Mercurial > hg > svcore
view data/fileio/DataFileReaderFactory.h @ 1193:927d329252bf spectrogram-minor-refactor
Convert ColumnNormalization to an enum class, and separate out normalize-visible
author | Chris Cannam |
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date | Thu, 14 Jul 2016 16:12:05 +0100 |
parents | 26cf6d5251ec |
children | 48e9f538e6e9 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006 Chris Cannam. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #ifndef _DATA_FILE_READER_FACTORY_H_ #define _DATA_FILE_READER_FACTORY_H_ #include <QString> #include "CSVFormat.h" #include "MIDIFileReader.h" class DataFileReader; class Model; class DataFileReaderFactory { public: enum Exception { ImportCancelled }; /** * Return the file extensions that we have data file readers for, * in a format suitable for use with QFileDialog. For example, * "*.csv *.xml". */ static QString getKnownExtensions(); /** * Return a data file reader initialised to the file at the * given path, or NULL if no suitable reader for this path is * available or the file cannot be opened. * * Caller owns the returned object and must delete it after use. * * Note that this function is non-interactive -- the user is not * asked for file format preferences. */ static DataFileReader *createReader(QString path, MIDIFileImportPreferenceAcquirer *, sv_samplerate_t mainModelSampleRate); /** * Read the given path, if a suitable reader is available. * Return NULL if no reader succeeded in reading this file. * * Note that this function is non-interactive -- the user is not * asked for file format preferences. If the CSV file reader is * used, it is with default format. */ static Model *load(QString path, MIDIFileImportPreferenceAcquirer *acquirer, sv_samplerate_t mainModelSampleRate); /** * Read the given path, if a suitable reader is available. * Return NULL if no reader succeeded in reading this file. * Do not attempt the general CSV reader. */ static Model *loadNonCSV(QString path, MIDIFileImportPreferenceAcquirer *acquirer, sv_samplerate_t mainModelSampleRate); /** * Read the given path using the CSV reader with the given format. * Return NULL if it failed in reading this file. */ static Model *loadCSV(QString path, CSVFormat format, sv_samplerate_t mainModelSampleRate); protected: static DataFileReader *createReader(QString path, bool csv, MIDIFileImportPreferenceAcquirer *, CSVFormat format, sv_samplerate_t mainModelSampleRate); }; #endif