#include "toonzqt/functionkeyframenavigator.h"

// TnzQt includes

#include "toonzqt/framenavigator.h"

// TnzLib includes

#include "toonz/tframehandle.h"

#include "toonz/doubleparamcmd.h"

// TnzBase includes

#include "tdoubleparam.h"

// Qt includes

#include <qpushbutton></qpushbutton>

#include <qboxlayout></qboxlayout>

#include <qtoolbutton></qtoolbutton>

#include <qlabel></qlabel>

#include <qaction></qaction>

#include <qintvalidator></qintvalidator>

FunctionKeyframeNavigator::FunctionKeyframeNavigator(QWidget *parent)

	: KeyframeNavigator(parent)

{

}

void FunctionKeyframeNavigator::setCurve(TDoubleParam *curve)

{

	if (m_curve.getPointer() == curve)

		return;

	m_curve = curve;

	if (isVisible())

		update();

}

bool FunctionKeyframeNavigator::hasNext() const

{

	return m_curve && m_curve->getNextKeyframe(getCurrentFrame()) >= 0;

}

bool FunctionKeyframeNavigator::hasPrev() const

{

	return m_curve && m_curve->getPrevKeyframe(getCurrentFrame()) >= 0;

}

bool FunctionKeyframeNavigator::hasKeyframes() const

{

	return m_curve && m_curve->hasKeyframes();

}

bool FunctionKeyframeNavigator::isKeyframe() const

{

	return m_curve && m_curve->isKeyframe(getCurrentFrame());

}

void FunctionKeyframeNavigator::toggle()

{

	if (!m_curve)

		return;

	int frame = getCurrentFrame();

	double value = m_curve->getValue(frame);

	if (m_curve->isKeyframe(frame))

		KeyframeSetter::removeKeyframeAt(m_curve.getPointer(), frame);

	else {

		KeyframeSetter setter(m_curve.getPointer());

		setter.createKeyframe(frame);

	}

}

void FunctionKeyframeNavigator::goNext()

{

	if (!m_curve)

		return;

	int k = m_curve->getNextKeyframe(getCurrentFrame());

	if (k < 0)

		return;

	setCurrentFrame(m_curve->keyframeIndexToFrame(k));

}

void FunctionKeyframeNavigator::goPrev()

{

	if (!m_curve)

		return;

	int k = m_curve->getPrevKeyframe(getCurrentFrame());

	if (k < 0)

		return;

	setCurrentFrame(m_curve->keyframeIndexToFrame(k));

}

void FunctionKeyframeNavigator::showEvent(QShowEvent *e)

{

	KeyframeNavigator::showEvent(e);

}

void FunctionKeyframeNavigator::hideEvent(QHideEvent *e)

{

	KeyframeNavigator::hideEvent(e);

}