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katelinerange.h
1 /* This file is part of the KDE libraries
2  Copyright (C) 2002,2003 Hamish Rodda <rodda@kde.org>
3  Copyright (C) 2003 Anakim Border <aborder@sources.sourceforge.net>
4 
5  This library is free software; you can redistribute it and/or
6  modify it under the terms of the GNU Library General Public
7  License version 2 as published by the Free Software Foundation.
8 
9  This library is distributed in the hope that it will be useful,
10  but WITHOUT ANY WARRANTY; without even the implied warranty of
11  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  Library General Public License for more details.
13 
14  You should have received a copy of the GNU Library General Public License
15  along with this library; see the file COPYING.LIB. If not, write to
16  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17  Boston, MA 02110-1301, USA.
18 */
19 
20 #ifndef _KATE_LINERANGE_H_
21 #define _KATE_LINERANGE_H_
22 
23 #include "katecursor.h"
24 
25 class KateLineRange
26 {
27  public:
28  KateLineRange();
29  virtual ~KateLineRange ();
30 
31  void clear();
32 
33  inline bool includesCursor (const KateTextCursor& realCursor) const
34  {
35  return realCursor.line() == line && realCursor.col() >= startCol && (!wrap || realCursor.col() < endCol);
36  }
37 
38  inline int xOffset () const
39  {
40  return startX ? shiftX : 0;
41  }
42 
43  friend bool operator> (const KateLineRange& r, const KateTextCursor& c);
44  friend bool operator>= (const KateLineRange& r, const KateTextCursor& c);
45  friend bool operator< (const KateLineRange& r, const KateTextCursor& c);
46  friend bool operator<= (const KateLineRange& r, const KateTextCursor& c);
47 
48  int line;
49  int virtualLine;
50  int startCol;
51  int endCol;
52  int startX;
53  int endX;
54 
55  bool dirty;
56  int viewLine;
57  bool wrap;
58  bool startsInvisibleBlock;
59 
60  // This variable is used as follows:
61  // non-dynamic-wrapping mode: unused
62  // dynamic wrapping mode:
63  // first viewLine of a line: the X position of the first non-whitespace char
64  // subsequent viewLines: the X offset from the left of the display.
65  //
66  // this is used to provide a dynamic-wrapping-retains-indent feature.
67  int shiftX;
68 };
69 
70 #endif
KateTextCursor
Simple cursor class with no document pointer.
Definition: katecursor.h:33
KStdAction::clear
KAction * clear(const TQObject *recvr, const char *slot, KActionCollection *parent, const char *name=0)

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