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Refactor KeyDetector to share more methods 

Bug: 2959169
Change-Id: I87060049cad6f9d6432b6c4a246c15587ae0d837
main
Tadashi G. Takaoka 2010-09-03 00:45:26 +09:00
parent 83b3cf56cd
commit 6bfb234f29
2 changed files with 19 additions and 10 deletions
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18
java/src/com/android/inputmethod/latin/KeyDetector.java
View File

@ -19,11 +19,12 @@ package com.android.inputmethod.latin;
import android.inputmethodservice.Keyboard;
import android.inputmethodservice.Keyboard.Key;
import java.util.Arrays;
import java.util.List;
abstract class KeyDetector {
protected Keyboard mKeyboard;
protected Key[] mKeys;
private Key[] mKeys;
protected int mCorrectionX;
protected int mCorrectionY;
@ -50,6 +51,13 @@ abstract class KeyDetector {
return y + mCorrectionY;
}
protected Key[] getKeys() {
if (mKeys == null)
throw new IllegalStateException("keyboard isn't set");
// mKeyboard is guaranteed not null at setKeybaord() method
return mKeys;
}
public void setProximityCorrectionEnabled(boolean enabled) {
mProximityCorrectOn = enabled;
}
@ -62,7 +70,13 @@ abstract class KeyDetector {
mProximityThresholdSquare = threshold * threshold;
}
abstract public int[] newCodeArray();
public int[] newCodeArray() {
int[] codes = new int[getMaxNearbyKeys()];
Arrays.fill(codes, LatinKeyboardBaseView.NOT_A_KEY);
return codes;
}
abstract protected int getMaxNearbyKeys();
abstract public int getKeyIndexAndNearbyCodes(int x, int y, int[] allKeys);
}

11
java/src/com/android/inputmethod/latin/ProximityKeyDetector.java
View File

@ -27,20 +27,15 @@ class ProximityKeyDetector extends KeyDetector {
private int[] mDistances = new int[MAX_NEARBY_KEYS];
@Override
public int[] newCodeArray() {
int[] codes = new int[MAX_NEARBY_KEYS];
Arrays.fill(codes, LatinKeyboardBaseView.NOT_A_KEY);
return codes;
protected int getMaxNearbyKeys() {
return MAX_NEARBY_KEYS;
}
@Override
public int getKeyIndexAndNearbyCodes(int x, int y, int[] allKeys) {
final Key[] keys = getKeys();
final int touchX = getTouchX(x);
final int touchY = getTouchY(y);
final Key[] keys = mKeys;
if (keys == null)
throw new IllegalStateException("keyboard isn't set");
// mKeyboard is guaranteed not null at setKeybaord() method
int primaryIndex = LatinKeyboardBaseView.NOT_A_KEY;
int closestKey = LatinKeyboardBaseView.NOT_A_KEY;
int closestKeyDist = mProximityThresholdSquare + 1;