summaryrefslogtreecommitdiffstats
path: root/src/declarative/graphicsitems/qdeclarativetext_p_p.h
blob: 3aea171a0b30558cdbf3189b736fa9124a3a2709 (plain)
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
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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 1.1, 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QDECLARATIVETEXT_P_H
#define QDECLARATIVETEXT_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include "qdeclarativeitem.h"
#include "private/qdeclarativeimplicitsizeitem_p_p.h"
#include "private/qdeclarativetextlayout_p.h"

#include <qdeclarative.h>

#include <QtGui/qtextlayout.h>

QT_BEGIN_NAMESPACE

class QTextLayout;
class QTextDocumentWithImageResources;

class Q_AUTOTEST_EXPORT QDeclarativeTextPrivate : public QDeclarativeImplicitSizeItemPrivate
{
    Q_DECLARE_PUBLIC(QDeclarativeText)
public:
    QDeclarativeTextPrivate();

    ~QDeclarativeTextPrivate();

    void updateSize();
    void updateLayout();
    bool determineHorizontalAlignment();
    bool setHAlign(QDeclarativeText::HAlignment, bool forceAlign = false);
    void mirrorChange();
    QTextDocument *textDocument();

    QString text;
    QFont font;
    QFont sourceFont;
    QColor  color;
    QDeclarativeText::TextStyle style;
    QColor  styleColor;
    QString activeLink;
    QDeclarativeText::HAlignment hAlign;
    QDeclarativeText::VAlignment vAlign;
    QDeclarativeText::TextElideMode elideMode;
    QDeclarativeText::TextFormat format;
    QDeclarativeText::WrapMode wrapMode;
    qreal lineHeight;
    QDeclarativeText::LineHeightMode lineHeightMode;
    int lineCount;
    bool truncated;
    int maximumLineCount;
    int maximumLineCountValid;
    QPointF elidePos;

    static QString elideChar;

    void invalidateImageCache();
    void checkImageCache();
    QPixmap imageCache;

    bool imageCacheDirty:1;
    bool updateOnComponentComplete:1;
    bool richText:1;
    bool singleline:1;
    bool cacheAllTextAsImage:1;
    bool internalWidthUpdate:1;
    bool requireImplicitWidth:1;
    bool hAlignImplicit:1;
    bool rightToLeftText:1;
    bool layoutTextElided:1;

    QRect layedOutTextRect;
    QSize paintedSize;
    qreal naturalWidth;
    virtual qreal implicitWidth() const;
    void ensureDoc();
    QPixmap textDocumentImage(bool drawStyle);
    QTextDocumentWithImageResources *doc;

    QRect setupTextLayout();
    QPixmap textLayoutImage(bool drawStyle);
    void drawTextLayout(QPainter *p, const QPointF &pos, bool drawStyle);
    QDeclarativeTextLayout layout;

    static QPixmap drawOutline(const QPixmap &source, const QPixmap &styleSource);
    static QPixmap drawOutline(const QPixmap &source, const QPixmap &styleSource, int yOffset);

    static inline QDeclarativeTextPrivate *get(QDeclarativeText *t) {
        return t->d_func();
    }
};

QT_END_NAMESPACE
#endif