyDetector);
}
mKeyDetector.setProximityThreshold(keyboard.getMostCommonKeyWidth());
PointerTracker.setKeyDetector(mKeyDetector);
mPopupPanelCache.clear();
}
@ -345,14 +334,6 @@ public class LatinKeyboardBaseView extends KeyboardView implements PointerTracke
return mKeyDetector.isProximityCorrectionEnabled();
}
// TODO: clean up this method.
private void dismissAllKeyPreviews() {
for (PointerTracker tracker : mPointerTrackers) {
tracker.setReleasedKeyGraphics();
dismissKeyPreview(tracker);
}
}
@Override
public void cancelAllMessages() {
mKeyTimerHandler.cancelAllMessages();
@ -451,29 +432,14 @@ public class LatinKeyboardBaseView extends KeyboardView implements PointerTracke
}
private PointerTracker getPointerTracker(final int id) {
final ArrayList<PointerTracker> pointers = mPointerTrackers;
final KeyboardActionListener listener = mKeyboardActionListener;
// Create pointer trackers until we can get 'id+1'-th tracker, if needed.
for (int i = pointers.size(); i <= id; i++) {
final PointerTracker tracker =
new PointerTracker(i, getContext(), mKeyTimerHandler, mKeyDetector, this,
mPointerQueue);
if (listener != null)
tracker.setKeyboardActionListener(listener);
pointers.add(tracker);
}
return pointers.get(id);
return PointerTracker.getPointerTracker(id, this);
}
public boolean isInSlidingKeyInput() {
if (mPopupPanel != null) {
return true;
} else if (mPointerQueue != null) {
return mPointerQueue.isInSlidingKeyInput();
} else {
return getPointerTracker(0).isInSlidingKeyInput();
return PointerTracker.isAnyInSlidingKeyInput();
}
}
@ -499,7 +465,7 @@ public class LatinKeyboardBaseView extends KeyboardView implements PointerTracke
// Gesture detector must be enabled only when mini-keyboard is not on the screen.
if (mPopupPanel == null && mGestureDetector != null
&& mGestureDetector.onTouchEvent(me)) {
dismissAllKeyPreviews();
PointerTracker.dismissAllKeyPreviews();
mKeyTimerHandler.cancelKeyTimers();
return true;
}

145
java/src/com/android/inputmethod/keyboard/PointerTracker.java
View file

@ -25,6 +25,7 @@ import com.android.inputmethod.latin.LatinImeLogger;
import com.android.inputmethod.latin.R;
import com.android.inputmethod.latin.SubtypeSwitcher;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
@ -77,23 +78,24 @@ public class PointerTracker {
public void cancelKeyTimers();
}
public final int mPointerId;
private static KeyboardSwitcher sKeyboardSwitcher;
private static boolean sConfigSlidingKeyInputEnabled;
// Timing constants
private final int mDelayBeforeKeyRepeatStart;
private final int mLongPressKeyTimeout;
private final int mLongPressShiftKeyTimeout;
private static int sDelayBeforeKeyRepeatStart;
private static int sLongPressKeyTimeout;
private static int sLongPressShiftKeyTimeout;
private static int sTouchNoiseThresholdMillis;
private static int sTouchNoiseThresholdDistanceSquared;
private static final List<PointerTracker> sTrackers = new ArrayList<PointerTracker>();
private static PointerTrackerQueue sPointerTrackerQueue;
public final int mPointerId;
private DrawingProxy mDrawingProxy;
private TimerProxy mTimerProxy;
private final PointerTrackerQueue mPointerTrackerQueue;
private KeyDetector mKeyDetector;
private KeyboardActionListener mListener = EMPTY_LISTENER;
private final KeyboardSwitcher mKeyboardSwitcher;
private final boolean mConfigSlidingKeyInputEnabled;
private final int mTouchNoiseThresholdMillis;
private final int mTouchNoiseThresholdDistanceSquared;
private Keyboard mKeyboard;
private List<Key> mKeys;
@ -123,7 +125,7 @@ public class PointerTracker {
private boolean mIsRepeatableKey;
// true if this pointer is in sliding key input
private boolean mIsInSlidingKeyInput;
boolean mIsInSlidingKeyInput;
// true if sliding key is allowed.
