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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 _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 class Preferences : public PropertyContainer
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22 {
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23 Q_OBJECT
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24
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25 public:
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26 static Preferences *getInstance() { return m_instance; }
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27
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28 virtual PropertyList getProperties() const;
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29 virtual QString getPropertyLabel(const PropertyName &) const;
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30 virtual PropertyType getPropertyType(const PropertyName &) const;
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31 virtual int getPropertyRangeAndValue(const PropertyName &, int *, int *) const;
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32 virtual QString getPropertyValueLabel(const PropertyName &, int value) const;
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33 virtual QString getPropertyContainerName() const;
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34 virtual QString getPropertyContainerIconName() const;
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35
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36 bool getSmoothSpectrogram() const { return m_smoothSpectrogram; }
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37 float getTuningFrequency() const { return m_tuningFrequency; }
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38
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39 //!!! harmonise with PaneStack
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40 enum PropertyBoxLayout {
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41 VerticallyStacked,
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42 Layered
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43 };
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44 PropertyBoxLayout getPropertyBoxLayout() const { return m_propertyBoxLayout; }
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45
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46 public slots:
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47 virtual void setProperty(const PropertyName &, int);
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48
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49 void setSmoothSpectrogram(bool smooth);
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50 void setTuningFrequency(float freq);
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51 void setPropertyBoxLayout(PropertyBoxLayout layout);
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52
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53 private:
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54 Preferences();
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55 virtual ~Preferences() { }
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56
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57 static Preferences *m_instance;
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58
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59 bool m_smoothSpectrogram;
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60 float m_tuningFrequency;
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61 PropertyBoxLayout m_propertyBoxLayout;
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62 };
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63
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64 #endif
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