Chris@413: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@413: 
Chris@413: /*
Chris@413:     Sonic Visualiser
Chris@413:     An audio file viewer and annotation editor.
Chris@413:     Centre for Digital Music, Queen Mary, University of London.
Chris@413:     This file copyright 2008 QMUL.
Chris@413:     
Chris@413:     This program is free software; you can redistribute it and/or
Chris@413:     modify it under the terms of the GNU General Public License as
Chris@413:     published by the Free Software Foundation; either version 2 of the
Chris@413:     License, or (at your option) any later version.  See the file
Chris@413:     COPYING included with this distribution for more information.
Chris@413: */
Chris@413: 
Chris@413: #ifndef _MODEL_DATA_TABLE_MODEL_H_
Chris@413: #define _MODEL_DATA_TABLE_MODEL_H_
Chris@413: 
Chris@413: #include <QAbstractItemModel>
Chris@413: 
Chris@413: #include "Model.h"
Chris@413: 
Chris@413: class ModelDataTableModel : public QAbstractItemModel
Chris@413: {
Chris@413:     Q_OBJECT
Chris@413: 
Chris@413: public:
Chris@413:     ModelDataTableModel(Model *m);
Chris@413:     virtual ~ModelDataTableModel();
Chris@413: 
Chris@413:     QVariant data(const QModelIndex &index, int role) const;
Chris@413: 
Chris@413:     bool setData(const QModelIndex &index, const QVariant &value, int role);
Chris@413: 
Chris@413:     Qt::ItemFlags flags(const QModelIndex &index) const;
Chris@413: 
Chris@413:     QVariant headerData(int section, Qt::Orientation orientation,
Chris@413:                         int role = Qt::DisplayRole) const;
Chris@413: 
Chris@413:     QModelIndex index(int row, int column,
Chris@413:                       const QModelIndex &parent = QModelIndex()) const;
Chris@413: 
Chris@413:     QModelIndex parent(const QModelIndex &index) const;
Chris@413: 
Chris@413:     int rowCount(const QModelIndex &parent = QModelIndex()) const;
Chris@413:     int columnCount(const QModelIndex &parent = QModelIndex()) const;
Chris@413: 
Chris@413:     static bool canHandleModelType(Model *);
Chris@413: 
Chris@413: protected slots:
Chris@413:     void modelChanged();
Chris@413:     void modelChanged(size_t, size_t);
Chris@413: 
Chris@413: protected:
Chris@413:     // We need to have some sort of map between row and time in sample
Chris@413:     // frames.  I guess this will do for now.
Chris@413: 
Chris@413:     std::vector<size_t> m_rows; // contains sample frame
Chris@413: 
Chris@413:     Model *m_model;
Chris@413: 
Chris@413:     void rebuildRowVector();
Chris@413:     template <typename PointType> void rebuildRowVectorSparse();
Chris@413:     template <typename PointType> QVariant dataSparse(int row, int col) const;
Chris@413: };
Chris@413: 
Chris@413: #endif