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#ifndef KEYCONTROL_H
#define KEYCONTROL_H
#include "engine/enginecontrol.h"
#include "control/controlvalue.h"
class ControlObject;
class ControlPotmeter;
class ControlPushButton;
class KeyControl : public EngineControl {
Q_OBJECT
public:
struct PitchTempoRatio {
// this is the calculated value used by engine buffer for pitch
// by default is is equal to the tempoRatio set by the speed slider
double pitchRatio;
// this is the value of the speed slider and speed slider
// effecting controls at the moment of calculation
double tempoRatio;
// the offeset factor to the natural pitch set by the rate slider
double pitchTweakRatio;
bool keylock;
};
KeyControl(QString group, ConfigObject<ConfigValue>* pConfig);
virtual ~KeyControl();
// Returns a struct, with the results of the last pitch and tempo calculations
KeyControl::PitchTempoRatio getPitchTempoRatio();
double getKey();
void collectFeatures(GroupFeatureState* pGroupFeatures) const;
private slots:
void slotSetEngineKey(double);
void slotSetEngineKeyDistance(double);
void slotFileKeyChanged(double);
void slotPitchChanged(double);
void slotPitchAdjustChanged(double);
void slotRateChanged();
void slotSyncKey(double);
void slotResetKey(double);
private:
void setEngineKey(double key, double key_distance);
bool syncKey(EngineBuffer* pOtherEngineBuffer);
void updateKeyCOs(double fileKeyNumeric, double pitch);
void updatePitch();
void updatePitchAdjust();
void updateRate();
// ControlObjects that come from EngineBuffer
ControlObject* m_pRateSlider;
ControlObject* m_pRateRange;
ControlObject* m_pRateDir;
ControlObject* m_pVCRate;
ControlObject* m_pVCEnabled;
ControlObject* m_pKeylock;
ControlPotmeter* m_pPitch;
ControlPotmeter* m_pPitchAdjust;
ControlPushButton* m_pButtonSyncKey;
ControlPushButton* m_pButtonResetKey;
ControlPushButton* m_keylockMode;
/** The current loaded file's detected key */
ControlObject* m_pFileKey;
/** The current effective key of the engine */
ControlObject* m_pEngineKey;
ControlPotmeter* m_pEngineKeyDistance;
TrackPointer m_pTrack;
struct PitchTempoRatio m_pitchRateInfo;
QAtomicInt m_updatePitchRequest;
QAtomicInt m_updatePitchAdjustRequest;
QAtomicInt m_updateRateRequest;
};
#endif // KEYCONTROL_H
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