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
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSTYLE_P_H
#define QSTYLE_P_H
#include "private/qobject_p.h"
QT_BEGIN_NAMESPACE
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of qapplication_*.cpp, qwidget*.cpp and qfiledialog.cpp. This header
// file may change from version to version without notice, or even be removed.
//
// We mean it.
//
// Private class
class QStylePrivate: public QObjectPrivate
{
Q_DECLARE_PUBLIC(QStyle)
public:
inline QStylePrivate()
: layoutSpacingIndex(-1)
{ }
mutable int layoutSpacingIndex;
};
#define BEGIN_STYLE_PIXMAPCACHE(a) \
QRect rect = option->rect; \
QPixmap internalPixmapCache; \
QImage imageCache; \
QPainter *p = painter; \
QString unique = uniqueName((a), option, option->rect.size()); \
int txType = painter->deviceTransform().type() | painter->worldTransform().type(); \
bool doPixmapCache = UsePixmapCache && txType <= QTransform::TxTranslate; \
if (doPixmapCache && QPixmapCache::find(unique, internalPixmapCache)) { \
painter->drawPixmap(option->rect.topLeft(), internalPixmapCache); \
} else { \
if (doPixmapCache) { \
rect.setRect(0, 0, option->rect.width(), option->rect.height()); \
imageCache = QImage(option->rect.size(), QImage::Format_ARGB32_Premultiplied); \
imageCache.fill(0); \
p = new QPainter(&imageCache); \
}
#define END_STYLE_PIXMAPCACHE \
if (doPixmapCache) { \
p->end(); \
delete p; \
internalPixmapCache = QPixmap::fromImage(imageCache); \
painter->drawPixmap(option->rect.topLeft(), internalPixmapCache); \
QPixmapCache::insert(unique, internalPixmapCache); \
} \
}
QT_END_NAMESPACE
#endif //QSTYLE_P_H
|
