1/***************************************************************************
2 * Copyright (C) 2005-2014 by the Quassel Project *
3 * devel@quassel-irc.org *
4 * *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
9 * *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
14 * *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
20
21#ifndef CHATVIEWSEARCHCONTROLLER_H
22#define CHATVIEWSEARCHCONTROLLER_H
23
24#include <QObject>
25#include <QHash>
26#include <QPointer>
27#include <QString>
28#include <QTimeLine>
29
30#include "chatscene.h"
31#include "message.h"
32
33class QGraphicsItem;
34class ChatLine;
35class SearchHighlightItem;
36
37class ChatViewSearchController : public QObject
38{
39 Q_OBJECT
40
41public:
42 ChatViewSearchController(QObject *parent = 0);
43
44 inline const QString &searchString() const { return _searchString; }
45
46 void setScene(ChatScene *scene);
47
48public slots:
49 void setSearchString(const QString &searchString);
50 void setCaseSensitive(bool caseSensitive);
51 void setSearchSenders(bool searchSenders);
52 void setSearchMsgs(bool searchMsgs);
53 void setSearchOnlyRegularMsgs(bool searchOnlyRegularMsgs);
54
55 void highlightNext();
56 void highlightPrev();
57
58private slots:
59 void sceneDestroyed();
60 void updateHighlights(bool reuse = false);
61
62 void repositionHighlights();
63 void repositionHighlights(ChatLine *line);
64
65signals:
66 void newCurrentHighlight(QGraphicsItem *highlightItem);
67
68private:
69 QString _searchString;
70 ChatScene *_scene;
71 QList<SearchHighlightItem *> _highlightItems;
72 int _currentHighlight;
73
74 bool _caseSensitive;
75 bool _searchSenders;
76 bool _searchMsgs;
77 bool _searchOnlyRegularMsgs;
78
79 inline Qt::CaseSensitivity caseSensitive() const { return _caseSensitive ? Qt::CaseSensitive : Qt::CaseInsensitive; }
80
81 inline bool checkType(Message::Type type) const { return type & (Message::Plain | Message::Notice | Message::Action); }
82
83 void checkMessagesForHighlight(int start = 0, int end = -1);
84 void highlightLine(ChatLine *line);
85 void updateHighlights(ChatLine *line);
86};
87
88
89// Highlight Items
90#include <QGraphicsItem>
91
92class SearchHighlightItem : public QObject, public QGraphicsItem
93{
94 Q_OBJECT
95#if QT_VERSION >= 0x040600
96 Q_INTERFACES(QGraphicsItem)
97#endif
98
99public :
100 SearchHighlightItem(QRectF wordRect, QGraphicsItem *parent = 0);
101 virtual inline QRectF boundingRect() const { return _boundingRect; }
102 void updateGeometry(qreal width, qreal height);
103 virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
104 enum { Type = ChatScene::SearchHighlightType };
105 virtual inline int type() const { return Type; }
106
107 void setHighlighted(bool highlighted);
108
109 static bool firstInLine(QGraphicsItem *item1, QGraphicsItem *item2);
110
111private slots:
112 void updateHighlight(qreal value);
113
114private:
115 QRectF _boundingRect;
116 bool _highlighted;
117 int _alpha;
118 QTimeLine _timeLine;
119};
120
121
122#endif //CHATVIEWSEARCHCONTROLLER_H
123