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Encapsulate vertical and horizontal correction values into KeyDetector.

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Bug: 2959169
Change-Id: Id2b0b974fffdf6f09ee1828e957b973d2ce1c315
This commit is contained in:
Tadashi G. Takaoka 2010-09-02 21:54:26 +09:00
parent 6b4d521fb4
commit 400046d62e
4 changed files with 65 additions and 61 deletions
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14
java/src/com/android/inputmethod/latin/KeyDetector.java
View file

@ -25,12 +25,16 @@ abstract class KeyDetector {
protected Keyboard mKeyboard;
protected Key[] mKeys;
protected int mCorrectionX;
protected int mCorrectionY;
protected boolean mProximityCorrectOn;
protected int mProximityThresholdSquare;
public Key[] setKeyboard(Keyboard keyboard) {
public Key[] setKeyboard(Keyboard keyboard, float correctionX, float correctionY) {
if (keyboard == null)
throw new NullPointerException();
mCorrectionX = (int)correctionX;
mCorrectionY = (int)correctionY;
mKeyboard = keyboard;
List<Key> keys = mKeyboard.getKeys();
Key[] array = keys.toArray(new Key[keys.size()]);
@ -38,6 +42,14 @@ abstract class KeyDetector {
return array;
}
protected int getTouchX(int x) {
return x + mCorrectionX;
}
protected int getTouchY(int y) {
return y + mCorrectionY;
}
public void setProximityCorrectionEnabled(boolean enabled) {
mProximityCorrectOn = enabled;
}

44
java/src/com/android/inputmethod/latin/LatinKeyboardBaseView.java
View file

@ -165,7 +165,7 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
private float mShadowRadius;
private Drawable mKeyBackground;
private float mBackgroundDimAmount;
private int mVerticalCorrection;
private float mVerticalCorrection;
private int mPreviewOffset;
private int mPreviewHeight;
private int mPopupLayout;
@ -541,7 +541,8 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
mHandler.cancelPopupPreview();
mKeyboard = keyboard;
LatinImeLogger.onSetKeyboard(keyboard);
mKeys = mKeyDetector.setKeyboard(keyboard);
mKeys = mKeyDetector.setKeyboard(keyboard, -getPaddingLeft(),
-getPaddingTop() + mVerticalCorrection);
for (PointerTracker tracker : mPointerTrackers) {
tracker.setKeyboard(mKeys, mDebounceHysteresis);
}
@ -613,9 +614,6 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
return mSymbolColorScheme;
}
public void setVerticalCorrection(int verticalOffset) {
}
public void setPopupParent(View v) {
mPopupParent = v;
}
@ -1070,14 +1068,6 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
return mMiniKeyboardOnScreen;
}
private int getTouchX(float x) {
return (int)x - getPaddingLeft();
}
private int getTouchY(float y) {
return (int)y + mVerticalCorrection - getPaddingTop();
}
private PointerTracker getPointerTracker(final int id) {
final ArrayList<PointerTracker> pointers = mPointerTrackers;
final Key[] keys = mKeys;
@ -1132,29 +1122,29 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
if (action == MotionEvent.ACTION_MOVE) {
for (int index = 0; index < pointerCount; index++) {
int touchX = getTouchX(me.getX(index));
int touchY = getTouchY(me.getY(index));
int x = (int)me.getX(index);
int y = (int)me.getY(index);
int id = me.getPointerId(index);
PointerTracker tracker = getPointerTracker(id);
tracker.onMoveEvent(touchX, touchY, eventTime);
tracker.onMoveEvent(x, y, eventTime);
}
} else {
int index = me.getActionIndex();
int touchX = getTouchX(me.getX(index));
int touchY = getTouchY(me.getY(index));
int x = (int)me.getX(index);
int y = (int)me.getY(index);
int id = me.getPointerId(index);
PointerTracker tracker = getPointerTracker(id);
switch (action) {
case MotionEvent.ACTION_DOWN:
case MotionEvent.ACTION_POINTER_DOWN:
onDownEvent(tracker, touchX, touchY, eventTime);
onDownEvent(tracker, x, y, eventTime);
break;
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
onUpEvent(tracker, touchX, touchY, eventTime);
onUpEvent(tracker, x, y, eventTime);
break;
case MotionEvent.ACTION_CANCEL:
onCancelEvent(tracker, touchX, touchY, eventTime);
onCancelEvent(tracker, x, y, eventTime);
break;
}
}
@ -1162,12 +1152,12 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
return true;
}
private void onDownEvent(PointerTracker tracker, int touchX, int touchY, long eventTime) {
tracker.onDownEvent(touchX, touchY, eventTime);
private void onDownEvent(PointerTracker tracker, int x, int y, long eventTime) {
tracker.onDownEvent(x, y, eventTime);
mPointerQueue.add(tracker);
}
private void onUpEvent(PointerTracker tracker, int touchX, int touchY, long eventTime) {
private void onUpEvent(PointerTracker tracker, int x, int y, long eventTime) {
int index = mPointerQueue.lastIndexOf(tracker);
if (index >= 0) {
mPointerQueue.releasePointersOlderThan(tracker, eventTime);
@ -1175,12 +1165,12 @@ public class LatinKeyboardBaseView extends View implements View.OnClickListener,
Log.w(TAG, "onUpEvent: corresponding down event not found for pointer "
+ tracker.mPointerId);
}
tracker.onUpEvent(touchX, touchY, eventTime);
tracker.onUpEvent(x, y, eventTime);
mPointerQueue.remove(tracker);
}
private void onCancelEvent(PointerTracker tracker, int touchX, int touchY, long eventTime) {
tracker.onCancelEvent(touchX, touchY, eventTime);
private void onCancelEvent(PointerTracker tracker, int x, int y, long eventTime) {
tracker.onCancelEvent(x, y, eventTime);
mPointerQueue.remove(tracker);
}

