1 // Commit: 6e5a642c9484536fc173714f560f739944368cf5
2 /****************************************************************************
4 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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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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15 ** file. Please review the following information to ensure the GNU Lesser
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23 ** GNU General Public License Usage
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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/qabstracttextdocumentlayout.h>
62 #include <QtGui/qtextlayout.h>
67 class QQuickTextDocumentWithImageResources;
68 class QSGPlainTexture;
70 class Q_AUTOTEST_EXPORT QQuickTextPrivate : public QQuickImplicitSizeItemPrivate
72 Q_DECLARE_PUBLIC(QQuickText)
80 bool determineHorizontalAlignment();
81 bool setHAlign(QQuickText::HAlignment, bool forceAlign = false);
83 QTextDocument *textDocument();
84 bool isLineLaidOutConnected();
91 QQuickText::TextStyle style;
94 QQuickText::HAlignment hAlign;
95 QQuickText::VAlignment vAlign;
96 QQuickText::TextElideMode elideMode;
97 QQuickText::TextFormat format;
98 QQuickText::WrapMode wrapMode;
100 QQuickText::LineHeightMode lineHeightMode;
102 int maximumLineCount;
103 int maximumLineCountValid;
106 static QString elideChar;
109 bool invalidateImageCache();
110 void checkImageCache();
114 bool imageCacheDirty:1;
115 bool updateOnComponentComplete:1;
119 bool cacheAllTextAsImage:1;
120 bool disableDistanceField:1;
121 bool internalWidthUpdate:1;
122 bool requireImplicitWidth:1;
124 bool hAlignImplicit:1;
125 bool rightToLeftText:1;
126 bool layoutTextElided:1;
127 bool richTextAsImage:1;
128 bool textureImageCacheDirty:1;
129 bool textHasChanged:1;
131 QRect layedOutTextRect;
134 virtual qreal getImplicitWidth() const;
137 QPixmap textDocumentImage(bool drawStyle);
138 QQuickTextDocumentWithImageResources *doc;
140 QRect setupTextLayout();
141 void setupCustomLineGeometry(QTextLine &line, qreal &height, qreal elideWidth);
142 QPixmap textLayoutImage(bool drawStyle);
143 void drawTextLayout(QPainter *p, const QPointF &pos, bool drawStyle);
144 bool isLinkActivatedConnected();
145 QString anchorAt(const QPointF &pos);
147 QTextLayout *elipsisLayout;
148 QQuickTextLine *textLine;
150 static QPixmap drawOutline(const QPixmap &source, const QPixmap &styleSource);
151 static QPixmap drawOutline(const QPixmap &source, const QPixmap &styleSource, int yOffset);
153 static inline QQuickTextPrivate *get(QQuickText *t) {
164 #if defined(Q_OS_MAC)
165 QList<QRectF> linesRects;
166 QThread *layoutThread;
167 QThread *paintingThread;
171 class QDeclarativePixmap;
172 class QQuickTextDocumentWithImageResources : public QTextDocument, public QTextObjectInterface
175 Q_INTERFACES(QTextObjectInterface)
177 QQuickTextDocumentWithImageResources(QQuickItem *parent);
178 virtual ~QQuickTextDocumentWithImageResources();
180 void setText(const QString &);
181 int resourcesLoading() const { return outstanding; }
183 void clearResources();
187 QSizeF intrinsicSize(QTextDocument *doc, int posInDocument, const QTextFormat &format);
188 void drawObject(QPainter *p, const QRectF &rect, QTextDocument *doc, int posInDocument, const QTextFormat &format);
190 QImage image(const QTextImageFormat &format);
192 void setBaseUrl(const QUrl &url, bool clear = true);
198 QVariant loadResource(int type, const QUrl &name);
200 QDeclarativePixmap *loadPixmap(QDeclarativeContext *context, const QUrl &name);
203 void requestFinished();
206 QHash<QUrl, QDeclarativePixmap *> m_resources;
210 static QSet<QUrl> errors;
215 #endif // QQUICKTEXT_P_P_H