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move ComposedData to Kotlin
and add method to create ComposedData for a given word
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parent
d9a779a66e
commit
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2 changed files with 55 additions and 56 deletions
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/*
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* Copyright (C) 2014 The Android Open Source Project
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* modified
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* SPDX-License-Identifier: Apache-2.0 AND GPL-3.0-only
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*/
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package helium314.keyboard.latin.common;
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import androidx.annotation.NonNull;
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/**
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* An immutable class that encapsulates a snapshot of word composition data.
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*/
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public class ComposedData {
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@NonNull
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public final InputPointers mInputPointers;
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public final boolean mIsBatchMode;
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@NonNull
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public final String mTypedWord;
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public ComposedData(@NonNull final InputPointers inputPointers, final boolean isBatchMode,
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@NonNull final String typedWord) {
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mInputPointers = inputPointers;
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mIsBatchMode = isBatchMode;
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mTypedWord = typedWord;
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}
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/**
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* Copy the code points in the typed word to a destination array of ints.
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*
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* If the array is too small to hold the code points in the typed word, nothing is copied and
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* -1 is returned.
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*
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* @param destination the array of ints.
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* @return the number of copied code points.
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*/
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public int copyCodePointsExceptTrailingSingleQuotesAndReturnCodePointCount(
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@NonNull final int[] destination) {
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// lastIndex is exclusive
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final int lastIndex = mTypedWord.length()
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- StringUtils.getTrailingSingleQuotesCount(mTypedWord);
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if (lastIndex <= 0) {
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// The string is empty or contains only single quotes.
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return 0;
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}
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// The following function counts the number of code points in the text range which begins
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// at index 0 and extends to the character at lastIndex.
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final int codePointSize = Character.codePointCount(mTypedWord, 0, lastIndex);
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if (codePointSize > destination.length) {
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return -1;
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}
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return StringUtils.copyCodePointsAndReturnCodePointCount(destination, mTypedWord, 0,
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lastIndex, true /* downCase */);
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}
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}
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@ -0,0 +1,55 @@
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/*
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* Copyright (C) 2014 The Android Open Source Project
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* modified
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* SPDX-License-Identifier: Apache-2.0 AND GPL-3.0-only
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*/
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package helium314.keyboard.latin.common
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import helium314.keyboard.latin.WordComposer
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/** An immutable class that encapsulates a snapshot of word composition data. */
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class ComposedData(
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@JvmField val mInputPointers: InputPointers,
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@JvmField val mIsBatchMode: Boolean,
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@JvmField val mTypedWord: String
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) {
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/**
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* Copy the code points in the typed word to a destination array of ints.
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*
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* If the array is too small to hold the code points in the typed word, nothing is copied and
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* -1 is returned.
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*
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* @param destination the array of ints.
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* @return the number of copied code points.
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*/
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fun copyCodePointsExceptTrailingSingleQuotesAndReturnCodePointCount(
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destination: IntArray
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): Int {
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// lastIndex is exclusive
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val lastIndex = (mTypedWord.length - StringUtils.getTrailingSingleQuotesCount(mTypedWord))
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if (lastIndex <= 0) {
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return 0 // The string is empty or contains only single quotes.
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}
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// The following function counts the number of code points in the text range which begins
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// at index 0 and extends to the character at lastIndex.
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val codePointSize = Character.codePointCount(mTypedWord, 0, lastIndex)
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if (codePointSize > destination.size) {
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return -1
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}
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return StringUtils.copyCodePointsAndReturnCodePointCount(
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destination, mTypedWord, 0, lastIndex, true
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)
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}
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companion object {
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fun createForWord(word: String): ComposedData {
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val codePoints = StringUtils.toCodePointArray(word)
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val coordinates = CoordinateUtils.newCoordinateArray(codePoints.size)
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for (i in codePoints.indices) {
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CoordinateUtils.setXYInArray(coordinates, i, Constants.NOT_A_COORDINATE, Constants.NOT_A_COORDINATE)
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}
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return WordComposer().apply { setComposingWord(codePoints, coordinates) }.composedDataSnapshot
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}
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}
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}
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