60
java/src/com/android/inputmethod/latin/PointerTracker.java
View file

@ -139,12 +139,12 @@ public class PointerTracker {
}
}
public void onDownEvent(int touchX, int touchY, long eventTime) {
int keyIndex = mKeyDetector.getKeyIndexAndNearbyCodes(touchX, touchY, null);
public void onDownEvent(int x, int y, long eventTime) {
int keyIndex = mKeyDetector.getKeyIndexAndNearbyCodes(x, y, null);
mCurrentKey = keyIndex;
mStartX = touchX;
mStartY = touchY;
startMoveDebouncing(touchX, touchY);
mStartX = x;
mStartY = y;
startMoveDebouncing(x, y);
startTimeDebouncing(eventTime);
checkMultiTap(eventTime, keyIndex);
if (mListener != null) {
@ -159,19 +159,19 @@ public class PointerTracker {
mHandler.startLongPressTimer(LONGPRESS_TIMEOUT, keyIndex, this);
}
showKeyPreviewAndUpdateKey(keyIndex);
updateMoveDebouncing(touchX, touchY);
updateMoveDebouncing(x, y);
if (DEBUG)
debugLog("onDownEvent:", touchX, touchY);
debugLog("onDownEvent:", x, y);
}
public void onMoveEvent(int touchX, int touchY, long eventTime) {
int keyIndex = mKeyDetector.getKeyIndexAndNearbyCodes(touchX, touchY, null);
public void onMoveEvent(int x, int y, long eventTime) {
int keyIndex = mKeyDetector.getKeyIndexAndNearbyCodes(x, y, null);
if (isValidKeyIndex(keyIndex)) {
if (mCurrentKey == NOT_A_KEY) {
updateTimeDebouncing(eventTime);
mCurrentKey = keyIndex;
mHandler.startLongPressTimer(LONGPRESS_TIMEOUT, keyIndex, this);
} else if (isMinorMoveBounce(touchX, touchY, keyIndex, mCurrentKey)) {
} else if (isMinorMoveBounce(x, y, keyIndex, mCurrentKey)) {
updateTimeDebouncing(eventTime);
} else {
resetMultiTap();
@ -190,19 +190,19 @@ public class PointerTracker {
* should not be showed as popup preview.
*/
showKeyPreviewAndUpdateKey(isMinorTimeBounce() ? mLastKey : mCurrentKey);
updateMoveDebouncing(touchX, touchY);
updateMoveDebouncing(x, y);
if (DEBUG_MOVE)
debugLog("onMoveEvent:", touchX, touchY);
debugLog("onMoveEvent:", x, y);
}
public void onUpEvent(int touchX, int touchY, long eventTime) {
public void onUpEvent(int x, int y, long eventTime) {
if (DEBUG)
debugLog("onUpEvent :", touchX, touchY);
int keyIndex = mKeyDetector.getKeyIndexAndNearbyCodes(touchX, touchY, null);
debugLog("onUpEvent :", x, y);
int keyIndex = mKeyDetector.getKeyIndexAndNearbyCodes(x, y, null);
boolean wasInKeyRepeat = mHandler.isInKeyRepeat();
mHandler.cancelKeyTimers();
mHandler.cancelPopupPreview();
if (isMinorMoveBounce(touchX, touchY, keyIndex, mCurrentKey)) {
if (isMinorMoveBounce(x, y, keyIndex, mCurrentKey)) {
updateTimeDebouncing(eventTime);
} else {
resetMultiTap();
@ -211,21 +211,21 @@ public class PointerTracker {
}
if (isMinorTimeBounce()) {
mCurrentKey = mLastKey;
touchX = mLastCodeX;
touchY = mLastCodeY;
