#include "tparamset.h"

#include "tundo.h"

//#include "tparam.h"

#include "tdoubleparam.h"

#include "tstream.h"

#include <set></set>

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

namespace {

void doRelease(const std::pair<tparam *,="" std::string=""> ¶m) {</tparam>

  param.first->release();

}

};

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

class TParamSetImp final : public TParamObserver {

  friend class TParamSet;

  TParamSet *m_param;

  std::vector<std::pair<tparam *,="" std::string="">> m_params;</std::pair<tparam>

  // ChangeBlock *m_changeBlock;

  bool m_draggingEnabled, m_notificationEnabled;

public:

  TParamSetImp(TParamSet *param)

      : m_param(param)

      //, m_changeBlock(0)

      , m_draggingEnabled(false)

      , m_notificationEnabled(true) {}

  ~TParamSetImp() {

    std::for_each(m_params.begin(), m_params.end(), doRelease);

  }

  // std::set<tparamsetobserver*> m_observers;</tparamsetobserver*>

  std::set<tparamobserver *=""> m_paramObservers;</tparamobserver>

  template <typename t=""></typename>

  void notify(const T &change);

  void onChange(const TParamChange &change) override {}

};

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

TParamSet::TParamSet(std::string name)

    : TParam(name), m_imp(new TParamSetImp(this)) {}

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

TParamSet::TParamSet(const TParamSet &src)

    : TParam(src.getName()), m_imp(new TParamSetImp(this)) {}

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

TParamSet::~TParamSet() { delete m_imp; }

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

/*

template <class container=""></class>

class MyBackInsertIterator final : public

std::iterator

void, void, void, void>

{

protected:

  Container &container;

public:

  MyBackInsertIterator(Container &c) : container(c) {}

  MyBackInsertIterator<container> &operator=(const typename</container>

Container::value_type &value)

  {

    container.push_back(value);

    return *this;

  }

  MyBackInsertIterator<container>&operator*()</container>

  {

  return *this;

  }

  MyBackInsertIterator<container>&operator++()</container>

  {

  return *this;

  }

  MyBackInsertIterator<container>&operator++(int)</container>

  {

  return *this;

  }

};

*/

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

void TParamSet::beginParameterChange() {

  //  assert(0);

  // std::set<tparamsetobserver*>::iterator it = m_imp->m_observers.begin();</tparamsetobserver*>

  // for (;it != m_imp->m_observers.end(); ++it)

  //  (*it)->onBeginChangeBlock(this);

  // assert(!m_imp->m_changeBlock);

  std::vector<tparam *=""> params;</tparam>

  /*

MyBackInsertIterator<vector<pair<tparam*, string=""> > ></vector<pair<tparam*,>

myBackInsertIterator(params);

copy(m_imp->m_params.begin(), m_imp->m_params.end(), myIterator);

*/

  std::vector<std::pair<tparam *,="" std::string="">>::iterator it2 =</std::pair<tparam>

      m_imp->m_params.begin();

  for (; it2 != m_imp->m_params.end(); ++it2) params.push_back(it2->first);

  // m_imp->m_changeBlock = new ChangeBlock;

};

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

void TParamSet::endParameterChange(){

    //  assert(0);

    // assert(m_imp->m_changeBlock);

    /*

TParamSetChange change(this, m_imp->m_changeBlock->m_firstAffectedFrame,

                         m_imp->m_changeBlock->m_lastAffectedFrame,

                         m_imp->m_changeBlock->m_changes, false);

change.m_dragging = m_imp->m_draggingEnabled;

//delete m_imp->m_changeBlock;

//m_imp->m_changeBlock = 0;

//m_imp->notify(change);

//std::set<tparamsetobserver*>::iterator it = m_imp->m_observers.begin();</tparamsetobserver*>

//for (;it != m_imp->m_observers.end(); ++it)

//  (*it)->onEndChangeBlock(this);

m_imp->notify(change);

*/

};

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

void TParamSet::addParam(const TParamP ¶m, const std::string &name) {

  std::pair<tparam *,="" std::string=""> paramToInsert =</tparam>

      std::make_pair(param.getPointer(), name);

  std::vector<std::pair<tparam *,="" std::string="">>::iterator it =</std::pair<tparam>

      std::find(m_imp->m_params.begin(), m_imp->m_params.end(), paramToInsert);

  if (it == m_imp->m_params.end()) {

    param->addRef();

    param->addObserver(m_imp);

    m_imp->m_params.push_back(paramToInsert);

    // TParamSetParamAdded psParamAdded(this, param.getPointer(), name, false);

    if (param->getName().empty()) param->setName(name);

    // m_imp->notify(psParamAdded);

