//#include "tpixelparam.h"

#include "tparamset.h"

#include "tdoubleparam.h"

#include "texception.h"

#include "tpixelutils.h"

#include "tstream.h"

class TPixelParamImp

{

public:

	TPixelParamImp(const TPixel32 &p)

		: m_r(new TDoubleParam(p.r / 255.0)), m_g(new TDoubleParam(p.g / 255.0)), m_b(new TDoubleParam(p.b / 255.0)), m_m(new TDoubleParam(p.m / 255.0)), m_isMatteEnabled(true)

	{

	}

	TPixelParamImp(const TPixelParamImp &src)

		: m_r(src.m_r->clone()), m_g(src.m_g->clone()), m_b(src.m_b->clone()), m_m(src.m_m->clone()), m_isMatteEnabled(src.m_isMatteEnabled)

	{

	}

	~TPixelParamImp() {}

	TDoubleParamP m_r, m_g, m_b, m_m;

	bool m_isMatteEnabled;

};

PERSIST_IDENTIFIER(TPixelParam, "pixelParam")

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

TPixelParam::TPixelParam(const TPixel32 &p)

	: m_data(new TPixelParamImp(p))

{

	addParam(m_data->m_r, "Red");

	addParam(m_data->m_g, "Green");

	addParam(m_data->m_b, "Blue");

	addParam(m_data->m_m, "Alpha");

	string measureName("colorChannel");

	m_data->m_r->setMeasureName(measureName);

	m_data->m_g->setMeasureName(measureName);

	m_data->m_b->setMeasureName(measureName);

	m_data->m_m->setMeasureName(measureName);

}

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

TPixelParam::TPixelParam(const TPixelParam &src)

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

{

	addParam(m_data->m_r, "Red");

	addParam(m_data->m_g, "Green");

	addParam(m_data->m_b, "Blue");

	addParam(m_data->m_m, "Alpha");

	string measureName("colorChannel");

	m_data->m_r->setMeasureName(measureName);

	m_data->m_g->setMeasureName(measureName);

	m_data->m_b->setMeasureName(measureName);

	m_data->m_m->setMeasureName(measureName);

}

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

void TPixelParam::copy(TParam *src)

{

	TPixelParam *p = dynamic_cast<tpixelparam *="">(src);</tpixelparam>

	if (!p)

		throw TException("invalid source for copy");

	setName(src->getName());

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

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

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

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

	string measureName("colorChannel");

	m_data->m_r->setMeasureName(measureName);

	m_data->m_g->setMeasureName(measureName);

	m_data->m_b->setMeasureName(measureName);

	m_data->m_m->setMeasureName(measureName);

}

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

TPixelParam::~TPixelParam()

{

	delete m_data;

}

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

TPixel32 TPixelParam::getDefaultValue() const

{

	TPixelD pixd(

		m_data->m_r->getDefaultValue(),

		m_data->m_g->getDefaultValue(),

		m_data->m_b->getDefaultValue(),

		m_data->m_m->getDefaultValue());

	return toPixel32(pixd);

}

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

void TPixelParam::setDefaultValue(const TPixel32 &p)

{

	TPixelD pixd = toPixelD(p);

	m_data->m_r->setDefaultValue(pixd.r);

	m_data->m_g->setDefaultValue(pixd.g);

	m_data->m_b->setDefaultValue(pixd.b);

	m_data->m_m->setDefaultValue(pixd.m);

}

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

TPixelD TPixelParam::getValueD(double frame) const

{

	return TPixelD(m_data->m_r->getValue(frame), m_data->m_g->getValue(frame),

				   m_data->m_b->getValue(frame), m_data->m_m->getValue(frame));

}

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

TPixel32 TPixelParam::getValue(double frame) const

{

	return toPixel32(getValueD(frame));

}

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

TPixel64 TPixelParam::getValue64(double frame) const

{

	return toPixel64(getValueD(frame));

}

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

TPixel32 TPixelParam::getPremultipliedValue(double frame) const

{

	return premultiply(getValue(frame));

}

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

bool TPixelParam::setValueD(double frame, const TPixelD &p)

{

	beginParameterChange();

	m_data->m_r->setValue(frame, p.r);

	m_data->m_g->setValue(frame, p.g);

	m_data->m_b->setValue(frame, p.b);

	m_data->m_m->setValue(frame, p.m);

	endParameterChange();

	return true;

}

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

bool TPixelParam::setValue(double frame, const TPixel32 &pix)

{

	return setValueD(frame, toPixelD(pix));

}

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

bool TPixelParam::setValue64(double frame, const TPixel64 &pix)

{

	return setValueD(frame, toPixelD(pix));

}

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

void TPixelParam::loadData(TIStream &is)

{

	string childName;

	while (is.openChild(childName)) {

		if (childName == "red")

			m_data->m_r->loadData(is);

		else if (childName == "green")

			m_data->m_g->loadData(is);

		else if (childName == "blue")

			m_data->m_b->loadData(is);

		else if (childName == "matte")

			m_data->m_m->loadData(is);

		else

			throw TException("unknown channel name: " + childName);

		is.closeChild();

	}

}

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

void TPixelParam::saveData(TOStream &os)

{

	os.openChild("red");

	m_data->m_r->saveData(os);

	os.closeChild();

	os.openChild("green");

	m_data->m_g->saveData(os);

	os.closeChild();

	os.openChild("blue");

	m_data->m_b->saveData(os);

	os.closeChild();

	os.openChild("matte");

	m_data->m_m->saveData(os);

	os.closeChild();

}

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

TDoubleParamP &TPixelParam::getRed()

{

	return m_data->m_r;

}

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

TDoubleParamP &TPixelParam::getGreen()

{

	return m_data->m_g;

}

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

TDoubleParamP &TPixelParam::getBlue()

{

	return m_data->m_b;

}

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

TDoubleParamP &TPixelParam::getMatte()

{

	return m_data->m_m;

}

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

void TPixelParam::enableMatte(bool on)

{

	m_data->m_isMatteEnabled = on;

	if (on == false)

		m_data->m_m = new TDoubleParam(255.0);

}

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

bool TPixelParam::isMatteEnabled() const

{

	return m_data->m_isMatteEnabled;

}