1 | /* |
---|
2 | |
---|
3 | Copyright 2013 Adam Reichold |
---|
4 | Copyright 2013 Alexander Volkov |
---|
5 | |
---|
6 | This file is part of qpdfview. |
---|
7 | |
---|
8 | The implementation is based on KDjVu by Pino Toscano. |
---|
9 | |
---|
10 | qpdfview is free software: you can redistribute it and/or modify |
---|
11 | it under the terms of the GNU General Public License as published by |
---|
12 | the Free Software Foundation, either version 2 of the License, or |
---|
13 | (at your option) any later version. |
---|
14 | |
---|
15 | qpdfview is distributed in the hope that it will be useful, |
---|
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
18 | GNU General Public License for more details. |
---|
19 | |
---|
20 | You should have received a copy of the GNU General Public License |
---|
21 | along with qpdfview. If not, see <http://www.gnu.org/licenses/>. |
---|
22 | |
---|
23 | */ |
---|
24 | |
---|
25 | #ifndef DJVUMODEL_H |
---|
26 | #define DJVUMODEL_H |
---|
27 | |
---|
28 | #include <QHash> |
---|
29 | #include <QMutex> |
---|
30 | |
---|
31 | typedef struct ddjvu_context_s ddjvu_context_t; |
---|
32 | typedef struct ddjvu_format_s ddjvu_format_t; |
---|
33 | typedef struct ddjvu_document_s ddjvu_document_t; |
---|
34 | typedef struct ddjvu_pageinfo_s ddjvu_pageinfo_t; |
---|
35 | |
---|
36 | #include "model.h" |
---|
37 | |
---|
38 | namespace qpdfview |
---|
39 | { |
---|
40 | |
---|
41 | class DjVuPlugin; |
---|
42 | |
---|
43 | namespace Model |
---|
44 | { |
---|
45 | class DjVuPage : public Page |
---|
46 | { |
---|
47 | friend class DjVuDocument; |
---|
48 | |
---|
49 | public: |
---|
50 | ~DjVuPage(); |
---|
51 | |
---|
52 | QSizeF size() const; |
---|
53 | |
---|
54 | QImage render(qreal horizontalResolution, qreal verticalResolution, Rotation rotation, const QRect& boundingRect) const; |
---|
55 | |
---|
56 | QList< Link* > links() const; |
---|
57 | |
---|
58 | QString text(const QRectF& rect) const; |
---|
59 | |
---|
60 | QList< QRectF > search(const QString& text, bool matchCase, bool wholeWords) const; |
---|
61 | |
---|
62 | private: |
---|
63 | Q_DISABLE_COPY(DjVuPage) |
---|
64 | |
---|
65 | DjVuPage(const class DjVuDocument* parent, int index, const ddjvu_pageinfo_t& pageinfo); |
---|
66 | |
---|
67 | const class DjVuDocument* m_parent; |
---|
68 | |
---|
69 | int m_index; |
---|
70 | QSizeF m_size; |
---|
71 | int m_resolution; |
---|
72 | |
---|
73 | }; |
---|
74 | |
---|
75 | class DjVuDocument : public Document |
---|
76 | { |
---|
77 | friend class DjVuPage; |
---|
78 | friend class qpdfview::DjVuPlugin; |
---|
79 | |
---|
80 | public: |
---|
81 | ~DjVuDocument(); |
---|
82 | |
---|
83 | int numberOfPages() const; |
---|
84 | |
---|
85 | Page* page(int index) const; |
---|
86 | |
---|
87 | QStringList saveFilter() const; |
---|
88 | |
---|
89 | bool canSave() const; |
---|
90 | bool save(const QString& filePath, bool withChanges) const; |
---|
91 | |
---|
92 | void loadOutline(QStandardItemModel* outlineModel) const; |
---|
93 | void loadProperties(QStandardItemModel* propertiesModel) const; |
---|
94 | |
---|
95 | private: |
---|
96 | Q_DISABLE_COPY(DjVuDocument) |
---|
97 | |
---|
98 | DjVuDocument(QMutex* globalMutex, ddjvu_context_t* context, ddjvu_document_t* document); |
---|
99 | |
---|
100 | mutable QMutex m_mutex; |
---|
101 | mutable QMutex* m_globalMutex; |
---|
102 | |
---|
103 | ddjvu_context_t* m_context; |
---|
104 | ddjvu_document_t* m_document; |
---|
105 | ddjvu_format_t* m_format; |
---|
106 | |
---|
107 | QHash< QString, int > m_indexByName; |
---|
108 | |
---|
109 | void prepareIndexByName(); |
---|
110 | |
---|
111 | }; |
---|
112 | } |
---|
113 | |
---|
114 | class DjVuPlugin : public QObject, Plugin |
---|
115 | { |
---|
116 | Q_OBJECT |
---|
117 | Q_INTERFACES(qpdfview::Plugin) |
---|
118 | |
---|
119 | #if QT_VERSION >= QT_VERSION_CHECK(5,0,0) |
---|
120 | |
---|
121 | Q_PLUGIN_METADATA(IID "local.qpdfview.Plugin") |
---|
122 | |
---|
123 | #endif // QT_VERSION |
---|
124 | |
---|
125 | public: |
---|
126 | DjVuPlugin(QObject* parent = 0); |
---|
127 | |
---|
128 | Model::Document* loadDocument(const QString& filePath) const; |
---|
129 | |
---|
130 | private: |
---|
131 | mutable QMutex m_globalMutex; |
---|
132 | |
---|
133 | }; |
---|
134 | |
---|
135 | } // qpdfview |
---|
136 | |
---|
137 | #endif // DJVUMODEL_H |
---|