HandTrackerData.h

#ifndef NUITRACK_HANDTRACKERDATA_H_
#define NUITRACK_HANDTRACKERDATA_H_

#include "nuitrack/types/ObjectData.h"
#include "nuitrack/types/Hand.h"
#include "nuitrack/capi/HandTracker_CAPI.h"
#include <vector>

namespace tdv
{
namespace nuitrack
{
class HandTrackerData : public ObjectData<HandTrackerData>
{
public:
    HandTrackerData(HandTrackerDataInner* pimpl)
    {
        _pimpl = pimpl;
        nuitrack_AddHandTrackerDataRef(_pimpl);
    }

    virtual ~HandTrackerData()
    {
        nuitrack_DestroyHandTrackerData(_pimpl);
    }

    uint64_t getTimestamp() const
    {
        return nuitrack_GetHandTrackerDataTimestamp(_pimpl);
    }

    int getNumUsers() const
    {
        return nuitrack_HandTrackerGetNumUsers(_pimpl);
    }

    const std::vector<UserHands> getUsersHands() const
    {
        HandTrackerDataInner* dataHolder = _pimpl;

        size_t numUsers = nuitrack_HandTrackerGetNumUsers(dataHolder);

        std::vector<UserHands> userHands;

        int userId = 0;
        tdv::nuitrack::Hand leftHand;
        tdv::nuitrack::Hand rightHand;
        for(size_t i = 0; i < numUsers; i++)
        {
            nuitrack_HandTrackerGetUserHands(dataHolder, i, &userId, &leftHand, &rightHand);
            UserHands newHand;
            newHand.userId = userId;
            newHand.leftHand = Hand::Ptr(new tdv::nuitrack::Hand(leftHand));
            newHand.rightHand = Hand::Ptr(new tdv::nuitrack::Hand(rightHand));
            userHands.push_back(newHand);
        }

        return userHands;
    }

private:
    HandTrackerDataInner* _pimpl;
};

} /* namespace nuitrack */
} /* namespace tdv */

#endif /* NUITRACK_HANDTRACKERDATA_H_ */