/*
* Copyright 2000-2014 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.softwrap.mapping;
import com.intellij.openapi.editor.*;
import org.jetbrains.annotations.NotNull;
class EditorPosition implements Cloneable {
public int logicalLine;
public int offset;
public int x;
private final Editor myEditor;
EditorPosition(@NotNull Editor editor) {
myEditor = editor;
}
EditorPosition(@NotNull LogicalPosition logical, int offset, @NotNull Editor editor) {
myEditor = editor;
logicalLine = logical.line;
this.offset = offset;
}
public void onNewLine() {
logicalLine++;
x = 0;
offset++;
}
/**
* Updates state of the current processing position in order to point it to the end offset of the given fold region.
*
* @param foldRegion fold region which end offset should be pointed by the current position
*/
public void advance(@NotNull FoldRegion foldRegion) {
offset = foldRegion.getEndOffset();
Document document = myEditor.getDocument();
int endOffsetLogicalLine = document.getLineNumber(foldRegion.getEndOffset());
if (logicalLine != endOffsetLogicalLine) {
int linesDiff = endOffsetLogicalLine - logicalLine;
logicalLine += linesDiff;
}
}
public void from(@NotNull EditorPosition position) {
logicalLine = position.logicalLine;
offset = position.offset;
x = position.x;
}
@Override
protected EditorPosition clone() {
EditorPosition result = new EditorPosition(myEditor);
result.logicalLine = logicalLine;
result.offset = offset;
result.x = x;
return result;
}
@Override
public String toString() {
return String.format("logical line: %d; offset: %d", logicalLine, offset);
}
}