x = mLastCodeX;
y = mLastCodeY;
}
showKeyPreviewAndUpdateKey(NOT_A_KEY);
// If we're not on a repeating key (which sends on a DOWN event)
if (!wasInKeyRepeat && !mProxy.isMiniKeyboardOnScreen()) {
detectAndSendKey(mCurrentKey, touchX, touchY, eventTime);
detectAndSendKey(mCurrentKey, (int)x, (int)y, eventTime);
}
if (isValidKeyIndex(keyIndex))
mProxy.invalidateKey(mKeys[keyIndex]);
}
public void onCancelEvent(int touchX, int touchY, long eventTime) {
public void onCancelEvent(int x, int y, long eventTime) {
if (DEBUG)
debugLog("onCancelEvt:", touchX, touchY);
debugLog("onCancelEvt:", x, y);
mHandler.cancelKeyTimers();
mHandler.cancelPopupPreview();
mProxy.dismissPopupKeyboard();
@ -244,6 +244,14 @@ public class PointerTracker {
}
}
public int getLastX() {
return mLastX;
}
public int getLastY() {
return mLastY;
}
// These package scope methods are only for debugging purpose.
/* package */ int getStartX() {
return mStartX;
@ -253,14 +261,6 @@ public class PointerTracker {
return mStartY;
}
/* package */ int getLastX() {
return mLastX;
}
/* package */ int getLastY() {
return mLastY;
}
private void startMoveDebouncing(int x, int y) {
mLastCodeX = x;
mLastCodeY = y;
@ -426,7 +426,7 @@ public class PointerTracker {
code = String.format((primaryCode < 0) ? "%4d" : "0x%02x", primaryCode);
}
Log.d(TAG,
String.format("%s [%d] %d,%d %s %s", title, mPointerId, x, y, code,
String.format("%s [%d] %3d,%3d %s %s", title, mPointerId, x, y, code,
isModifier() ? "modifier" : ""));
}
}

8
java/src/com/android/inputmethod/latin/ProximityKeyDetector.java
View file

@ -35,6 +35,8 @@ class ProximityKeyDetector extends KeyDetector {
@Override
public int getKeyIndexAndNearbyCodes(int x, int y, int[] allKeys) {
int touchX = getTouchX(x);
int touchY = getTouchY(y);
final Key[] keys = mKeys;
if (keys == null)
throw new IllegalStateException("keyboard isn't set");
@ -44,18 +46,18 @@ class ProximityKeyDetector extends KeyDetector {
int closestKeyDist = mProximityThresholdSquare + 1;
int[] distances = mDistances;
Arrays.fill(distances, Integer.MAX_VALUE);
int [] nearestKeyIndices = mKeyboard.getNearestKeys(x, y);
int [] nearestKeyIndices = mKeyboard.getNearestKeys(touchX, touchY);
final int keyCount = nearestKeyIndices.length;
for (int i = 0; i < keyCount; i++) {
final Key key = keys[nearestKeyIndices[i]];
int dist = 0;
boolean isInside = key.isInside(x,y);
boolean isInside = key.isInside(touchX, touchY);
if (isInside) {
primaryIndex = nearestKeyIndices[i];
}
if (((mProximityCorrectOn
&& (dist = key.squaredDistanceFrom(x, y)) < mProximityThresholdSquare)
&& (dist = key.squaredDistanceFrom(touchX, touchY)) < mProximityThresholdSquare)
|| isInside)
&& key.codes[0] > 32) {
// Find insertion point