1 // Commit: 6e5a642c9484536fc173714f560f739944368cf5
2 /****************************************************************************
4 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
5 ** All rights reserved.
6 ** Contact: Nokia Corporation (qt-info@nokia.com)
8 ** This file is part of the QtDeclarative module of the Qt Toolkit.
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11 ** GNU Lesser General Public License Usage
12 ** This file may be used under the terms of the GNU Lesser General Public
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14 ** appearing in the file LICENSE.LGPL included in the packaging of this
15 ** file. Please review the following information to ensure the GNU Lesser
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19 ** In addition, as a special exception, Nokia gives you certain additional
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21 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
23 ** GNU General Public License Usage
24 ** Alternatively, this file may be used under the terms of the GNU General
25 ** Public License version 3.0 as published by the Free Software Foundation
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27 ** file. Please review the following information to ensure the GNU General
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41 ****************************************************************************/
43 #ifndef QQUICKTEXT_P_P_H
44 #define QQUICKTEXT_P_P_H
50 // This file is not part of the Qt API. It exists purely as an
51 // implementation detail. This header file may change from version to
52 // version without notice, or even be removed.
57 #include "qquicktext_p.h"
58 #include "qquickimplicitsizeitem_p_p.h"
60 #include <QtDeclarative/qdeclarative.h>
61 #include <QtGui/qtextlayout.h>
66 class QQuickTextDocumentWithImageResources;
67 class QSGPlainTexture;
69 class Q_AUTOTEST_EXPORT QQuickTextPrivate : public QQuickImplicitSizeItemPrivate
71 Q_DECLARE_PUBLIC(QQuickText)
79 bool determineHorizontalAlignment();
80 bool setHAlign(QQuickText::HAlignment, bool forceAlign = false);
82 QTextDocument *textDocument();
83 bool isLineLaidOutConnected();
89 QQuickText::TextStyle style;
92 QQuickText::HAlignment hAlign;
93 QQuickText::VAlignment vAlign;
94 QQuickText::TextElideMode elideMode;
95 QQuickText::TextFormat format;
96 QQuickText::WrapMode wrapMode;
98 QQuickText::LineHeightMode lineHeightMode;
100 int maximumLineCount;
101 int maximumLineCountValid;
104 static QString elideChar;
106 void invalidateImageCache();
107 void checkImageCache();
111 bool imageCacheDirty:1;
112 bool updateOnComponentComplete:1;
116 bool cacheAllTextAsImage:1;
117 bool internalWidthUpdate:1;
118 bool requireImplicitWidth:1;
120 bool hAlignImplicit:1;
121 bool rightToLeftText:1;
122 bool layoutTextElided:1;
123 bool richTextAsImage:1;
124 bool textureImageCacheDirty:1;
125 bool textHasChanged:1;
127 QRect layedOutTextRect;
130 virtual qreal getImplicitWidth() const;
133 QPixmap textDocumentImage(bool drawStyle);
134 QQuickTextDocumentWithImageResources *doc;
136 QRect setupTextLayout();
137 void setupCustomLineGeometry(QTextLine &line, qreal &height, qreal elideWidth);
138 QPixmap textLayoutImage(bool drawStyle);
139 void drawTextLayout(QPainter *p, const QPointF &pos, bool drawStyle);
140 bool isLinkActivatedConnected();
141 QString anchorAt(const QPointF &pos);
143 QTextLayout *elipsisLayout;
144 QList<QRectF> linesRects;
145 QQuickTextLine *textLine;
147 static QPixmap drawOutline(const QPixmap &source, const QPixmap &styleSource);
148 static QPixmap drawOutline(const QPixmap &source, const QPixmap &styleSource, int yOffset);
150 static inline QQuickTextPrivate *get(QQuickText *t) {
161 #if defined(Q_OS_MAC)
162 QThread *layoutThread;
163 QThread *paintingThread;
167 class QDeclarativePixmap;
168 class QQuickTextDocumentWithImageResources : public QTextDocument {
172 QQuickTextDocumentWithImageResources(QQuickItem *parent);
173 virtual ~QQuickTextDocumentWithImageResources();
175 void setText(const QString &);
176 int resourcesLoading() const { return outstanding; }
178 void clearResources();
183 QVariant loadResource(int type, const QUrl &name);
186 void requestFinished();
189 QHash<QUrl, QDeclarativePixmap *> m_resources;
192 static QSet<QUrl> errors;
197 #endif // QQUICKTEXT_P_P_H