86 lines
2.0 KiB
C++
86 lines
2.0 KiB
C++
// PartialsSpecgramGraphicsScene class definition
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//
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// The QGraphicsScene-derived partials spectrogram scene
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//
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// QATSH Copyright 2009 Jean-Philippe MEURET <jpmeuret@free.fr>
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#ifndef PartialsSpecgramGraphicsScene_H
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#define PartialsSpecgramGraphicsScene_H
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#include <QVector>
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#include <QItemSelectionModel>
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#include <QGraphicsScene>
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#include "ColorMap.h"
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#include "RulerSpec.h"
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class QObject;
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class PartialsSpecgramGraphicsFrameItem;
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class QModelIndex;
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class QItemSelection;
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class ATSModelManager;
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class PartialsSpecgramGraphicsScene : public QGraphicsScene
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{
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Q_OBJECT
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public:
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PartialsSpecgramGraphicsScene(QObject *parent = 0);
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virtual ~PartialsSpecgramGraphicsScene();
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void setModelManager(ATSModelManager* pModelMgr);
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// Set amplitude color contrast/brightness in [0, 1]
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void setAmplitudeContrast(double dContrast);
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void setAmplitudeBrightness(double dBrightness);
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void selectPartialFrame(int nPartialIndex, int nFramIndex,
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QItemSelectionModel::SelectionFlags selFlags);
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public slots:
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void clear();
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signals:
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void colorMapChanged(const ColorMap* pColorMap);
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void timeRangeChanged(const RulerSpec* pRulerSpec);
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void frequencyRangeChanged(const RulerSpec* pRulerSpec);
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private:
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void loadFromModel();
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void loadPartials();
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private slots:
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void onModelReset();
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void onDataChanged(const QModelIndex& qmiTopLeft, const QModelIndex& qmiBotRight);
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void onSelectionChanged(const QItemSelection& qisSelected,
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const QItemSelection& qisDeselected);
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private:
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ATSModelManager *_pModelMgr;
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// Amplitude color map.
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ColorMap _cmAmplColorMap;
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// Time ruler spec.
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RulerSpec _rsTimeRulerSpec;
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// Frequency ruler spec.
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RulerSpec _rsFreqRulerSpec;
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// Graphics items index (1 vector of frames for each partial).
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QVector<QVector<PartialsSpecgramGraphicsFrameItem*>* >* _pqvgiPartials;
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// Current max. mean amplitude (over time) of the partials.
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double _dMaxPartialMeanAmpl;
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};
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#endif // PartialsSpecgramGraphicsScene_H
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