#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);

}