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45 lines
1.4 KiB
Java
45 lines
1.4 KiB
Java
/**
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* Copyright (C) 2011 Whisper Systems
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.thoughtcrime.securesms.util;
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public class SmsCharacterCalculator extends CharacterCalculator {
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public static final int SMS_SIZE = 160;
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public static final int MULTIPART_SMS_SIZE = 153;
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@Override
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public CharacterState calculateCharacters(int charactersSpent) {
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int maxMessageSize;
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if (charactersSpent <= SMS_SIZE) {
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maxMessageSize = SMS_SIZE;
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} else {
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maxMessageSize = MULTIPART_SMS_SIZE;
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}
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int messagesSpent = charactersSpent / maxMessageSize;
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if (((charactersSpent % maxMessageSize) > 0) || (messagesSpent == 0))
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messagesSpent++;
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int charactersRemaining = (maxMessageSize * messagesSpent) - charactersSpent;
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return new CharacterState(messagesSpent, charactersRemaining, maxMessageSize);
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}
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}
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