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am c7c6203f: Merge "Introduce multiple PointerTracker" into gingerbread 

Merge commit 'c7c6203f330883235c8cb4f1c84013cdb28a8b12' into gingerbread-plus-aosp

* commit 'c7c6203f330883235c8cb4f1c84013cdb28a8b12':
  Introduce multiple PointerTracker
main
Tadashi G. Takaoka 2010-09-01 00:05:32 -07:00 committed by Android Git Automerger
parent 3412a892dd c7c6203f33
commit c3b55809a5
2 changed files with 55 additions and 27 deletions
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56
java/src/com/android/inputmethod/latin/LatinKeyboardBaseView.java
View File

@ -39,11 +39,11 @@ import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewConfiguration;
import android.view.ViewGroup.LayoutParams;
import android.widget.PopupWindow;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@ -199,7 +199,7 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
/** Listener for {@link OnKeyboardActionListener}. */
private OnKeyboardActionListener mKeyboardActionListener;
private final PointerTracker mPointerTracker;
private final ArrayList<PointerTracker> mPointerTrackers = new ArrayList<PointerTracker>();
private final float mDebounceHysteresis;
private final ProximityKeyDetector mProximityKeyDetector = new ProximityKeyDetector();
@ -473,13 +473,14 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
final boolean ignoreMultitouch = true;
mGestureDetector = new GestureDetector(getContext(), listener, null, ignoreMultitouch);
mGestureDetector.setIsLongpressEnabled(false);
mPointerTracker = new PointerTracker(mHandler, mProximityKeyDetector, this);
}
public void setOnKeyboardActionListener(OnKeyboardActionListener listener) {
mKeyboardActionListener = listener;
mPointerTracker.setOnKeyboardActionListener(listener);
for (PointerTracker tracker : mPointerTrackers) {
if (tracker != null)
tracker.setOnKeyboardActionListener(listener);
}
}
/**
@ -509,7 +510,10 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
List<Key> keys = mKeyboard.getKeys();
mKeys = keys.toArray(new Key[keys.size()]);
mProximityKeyDetector.setKeyboard(keyboard, mKeys);
mPointerTracker.setKeyboard(mKeys, mDebounceHysteresis);
for (PointerTracker tracker : mPointerTrackers) {
if (tracker != null)
tracker.setKeyboard(mKeys, mDebounceHysteresis);
}
requestLayout();
// Hint to reallocate the buffer if the size changed
mKeyboardChanged = true;
@ -779,7 +783,8 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
if (DEBUG) {
if (mShowTouchPoints) {
PointerTracker tracker = mPointerTracker;
for (PointerTracker tracker : mPointerTrackers) {
if (tracker == null) continue;
int startX = tracker.getStartX();
int startY = tracker.getStartY();
int lastX = tracker.getLastX();
@ -794,6 +799,7 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
canvas.drawCircle((startX + lastX) / 2, (startY + lastY) / 2, 2, paint);
}
}
}
mDrawPending = false;
mDirtyRect.setEmpty();
@ -801,8 +807,9 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
// TODO: clean up this method.
private void dismissKeyPreview() {
mPointerTracker.updateKey(NOT_A_KEY);
showPreview(NOT_A_KEY, mPointerTracker);
for (PointerTracker tracker : mPointerTrackers)
tracker.updateKey(NOT_A_KEY);
showPreview(NOT_A_KEY, null);
}
public void showPreview(int keyIndex, PointerTracker tracker) {
@ -813,7 +820,7 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
if (keyIndex == NOT_A_KEY) {
mHandler.cancelPopupPreview();
mHandler.dismissPreview(DELAY_AFTER_PREVIEW);
} else {
} else if (tracker != null) {
mHandler.popupPreview(DELAY_BEFORE_PREVIEW, keyIndex, tracker);
}
}
@ -1042,6 +1049,25 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
return (int)y + mVerticalCorrection - getPaddingTop();
}
private PointerTracker getPointerTracker(final int id) {
final ArrayList<PointerTracker> pointers = mPointerTrackers;
final Key[] keys = mKeys;
final OnKeyboardActionListener 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(mHandler, mProximityKeyDetector, this);
if (keys != null)
tracker.setKeyboard(keys, mDebounceHysteresis);
if (listener != null)
tracker.setOnKeyboardActionListener(listener);
pointers.add(tracker);
}
return pointers.get(id);
}
@Override
public boolean onTouchEvent(MotionEvent me) {
// Convert multi-pointer up/down events to single up/down events to
@ -1082,25 +1108,27 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
// Up event will pass through.
}
// TODO: Should remove this implicit reference to id=0 pointer tracker in the future.
PointerTracker tracker = getPointerTracker(0);
int touchX = getTouchX(me.getX());
int touchY = getTouchY(me.getY());
if (pointerCount != mOldPointerCount) {
if (pointerCount == 1) {
// Send a down event for the latest pointer
mPointerTracker.onDownEvent(touchX, touchY, eventTime);
tracker.onDownEvent(touchX, touchY, eventTime);
// If it's an up action, then deliver the up as well.
if (action == MotionEvent.ACTION_UP) {
mPointerTracker.onUpEvent(touchX, touchY, eventTime);
tracker.onUpEvent(touchX, touchY, eventTime);
}
} else {
// Send an up event for the last pointer
mPointerTracker.onUpEvent(mOldPointerX, mOldPointerY, eventTime);
tracker.onUpEvent(mOldPointerX, mOldPointerY, eventTime);
}
mOldPointerCount = pointerCount;
return true;
} else {
if (pointerCount == 1) {
mPointerTracker.onModifiedTouchEvent(action, touchX, touchY, eventTime);
tracker.onModifiedTouchEvent(action, touchX, touchY, eventTime);
mOldPointerX = touchX;
mOldPointerY = touchY;
return true;

2
java/src/com/android/inputmethod/latin/PointerTracker.java
View File

@ -76,7 +76,7 @@ public class PointerTracker {
private final StringBuilder mPreviewLabel = new StringBuilder(1);
// pressed key
private int mPreviousKey;
private int mPreviousKey = NOT_A_KEY;
public PointerTracker(UIHandler handler, ProximityKeyDetector keyDetector, UIProxy proxy) {
if (proxy == null || handler == null || keyDetector == null)