Sort keys from top-left to bottom-right order

Change-Id: I228748824de62e9e46fa43db200d23f41eb6d2ce
main
Tadashi G. Takaoka 2014-04-21 14:41:57 -07:00
parent 5326dcfb7d
commit c13c1adfa7
11 changed files with 66 additions and 57 deletions

View File

@ -159,7 +159,7 @@ public final class AccessibilityEntityProvider extends AccessibilityNodeProvider
// Add the virtual children of the root View.
final Keyboard keyboard = mKeyboardView.getKeyboard();
for (final Key key : keyboard.getKeys()) {
for (final Key key : keyboard.getSortedKeys()) {
final int childVirtualViewId = generateVirtualViewIdForKey(key);
rootInfo.addChild(mKeyboardView, childVirtualViewId);
}
@ -307,7 +307,7 @@ public final class AccessibilityEntityProvider extends AccessibilityNodeProvider
}
mVirtualViewIdToKey.clear();
for (final Key key : keyboard.getKeys()) {
for (final Key key : keyboard.getSortedKeys()) {
final int virtualViewId = generateVirtualViewIdForKey(key);
mVirtualViewIdToKey.put(virtualViewId, key);
}

View File

@ -298,7 +298,7 @@ public final class EmojiPalettesView extends LinearLayout implements OnTabChange
private int getCategoryPageCount(final int categoryId) {
final Keyboard keyboard = mLayoutSet.getKeyboard(sCategoryElementId[categoryId]);
return (keyboard.getKeys().size() - 1) / mMaxPageKeyCount + 1;
return (keyboard.getSortedKeys().size() - 1) / mMaxPageKeyCount + 1;
}
// Returns a pair of the category id and the category page id from the view pager's page
@ -347,7 +347,8 @@ public final class EmojiPalettesView extends LinearLayout implements OnTabChange
}
final Keyboard keyboard = mLayoutSet.getKeyboard(sCategoryElementId[categoryId]);
final Key[][] sortedKeys = sortKeysIntoPages(keyboard.getKeys(), mMaxPageKeyCount);
final Key[][] sortedKeys = sortKeysIntoPages(
keyboard.getSortedKeys(), mMaxPageKeyCount);
for (int pageId = 0; pageId < sortedKeys.length; ++pageId) {
final DynamicGridKeyboard tempKeyboard = new DynamicGridKeyboard(mPrefs,
mLayoutSet.getKeyboard(KeyboardId.ELEMENT_EMOJI_RECENTS),

View File

@ -78,7 +78,7 @@ public class Keyboard {
public final int mMaxMoreKeysKeyboardColumn;
/** List of keys in this keyboard */
private final List<Key> mKeys;
private final List<Key> mSortedKeys;
public final List<Key> mShiftKeys;
public final List<Key> mAltCodeKeysWhileTyping;
public final KeyboardIconsSet mIconsSet;
@ -103,14 +103,16 @@ public class Keyboard {
mTopPadding = params.mTopPadding;
mVerticalGap = params.mVerticalGap;
mKeys = Collections.unmodifiableList(CollectionUtils.newArrayList(params.mKeys));
mSortedKeys = Collections.unmodifiableList(
CollectionUtils.newArrayList(params.mSortedKeys));
mShiftKeys = Collections.unmodifiableList(params.mShiftKeys);
mAltCodeKeysWhileTyping = Collections.unmodifiableList(params.mAltCodeKeysWhileTyping);
mIconsSet = params.mIconsSet;
mProximityInfo = new ProximityInfo(params.mId.mLocale.toString(),
params.GRID_WIDTH, params.GRID_HEIGHT, mOccupiedWidth, mOccupiedHeight,
mMostCommonKeyWidth, mMostCommonKeyHeight, mKeys, params.mTouchPositionCorrection);
mMostCommonKeyWidth, mMostCommonKeyHeight, mSortedKeys,
params.mTouchPositionCorrection);
mProximityCharsCorrectionEnabled = params.mProximityCharsCorrectionEnabled;
}
@ -129,7 +131,7 @@ public class Keyboard {
mTopPadding = keyboard.mTopPadding;
mVerticalGap = keyboard.mVerticalGap;
mKeys = keyboard.mKeys;
mSortedKeys = keyboard.mSortedKeys;
mShiftKeys = keyboard.mShiftKeys;
mAltCodeKeysWhileTyping = keyboard.mAltCodeKeysWhileTyping;
mIconsSet = keyboard.mIconsSet;
@ -154,12 +156,18 @@ public class Keyboard {
return mProximityInfo;
}
public List<Key> getKeys() {
return mKeys;
/**
* Return the sorted list of keys of this keyboard.
* The keys are sorted from top-left to bottom-right order.
* The list may contain {@link Spacer} object as well.
* @return the sorted unmodifiable list of {@link Key}s of this keyboard.
*/
public List<Key> getSortedKeys() {
return mSortedKeys;
}
public Key getKeyFromOutputText(final String outputText) {
for (final Key key : getKeys()) {
for (final Key key : getSortedKeys()) {
if (outputText.equals(key.getOutputText())) {
return key;
}
@ -177,7 +185,7 @@ public class Keyboard {
return mKeyCache.valueAt(index);
}
for (final Key key : getKeys()) {
for (final Key key : getSortedKeys()) {
if (key.getCode() == code) {
mKeyCache.put(code, key);
return key;
@ -193,7 +201,7 @@ public class Keyboard {
return true;
}
for (final Key key : getKeys()) {
for (final Key key : getSortedKeys()) {
if (key == aKey) {
mKeyCache.put(key.getCode(), key);
return true;

