Chris@0: /* -*- c-basic-offset: 4 -*-  vi:set ts=8 sts=4 sw=4: */
Chris@0: 
Chris@0: /*
Chris@0:     A waveform viewer and audio annotation editor.
Chris@5:     Chris Cannam, Queen Mary University of London, 2005-2006
Chris@0:     
Chris@0:     This is experimental software.  Not for distribution.
Chris@0: */
Chris@0: 
Chris@0: #ifndef _COLOUR_3D_PLOT_H_
Chris@0: #define _COLOUR_3D_PLOT_H_
Chris@0: 
Chris@0: #include "base/Layer.h"
Chris@0: 
Chris@0: #include "model/DenseThreeDimensionalModel.h"
Chris@0: 
Chris@0: class View;
Chris@0: class QPainter;
Chris@0: class QImage;
Chris@0: 
Chris@0: /**
Chris@0:  * This is a view that displays dense 3-D data (time, some sort of
Chris@0:  * binned y-axis range, value) as a colour plot with value mapped to
Chris@0:  * colour range.  Its source is a DenseThreeDimensionalModel.
Chris@0:  *
Chris@0:  * This was the original implementation for the spectrogram view, but
Chris@0:  * it was replaced with a more efficient implementation that derived
Chris@0:  * the spectrogram itself from a DenseTimeValueModel instead of using
Chris@0:  * a three-dimensional model.  This class is retained in case it
Chris@0:  * becomes useful, but it will probably need some cleaning up if it's
Chris@0:  * ever actually used.
Chris@0:  */
Chris@0: 
Chris@0: class Colour3DPlotLayer : public Layer
Chris@0: {
Chris@0:     Q_OBJECT
Chris@0: 
Chris@0: public:
Chris@0:     Colour3DPlotLayer(View *w);
Chris@0:     ~Colour3DPlotLayer();
Chris@0: 
Chris@0:     virtual const ZoomConstraint *getZoomConstraint() const { return m_model; }
Chris@0:     virtual const Model *getModel() const { return m_model; }
Chris@0:     virtual void paint(QPainter &paint, QRect rect) const;
Chris@0: 
Chris@25:     virtual int getVerticalScaleWidth(QPainter &) const;
Chris@25:     virtual void paintVerticalScale(QPainter &paint, QRect rect) const;
Chris@25: 
Chris@25:     virtual QString getFeatureDescription(QPoint &) const;
Chris@25: 
Chris@24:     virtual int getNearestFeatureFrame(int frame, 
Chris@24: 				       size_t &resolution,
Chris@24: 				       bool snapRight = true) const;
Chris@24: 
Chris@25:     virtual bool isLayerScrollable() const;
Chris@25: 
Chris@0:     void setModel(const DenseThreeDimensionalModel *model);
Chris@0: 
Chris@24:     virtual int getCompletion() const { return m_model->getCompletion(); }
Chris@24: 
Chris@0: 
Chris@0: /*
Chris@0:     virtual PropertyList getProperties() const;
Chris@0:     virtual PropertyType getPropertyType(const PropertyName &) const;
Chris@0:     virtual int getPropertyRangeAndValue(const PropertyName &,
Chris@0: 					   int *min, int *max) const;
Chris@0:     virtual QString getPropertyValueLabel(const PropertyName &,
Chris@0: 					  int value) const;
Chris@0:     virtual void setProperty(const PropertyName &, int value);
Chris@0: */
Chris@0: 
Chris@11:     void setProperties(const QXmlAttributes &attributes) { }
Chris@11:     
Chris@0: protected slots:
Chris@0:     void cacheInvalid();
Chris@0:     void cacheInvalid(size_t startFrame, size_t endFrame);
Chris@0: 
Chris@0: protected:
Chris@0:     const DenseThreeDimensionalModel *m_model; // I do not own this
Chris@0:     
Chris@0:     mutable QImage *m_cache;
Chris@0: };
Chris@0: 
Chris@0: #endif