Add touch position correction data to resources.

Change-Id: I156205672f3935f70c250a6c538793f35c5d86b2
main
Yusuke Nojima 2011-09-29 11:53:51 +09:00
parent a59f65ad0c
commit d6339639c3
12 changed files with 155 additions and 5 deletions

View File

@ -34,7 +34,9 @@
<attr name="moreSuggestionsViewStyle" format="reference" />
<attr name="suggestionBackgroundStyle" format="reference" />
<attr name="suggestionPreviewBackgroundStyle" format="reference" />
</declare-styleable>
<!-- Touch position correction -->
<attr name="touchPositionCorrectionData" format="reference" />
</declare-styleable>
<declare-styleable name="KeyboardView">
<!-- Image for the key. This image needs to be a StateListDrawable, with the following

View File

@ -28,5 +28,6 @@
<item name="moreSuggestionsViewStyle">@style/MoreSuggestionsViewStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle</item>
<item name="touchPositionCorrectionData">@array/touch_position_correction_data_empty</item>
</style>
</resources>

View File

@ -28,5 +28,6 @@
<item name="moreSuggestionsViewStyle">@style/MoreSuggestionsViewStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle</item>
<item name="touchPositionCorrectionData">@array/touch_position_correction_data_empty</item>
</style>
</resources>

View File

@ -28,5 +28,6 @@
<item name="moreSuggestionsViewStyle">@style/MoreSuggestionsViewStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle</item>
<item name="touchPositionCorrectionData">@array/touch_position_correction_data_gingerbread</item>
</style>
</resources>

View File

@ -28,5 +28,6 @@
<item name="moreSuggestionsViewStyle">@style/MoreSuggestionsViewStyle.IceCreamSandwich</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle.IceCreamSandwich</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle.IceCreamSandwich</item>
<item name="touchPositionCorrectionData">@array/touch_position_correction_data_ice_cream_sandwich</item>
</style>
</resources>

View File

@ -28,5 +28,6 @@
<item name="moreSuggestionsViewStyle">@style/MoreSuggestionsViewStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle</item>
<item name="touchPositionCorrectionData">@array/touch_position_correction_data_empty</item>
</style>
</resources>

View File

@ -28,5 +28,6 @@
<item name="moreSuggestionsViewStyle">@style/MoreSuggestionsViewStyle</item>
<item name="suggestionBackgroundStyle">@style/SuggestionBackgroundStyle</item>
<item name="suggestionPreviewBackgroundStyle">@style/SuggestionPreviewBackgroundStyle</item>
<item name="touchPositionCorrectionData">@array/touch_position_correction_data_empty</item>
</style>
</resources>

View File

@ -0,0 +1,74 @@
<?xml version="1.0" encoding="utf-8"?>
<!--
/*
**
** Copyright 2011, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
-->
<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
<!--
An entry of the touch_position_correction word should be:
1. (float) (touch_center_x - key_center_x) / key_width
2. (float) (touch_center_y - key_center_y) / key_height
3. (float) sweet_spot_radius / (key_width^2 + key_height^2)
-->
<string-array
name="touch_position_correction_data_empty"
translatable="false"
>
<!-- empty -->
</string-array>
<string-array
name="touch_position_correction_data_gingerbread"
translatable="false"
>
<!-- First row -->
<item>0.0091285</item>
<item>0.1193203</item>
<item>0.1622607</item>
<!-- Second row -->
<item>-0.0233128</item>
<item>0.1379798</item>
<item>0.1585229</item>
<!-- Third row -->
<item>-0.0080185</item>
<item>0.1911477</item>
<item>0.1570948</item>
</string-array>
<string-array
name="touch_position_correction_data_ice_cream_sandwich"
translatable="false"
>
<!-- First row -->
<item>0.0038756</item>
<item>-0.0005677</item>
<item>0.1577026</item>
<!-- Second row -->
<item>-0.0236678</item>
<item>0.0381731</item>
<item>0.1529972</item>
<!-- Third row -->
<item>-0.0086827</item>
<item>0.0880847</item>
<item>0.1522819</item>
</string-array>
</resources>

View File

@ -143,7 +143,8 @@ public class Keyboard {
mProximityInfo = new ProximityInfo(
params.GRID_WIDTH, params.GRID_HEIGHT, mOccupiedWidth, mOccupiedHeight,
mMostCommonKeyWidth, mKeys);
mMostCommonKeyWidth, mKeys, params.mTouchPositionCorrectionXs,
params.mTouchPositionCorrectionYs, params.mTouchPositionCorrectionRadii);
}
public ProximityInfo getProximityInfo() {

