125 lines
3.8 KiB
Java
125 lines
3.8 KiB
Java
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License
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*/
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package com.android.inputmethod.keyboard;
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import com.android.inputmethod.annotations.UsedForTesting;
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import java.util.ArrayList;
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import java.util.List;
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import javax.annotation.Nonnull;
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/**
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* KeyboardLayout maintains the keyboard layout information.
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*/
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public class KeyboardLayout {
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private final int[] mKeyCodes;
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private final int[] mKeyXCoordinates;
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private final int[] mKeyYCoordinates;
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private final int[] mKeyWidths;
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private final int[] mKeyHeights;
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public final int mMostCommonKeyWidth;
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public final int mMostCommonKeyHeight;
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public final int mKeyboardWidth;
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public final int mKeyboardHeight;
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public KeyboardLayout(ArrayList<Key> layoutKeys, int mostCommonKeyWidth,
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int mostCommonKeyHeight, int keyboardWidth, int keyboardHeight) {
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mMostCommonKeyWidth = mostCommonKeyWidth;
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mMostCommonKeyHeight = mostCommonKeyHeight;
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mKeyboardWidth = keyboardWidth;
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mKeyboardHeight = keyboardHeight;
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mKeyCodes = new int[layoutKeys.size()];
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mKeyXCoordinates = new int[layoutKeys.size()];
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mKeyYCoordinates = new int[layoutKeys.size()];
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mKeyWidths = new int[layoutKeys.size()];
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mKeyHeights = new int[layoutKeys.size()];
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for (int i = 0; i < layoutKeys.size(); i++) {
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Key key = layoutKeys.get(i);
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mKeyCodes[i] = Character.toLowerCase(key.getCode());
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mKeyXCoordinates[i] = key.getX();
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mKeyYCoordinates[i] = key.getY();
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mKeyWidths[i] = key.getWidth();
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mKeyHeights[i] = key.getHeight();
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}
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}
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@UsedForTesting
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public int[] getKeyCodes() {
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return mKeyCodes;
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}
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/**
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* The x-coordinate for the top-left corner of the keys.
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*
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*/
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public int[] getKeyXCoordinates() {
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return mKeyXCoordinates;
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}
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/**
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* The y-coordinate for the top-left corner of the keys.
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*/
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public int[] getKeyYCoordinates() {
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return mKeyYCoordinates;
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}
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/**
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* The widths of the keys which are smaller than the true hit-area due to the gaps
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* between keys. The mostCommonKey(Width/Height) represents the true key width/height
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* including the gaps.
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*/
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public int[] getKeyWidths() {
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return mKeyWidths;
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}
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/**
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* The heights of the keys which are smaller than the true hit-area due to the gaps
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* between keys. The mostCommonKey(Width/Height) represents the true key width/height
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* including the gaps.
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*/
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public int[] getKeyHeights() {
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return mKeyHeights;
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}
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/**
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* Factory method to create {@link KeyboardLayout} objects.
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*/
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public static KeyboardLayout newKeyboardLayout(@Nonnull final List<Key> sortedKeys,
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int mostCommonKeyWidth, int mostCommonKeyHeight,
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int occupiedWidth, int occupiedHeight) {
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final ArrayList<Key> layoutKeys = new ArrayList<Key>();
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for (final Key key : sortedKeys) {
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if (!ProximityInfo.needsProximityInfo(key)) {
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continue;
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}
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if (key.getCode() != ',') {
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layoutKeys.add(key);
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}
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}
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return new KeyboardLayout(layoutKeys, mostCommonKeyWidth,
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mostCommonKeyHeight, occupiedWidth, occupiedHeight);
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}
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}
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