| /* |
| * Copyright 2000-2011 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.openapi.editor.impl; |
| |
| import com.intellij.openapi.editor.ex.LineIterator; |
| |
| public class LineIteratorImpl implements LineIterator { |
| private int myLineIndex = 0; |
| private final LineSet myLineSet; |
| |
| LineIteratorImpl(LineSet lineSet) { |
| myLineSet = lineSet; |
| } |
| |
| @Override |
| public void start(int startOffset) { |
| myLineIndex = myLineSet.findLineIndex(startOffset); |
| } |
| |
| @Override |
| public int getStart() { |
| return myLineSet.getLineStart(myLineIndex); |
| } |
| |
| @Override |
| public int getEnd() { |
| return myLineSet.getLineEnd(myLineIndex); |
| } |
| |
| @Override |
| public int getSeparatorLength() { |
| return myLineSet.getSeparatorLength(myLineIndex); |
| } |
| |
| @Override |
| public int getLineNumber() { |
| return myLineIndex; |
| } |
| |
| @Override |
| public void advance() { |
| myLineIndex++; |
| } |
| |
| @Override |
| public boolean atEnd() { |
| return myLineIndex >= myLineSet.getLineCount() || myLineIndex < 0; |
| } |
| |
| |
| } |