View File

@ -289,7 +289,7 @@ public class KeyboardView extends View {
// TODO: Confirm if it's really required to draw all keys when hardware acceleration is on.
if (drawAllKeys || isHardwareAccelerated) {
// Draw all keys.
for (final Key key : mKeyboard.getKeys()) {
for (final Key key : mKeyboard.getSortedKeys()) {
onDrawKey(key, canvas, paint);
}
} else {

View File

@ -43,7 +43,7 @@ public final class MoreKeysDetector extends KeyDetector {
Key nearestKey = null;
int nearestDist = (y < 0) ? mSlideAllowanceSquareTop : mSlideAllowanceSquare;
for (final Key key : keyboard.getKeys()) {
for (final Key key : keyboard.getSortedKeys()) {
final int dist = key.squaredDistanceToEdge(touchX, touchY);
if (dist < nearestDist) {
nearestKey = key;

View File

@ -51,13 +51,13 @@ public class ProximityInfo {
private final int mKeyboardHeight;
private final int mMostCommonKeyWidth;
private final int mMostCommonKeyHeight;
private final List<Key> mKeys;
private final List<Key> mSortedKeys;
private final List<Key>[] mGridNeighbors;
private final String mLocaleStr;
ProximityInfo(final String localeStr, final int gridWidth, final int gridHeight,
final int minWidth, final int height, final int mostCommonKeyWidth,
final int mostCommonKeyHeight, final List<Key> keys,
final int mostCommonKeyHeight, final List<Key> sortedKeys,
final TouchPositionCorrection touchPositionCorrection) {
if (TextUtils.isEmpty(localeStr)) {
mLocaleStr = "";
@ -73,7 +73,7 @@ public class ProximityInfo {
mKeyboardHeight = height;
mMostCommonKeyHeight = mostCommonKeyHeight;
mMostCommonKeyWidth = mostCommonKeyWidth;
mKeys = keys;
mSortedKeys = sortedKeys;
mGridNeighbors = new List[mGridSize];
if (minWidth == 0 || height == 0) {
// No proximity required. Keyboard might be more keys keyboard.
@ -146,8 +146,8 @@ public class ProximityInfo {
}
}
final List<Key> keys = mKeys;
final int keyCount = getProximityInfoKeysCount(keys);
final List<Key> sortedKeys = mSortedKeys;
final int keyCount = getProximityInfoKeysCount(sortedKeys);
final int[] keyXCoordinates = new int[keyCount];
final int[] keyYCoordinates = new int[keyCount];
final int[] keyWidths = new int[keyCount];
@ -157,8 +157,8 @@ public class ProximityInfo {
final float[] sweetSpotCenterYs;
final float[] sweetSpotRadii;
for (int infoIndex = 0, keyIndex = 0; keyIndex < keys.size(); keyIndex++) {
final Key key = keys.get(keyIndex);
for (int infoIndex = 0, keyIndex = 0; keyIndex < sortedKeys.size(); keyIndex++) {
final Key key = sortedKeys.get(keyIndex);
// Excluding from key coordinate arrays
if (!needsProximityInfo(key)) {
continue;
@ -181,8 +181,8 @@ public class ProximityInfo {
final int rows = touchPositionCorrection.getRows();
final float defaultRadius = DEFAULT_TOUCH_POSITION_CORRECTION_RADIUS
* (float)Math.hypot(mMostCommonKeyWidth, mMostCommonKeyHeight);
for (int infoIndex = 0, keyIndex = 0; keyIndex < keys.size(); keyIndex++) {
final Key key = keys.get(keyIndex);
for (int infoIndex = 0, keyIndex = 0; keyIndex < sortedKeys.size(); keyIndex++) {
final Key key = sortedKeys.get(keyIndex);
// Excluding from touch position correction arrays
if (!needsProximityInfo(key)) {
continue;
@ -244,7 +244,7 @@ public class ProximityInfo {
private void computeNearestNeighbors() {
final int defaultWidth = mMostCommonKeyWidth;
final int keyCount = mKeys.size();
final int keyCount = mSortedKeys.size();
final int gridSize = mGridNeighbors.length;
final int threshold = (int) (defaultWidth * SEARCH_DISTANCE);
final int thresholdSquared = threshold * threshold;
@ -263,7 +263,7 @@ public class ProximityInfo {
final int[] neighborCountPerCell = new int[gridSize];
final int halfCellWidth = mCellWidth / 2;
final int halfCellHeight = mCellHeight / 2;
for (final Key key : mKeys) {
for (final Key key : mSortedKeys) {
if (key.isSpacer()) continue;
/* HOW WE PRE-SELECT THE CELLS (iterate over only the relevant cells, instead of all of them)