private boolean mIsAllowedSlidingKeyInput;
@ -135,7 +137,7 @@ public class PointerTracker {
// true if this pointer is in sliding language switch
private boolean mIsInSlidingLanguageSwitch;
private int mSpaceKeyIndex;
private final SubtypeSwitcher mSubtypeSwitcher;
private static SubtypeSwitcher sSubtypeSwitcher;
// Empty {@link KeyboardActionListener}
private static final KeyboardActionListener EMPTY_LISTENER = new KeyboardActionListener() {
@ -151,31 +153,72 @@ public class PointerTracker {
public void onCancelInput() {}
};
public PointerTracker(int id, Context context, TimerProxy timerProxy, KeyDetector keyDetector,
DrawingProxy drawingProxy, PointerTrackerQueue queue) {
if (drawingProxy == null || timerProxy == null || keyDetector == null)
throw new NullPointerException();
mPointerId = id;
mDrawingProxy = drawingProxy;
mTimerProxy = timerProxy;
mPointerTrackerQueue = queue; // This is null for non-distinct multi-touch device.
setKeyDetectorInner(keyDetector);
mKeyboardSwitcher = KeyboardSwitcher.getInstance();
public static void init(boolean hasDistinctMultitouch, Context context) {
if (hasDistinctMultitouch) {
sPointerTrackerQueue = new PointerTrackerQueue();
} else {
sPointerTrackerQueue = null;
}
final Resources res = context.getResources();
mConfigSlidingKeyInputEnabled = res.getBoolean(R.bool.config_sliding_key_input_enabled);
mDelayBeforeKeyRepeatStart = res.getInteger(R.integer.config_delay_before_key_repeat_start);
mLongPressKeyTimeout = res.getInteger(R.integer.config_long_press_key_timeout);
mLongPressShiftKeyTimeout = res.getInteger(R.integer.config_long_press_shift_key_timeout);
mTouchNoiseThresholdMillis = res.getInteger(R.integer.config_touch_noise_threshold_millis);
sConfigSlidingKeyInputEnabled = res.getBoolean(R.bool.config_sliding_key_input_enabled);
sDelayBeforeKeyRepeatStart = res.getInteger(R.integer.config_delay_before_key_repeat_start);
sLongPressKeyTimeout = res.getInteger(R.integer.config_long_press_key_timeout);
sLongPressShiftKeyTimeout = res.getInteger(R.integer.config_long_press_shift_key_timeout);
sTouchNoiseThresholdMillis = res.getInteger(R.integer.config_touch_noise_threshold_millis);
final float touchNoiseThresholdDistance = res.getDimension(
R.dimen.config_touch_noise_threshold_distance);
mTouchNoiseThresholdDistanceSquared = (int)(
sTouchNoiseThresholdDistanceSquared = (int)(
touchNoiseThresholdDistance * touchNoiseThresholdDistance);
mSubtypeSwitcher = SubtypeSwitcher.getInstance();
sKeyboardSwitcher = KeyboardSwitcher.getInstance();
sSubtypeSwitcher = SubtypeSwitcher.getInstance();
}
public void setKeyboardActionListener(KeyboardActionListener listener) {
mListener = listener;
public static PointerTracker getPointerTracker(final int id, KeyEventHandler handler) {
final List<PointerTracker> trackers = sTrackers;
// Create pointer trackers until we can get 'id+1'-th tracker, if needed.
