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using System;
using System.Collections.Generic;
using Microsoft.VisualStudio.Text.Utilities;
namespace Microsoft.VisualStudio.Text.Implementation
{
/// <summary>
/// Information about the line breaks contained in an <see cref="StringRebuilderForChars"/>.
/// </summary>
public interface ILineBreaks
{
/// <summary>
/// The number of line breaks in the <see cref="StringRebuilderForChars"/>.
/// </summary>
int Length { get; }
/// <summary>
/// The starting position of the <paramref name="index"/>th line break.
/// </summary>
int StartOfLineBreak(int index);
/// <summary>
/// The starting position of the <paramref name="index"/>th line break.
/// </summary>
int EndOfLineBreak(int index);
}
public interface ILineBreaksEditor : ILineBreaks
{
/// <summary>
/// Add a line break at <paramref name="start"/> with <paramref name="length"/>
/// </summary>
void Add(int start, int length);
}
public interface IPooledLineBreaksEditor : ILineBreaksEditor
{
/// <summary>
/// If the internal list of line breaks has excess capacity, copy it to a correctly sized list and return the oversized
/// list to a pool that can be reused.
/// </summary>
/// <remarks>
/// This method should be called when using calling <see cref="LineBreakManager.CreatePooledLineBreakEditor(int)"/>.
/// </remarks>
void ReleasePooledLineBreaks();
}
}
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