View File

@ -68,7 +68,7 @@ public class DynamicGridKeyboard extends Keyboard {
}
private Key getTemplateKey(final int code) {
for (final Key key : super.getKeys()) {
for (final Key key : super.getSortedKeys()) {
if (key.getCode() == code) {
return key;
}
@ -207,7 +207,7 @@ public class DynamicGridKeyboard extends Keyboard {
}
@Override
public List<Key> getKeys() {
public List<Key> getSortedKeys() {
synchronized (mLock) {
if (mCachedGridKeys != null) {
return mCachedGridKeys;
@ -222,7 +222,7 @@ public class DynamicGridKeyboard extends Keyboard {
@Override
public List<Key> getNearestKeys(final int x, final int y) {
// TODO: Calculate the nearest key index in mGridKeys from x and y.
return getKeys();
return getSortedKeys();
}
static final class GridKey extends Key {

View File

@ -24,6 +24,8 @@ import com.android.inputmethod.latin.Constants;
import com.android.inputmethod.latin.utils.CollectionUtils;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.SortedSet;
import java.util.TreeSet;
public class KeyboardParams {
@ -58,7 +60,8 @@ public class KeyboardParams {
public int GRID_WIDTH;
public int GRID_HEIGHT;
public final TreeSet<Key> mKeys = CollectionUtils.newTreeSet(); // ordered set
// Keys are sorted from top-left to bottom-right order.
public final SortedSet<Key> mSortedKeys = new TreeSet<Key>(ROW_COLUMN_COMPARATOR);
public final ArrayList<Key> mShiftKeys = CollectionUtils.newArrayList();
public final ArrayList<Key> mAltCodeKeysWhileTyping = CollectionUtils.newArrayList();
public final KeyboardIconsSet mIconsSet = new KeyboardIconsSet();
@ -75,8 +78,20 @@ public class KeyboardParams {
public final TouchPositionCorrection mTouchPositionCorrection =
new TouchPositionCorrection();
// Comparator to sort {@link Key}s from top-left to bottom-right order.
private static final Comparator<Key> ROW_COLUMN_COMPARATOR = new Comparator<Key>() {
@Override
public int compare(final Key lhs, final Key rhs) {
if (lhs.getY() < rhs.getY()) return -1;
if (lhs.getY() > rhs.getY()) return 1;
if (lhs.getX() < rhs.getX()) return -1;
if (lhs.getX() > rhs.getX()) return 1;
return 0;
}
};
protected void clearKeys() {
mKeys.clear();
mSortedKeys.clear();
mShiftKeys.clear();
clearHistogram();
}
@ -88,7 +103,7 @@ public class KeyboardParams {
// Ignore zero width {@link Spacer}.
return;
}
mKeys.add(key);
mSortedKeys.add(key);
if (isSpacer) {
return;
}

