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42 #ifndef QTEXTDOCUMENTLAYOUT_P_H
43 #define QTEXTDOCUMENTLAYOUT_P_H
49 // This file is not part of the Qt API. It exists purely as an
50 // implementation detail. This header file may change from version to
51 // version without notice, or even be removed.
56 #include "QtGui/qabstracttextdocumentlayout.h"
57 #include "QtGui/qtextoption.h"
58 #include "QtGui/qtextobject.h"
62 class QTextListFormat;
64 class QTextDocumentLayoutPrivate;
66 class Q_AUTOTEST_EXPORT QTextDocumentLayout : public QAbstractTextDocumentLayout
68 Q_DECLARE_PRIVATE(QTextDocumentLayout)
70 Q_PROPERTY(int cursorWidth READ cursorWidth WRITE setCursorWidth)
71 Q_PROPERTY(qreal idealWidth READ idealWidth)
72 Q_PROPERTY(bool contentHasAlignment READ contentHasAlignment)
74 explicit QTextDocumentLayout(QTextDocument *doc);
76 // from the abstract layout
77 void draw(QPainter *painter, const PaintContext &context);
78 int hitTest(const QPointF &point, Qt::HitTestAccuracy accuracy) const;
80 int pageCount() const;
81 QSizeF documentSize() const;
83 void setCursorWidth(int width);
84 int cursorWidth() const;
86 // internal, to support the ugly FixedColumnWidth wordwrap mode in QTextEdit
87 void setFixedColumnWidth(int width);
89 // internal for QTextEdit's NoWrap mode
90 void setViewport(const QRectF &viewport);
92 virtual QRectF frameBoundingRect(QTextFrame *frame) const;
93 virtual QRectF blockBoundingRect(const QTextBlock &block) const;
96 int layoutStatus() const;
97 int dynamicPageCount() const;
98 QSizeF dynamicDocumentSize() const;
99 void ensureLayouted(qreal);
101 qreal idealWidth() const;
103 bool contentHasAlignment() const;
106 void documentChanged(int from, int oldLength, int length);
107 void resizeInlineObject(QTextInlineObject item, int posInDocument, const QTextFormat &format);
108 void positionInlineObject(QTextInlineObject item, int posInDocument, const QTextFormat &format);
109 void drawInlineObject(QPainter *p, const QRectF &rect, QTextInlineObject item,
110 int posInDocument, const QTextFormat &format);
111 virtual void timerEvent(QTimerEvent *e);
113 QRectF doLayout(int from, int oldLength, int length);
114 void layoutFinished();
119 #endif // QTEXTDOCUMENTLAYOUT_P_H