1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
|
/****************************************************************************
**
** Copyright (C) 2017 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Tobias König <tobias.koenig@kdab.com>
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtPDF module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QPDFVIEW_H
#define QPDFVIEW_H
#include <QtPdfWidgets/qtpdfwidgetsglobal.h>
#include <QtWidgets/qabstractscrollarea.h>
QT_BEGIN_NAMESPACE
class QPdfDocument;
class QPdfPageNavigation;
class QPdfViewPrivate;
class Q_PDF_WIDGETS_EXPORT QPdfView : public QAbstractScrollArea
{
Q_OBJECT
Q_PROPERTY(QPdfDocument* document READ document WRITE setDocument NOTIFY documentChanged)
Q_PROPERTY(PageMode pageMode READ pageMode WRITE setPageMode NOTIFY pageModeChanged)
Q_PROPERTY(ZoomMode zoomMode READ zoomMode WRITE setZoomMode NOTIFY zoomModeChanged)
Q_PROPERTY(qreal zoomFactor READ zoomFactor WRITE setZoomFactor NOTIFY zoomFactorChanged)
Q_PROPERTY(int pageSpacing READ pageSpacing WRITE setPageSpacing NOTIFY pageSpacingChanged)
Q_PROPERTY(QMargins documentMargins READ documentMargins WRITE setDocumentMargins NOTIFY documentMarginsChanged)
public:
enum PageMode
{
SinglePage,
MultiPage
};
Q_ENUM(PageMode)
enum ZoomMode
{
CustomZoom,
FitToWidth,
FitInView
};
Q_ENUM(ZoomMode)
explicit QPdfView(QWidget *parent = nullptr);
~QPdfView();
void setDocument(QPdfDocument *document);
QPdfDocument *document() const;
QPdfPageNavigation *pageNavigation() const;
PageMode pageMode() const;
ZoomMode zoomMode() const;
qreal zoomFactor() const;
int pageSpacing() const;
void setPageSpacing(int spacing);
QMargins documentMargins() const;
void setDocumentMargins(QMargins margins);
public Q_SLOTS:
void setPageMode(PageMode mode);
void setZoomMode(ZoomMode mode);
void setZoomFactor(qreal factor);
Q_SIGNALS:
void documentChanged(QPdfDocument *document);
void pageModeChanged(PageMode pageMode);
void zoomModeChanged(ZoomMode zoomMode);
void zoomFactorChanged(qreal zoomFactor);
void pageSpacingChanged(int pageSpacing);
void documentMarginsChanged(QMargins documentMargins);
protected:
explicit QPdfView(QPdfViewPrivate &, QWidget *);
void paintEvent(QPaintEvent *event) override;
void resizeEvent(QResizeEvent *event) override;
void scrollContentsBy(int dx, int dy) override;
private:
Q_DECLARE_PRIVATE(QPdfView)
};
QT_END_NAMESPACE
#endif // QPDFVIEW_H
|