View File

@ -40,8 +40,13 @@ public class ProximityInfo {
private final int mKeyboardHeight;
private final int[][] mGridNeighbors;
ProximityInfo(
int gridWidth, int gridHeight, int minWidth, int height, int keyWidth, List<Key> keys) {
private final float[] mTouchPositionCorrectionXs;
private final float[] mTouchPositionCorrectionYs;
private final float[] mTouchPositionCorrectionRadii;
ProximityInfo(int gridWidth, int gridHeight, int minWidth, int height, int keyWidth,
List<Key> keys, float[] touchPositionCorrectionXs, float[] touchPositionCorrectionYs,
float[] touchPositionCorrectionRadii) {
mGridWidth = gridWidth;
mGridHeight = gridHeight;
mGridSize = mGridWidth * mGridHeight;
@ -49,6 +54,9 @@ public class ProximityInfo {
mCellHeight = (height + mGridHeight - 1) / mGridHeight;
mKeyboardMinWidth = minWidth;
mKeyboardHeight = height;
mTouchPositionCorrectionXs = touchPositionCorrectionXs;
mTouchPositionCorrectionYs = touchPositionCorrectionYs;
mTouchPositionCorrectionRadii = touchPositionCorrectionRadii;
mGridNeighbors = new int[mGridSize][];
if (minWidth == 0 || height == 0) {
// No proximity required. Keyboard might be mini keyboard.
@ -58,7 +66,7 @@ public class ProximityInfo {
}
public static ProximityInfo createDummyProximityInfo() {
return new ProximityInfo(1, 1, 1, 1, 1, Collections.<Key>emptyList());
return new ProximityInfo(1, 1, 1, 1, 1, Collections.<Key>emptyList(), null, null, null);
}
public static ProximityInfo createSpellCheckerProximityInfo() {

View File

@ -30,6 +30,7 @@ import com.android.inputmethod.compat.EditorInfoCompatUtils;
import com.android.inputmethod.keyboard.Key;
import com.android.inputmethod.keyboard.Keyboard;
import com.android.inputmethod.keyboard.KeyboardId;
import com.android.inputmethod.latin.LatinImeLogger;
import com.android.inputmethod.latin.R;
import org.xmlpull.v1.XmlPullParser;
@ -126,6 +127,8 @@ public class KeyboardBuilder<KP extends KeyboardParams> {
private static final int DEFAULT_KEYBOARD_COLUMNS = 10;
private static final int DEFAULT_KEYBOARD_ROWS = 4;
private static final int TOUCH_POSITION_CORRECTION_RECORD_SIZE = 3;
protected final KP mParams;
protected final Context mContext;
protected final Resources mResources;
@ -248,10 +251,62 @@ public class KeyboardBuilder<KP extends KeyboardParams> {
mParams.mThemeId = a.getInt(R.styleable.KeyboardTheme_themeId, 0);
a.recycle();
if (!setTouchPositionCorrectionData(context)) {
// In the regression test, setTouchPositionCorrectionData() fails
mParams.mTouchPositionCorrectionXs = null;
mParams.mTouchPositionCorrectionYs = null;
mParams.mTouchPositionCorrectionRadii = null;
}
mParams.GRID_WIDTH = res.getInteger(R.integer.config_keyboard_grid_width);
mParams.GRID_HEIGHT = res.getInteger(R.integer.config_keyboard_grid_height);
}
private boolean setTouchPositionCorrectionData(Context context) {
final TypedArray a = context.obtainStyledAttributes(R.styleable.KeyboardTheme);
final int resourceId = a.getResourceId(
R.styleable.KeyboardTheme_touchPositionCorrectionData, 0);
if (resourceId == 0) {
// In the regression test, we cannot use theme resources
// TODO: Fix this
return false;
}
final String[] data = context.getResources().getStringArray(resourceId);
a.recycle();
final int dataLength = data.length;
if (dataLength % TOUCH_POSITION_CORRECTION_RECORD_SIZE != 0) {
if (LatinImeLogger.sDBG) {
throw new RuntimeException("the size of touch position correction data is invalid");
}
return false;
}
final int length = dataLength / TOUCH_POSITION_CORRECTION_RECORD_SIZE;
mParams.mTouchPositionCorrectionXs = new float[length];
mParams.mTouchPositionCorrectionYs = new float[length];
mParams.mTouchPositionCorrectionRadii = new float[length];
try {
for (int i = 0; i < dataLength; ++i) {
final int type = i % TOUCH_POSITION_CORRECTION_RECORD_SIZE;
final int index = i / TOUCH_POSITION_CORRECTION_RECORD_SIZE;
final float value = Float.parseFloat(data[i]);
if (type == 0) {
mParams.mTouchPositionCorrectionXs[index] = value;
} else if (type == 1) {
mParams.mTouchPositionCorrectionYs[index] = value;
} else {
mParams.mTouchPositionCorrectionRadii[index] = value;
}
}
} catch (NumberFormatException e) {
if (LatinImeLogger.sDBG) {
throw new RuntimeException(
"the number format for touch position correction data is invalid");
}
return false;
}
return true;
}
public KeyboardBuilder<KP> load(KeyboardId id) {
mParams.mId = id;
try {

View File

@ -68,6 +68,10 @@ public class KeyboardParams {
public int mMostCommonKeyHeight = 0;
public int mMostCommonKeyWidth = 0;
public float[] mTouchPositionCorrectionXs;
public float[] mTouchPositionCorrectionYs;
public float[] mTouchPositionCorrectionRadii;
protected void clearKeys() {
mKeys.clear();
mShiftKeys.clear();