  }

}

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

void TParamSet::insertParam(const TParamP ¶m, const std::string &name,

                            int index) {

  std::pair<tparam *,="" std::string=""> paramToInsert =</tparam>

      std::make_pair(param.getPointer(), name);

  std::vector<std::pair<tparam *,="" std::string="">>::iterator it =</std::pair<tparam>

      std::find(m_imp->m_params.begin(), m_imp->m_params.end(), paramToInsert);

  if (it == m_imp->m_params.end()) {

    param->addRef();

    param->addObserver(m_imp);

    it = m_imp->m_params.begin();

    int f;

    for (f = 0; f < index; f++) it++;

    m_imp->m_params.insert(it, paramToInsert);

    if (param->getName().empty()) param->setName(name);

  }

}

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

namespace {

class matchesParam {

  TParamP m_param;

public:

  matchesParam(const TParamP ¶m) : m_param(param) {}

  bool operator()(const std::pair<tparam *,="" std::string=""> ¶m) {</tparam>

    return m_param.getPointer() == param.first;

  }

};

}

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

void TParamSet::removeParam(const TParamP ¶m) {

  std::vector<std::pair<tparam *,="" std::string="">>::iterator it = std::find_if(</std::pair<tparam>

      m_imp->m_params.begin(), m_imp->m_params.end(), matchesParam(param));

  if (it != m_imp->m_params.end()) {

    param->removeObserver(m_imp);

    // TParamSetParamRemoved psParamRemoved(this, param.getPointer(),

    // it->second, false);

    // m_imp->notify(psParamRemoved);

    param->release();

    m_imp->m_params.erase(it);

  }

}

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

void TParamSet::removeAllParam() {

  while (!m_imp->m_params.empty()) {

    std::vector<std::pair<tparam *,="" std::string="">>::iterator it =</std::pair<tparam>

        m_imp->m_params.begin();

    TParam *param = it->first;

    param->removeObserver(m_imp);

    param->release();

    m_imp->m_params.erase(it);

  }

}

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

int TParamSet::getParamCount() const { return m_imp->m_params.size(); }

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

TParamP TParamSet::getParam(int i) const {

  assert(i >= 0 && i < (int)m_imp->m_params.size());

  return m_imp->m_params[i].first;

}

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

std::string TParamSet::getParamName(int i) const {

  assert(i >= 0 && i < (int)m_imp->m_params.size());

  return m_imp->m_params[i].second;

}

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

int TParamSet::getParamIdx(const std::string &name) const {

  int i, paramsCount = m_imp->m_params.size();

  for (i = 0; i < paramsCount; ++i)

    if (m_imp->m_params[i].second == name) break;

  return i;

}

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

void TParamSet::getAnimatableParams(std::vector<tparamp> ¶ms,</tparamp>

                                    bool recursive) {

  std::vector<std::pair<tparam *,="" std::string="">>::iterator it =</std::pair<tparam>

      m_imp->m_params.begin();

  for (; it != m_imp->m_params.end(); ++it) {

    TParam *param = it->first;

    TDoubleParamP dparam = TParamP(param);

    if (dparam)

      params.push_back(dparam);

    else {

      TParamSetP paramset = TParamP(param);

      if (paramset && recursive)

        paramset->getAnimatableParams(params, recursive);

    }

  }

}

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

void TParamSet::addObserver(TParamObserver *observer) {

  // TParamSetObserver *obs = dynamic_cast<tparamsetobserver *="">(observer);</tparamsetobserver>

  // if (obs)

  //  m_imp->m_observers.insert(obs);

  // else

  m_imp->m_paramObservers.insert(observer);

}

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

template <typename t=""></typename>

void TParamSetImp::notify(const T &change) {

  if (m_notificationEnabled) {

    //  for (std::set<tparamsetobserver*>::iterator it = m_observers.begin();</tparamsetobserver*>

    //                                              it!= m_observers.end();

    //                                              ++it)

    //    (*it)->onChange(change);

    for (std::set<tparamobserver *="">::iterator paramIt =</tparamobserver>

             m_paramObservers.begin();

         paramIt != m_paramObservers.end(); ++paramIt)

      (*paramIt)->onChange(change);

  }

}

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

void TParamSet::removeObserver(TParamObserver *observer) {

  // TParamSetObserver *obs = dynamic_cast<tparamsetobserver *="">(observer);</tparamsetobserver>

  // if (obs)

  //  m_imp->m_observers.erase(obs);

  // else

  m_imp->m_paramObservers.erase(observer);

}

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

void TParamSet::enableDragging(bool on) {

  std::vector<std::pair<tparam *,="" std::string="">>::iterator it =</std::pair<tparam>

      m_imp->m_params.begin();

  for (; it != m_imp->m_params.end(); ++it) {

    TDoubleParamP dparam(it->first);

    // if (dparam)

    //  dparam->enableDragging(on);

  }

  m_imp->m_draggingEnabled = on;

}

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

/*

namespace {

class DoEnableNotification final : public std::binary_function {

public:

  DoEnableNotification() {}

  void operator() (const pair<tparam*, string=""> ¶m, bool on)</tparam*,>

  {

    return param->first->enableNotification(on);

  }

};

