trunk/echoes/EchoesStyleGenerator.h

#ifndef ECHOESSTYLEGENERATOR_H
#define ECHOESSTYLEGENERATOR_H

#include <QList>
#include <QVector>

#include "AbstractStyleGenerator.h"
#include "EchoesPhrase.h"

namespace stand
{
namespace model
{
class ControlItem;
}
namespace utility
{
namespace envelope
{
class Envelope;
}
}
namespace echoes
{

class EchoesStyleModel;
class EchoesSegment;

class EchoesStyleGenerator : public AbstractStyleGenerator
{
public:
    explicit EchoesStyleGenerator(EchoesStyleModel *style = 0);
    virtual ~EchoesStyleGenerator();

    virtual stand::view::helper::ControlCommand *styleCommand(stand::model::SequenceModel *sequence, int trackId, int tickBegin, int tickEnd, int tickResolution, double msFramePeriod);

    EchoesStyleModel *style();
    void setStyle(EchoesStyleModel *style);

private: // private methods.
    struct _Data
    {
        QPair<EchoesNote, EchoesNote> target;
        QPair<EchoesNote, EchoesNote> source;
        int frontNote;
        int diffNote;
        const stand::utility::envelope::Envelope *pitch;
        const stand::utility::envelope::Envelope *volume;
    };
    stand::view::helper::ControlCommand *_calculatePhrase(const EchoesPhrase &phrase, const EchoesSegment &source, stand::model::SequenceModel *sequence, int trackId, int tickResolution, double framePeriod, stand::view::helper::ControlCommand *parent);
    void _morph(stand::view::helper::ControlCommand *pitch, stand::view::helper::ControlCommand *volume, QList<_Data> &data, int tickResolution, double framePeriod, stand::model::SequenceModel * sequence);
private: // private members.
    EchoesStyleModel *_style;

};

}
}

#endif // ECHOESSTYLEGENERATOR_H