#include "tparamset.h"

#include "tdoubleparam.h"

#include "texception.h"

#include "tstream.h"

//=========================================================

class TRangeParamImp

{

public:

	TRangeParamImp(const DoublePair &v)

		: m_min(new TDoubleParam(v.first)), m_max(new TDoubleParam(v.second))

	{

	}

	TRangeParamImp(const TRangeParamImp &src)

		: m_min(src.m_min->clone()), m_max(src.m_max->clone())

	{

	}

	~TRangeParamImp() {}

	TDoubleParamP m_min, m_max;

};

//---------------------------------------------------------

PERSIST_IDENTIFIER(TRangeParam, "rangeParam")

TRangeParam::TRangeParam(const DoublePair &v)

	: m_data(new TRangeParamImp(v))

{

	addParam(m_data->m_min, "min");

	addParam(m_data->m_max, "max");

}

//---------------------------------------------------------

TRangeParam::TRangeParam(const TRangeParam &src)

	: TParamSet(src.getName()), m_data(new TRangeParamImp(*src.m_data))

{

	addParam(m_data->m_min, "min");

	addParam(m_data->m_max, "max");

}

//---------------------------------------------------------

TRangeParam::~TRangeParam()

{

	delete m_data;

}

//---------------------------------------------------------

void TRangeParam::copy(TParam *src)

{

	TRangeParam *p = dynamic_cast<trangeparam *="">(src);</trangeparam>

	if (!p)

		throw TException("invalid source for copy");

	setName(src->getName());

	m_data->m_min->copy(p->m_data->m_min.getPointer());

	m_data->m_max->copy(p->m_data->m_max.getPointer());

}

//---------------------------------------------------------

DoublePair TRangeParam::getDefaultValue() const

{

	return DoublePair(m_data->m_min->getDefaultValue(), m_data->m_max->getDefaultValue());

}

//---------------------------------------------------------

DoublePair TRangeParam::getValue(double frame) const

{

	return DoublePair(m_data->m_min->getValue(frame), m_data->m_max->getValue(frame));

}

//---------------------------------------------------------

bool TRangeParam::setValue(double frame, const DoublePair &v)

{

	beginParameterChange();

	m_data->m_min->setValue(frame, v.first);

	m_data->m_max->setValue(frame, v.second);

	endParameterChange();

	return true;

}

//---------------------------------------------------------

void TRangeParam::setDefaultValue(const DoublePair &v)

{

	m_data->m_min->setDefaultValue(v.first);

	m_data->m_max->setDefaultValue(v.second);

}

//---------------------------------------------------------

void TRangeParam::loadData(TIStream &is)

{

	string childName;

	while (is.openChild(childName)) {

		if (childName == "min")

			m_data->m_min->loadData(is);

		else if (childName == "max")

			m_data->m_max->loadData(is);

		else

			throw TException("unknown tag");

		is.closeChild();

	}

}

//---------------------------------------------------------

void TRangeParam::saveData(TOStream &os)

{

	os.openChild("min");

	m_data->m_min->saveData(os);

	os.closeChild();

	os.openChild("max");

	m_data->m_max->saveData(os);

	os.closeChild();

}

//---------------------------------------------------------

TDoubleParamP &TRangeParam::getMin()

{

	return m_data->m_min;

}

//---------------------------------------------------------

TDoubleParamP &TRangeParam::getMax()

{

	return m_data->m_max;

}

#ifdef BUTTA

//---------------------------------------------------------

int TRangeParam::getNextKeyframe(double frame) const

{

	int f_min = m_data->m_min->getNextKeyframe(frame);

	int f_max = m_data->m_max->getNextKeyframe(frame);

	if (f_min <= f_max && f_min != -1)

		return f_min;

	else {

		if (f_max != -1)

			return f_max;

		else

			return -1;

	}

}

//---------------------------------------------------------

int TRangeParam::getPrevKeyframe(double frame) const

{

	int f_min = m_data->m_min->getPrevKeyframe(frame);

	int f_max = m_data->m_max->getPrevKeyframe(frame);

	if (f_min >= f_max)

		return f_min;

	else

		return f_max;

}

//---------------------------------------------------------

void TRangeParam::deleteKeyframe(double frame, bool undoing)

{

	m_data->m_min->deleteKeyframe(frame, undoing);

	m_data->m_max->deleteKeyframe(frame, undoing);

}

//---------------------------------------------------------

bool TRangeParam::isKeyframe(double frame) const

{

	bool min, max;

	min = m_data->m_min->isKeyframe(frame);

	max = m_data->m_max->isKeyframe(frame);

	return (min || max);

}

//---------------------------------------------------------

#endif