comparison base/Preferences.cpp @ 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.
+*/
+
+#include "Preferences.h"
+
+Preferences *
+Preferences::m_instance = new Preferences();
+
+Preferences::Preferences() :
+    m_smoothSpectrogram(false),
+    m_tuningFrequency(440)
+{
+}
+
+Preferences::PropertyList
+Preferences::getProperties() const
+{
+    PropertyList props;
+    props.push_back("Smooth Spectrogram");
+    props.push_back("Tuning Frequency");
+    return props;
+}
+
+QString
+Preferences::getPropertyLabel(const PropertyName &name) const
+{
+    if (name == "Smooth Spectrogram") {
+        return tr("Spectrogram Display Smoothing");
+    }
+    if (name == "Tuning Frequency") {
+        return tr("Tuning Frequency (concert A)");
+    }
+    return name;
+}
+
+Preferences::PropertyType
+Preferences::getPropertyType(const PropertyName &name) const
+{
+    if (name == "Smooth Spectrogram") {
+        return ToggleProperty;
+    }
+    if (name == "Tuning Frequency") {
+        return RangeProperty;
+    }
+    return InvalidProperty;
+}
+
+int
+Preferences::getPropertyRangeAndValue(const PropertyName &name,
+                                      int *min, int *max) const
+{
+    if (name == "Smooth Spectrogram") {
+        if (min) *min = 0;
+        if (max) *max = 1;
+        return m_smoothSpectrogram ? 1 : 0;
+    }
+
+    //!!! freq mapping
+
+    return 0;
+}
+
+QString
+Preferences::getPropertyValueLabel(const PropertyName &name,
+                                   int value) const
+{
+    //!!!
+    return "";
+}
+
+QString
+Preferences::getPropertyContainerName() const
+{
+    return tr("Preferences");
+}
+
+QString
+Preferences::getPropertyContainerIconName() const
+{
+    return "preferences";
+}
+
+void
+Preferences::setProperty(const PropertyName &name, int value) 
+{
+    if (name == "Smooth Spectrogram") {
+        setSmoothSpectrogram(value > 0.1);
+    } else if (name == "Tuning Frequency") {
+        //!!!
+    }
+}
+
+void
+Preferences::setSmoothSpectrogram(bool smooth)
+{
+    m_smoothSpectrogram = smooth;
+//!!!    emit 
+}
+
+void
+Preferences::setTuningFrequency(float freq)
+{
+    m_tuningFrequency = freq;
+    //!!! emit
+}
+