Merge "Add KeyboardParams class"

main
Tadashi G. Takaoka 2011-08-01 18:08:17 -07:00 committed by Android (Google) Code Review
commit 04bc5a369c
1 changed files with 100 additions and 0 deletions

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/*
* Copyright (C) 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.
*/
package com.android.inputmethod.keyboard.internal;
import android.graphics.drawable.Drawable;
import com.android.inputmethod.keyboard.Key;
import com.android.inputmethod.keyboard.KeyboardId;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
public class KeyboardParams {
public KeyboardId mId;
public int mTotalHeight;
public int mTotalWidth;
public int mHeight;
public int mWidth;
public int mTopPadding;
public int mBottomPadding;
public int mHorizontalEdgesPadding;
public int mHorizontalCenterPadding;
public int mDefaultRowHeight;
public int mDefaultKeyWidth;
public int mHorizontalGap;
public int mVerticalGap;
public boolean mIsRtlKeyboard;
public int mPopupKeyboardResId;
public int mMaxPopupColumn;
public int GRID_WIDTH;
public int GRID_HEIGHT;
public final List<Key> mKeys = new ArrayList<Key>();
public final List<Key> mShiftKeys = new ArrayList<Key>();
public final Set<Key> mShiftLockKeys = new HashSet<Key>();
public final Map<Key, Drawable> mShiftedIcons = new HashMap<Key, Drawable>();
public final Map<Key, Drawable> mUnshiftedIcons = new HashMap<Key, Drawable>();
public final KeyboardIconsSet mIconsSet = new KeyboardIconsSet();
public void addShiftKey(Key key) {
if (key == null) return;
mShiftKeys.add(key);
if (key.mSticky) {
mShiftLockKeys.add(key);
}
}
public void addShiftedIcon(Key key, Drawable icon) {
if (key == null) return;
mUnshiftedIcons.put(key, key.getIcon());
mShiftedIcons.put(key, icon);
}
/**
* Compute the most common key width in order to use it as proximity key detection threshold.
*
* @return The most common key width in the keyboard
*/
public int getMostCommonKeyWidth() {
final HashMap<Integer, Integer> histogram = new HashMap<Integer, Integer>();
int maxCount = 0;
int mostCommonWidth = 0;
for (final Key key : mKeys) {
final Integer width = key.mWidth + key.mHorizontalGap;
Integer count = histogram.get(width);
if (count == null)
count = 0;
histogram.put(width, ++count);
if (count > maxCount) {
maxCount = count;
mostCommonWidth = width;
}
}
return mostCommonWidth;
}
}