for (int i = trackers.size(); i <= id; i++) {
final PointerTracker tracker = new PointerTracker(i, handler);
trackers.add(tracker);
}
return trackers.get(id);
}
public static boolean isAnyInSlidingKeyInput() {
return sPointerTrackerQueue != null ? sPointerTrackerQueue.isAnyInSlidingKeyInput() : false;
}
public static void setKeyboardActionListener(KeyboardActionListener listener) {
for (final PointerTracker tracker : sTrackers) {
tracker.mListener = listener;
}
}
public static void setKeyDetector(KeyDetector keyDetector) {
for (final PointerTracker tracker : sTrackers) {
tracker.setKeyDetectorInner(keyDetector);
// Mark that keyboard layout has been changed.
tracker.mKeyboardLayoutHasBeenChanged = true;
}
}
public static void dismissAllKeyPreviews() {
for (final PointerTracker tracker : sTrackers) {
tracker.setReleasedKeyGraphics();
tracker.dismissKeyPreview();
}
}
public PointerTracker(int id, KeyEventHandler handler) {
if (handler == null)
throw new NullPointerException();
mPointerId = id;
setKeyDetectorInner(handler.getKeyDetector());
mListener = handler.getKeyboardActionListener();
mDrawingProxy = handler.getDrawingProxy();
mTimerProxy = handler.getTimerProxy();
}
// Returns true if keyboard has been changed by this callback.
@ -243,14 +286,6 @@ public class PointerTracker {
mKeyQuarterWidthSquared = keyQuarterWidth * keyQuarterWidth;
}
public void setKeyDetector(KeyDetector keyDetector) {
if (keyDetector == null)
throw new NullPointerException();
setKeyDetectorInner(keyDetector);
// Mark that keyboard layout has been changed.
mKeyboardLayoutHasBeenChanged = true;
}
public boolean isInSlidingKeyInput() {
return mIsInSlidingKeyInput;
}
@ -365,11 +400,11 @@ public class PointerTracker {
setKeyDetectorInner(handler.getKeyDetector());
// Naive up-to-down noise filter.
final long deltaT = eventTime - mUpTime;
if (deltaT < mTouchNoiseThresholdMillis) {
if (deltaT < sTouchNoiseThresholdMillis) {
final int dx = x - mLastX;
final int dy = y - mLastY;
final int distanceSquared = (dx * dx + dy * dy);
if (distanceSquared < mTouchNoiseThresholdDistanceSquared) {
if (distanceSquared < sTouchNoiseThresholdDistanceSquared) {
if (DEBUG_MODE)
Log.w(TAG, "onDownEvent: ignore potential noise: time=" + deltaT
+ " distance=" + distanceSquared);
@ -378,7 +413,7 @@ public class PointerTracker {
}
}
final PointerTrackerQueue queue = mPointerTrackerQueue;
final PointerTrackerQueue queue = sPointerTrackerQueue;
if (queue != null) {
if (isOnModifierKey(x, y)) {
// Before processing a down event of modifier key, all pointers already being
@ -394,7 +429,7 @@ public class PointerTracker {
int keyIndex = onDownKey(x, y, eventTime);
// Sliding key is allowed when 1) enabled by configuration, 2) this pointer starts sliding
// from modifier key, or 3) this pointer is on mini-keyboard.
mIsAllowedSlidingKeyInput = mConfigSlidingKeyInputEnabled || isModifierInternal(keyIndex)
mIsAllowedSlidingKeyInput = sConfigSlidingKeyInputEnabled || isModifierInternal(keyIndex)
|| mKeyDetector instanceof MiniKeyboardKeyDetector;
mKeyboardLayoutHasBeenChanged = false;
mKeyAlreadyProcessed = false;
@ -495,8 +530,8 @@ public class PointerTracker {
else if (isSpaceKey(keyIndex) && !mIsInSlidingLanguageSwitch
&& mKeyboard instanceof LatinKeyboard) {
final LatinKeyboard keyboard = ((LatinKeyboard)mKeyboard);
if (mSubtypeSwitcher.useSpacebarLanguageSwitcher()
&& mSubtypeSwitcher.getEnabledKeyboardLocaleCount() > 1) {
if (sSubtypeSwitcher.useSpacebarLanguageSwitcher()
&& sSubtypeSwitcher.getEnabledKeyboardLocaleCount() > 1) {
final int diff = x - mKeyX;
if (keyboard.shouldTriggerSpacebarSlidingLanguageSwitch(diff)) {
// Detect start sliding language switch.