}

*/

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

void TParamSet::enableNotification(bool on) {

  //  std::for_each(m_imp->m_params.begin(), m_imp->m_params.end(),

  //  std::bind2nd(DoEnableNotification, on));

  std::vector<std::pair<tparam *,="" std::string="">>::iterator it =</std::pair<tparam>

      m_imp->m_params.begin();

  for (; it != m_imp->m_params.end(); ++it) {

    it->first->enableNotification(on);

  }

  m_imp->m_notificationEnabled = on;

}

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

bool TParamSet::isNotificationEnabled() const {

  return m_imp->m_notificationEnabled;

}

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

bool TParamSet::isKeyframe(double frame) const {

  for (int i = 0; i < getParamCount(); i++)

    if (getParam(i)->isKeyframe(frame)) return true;

  return false;

}

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

void TParamSet::getKeyframes(std::set<double> &frames) const {</double>

  for (int i = 0; i < getParamCount(); i++) getParam(i)->getKeyframes(frames);

}

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

double TParamSet::keyframeIndexToFrame(int index) const {

  std::set<double> frames;</double>

  getKeyframes(frames);

  assert(0 <= index && index < (int)frames.size());

  std::set<double>::const_iterator it = frames.begin();</double>

  std::advance(it, index);

  return *it;

}

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

int TParamSet::getNextKeyframe(double frame) const {

  std::set<double> frames;</double>

  getKeyframes(frames);

  std::set<double>::iterator it = frames.upper_bound(frame);</double>

  if (it == frames.end())

    return -1;

  else

    return std::distance(frames.begin(), it);

}

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

int TParamSet::getPrevKeyframe(double frame) const {

  std::set<double> frames;</double>

  getKeyframes(frames);

  std::set<double>::iterator it = frames.lower_bound(frame);</double>

  if (it == frames.begin())

    return -1;

  else {

    --it;

    return std::distance(frames.begin(), it);

  }

}

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

bool TParamSet::hasKeyframes() const {

  for (int i = 0; i < getParamCount(); i++)

    if (getParam(i)->hasKeyframes()) return true;

  return false;

}

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

int TParamSet::getKeyframeCount() const {

  std::set<double> frames;</double>

  getKeyframes(frames);

  return frames.size();

}

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

void TParamSet::deleteKeyframe(double frame) {

  for (int i = 0; i < getParamCount(); i++) getParam(i)->deleteKeyframe(frame);

}

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

void TParamSet::clearKeyframes() {

  for (int i = 0; i < getParamCount(); i++) getParam(i)->clearKeyframes();

}

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

void TParamSet::assignKeyframe(double frame, const TParamP &src,

                               double srcFrame, bool changedOnly) {

  TParamSetP paramSetSrc = src;

  if (!paramSetSrc) return;

  if (getParamCount() != paramSetSrc->getParamCount()) return;

  for (int i = 0; i < getParamCount(); i++)

    getParam(i)->assignKeyframe(frame, paramSetSrc->getParam(i), srcFrame,

                                changedOnly);

}

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

TParam *TParamSet::clone() const { return new TParamSet(*this); }

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

void TParamSet::copy(TParam *src) {

  TParamSet *p = dynamic_cast<tparamset *="">(src);</tparamset>

  if (!p) throw TException("invalid source for copy");

  int srcParamCount = p->getParamCount();

  removeAllParam();

  int i;

  for (i = 0; i < srcParamCount; i++) {

    TParamP param = p->getParam(i);

    addParam(param->clone(), param->getName());

  }

}

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

void TParamSet::loadData(TIStream &is) {

  std::string tagName;

  is.openChild(tagName);

  while (!is.eos()) {

    std::string paramName;

    is.openChild(paramName);

    TPersist *p = 0;

    is >> p;

    TParam *param = dynamic_cast<tparam *="">(p);</tparam>

    assert(param);

    addParam(param, paramName);

    is.closeChild();

  }

  is.closeChild();

}

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

void TParamSet::saveData(TOStream &os) {

  os.openChild(getName());

  std::vector<std::pair<tparam *,="" std::string="">>::iterator it =</std::pair<tparam>

      m_imp->m_params.begin();

  std::vector<std::pair<tparam *,="" std::string="">>::iterator end =</std::pair<tparam>

      m_imp->m_params.end();

  while (it != end) {

    os.openChild(it->second);

    // it->first->saveData(os);

    os << it->first;

    os.closeChild();

    ++it;

  }

  os.closeChild();

}

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

std::string TParamSet::getValueAlias(double frame, int precision) {

  std::string alias = "(";

  std::vector<std::pair<tparam *,="" std::string="">>::iterator end =</std::pair<tparam>

      m_imp->m_params.begin();

  std::advance(end, m_imp->m_params.size() - 1);

  std::vector<std::pair<tparam *,="" std::string="">>::iterator it =</std::pair<tparam>

      m_imp->m_params.begin();

  for (; it != end; ++it)

    alias += it->first->getValueAlias(frame, precision) + ",";

  alias += it->first->getValueAlias(frame, precision);

  alias += ")";

  return alias;

}

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

TPersistDeclarationT<tparamset> TParamSet::m_declaration("TParamSet");</tparamset>