xref: /glogg/src/marks.cpp (revision 6e2e573c451ec24d720c967fab68538eaa3f3ab5)
1 /*
2  * Copyright (C) 2011 Nicolas Bonnefon and other contributors
3  *
4  * This file is part of glogg.
5  *
6  * glogg is free software: you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation, either version 3 of the License, or
9  * (at your option) any later version.
10  *
11  * glogg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with glogg.  If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #include "marks.h"
21 
22 #include "log.h"
23 #include "utils.h"
24 
25 // This file implements the list of marks for a file.
26 // It is implemented as a QList which is kept in order when inserting,
27 // it is simpler than something fancy like a heap, and insertion are
28 // not done very often anyway.  Oh and we need to iterate through the
29 // list, disqualifying a straight heap.
30 
31 Marks::Marks() : marks_()
32 {
33 }
34 
35 void Marks::addMark( qint64 line, QChar mark )
36 {
37     // Look for the index immediately before
38     int index;
39     if ( ! lookupLineNumber< QList<Mark> >( marks_, line, &index ) )
40     {
41         // If a mark is not already set for this line
42         LOG(logDEBUG) << "Inserting mark at line " << line
43             << " (index " << index << ")";
44         marks_.insert( index, Mark( line ) );
45     }
46     else
47     {
48         LOG(logERROR) << "Trying to add an existing mark at line " << line;
49     }
50 
51     // 'mark' is not used yet
52     mark = mark;
53 }
54 
55 qint64 Marks::getMark( QChar mark ) const
56 {
57     // 'mark' is not used yet
58     mark = mark;
59 
60     return 0;
61 }
62 
63 bool Marks::isLineMarked( qint64 line ) const
64 {
65     int index;
66     return lookupLineNumber< QList<Mark> >( marks_, line, &index );
67 }
68 
69 void Marks::deleteMark( QChar mark )
70 {
71     // 'mark' is not used yet
72     mark = mark;
73 }
74 
75 void Marks::deleteMark( qint64 line )
76 {
77     int index;
78 
79     if ( lookupLineNumber< QList<Mark> >( marks_, line, &index ) )
80     {
81         marks_.removeAt( index );
82     }
83 }
84 
85 void Marks::clear()
86 {
87     marks_.clear();
88 }
89