annotate data/fileio/DataFileReaderFactory.h @ 1440:04caefd35391 streaming-csv-writer

Add failing test for non zero selection start
author Lucas Thompson <dev@lucas.im>
date Tue, 17 Apr 2018 10:03:50 +0100
parents 26cf6d5251ec
children 48e9f538e6e9
rev   line source
Chris@148 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@148 2
Chris@148 3 /*
Chris@148 4 Sonic Visualiser
Chris@148 5 An audio file viewer and annotation editor.
Chris@148 6 Centre for Digital Music, Queen Mary, University of London.
Chris@148 7 This file copyright 2006 Chris Cannam.
Chris@148 8
Chris@148 9 This program is free software; you can redistribute it and/or
Chris@148 10 modify it under the terms of the GNU General Public License as
Chris@148 11 published by the Free Software Foundation; either version 2 of the
Chris@148 12 License, or (at your option) any later version. See the file
Chris@148 13 COPYING included with this distribution for more information.
Chris@148 14 */
Chris@148 15
Chris@148 16 #ifndef _DATA_FILE_READER_FACTORY_H_
Chris@148 17 #define _DATA_FILE_READER_FACTORY_H_
Chris@148 18
Chris@148 19 #include <QString>
Chris@148 20
Chris@392 21 #include "CSVFormat.h"
Chris@392 22 #include "MIDIFileReader.h"
Chris@392 23
Chris@148 24 class DataFileReader;
Chris@148 25 class Model;
Chris@148 26
Chris@148 27 class DataFileReaderFactory
Chris@148 28 {
Chris@148 29 public:
Chris@308 30 enum Exception { ImportCancelled };
Chris@308 31
Chris@148 32 /**
Chris@148 33 * Return the file extensions that we have data file readers for,
Chris@148 34 * in a format suitable for use with QFileDialog. For example,
Chris@148 35 * "*.csv *.xml".
Chris@148 36 */
Chris@148 37 static QString getKnownExtensions();
Chris@148 38
Chris@148 39 /**
Chris@148 40 * Return a data file reader initialised to the file at the
Chris@148 41 * given path, or NULL if no suitable reader for this path is
Chris@148 42 * available or the file cannot be opened.
Chris@392 43 *
Chris@148 44 * Caller owns the returned object and must delete it after use.
Chris@392 45 *
Chris@392 46 * Note that this function is non-interactive -- the user is not
Chris@392 47 * asked for file format preferences.
Chris@148 48 */
Chris@148 49 static DataFileReader *createReader(QString path,
Chris@392 50 MIDIFileImportPreferenceAcquirer *,
Chris@1047 51 sv_samplerate_t mainModelSampleRate);
Chris@148 52
Chris@148 53 /**
Chris@148 54 * Read the given path, if a suitable reader is available.
Chris@148 55 * Return NULL if no reader succeeded in reading this file.
Chris@392 56 *
Chris@392 57 * Note that this function is non-interactive -- the user is not
Chris@392 58 * asked for file format preferences. If the CSV file reader is
Chris@392 59 * used, it is with default format.
Chris@148 60 */
Chris@392 61 static Model *load(QString path,
Chris@392 62 MIDIFileImportPreferenceAcquirer *acquirer,
Chris@1047 63 sv_samplerate_t mainModelSampleRate);
Chris@392 64
Chris@392 65 /**
Chris@392 66 * Read the given path, if a suitable reader is available.
Chris@392 67 * Return NULL if no reader succeeded in reading this file.
Chris@392 68 * Do not attempt the general CSV reader.
Chris@392 69 */
Chris@392 70 static Model *loadNonCSV(QString path,
Chris@392 71 MIDIFileImportPreferenceAcquirer *acquirer,
Chris@1047 72 sv_samplerate_t mainModelSampleRate);
Chris@392 73
Chris@392 74 /**
Chris@392 75 * Read the given path using the CSV reader with the given format.
Chris@392 76 * Return NULL if it failed in reading this file.
Chris@392 77 */
Chris@392 78 static Model *loadCSV(QString path,
Chris@392 79 CSVFormat format,
Chris@1047 80 sv_samplerate_t mainModelSampleRate);
Chris@392 81
Chris@392 82 protected:
Chris@392 83 static DataFileReader *createReader(QString path, bool csv,
Chris@392 84 MIDIFileImportPreferenceAcquirer *,
Chris@392 85 CSVFormat format,
Chris@1047 86 sv_samplerate_t mainModelSampleRate);
Chris@148 87 };
Chris@148 88
Chris@148 89 #endif
Chris@148 90