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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 Sonic Visualiser
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5 An audio file viewer and annotation editor.
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6 Centre for Digital Music, Queen Mary, University of London.
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7 This file copyright 2006 Chris Cannam.
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8
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9 This program is free software; you can redistribute it and/or
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10 modify it under the terms of the GNU General Public License as
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11 published by the Free Software Foundation; either version 2 of the
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12 License, or (at your option) any later version. See the file
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13 COPYING included with this distribution for more information.
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14 */
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15
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16 #ifndef _CSV_FILE_READER_H_
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17 #define _CSV_FILE_READER_H_
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18
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19 #include "DataFileReader.h"
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20
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21 #include <QList>
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22 #include <QStringList>
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23 #include <QDialog>
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24
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25 class QFile;
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26 class QTableWidget;
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27 class QComboBox;
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28 class QLabel;
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29
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30
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31 class CSVFileReader : public DataFileReader
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32 {
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33 public:
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34 CSVFileReader(QString path, size_t mainModelSampleRate);
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35 virtual ~CSVFileReader();
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36
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37 virtual bool isOK() const;
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38 virtual QString getError() const;
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39 virtual Model *load() const;
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40
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41 protected:
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42 QFile *m_file;
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43 QString m_error;
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44 size_t m_mainModelSampleRate;
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45 };
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46
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47
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48 class CSVFormatDialog : public QDialog
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49 {
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50 Q_OBJECT
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51
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52 public:
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53 CSVFormatDialog(QWidget *parent, QFile *file, size_t defaultSampleRate);
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54
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55 ~CSVFormatDialog();
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56
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57 enum ModelType {
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58 OneDimensionalModel,
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59 TwoDimensionalModel,
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60 ThreeDimensionalModel
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61 };
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62
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63 enum TimingType {
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64 ExplicitTiming,
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65 ImplicitTiming
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66 };
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67
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68 enum TimeUnits {
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69 TimeSeconds,
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70 TimeAudioFrames,
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71 TimeWindows
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72 };
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73
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74 ModelType getModelType() const { return m_modelType; }
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75 TimingType getTimingType() const { return m_timingType; }
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76 TimeUnits getTimeUnits() const { return m_timeUnits; }
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77 QString getSeparator() const { return m_separator; }
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78 size_t getSampleRate() const { return m_sampleRate; }
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79 size_t getWindowSize() const { return m_windowSize; }
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80
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81 QString::SplitBehavior getSplitBehaviour() const { return m_behaviour; }
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82
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83 protected slots:
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84 void modelTypeChanged(int type);
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85 void timingTypeChanged(int type);
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86 void sampleRateChanged(QString);
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87 void windowSizeChanged(QString);
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88
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89 protected:
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90 ModelType m_modelType;
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91 TimingType m_timingType;
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92 TimeUnits m_timeUnits;
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93 QString m_separator;
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94 size_t m_sampleRate;
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95 size_t m_windowSize;
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96
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97 QString::SplitBehavior m_behaviour;
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98
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99 QList<QStringList> m_example;
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100 int m_maxExampleCols;
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101 QTableWidget *m_exampleWidget;
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102
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103 QComboBox *m_modelTypeCombo;
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104 QComboBox *m_timingTypeCombo;
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105 QLabel *m_sampleRateLabel;
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106 QComboBox *m_sampleRateCombo;
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107 QLabel *m_windowSizeLabel;
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108 QComboBox *m_windowSizeCombo;
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109
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110 bool guessFormat(QFile *file);
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111 void populateExample();
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112 };
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113
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114 #endif
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115
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