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| ** This file is part of the QtPDF module of the Qt Toolkit. |
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| |
| #ifndef QQUICKPDFNAVIGATIONSTACK_P_H |
| #define QQUICKPDFNAVIGATIONSTACK_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 "qquickpdfdocument_p.h" |
| #include "../api/qpdfdestination_p.h" |
| |
| #include <QtQml/qqml.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QQuickPdfNavigationStack : public QObject |
| { |
| Q_OBJECT |
| Q_PROPERTY(int currentPage READ currentPage NOTIFY currentPageChanged) |
| Q_PROPERTY(QPointF currentLocation READ currentLocation NOTIFY currentLocationChanged) |
| Q_PROPERTY(qreal currentZoom READ currentZoom NOTIFY currentZoomChanged) |
| Q_PROPERTY(bool backAvailable READ backAvailable NOTIFY backAvailableChanged) |
| Q_PROPERTY(bool forwardAvailable READ forwardAvailable NOTIFY forwardAvailableChanged) |
| |
| public: |
| explicit QQuickPdfNavigationStack(QObject *parent = nullptr); |
| |
| Q_INVOKABLE void push(int page, QPointF location, qreal zoom, bool emitJumped = true); |
| Q_INVOKABLE void update(int page, QPointF location, qreal zoom); |
| Q_INVOKABLE void forward(); |
| Q_INVOKABLE void back(); |
| |
| int currentPage() const; |
| QPointF currentLocation() const; |
| qreal currentZoom() const; |
| |
| bool backAvailable() const; |
| bool forwardAvailable() const; |
| |
| Q_SIGNALS: |
| void currentPageChanged(); |
| void currentLocationChanged(); |
| void currentZoomChanged(); |
| void backAvailableChanged(); |
| void forwardAvailableChanged(); |
| void jumped(int page, QPointF location, qreal zoom); |
| |
| private: |
| QVector<QExplicitlySharedDataPointer<QPdfDestinationPrivate>> m_pageHistory; |
| int m_currentHistoryIndex = 0; |
| bool m_changing = false; |
| |
| Q_DISABLE_COPY(QQuickPdfNavigationStack) |
| }; |
| |
| QT_END_NAMESPACE |
| |
| QML_DECLARE_TYPE(QQuickPdfNavigationStack) |
| |
| #endif // QQUICKPDFNAVIGATIONSTACK_P_H |