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/*
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* This program 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 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef UBDOCUMENTNAVIGATOR_H
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#define UBDOCUMENTNAVIGATOR_H
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#include <QResizeEvent>
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#include <QGraphicsView>
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#include <QGraphicsScene>
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#include <QMouseEvent>
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#include <QThread>
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#include "document/UBDocumentProxy.h"
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#include "UBThumbnailWidget.h"
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#define NO_PAGESELECTED -1
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class UBDocumentNavigator : public QGraphicsView
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{
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Q_OBJECT
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public:
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UBDocumentNavigator(QWidget* parent=0, const char* name="documentNavigator");
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~UBDocumentNavigator();
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void setDocument(UBDocumentProxy* document);
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void setNbColumns(int nbColumns);
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int nbColumns();
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void setThumbnailMinWidth(int width);
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int thumbnailMinWidth();
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int selectedPageNumber();
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UBDocumentProxy* currentDoc();
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signals:
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void changeCurrentPage();
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protected:
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virtual void resizeEvent(QResizeEvent *event);
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virtual void mousePressEvent(QMouseEvent *event);
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private slots:
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void addNewPage();
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void onSelectionChanged();
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private:
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void setGraphicsItems(QList<QGraphicsItem*> items, QStringList labels);
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void refreshScene();
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void updateSpecificThumbnail(int iPage);
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int border();
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void generateThumbnails();
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/** The scene */
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QGraphicsScene* mScene;
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/** The current selected item */
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UBSceneThumbnailPixmap* mCrntItem;
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/** The current document */
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UBDocumentProxy* mCrntDoc;
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/** The list of current thumbnails */
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QList<QGraphicsItem*> mThumbnails;
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/** The list of current label items */
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QList<UBThumbnailTextItem*> mLabels;
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/** The list of current labels */
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QStringList mLab;
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/** The current number of columns */
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int mNbColumns;
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/** The current thumbnails width */
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int mThumbnailWidth;
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/** The current thumbnails minimum width */
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int mThumbnailMinWidth;
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/** A flag indicating that a thumbnail refresh is in progress */
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bool bNavig;
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};
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#endif // UBDOCUMENTNAVIGATOR_H
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