138 linhas
3.0 KiB
C
138 linhas
3.0 KiB
C
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/*
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Copyright 2012-2013 Adam Reichold
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This file is part of qpdfview.
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qpdfview is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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qpdfview is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with qpdfview. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PRESENTATIONVIEW_H
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#define PRESENTATIONVIEW_H
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#include <QGraphicsView>
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#include "renderparam.h"
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namespace qpdfview
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{
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namespace Model
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{
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class Page;
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}
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class Settings;
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class PageItem;
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class PresentationView : public QGraphicsView
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{
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Q_OBJECT
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public:
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PresentationView(const QVector< Model::Page* >& pages, QWidget* parent = 0);
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~PresentationView();
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int numberOfPages() const { return m_pages.count(); }
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int currentPage() const { return m_currentPage; }
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ScaleMode scaleMode() const { return m_scaleMode; }
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void setScaleMode(ScaleMode scaleMode);
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qreal scaleFactor() const { return m_scaleFactor; }
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void setScaleFactor(qreal scaleFactor);
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Rotation rotation() const { return m_rotation; }
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void setRotation(Rotation rotation);
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qpdfview::RenderFlags renderFlags() const { return m_renderFlags; }
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void setRenderFlags(qpdfview::RenderFlags renderFlags);
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signals:
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void currentPageChanged(int currentPage, bool trackChange = false);
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void scaleModeChanged(ScaleMode scaleMode);
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void scaleFactorChanged(qreal scaleFactor);
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void rotationChanged(Rotation rotation);
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void renderFlagsChanged(qpdfview::RenderFlags renderFlags);
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public slots:
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void show();
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void previousPage();
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void nextPage();
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void firstPage();
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void lastPage();
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void jumpToPage(int page, bool trackChange = true);
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void jumpBackward();
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void jumpForward();
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void zoomIn();
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void zoomOut();
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void originalSize();
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void rotateLeft();
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void rotateRight();
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protected slots:
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void on_prefetch_timeout();
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void on_pages_cropRectChanged();
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void on_pages_linkClicked(bool newTab, int page, qreal left, qreal top);
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protected:
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void resizeEvent(QResizeEvent* event);
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void keyPressEvent(QKeyEvent* event);
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void wheelEvent(QWheelEvent* event);
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private:
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Q_DISABLE_COPY(PresentationView)
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static Settings* s_settings;
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QTimer* m_prefetchTimer;
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QVector< Model::Page* > m_pages;
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int m_currentPage;
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QList< int > m_past;
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QList< int > m_future;
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ScaleMode m_scaleMode;
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qreal m_scaleFactor;
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Rotation m_rotation;
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qpdfview::RenderFlags m_renderFlags;
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QVector< PageItem* > m_pageItems;
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void preparePages();
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void prepareBackground();
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void prepareScene();
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void prepareView();
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};
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} // qpdfview
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#endif // PRESENTATIONVIEW_H
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