View File

@ -1362,7 +1362,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
kid.navigateNext(), kid.navigatePrevious(), kid.mClobberSettingsKey,
isPasswordView, kid.mSupportsSwitchingToShortcutIme, kid.mHasShortcutKey,
kid.mLanguageSwitchKeyEnabled, kid.isMultiLine(), keyboard.mOccupiedWidth,
keyboard.mOccupiedHeight, keyboard.getKeys());
keyboard.mOccupiedHeight, keyboard.getSortedKeys());
}
/**

View File

@ -24,27 +24,13 @@ import com.android.inputmethod.latin.utils.CollectionUtils;
import com.android.inputmethod.latin.utils.StringUtils;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
/**
* This class builds an actual keyboard for unit test.
*/
public final class ActualKeyboardBuilder extends AbstractKeyboardBuilder<Key> {
// Comparator to sort {@link Key}s from top-left to bottom-right order.
private static final Comparator<Key> ROW_COLUMN_COMPARATOR = new Comparator<Key>() {
@Override
public int compare(final Key lhs, final Key rhs) {
if (lhs.getY() < rhs.getY()) return -1;
if (lhs.getY() > rhs.getY()) return 1;
if (lhs.getX() < rhs.getX()) return -1;
if (lhs.getX() > rhs.getX()) return 1;
return 0;
}
};
private static ArrayList<Key> filterOutSpacerAndSortKeys(final List<Key> keys) {
private static ArrayList<Key> filterOutSpacer(final List<Key> keys) {
final ArrayList<Key> filteredKeys = CollectionUtils.newArrayList();
for (final Key key : keys) {
if (key.isSpacer()) {
@ -52,25 +38,23 @@ public final class ActualKeyboardBuilder extends AbstractKeyboardBuilder<Key> {
}
filteredKeys.add(key);
}
Collections.sort(filteredKeys, ROW_COLUMN_COMPARATOR);
return filteredKeys;
}
/**
* Create the keyboard that consists of the array of rows of the actual keyboard's keys.
* @param keys the list of keys of the actual keyboard.
* @param sortedKeys the sorted list of keys of the actual keyboard.
* @return the actual keyboard grouped with rows.
*/
public static Key[][] buildKeyboard(final List<Key> keys) {
// Filter out spacer and sort keys from top-left to bottom-right order to prepare to
// create rows.
final ArrayList<Key> sortedKeys = filterOutSpacerAndSortKeys(keys);
public static Key[][] buildKeyboard(final List<Key> sortedKeys) {
// Filter out spacer to prepare to create rows.
final ArrayList<Key> filteredSortedKeys = filterOutSpacer(sortedKeys);
// Grouping keys into rows.
final ArrayList<ArrayList<Key>> rows = CollectionUtils.newArrayList();
ArrayList<Key> elements = CollectionUtils.newArrayList();
int lastY = sortedKeys.get(0).getY();
for (final Key key : sortedKeys) {
int lastY = filteredSortedKeys.get(0).getY();
for (final Key key : filteredSortedKeys) {
if (lastY != key.getY()) {
// A new row is starting.
lastY = key.getY();

View File

@ -150,7 +150,8 @@ abstract class LayoutTestsBase extends KeyboardLayoutSetTestsBase {
// Create actual keyboard object.
final Keyboard keyboard = mKeyboardLayoutSet.getKeyboard(elementId);
// Create actual keyboard to be compared with the expected keyboard.
final Key[][] actualKeyboard = ActualKeyboardBuilder.buildKeyboard(keyboard.getKeys());
final Key[][] actualKeyboard = ActualKeyboardBuilder.buildKeyboard(
keyboard.getSortedKeys());
// Dump human readable definition of expected/actual keyboards.
Log.d(tag, "expected=\n" + ExpectedKeyboardBuilder.toString(expectedKeyboard));