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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 and QMUL.
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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 _PREFERENCES_H_
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17 #define _PREFERENCES_H_
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18
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19 #include "PropertyContainer.h"
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20
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21 #include "Window.h"
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22
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23 class Preferences : public PropertyContainer
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24 {
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25 Q_OBJECT
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26
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27 public:
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28 static Preferences *getInstance();
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29
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30 virtual PropertyList getProperties() const;
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31 virtual QString getPropertyLabel(const PropertyName &) const;
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32 virtual PropertyType getPropertyType(const PropertyName &) const;
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33 virtual int getPropertyRangeAndValue(const PropertyName &, int *, int *, int *) const;
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34 virtual QString getPropertyValueLabel(const PropertyName &, int value) const;
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35 virtual QString getPropertyContainerName() const;
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36 virtual QString getPropertyContainerIconName() const;
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37
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38 enum SpectrogramSmoothing {
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39 NoSpectrogramSmoothing,
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40 SpectrogramInterpolated,
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41 SpectrogramZeroPadded,
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42 SpectrogramZeroPaddedAndInterpolated
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43 };
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44
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45 SpectrogramSmoothing getSpectrogramSmoothing() const { return m_spectrogramSmoothing; }
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46 float getTuningFrequency() const { return m_tuningFrequency; }
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47 WindowType getWindowType() const { return m_windowType; }
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48 int getResampleQuality() const { return m_resampleQuality; }
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49
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50 //!!! harmonise with PaneStack
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51 enum PropertyBoxLayout {
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52 VerticallyStacked,
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53 Layered
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54 };
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55 PropertyBoxLayout getPropertyBoxLayout() const { return m_propertyBoxLayout; }
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56
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57 int getViewFontSize() const { return m_viewFontSize; }
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58
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59 bool getOmitTempsFromRecentFiles() const { return m_omitRecentTemps; }
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60
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61 QString getTemporaryDirectoryRoot() const { return m_tempDirRoot; }
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62
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63 bool getResampleOnLoad() const { return m_resampleOnLoad; }
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64
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65 enum BackgroundMode {
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66 BackgroundFromTheme,
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67 DarkBackground,
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68 LightBackground
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69 };
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70 BackgroundMode getBackgroundMode() const { return m_backgroundMode; }
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71
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72 bool getShowSplash() const { return m_showSplash; }
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73
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74 public slots:
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75 virtual void setProperty(const PropertyName &, int);
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76
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77 void setSpectrogramSmoothing(SpectrogramSmoothing smoothing);
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78 void setTuningFrequency(float freq);
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79 void setPropertyBoxLayout(PropertyBoxLayout layout);
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80 void setWindowType(WindowType type);
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81 void setResampleQuality(int quality);
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82 void setOmitTempsFromRecentFiles(bool omit);
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83 void setTemporaryDirectoryRoot(QString tempDirRoot);
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84 void setResampleOnLoad(bool);
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85 void setBackgroundMode(BackgroundMode mode);
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86 void setViewFontSize(int size);
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87 void setShowSplash(bool);
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88
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89 private:
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90 Preferences(); // may throw DirectoryCreationFailed
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91 virtual ~Preferences();
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92
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93 static Preferences *m_instance;
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94
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95 SpectrogramSmoothing m_spectrogramSmoothing;
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96 float m_tuningFrequency;
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97 PropertyBoxLayout m_propertyBoxLayout;
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98 WindowType m_windowType;
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99 int m_resampleQuality;
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100 bool m_omitRecentTemps;
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101 QString m_tempDirRoot;
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102 bool m_resampleOnLoad;
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103 int m_viewFontSize;
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104 BackgroundMode m_backgroundMode;
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105 bool m_showSplash;
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106 };
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107
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108 #endif
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