@ -505,7 +540,7 @@ public class PointerTracker {
keyboard.updateSpacebarPreviewIcon(diff);
// Display spacebar slide language switcher.
showKeyPreview(keyIndex);
final PointerTrackerQueue queue = mPointerTrackerQueue;
final PointerTrackerQueue queue = sPointerTrackerQueue;
if (queue != null)
queue.releaseAllPointersExcept(this, eventTime, true);
}
@ -533,7 +568,7 @@ public class PointerTracker {
if (DEBUG_EVENT)
printTouchEvent("onUpEvent :", x, y, eventTime);
final PointerTrackerQueue queue = mPointerTrackerQueue;
final PointerTrackerQueue queue = sPointerTrackerQueue;
if (queue != null) {
if (isModifier()) {
// Before processing an up event of modifier key, all pointers already being
@ -600,7 +635,7 @@ public class PointerTracker {
mKeyAlreadyProcessed = true;
setReleasedKeyGraphics();
dismissKeyPreview();
final PointerTrackerQueue queue = mPointerTrackerQueue;
final PointerTrackerQueue queue = sPointerTrackerQueue;
if (queue != null) {
queue.remove(this);
}
@ -610,7 +645,7 @@ public class PointerTracker {
if (DEBUG_EVENT)
printTouchEvent("onCancelEvt:", x, y, eventTime);
final PointerTrackerQueue queue = mPointerTrackerQueue;
final PointerTrackerQueue queue = sPointerTrackerQueue;
if (queue != null) {
queue.releaseAllPointersExcept(this, eventTime, true);
queue.remove(this);
@ -631,7 +666,7 @@ public class PointerTracker {
if (key != null && key.mRepeatable) {
dismissKeyPreview();
onRepeatKey(keyIndex);
mTimerProxy.startKeyRepeatTimer(mDelayBeforeKeyRepeatStart, keyIndex, this);
mTimerProxy.startKeyRepeatTimer(sDelayBeforeKeyRepeatStart, keyIndex, this);
mIsRepeatableKey = true;
} else {
mIsRepeatableKey = false;
@ -685,16 +720,16 @@ public class PointerTracker {
private void startLongPressTimer(int keyIndex) {
Key key = getKey(keyIndex);
if (key.mCode == Keyboard.CODE_SHIFT) {
mTimerProxy.startLongPressShiftTimer(mLongPressShiftKeyTimeout, keyIndex, this);
mTimerProxy.startLongPressShiftTimer(sLongPressShiftKeyTimeout, keyIndex, this);
} else if (key.hasUppercaseLetter() && mKeyboard.isManualTemporaryUpperCase()) {
// We need not start long press timer on the key which has manual temporary upper case
// code defined and the keyboard is in manual temporary upper case mode.
return;
} else if (mKeyboardSwitcher.isInMomentarySwitchState()) {
} else if (sKeyboardSwitcher.isInMomentarySwitchState()) {
// We use longer timeout for sliding finger input started from the symbols mode key.
mTimerProxy.startLongPressTimer(mLongPressKeyTimeout * 3, keyIndex, this);
mTimerProxy.startLongPressTimer(sLongPressKeyTimeout * 3, keyIndex, this);
} else {
mTimerProxy.startLongPressTimer(mLongPressKeyTimeout, keyIndex, this);
mTimerProxy.startLongPressTimer(sLongPressKeyTimeout, keyIndex, this);
}
}

2
java/src/com/android/inputmethod/keyboard/internal/PointerTrackerQueue.java
View file

@ -63,7 +63,7 @@ public class PointerTrackerQueue {
mQueue.remove(tracker);
}
public boolean isInSlidingKeyInput() {
public boolean isAnyInSlidingKeyInput() {
for (final PointerTracker tracker : mQueue) {
if (tracker.isInSlidingKeyInput())
return true;