1 | // Scintilla source code edit control |
2 | /** @file Position.h |
3 | ** Defines global type name Position in the Sci internal namespace. |
4 | **/ |
5 | // Copyright 2015 by Neil Hodgson <neilh@scintilla.org> |
6 | // The License.txt file describes the conditions under which this software may be distributed. |
7 | |
8 | #ifndef POSITION_H |
9 | #define POSITION_H |
10 | |
11 | #include<stddef.h> |
12 | |
13 | /** |
14 | * A Position is a position within a document between two characters or at the beginning or end. |
15 | * Sometimes used as a character index where it identifies the character after the position. |
16 | * A Line is a document or screen line. |
17 | */ |
18 | |
19 | namespace Sci { |
20 | |
21 | typedef ptrdiff_t Position; |
22 | typedef ptrdiff_t Line; |
23 | |
24 | inline constexpr Position invalidPosition = -1; |
25 | |
26 | } |
27 | |
28 | #endif |
29 | |