Chris@133: 
Chris@133: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@133: 
Chris@133: /*
Chris@133:     Sonic Visualiser
Chris@133:     An audio file viewer and annotation editor.
Chris@133:     Centre for Digital Music, Queen Mary, University of London.
Chris@182:     This file copyright 2006 QMUL.
Chris@133:     
Chris@133:     This program is free software; you can redistribute it and/or
Chris@133:     modify it under the terms of the GNU General Public License as
Chris@133:     published by the Free Software Foundation; either version 2 of the
Chris@133:     License, or (at your option) any later version.  See the file
Chris@133:     COPYING included with this distribution for more information.
Chris@133: */
Chris@133: 
Chris@193: #ifndef _SLICE_LAYER_H_
Chris@193: #define _SLICE_LAYER_H_
Chris@133: 
Chris@287: #include "SingleColourLayer.h"
Chris@133: 
Chris@153: #include "base/Window.h"
Chris@153: 
Chris@193: #include "data/model/DenseThreeDimensionalModel.h"
Chris@133: 
Chris@133: #include <QColor>
Chris@133: 
Chris@287: class SliceLayer : public SingleColourLayer
Chris@133: {
Chris@133:     Q_OBJECT
Chris@133: 
Chris@133: public:
Chris@193:     SliceLayer();
Chris@193:     ~SliceLayer();
Chris@133:     
Chris@193: //    virtual void setModel(const Model *model);
Chris@193: //    virtual const Model *getModel() const { return m_model; }
Chris@193:     virtual const Model *getModel() const { return 0; }
Chris@193: 
Chris@193:     void setSliceableModel(const Model *model);    
Chris@193: 
Chris@133:     virtual void paint(View *v, QPainter &paint, QRect rect) const;
Chris@133: 
Chris@198:     virtual QString getFeatureDescription(View *v, QPoint &) const;
Chris@198: 
Chris@195:     virtual int getVerticalScaleWidth(View *v, QPainter &) const;
Chris@195:     virtual void paintVerticalScale(View *v, QPainter &paint, QRect rect) const;
Chris@195: 
Chris@287:     virtual ColourSignificance getLayerColourSignificance() const {
Chris@287:         return ColourAndBackgroundSignificant;
Chris@287:     }
Chris@287: 
Chris@153:     virtual PropertyList getProperties() const;
Chris@153:     virtual QString getPropertyLabel(const PropertyName &) const;
Chris@335:     virtual QString getPropertyIconName(const PropertyName &) const;
Chris@153:     virtual PropertyType getPropertyType(const PropertyName &) const;
Chris@153:     virtual QString getPropertyGroupName(const PropertyName &) const;
Chris@153:     virtual int getPropertyRangeAndValue(const PropertyName &,
Chris@216:                                          int *min, int *max, int *deflt) const;
Chris@153:     virtual QString getPropertyValueLabel(const PropertyName &,
Chris@153: 					  int value) const;
Chris@167:     virtual RangeMapper *getNewPropertyRangeMapper(const PropertyName &) const;
Chris@153:     virtual void setProperty(const PropertyName &, int value);
Chris@133:     virtual void setProperties(const QXmlAttributes &);
Chris@133: 
Chris@133:     virtual bool getValueExtents(float &min, float &max,
Chris@133:                                  bool &logarithmic, QString &unit) const;
Chris@133: 
Chris@217:     virtual bool hasTimeXAxis() const { return false; }
Chris@217: 
Chris@248:     virtual bool isLayerScrollable(const View *) const { return false; }
Chris@133: 
Chris@193:     enum EnergyScale { LinearScale, MeterScale, dBScale };
Chris@153: 
Chris@193:     enum SamplingMode { NearestSample, SampleMean, SamplePeak };
Chris@153: 
Chris@197:     enum PlotStyle { PlotLines, PlotSteps, PlotBlocks, PlotFilledBlocks };
Chris@153: 
Chris@193:     enum BinScale { LinearBins, LogBins, InvertedLogBins };
Chris@153: 
Chris@197:     void setFillColourMap(int);
Chris@197:     int getFillColourMap() const { return m_colourMap; }
Chris@197: 
Chris@153:     void setEnergyScale(EnergyScale);
Chris@153:     EnergyScale getEnergyScale() const { return m_energyScale; }
Chris@153: 
Chris@193:     void setSamplingMode(SamplingMode);
Chris@193:     SamplingMode getSamplingMode() const { return m_samplingMode; }
Chris@153: 
Chris@193:     void setPlotStyle(PlotStyle style);
Chris@193:     PlotStyle getPlotStyle() const { return m_plotStyle; }
Chris@193: 
Chris@193:     void setBinScale(BinScale scale);
Chris@193:     BinScale getBinScale() const { return m_binScale; }
Chris@153: 
Chris@284:     void setThreshold(float);
Chris@284:     int getThreshold() const { return m_threshold; }
Chris@284: 
Chris@153:     void setGain(float gain);
Chris@153:     float getGain() const;
Chris@153: 
Chris@153:     void setNormalize(bool n);
Chris@153:     bool getNormalize() const;
Chris@153: 
Chris@316:     virtual void toXml(QTextStream &stream, QString indent = "",
Chris@316:                        QString extraAttributes = "") const;
Chris@153: 
Chris@193: public slots:
Chris@193:     void sliceableModelReplaced(const Model *, const Model *);
Chris@193:     void modelAboutToBeDeleted(Model *);
Chris@133: 
Chris@133: protected:
Chris@265:     virtual float getXForBin(int bin, int totalBins, float w) const;
Chris@265:     virtual int getBinForX(float x, int totalBins, float w) const;
Chris@274: 
Chris@274:     virtual float getYForValue(float value, const View *v, float &norm) const;
Chris@274:     virtual float getValueForY(float y, const View *v) const;
Chris@198:     
Chris@199:     virtual QString getFeatureDescription(View *v, QPoint &,
Chris@199:                                           bool includeBinDescription,
Chris@199:                                           int &minbin, int &maxbin,
Chris@199:                                           int &range) const;
Chris@199: 
Chris@254:     // This curve may, of course, be flat -- the spectrum uses it for
Chris@254:     // normalizing the fft results by the fft size (with 1/(fftsize/2)
Chris@254:     // in each bin).
Chris@254:     typedef std::vector<float> BiasCurve;
Chris@254:     virtual void getBiasCurve(BiasCurve &) const { return; }
Chris@254: 
Chris@284:     virtual float getThresholdDb() const;
Chris@284: 
Chris@287:     virtual int getDefaultColourHint(bool dark, bool &impose);
Chris@287: 
Chris@193:     const DenseThreeDimensionalModel *m_sliceableModel;
Chris@197:     int                               m_colourMap;
Chris@193:     EnergyScale                       m_energyScale;
Chris@193:     SamplingMode                      m_samplingMode;
Chris@193:     PlotStyle                         m_plotStyle;
Chris@193:     BinScale                          m_binScale;
Chris@193:     bool                              m_normalize;
Chris@284:     float                             m_threshold;
Chris@284:     float                             m_initialThreshold;
Chris@193:     float                             m_gain;
Chris@195:     mutable std::vector<int>          m_scalePoints;
Chris@267:     mutable std::map<const View *, int> m_xorigins;
Chris@274:     mutable std::map<const View *, int> m_yorigins;
Chris@274:     mutable std::map<const View *, int> m_heights;
Chris@198:     mutable size_t                    m_currentf0;
Chris@198:     mutable size_t                    m_currentf1;
Chris@198:     mutable std::vector<float>        m_values;
Chris@133: };
Chris@133: 
Chris@133: #endif