annotate layer/Colour3DPlotLayer.h @ 37:21d061e66177

* Make the frequency estimation mode in the spectrogram layer actually useful, and make sure it gets mostly the right results... Still some tidying to do in here.
author Chris Cannam
date Wed, 22 Feb 2006 17:45:18 +0000
parents 202d1dca67d2
children ad214997dddb
rev   line source
Chris@0 1 /* -*- c-basic-offset: 4 -*- vi:set ts=8 sts=4 sw=4: */
Chris@0 2
Chris@0 3 /*
Chris@0 4 A waveform viewer and audio annotation editor.
Chris@5 5 Chris Cannam, Queen Mary University of London, 2005-2006
Chris@0 6
Chris@0 7 This is experimental software. Not for distribution.
Chris@0 8 */
Chris@0 9
Chris@0 10 #ifndef _COLOUR_3D_PLOT_H_
Chris@0 11 #define _COLOUR_3D_PLOT_H_
Chris@0 12
Chris@0 13 #include "base/Layer.h"
Chris@0 14
Chris@0 15 #include "model/DenseThreeDimensionalModel.h"
Chris@0 16
Chris@0 17 class View;
Chris@0 18 class QPainter;
Chris@0 19 class QImage;
Chris@0 20
Chris@0 21 /**
Chris@0 22 * This is a view that displays dense 3-D data (time, some sort of
Chris@0 23 * binned y-axis range, value) as a colour plot with value mapped to
Chris@0 24 * colour range. Its source is a DenseThreeDimensionalModel.
Chris@0 25 *
Chris@0 26 * This was the original implementation for the spectrogram view, but
Chris@0 27 * it was replaced with a more efficient implementation that derived
Chris@0 28 * the spectrogram itself from a DenseTimeValueModel instead of using
Chris@0 29 * a three-dimensional model. This class is retained in case it
Chris@0 30 * becomes useful, but it will probably need some cleaning up if it's
Chris@0 31 * ever actually used.
Chris@0 32 */
Chris@0 33
Chris@0 34 class Colour3DPlotLayer : public Layer
Chris@0 35 {
Chris@0 36 Q_OBJECT
Chris@0 37
Chris@0 38 public:
Chris@0 39 Colour3DPlotLayer(View *w);
Chris@0 40 ~Colour3DPlotLayer();
Chris@0 41
Chris@0 42 virtual const ZoomConstraint *getZoomConstraint() const { return m_model; }
Chris@0 43 virtual const Model *getModel() const { return m_model; }
Chris@0 44 virtual void paint(QPainter &paint, QRect rect) const;
Chris@0 45
Chris@25 46 virtual int getVerticalScaleWidth(QPainter &) const;
Chris@25 47 virtual void paintVerticalScale(QPainter &paint, QRect rect) const;
Chris@25 48
Chris@25 49 virtual QString getFeatureDescription(QPoint &) const;
Chris@25 50
Chris@28 51 virtual bool snapToFeatureFrame(int &frame,
Chris@28 52 size_t &resolution,
Chris@28 53 SnapType snap) const;
Chris@24 54
Chris@25 55 virtual bool isLayerScrollable() const;
Chris@25 56
Chris@0 57 void setModel(const DenseThreeDimensionalModel *model);
Chris@0 58
Chris@24 59 virtual int getCompletion() const { return m_model->getCompletion(); }
Chris@24 60
Chris@0 61
Chris@0 62 /*
Chris@0 63 virtual PropertyList getProperties() const;
Chris@0 64 virtual PropertyType getPropertyType(const PropertyName &) const;
Chris@0 65 virtual int getPropertyRangeAndValue(const PropertyName &,
Chris@0 66 int *min, int *max) const;
Chris@0 67 virtual QString getPropertyValueLabel(const PropertyName &,
Chris@0 68 int value) const;
Chris@0 69 virtual void setProperty(const PropertyName &, int value);
Chris@0 70 */
Chris@0 71
Chris@11 72 void setProperties(const QXmlAttributes &attributes) { }
Chris@11 73
Chris@0 74 protected slots:
Chris@0 75 void cacheInvalid();
Chris@0 76 void cacheInvalid(size_t startFrame, size_t endFrame);
Chris@0 77
Chris@0 78 protected:
Chris@0 79 const DenseThreeDimensionalModel *m_model; // I do not own this
Chris@0 80
Chris@0 81 mutable QImage *m_cache;
Chris@0 82 };
Chris@0 83
Chris@0 84 #endif