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- /*
- * Copyright (c) 2006-2015 DMDirc Developers
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
- package com.dmdirc;
-
- import com.dmdirc.commandparser.parsers.CommandParser;
- import com.dmdirc.interfaces.InputModel;
- import com.dmdirc.ui.input.TabCompleter;
-
- import java.util.ArrayList;
- import java.util.List;
- import java.util.function.Consumer;
- import java.util.function.Supplier;
-
- /**
- * Basic implementation of {@link InputModel}.
- */
- public class DefaultInputModel implements InputModel {
-
- private final Consumer<String> lineConsumer;
- private final CommandParser commandParser;
- private final TabCompleter tabCompleter;
- private final Supplier<Integer> lineLengthSupplier;
-
- public DefaultInputModel(final Consumer<String> lineConsumer, final CommandParser commandParser,
- final TabCompleter tabCompleter, final Supplier<Integer> lineLengthSupplier) {
- this.lineConsumer = lineConsumer;
- this.commandParser = commandParser;
- this.tabCompleter = tabCompleter;
- this.lineLengthSupplier = lineLengthSupplier;
- }
-
- @Override
- public void sendLine(final String line) {
- lineConsumer.accept(line);
- }
-
- @Override
- public CommandParser getCommandParser() {
- return commandParser;
- }
-
- @Override
- public TabCompleter getTabCompleter() {
- return tabCompleter;
- }
-
- @Override
- public int getMaxLineLength() {
- return lineLengthSupplier.get();
- }
-
- @Override
- public List<String> splitLine(final String line) {
- final List<String> result = new ArrayList<>();
-
- if (line.indexOf('\n') > -1) {
- for (String part : line.split("\n")) {
- result.addAll(splitLine(part));
- }
- } else {
- final StringBuilder remaining = new StringBuilder(line);
-
- while (getMaxLineLength() > -1 && remaining.toString().getBytes().length
- > getMaxLineLength()) {
- int number = Math.min(remaining.length(), getMaxLineLength());
-
- while (remaining.substring(0, number).getBytes().length > getMaxLineLength()) {
- number--;
- }
-
- result.add(remaining.substring(0, number));
- remaining.delete(0, number);
- }
-
- result.add(remaining.toString());
- }
-
- return result;
- }
-
- @Override
- public final int getNumLines(final String line) {
- final String[] splitLines = line.split("(\n|\r\n|\r)", Integer.MAX_VALUE);
- int lines = 0;
-
- for (String splitLine : splitLines) {
- if (getMaxLineLength() <= 0) {
- lines++;
- } else {
- lines += (int) Math.ceil(splitLine.getBytes().length
- / (double) getMaxLineLength());
- }
- }
-
- return lines;
- }
-
- }
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