comparison base/Preferences.h @ 136:e4acb520ad2a

* fledgling preferences stuff

+/* -*- 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 _PREFERENCES_H_
+#define _PREFERENCES_H_
+
+#include "PropertyContainer.h"
+
+class Preferences : public PropertyContainer
+{
+    Q_OBJECT
+
+public:
+    static Preferences *getInstance() { return m_instance; }
+
+    virtual PropertyList getProperties() const;
+    virtual QString getPropertyLabel(const PropertyName &) const;
+    virtual PropertyType getPropertyType(const PropertyName &) const;
+    virtual int getPropertyRangeAndValue(const PropertyName &, int *, int *) const;
+    virtual QString getPropertyValueLabel(const PropertyName &, int value) const;
+    virtual QString getPropertyContainerName() const;
+    virtual QString getPropertyContainerIconName() const;
+
+    bool getSmoothSpectrogram() const { return m_smoothSpectrogram; }
+    float getTuningFrequency() const { return m_tuningFrequency; }
+
+public slots:
+    virtual void setProperty(const PropertyName &, int);
+
+    void setSmoothSpectrogram(bool smooth);
+    void setTuningFrequency(float freq);
+
+private:
+    Preferences(); 
+    virtual ~Preferences() { }
+
+    static Preferences *m_instance;
+
+    bool m_smoothSpectrogram;
+    float m_tuningFrequency;
+};
+
+#endif