Mercurial > hg > svgui
view layer/SliceLayer.h @ 1607:52d4bfba5b3d
Reduce font size when pane is very thin
author | Chris Cannam |
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date | Wed, 06 May 2020 11:44:38 +0100 |
parents | 696e569ff21b |
children |
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/* -*- 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 QMUL. 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 SV_SLICE_LAYER_H #define SV_SLICE_LAYER_H #include "SingleColourLayer.h" #include "base/Window.h" #include "data/model/DenseThreeDimensionalModel.h" #include <QColor> class SliceLayer : public SingleColourLayer { Q_OBJECT public: SliceLayer(); ~SliceLayer(); ModelId getModel() const override { return {}; } void setSliceableModel(ModelId model); void paint(LayerGeometryProvider *v, QPainter &paint, QRect rect) const override; QString getFeatureDescription(LayerGeometryProvider *v, QPoint &) const override; int getVerticalScaleWidth(LayerGeometryProvider *v, bool, QPainter &) const override; void paintVerticalScale(LayerGeometryProvider *v, bool, QPainter &paint, QRect rect) const override; ColourSignificance getLayerColourSignificance() const override { return ColourAndBackgroundSignificant; } bool hasLightBackground() const override; PropertyList getProperties() const override; QString getPropertyLabel(const PropertyName &) const override; QString getPropertyIconName(const PropertyName &) const override; PropertyType getPropertyType(const PropertyName &) const override; QString getPropertyGroupName(const PropertyName &) const override; int getPropertyRangeAndValue(const PropertyName &, int *min, int *max, int *deflt) const override; QString getPropertyValueLabel(const PropertyName &, int value) const override; RangeMapper *getNewPropertyRangeMapper(const PropertyName &) const override; void setProperty(const PropertyName &, int value) override; void setProperties(const QXmlAttributes &) override; bool getValueExtents(double &min, double &max, bool &logarithmic, QString &unit) const override; bool getDisplayExtents(double &min, double &max) const override; bool setDisplayExtents(double min, double max) override; int getVerticalZoomSteps(int &defaultStep) const override; int getCurrentVerticalZoomStep() const override; void setVerticalZoomStep(int) override; RangeMapper *getNewVerticalZoomRangeMapper() const override; virtual bool hasTimeXAxis() const override { return false; } virtual void zoomToRegion(const LayerGeometryProvider *, QRect) override; bool isLayerScrollable(const LayerGeometryProvider *) const override { return false; } enum EnergyScale { LinearScale, MeterScale, dBScale, AbsoluteScale }; enum SamplingMode { NearestSample, SampleMean, SamplePeak }; enum PlotStyle { PlotLines, PlotSteps, PlotBlocks, PlotFilledBlocks }; enum BinScale { LinearBins, LogBins, InvertedLogBins }; bool usesSolidColour() const { return m_plotStyle == PlotFilledBlocks; } void setFillColourMap(int); int getFillColourMap() const { return m_colourMap; } void setEnergyScale(EnergyScale); EnergyScale getEnergyScale() const { return m_energyScale; } void setSamplingMode(SamplingMode); SamplingMode getSamplingMode() const { return m_samplingMode; } void setPlotStyle(PlotStyle style); PlotStyle getPlotStyle() const { return m_plotStyle; } void setBinScale(BinScale scale); BinScale getBinScale() const { return m_binScale; } void setThreshold(float); float getThreshold() const { return m_threshold; } void setGain(float gain); float getGain() const; void setNormalize(bool n); bool getNormalize() const; void toXml(QTextStream &stream, QString indent = "", QString extraAttributes = "") const override; public slots: void sliceableModelReplaced(ModelId, ModelId); protected: /// Convert a (possibly non-integral) bin into x-coord. May be overridden virtual double getXForBin(const LayerGeometryProvider *, double bin) const; /// Convert an x-coord into (possibly non-integral) bin. May be overridden virtual double getBinForX(const LayerGeometryProvider *, double x) const; /// Convert a point such as a bin number into x-coord, given max & /// min. For use by getXForBin etc double getXForScalePoint(const LayerGeometryProvider *, double p, double pmin, double pmax) const; /// Convert an x-coord into a point such as a bin number, given /// max & min. For use by getBinForX etc double getScalePointForX(const LayerGeometryProvider *, double x, double pmin, double pmax) const; virtual double getYForValue(const LayerGeometryProvider *v, double value, double &norm) const; virtual double getValueForY(const LayerGeometryProvider *v, double y) const; virtual QString getFeatureDescriptionAux(LayerGeometryProvider *v, QPoint &, bool includeBinDescription, int &minbin, int &maxbin, int &range) const; // This curve may, of course, be flat -- the spectrum uses it for // normalizing the fft results by the fft size (with 1/(fftsize/2) // in each bin). typedef std::vector<float> BiasCurve; virtual void getBiasCurve(BiasCurve &) const { return; } virtual float getThresholdDb() const; int getDefaultColourHint(bool dark, bool &impose) override; // Determine how the bins are lined up // horizontally. BinsCentredOnScalePoint means we operate like a // spectrum, where a bin maps to a specific frequency, and so the // bin should be visually centred on the scale point that // corresponds to that frequency. BinsSpanScalePoints means we // have numbered or labelled bins that are not mapped to a // continuous scale, like a typical chromagram output, and so bin // N spans from scale point N to N+1. This is a fundamental // quality of the class or input data, not a user-configurable // property. // enum BinAlignment { BinsCentredOnScalePoints, BinsSpanScalePoints }; ModelId m_sliceableModel; // a DenseThreeDimensionalModel BinAlignment m_binAlignment; int m_colourMap; bool m_colourInverted; EnergyScale m_energyScale; SamplingMode m_samplingMode; PlotStyle m_plotStyle; BinScale m_binScale; bool m_normalize; float m_threshold; float m_initialThreshold; float m_gain; int m_minbin; int m_maxbin; mutable std::vector<int> m_scalePoints; mutable int m_scalePaintHeight; mutable std::map<int, int> m_xorigins; // LayerGeometryProvider id -> x mutable std::map<int, int> m_yorigins; // LayerGeometryProvider id -> y mutable std::map<int, int> m_heights; // LayerGeometryProvider id -> h mutable sv_frame_t m_currentf0; mutable sv_frame_t m_currentf1; mutable std::vector<float> m_values; }; #endif