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434644b381
The code is rather complex. Firstly, we have different representations of pictures throughout the code. Secondly, this tries to do add the pictures in batches to the divepicture model and that is always rather tricky. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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#ifndef DIVEPICTUREMODEL_H
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#define DIVEPICTUREMODEL_H
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#include "core/units.h"
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#include "core/pictureobj.h"
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#include <QAbstractTableModel>
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#include <QImage>
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// We use std::string instead of QString to use the same character-encoding
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// as in the C core (UTF-8). This is crucial to guarantee the same sort-order.
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struct dive;
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struct PictureEntry {
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dive *d;
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std::string filename;
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QImage image;
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int offsetSeconds;
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duration_t length;
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PictureEntry(dive *, const PictureObj &);
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PictureEntry(dive *, const picture &);
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bool operator<(const PictureEntry &) const;
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};
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class DivePictureModel : public QAbstractTableModel {
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Q_OBJECT
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public:
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static DivePictureModel *instance();
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int columnCount(const QModelIndex &parent = QModelIndex()) const override;
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QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
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int rowCount(const QModelIndex &parent = QModelIndex()) const override;
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void updateDivePictures();
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void removePictures(const QModelIndexList &);
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public slots:
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void setZoomLevel(int level);
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void updateThumbnail(QString filename, QImage thumbnail, duration_t duration);
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void pictureOffsetChanged(dive *d, const QString filename, offset_t offset);
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void picturesRemoved(dive *d, QVector<QString> filenames);
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void picturesAdded(dive *d, QVector<PictureObj> pics);
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private:
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DivePictureModel();
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std::vector<PictureEntry> pictures;
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int findPictureId(const std::string &filename); // Return -1 if not found
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double zoomLevel; // -1.0: minimum, 0.0: standard, 1.0: maximum
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int size;
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void updateThumbnails();
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void updateZoom();
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};
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#endif
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