You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
55 lines
1.4 KiB
55 lines
1.4 KiB
// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt) |
|
// This code is distributed under MIT license (for details please see \doc\license.txt) |
|
|
|
using System; |
|
|
|
namespace ICSharpCode.Editor |
|
{ |
|
/// <summary> |
|
/// An (Offset,Length)-pair. |
|
/// </summary> |
|
public interface ISegment |
|
{ |
|
/// <summary> |
|
/// Gets the start offset of the segment. |
|
/// </summary> |
|
int Offset { get; } |
|
|
|
/// <summary> |
|
/// Gets the length of the segment. |
|
/// </summary> |
|
/// <remarks>Must not be negative.</remarks> |
|
int Length { get; } |
|
|
|
/// <summary> |
|
/// Gets the end offset of the segment. |
|
/// </summary> |
|
/// <remarks>EndOffset = Offset + Length;</remarks> |
|
int EndOffset { get; } |
|
} |
|
|
|
public static class ISegmentExtensions |
|
{ |
|
/// <summary> |
|
/// True, if the segment contains the specified offset, false otherwise. |
|
/// </summary> |
|
/// <param name='offset'> |
|
/// The offset. |
|
/// </param> |
|
public static bool Contains (this ISegment segment, int offset) |
|
{ |
|
return segment.Offset <= offset && offset < segment.EndOffset; |
|
} |
|
|
|
/// <summary> |
|
/// True, if the segment contains the specified segment, false otherwise. |
|
/// </summary> |
|
/// <param name='segment'> |
|
/// The segment. |
|
/// </param> |
|
public static bool Contains (this ISegment thisSegment, ISegment segment) |
|
{ |
|
return segment != null && thisSegment.Offset <= segment.Offset && segment.EndOffset <= thisSegment.EndOffset; |
|
} |
|
} |
|
}
|
|
|