54 lines
1.7 KiB
Java
54 lines
1.7 KiB
Java
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/*
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* Copyright (C) 2006 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 android.text.method;
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/**
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* This transformation method causes any newline characters (\n) to be
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* displayed as spaces instead of causing line breaks, and causes
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* carriage return characters (\r) to have no appearance.
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*/
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public class SingleLineTransformationMethod
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extends ReplacementTransformationMethod {
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private static char[] ORIGINAL = new char[] { '\n', '\r' };
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private static char[] REPLACEMENT = new char[] { ' ', '\uFEFF' };
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/**
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* The characters to be replaced are \n and \r.
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*/
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protected char[] getOriginal() {
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return ORIGINAL;
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}
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/**
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* The character \n is replaced with is space;
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* the character \r is replaced with is FEFF (zero width space).
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*/
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protected char[] getReplacement() {
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return REPLACEMENT;
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}
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public static SingleLineTransformationMethod getInstance() {
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if (sInstance != null)
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return sInstance;
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sInstance = new SingleLineTransformationMethod();
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return sInstance;
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}
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private static SingleLineTransformationMethod sInstance;
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}
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