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| |
| #ifndef QTEXTDOCUMENTLAYOUT_P_H |
| #define QTEXTDOCUMENTLAYOUT_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 "QtGui/qabstracttextdocumentlayout.h" |
| #include "QtGui/qtextoption.h" |
| #include "QtGui/qtextobject.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QTextListFormat; |
| class QTextTableCell; |
| class QTextDocumentLayoutPrivate; |
| |
| class Q_GUI_EXPORT QTextDocumentLayout : public QAbstractTextDocumentLayout |
| { |
| Q_DECLARE_PRIVATE(QTextDocumentLayout) |
| Q_OBJECT |
| Q_PROPERTY(int cursorWidth READ cursorWidth WRITE setCursorWidth) |
| Q_PROPERTY(qreal idealWidth READ idealWidth) |
| Q_PROPERTY(bool contentHasAlignment READ contentHasAlignment) |
| public: |
| explicit QTextDocumentLayout(QTextDocument *doc); |
| |
| // from the abstract layout |
| void draw(QPainter *painter, const PaintContext &context) Q_DECL_OVERRIDE; |
| int hitTest(const QPointF &point, Qt::HitTestAccuracy accuracy) const Q_DECL_OVERRIDE; |
| |
| int pageCount() const Q_DECL_OVERRIDE; |
| QSizeF documentSize() const Q_DECL_OVERRIDE; |
| |
| void setCursorWidth(int width); |
| int cursorWidth() const; |
| |
| // internal, to support the ugly FixedColumnWidth wordwrap mode in QTextEdit |
| void setFixedColumnWidth(int width); |
| |
| // internal for QTextEdit's NoWrap mode |
| void setViewport(const QRectF &viewport); |
| |
| virtual QRectF frameBoundingRect(QTextFrame *frame) const Q_DECL_OVERRIDE; |
| virtual QRectF blockBoundingRect(const QTextBlock &block) const Q_DECL_OVERRIDE; |
| QRectF tableBoundingRect(QTextTable *table) const; |
| QRectF tableCellBoundingRect(QTextTable *table, const QTextTableCell &cell) const; |
| |
| // #### |
| int layoutStatus() const; |
| int dynamicPageCount() const; |
| QSizeF dynamicDocumentSize() const; |
| void ensureLayouted(qreal); |
| |
| qreal idealWidth() const; |
| |
| bool contentHasAlignment() const; |
| |
| protected: |
| void documentChanged(int from, int oldLength, int length) Q_DECL_OVERRIDE; |
| void resizeInlineObject(QTextInlineObject item, int posInDocument, const QTextFormat &format) Q_DECL_OVERRIDE; |
| void positionInlineObject(QTextInlineObject item, int posInDocument, const QTextFormat &format) Q_DECL_OVERRIDE; |
| void drawInlineObject(QPainter *p, const QRectF &rect, QTextInlineObject item, |
| int posInDocument, const QTextFormat &format) Q_DECL_OVERRIDE; |
| virtual void timerEvent(QTimerEvent *e) Q_DECL_OVERRIDE; |
| private: |
| QRectF doLayout(int from, int oldLength, int length); |
| void layoutFinished(); |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QTEXTDOCUMENTLAYOUT_P_H |