#ifdef _DEBUG

#define _STLP_DEBUG 1

#endif

#include "ext/StraightCornerDeformation.h"

#include "ext/StrokeDeformation.h"

#include "ext/LinearPotential.h"

//#include "ext/StrokeParametricDeformer.h"

//#include "ext/NotSymmetricBezierPotential.h"

#include "ext/ContextStatus.h"

#include "ext/Designer.h"

//#include "ext/TriParam.h"

#include "ext/ExtUtil.h"

#include "DeformationSelector.h"

//#include <tcurves.h></tcurves.h>

//#include <tstrokeutil.h></tstrokeutil.h>

#include <algorithm></algorithm>

#include <iterator></iterator>

#include <vector></vector>

#include <tstroke.h></tstroke.h>

using namespace ToonzExt;

REGISTER(StraightCornerDeformation, 3);

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

StraightCornerDeformation::StraightCornerDeformation() {

  setPotential(new LinearPotential);

  shortcutKey_ = ContextStatus::CTRL;

}

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

StraightCornerDeformation::~StraightCornerDeformation() {}

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

bool StraightCornerDeformation::findExtremes_(const ContextStatus *status,

                                              Interval &ret) {

  bool found = ToonzExt::findNearestStraightCorners(

      status->stroke2change_, status->w_, ret, &this->getStraightsList());

  // it is not a forced solution

  if ((status->key_event_ != shortcutKey_) && found)

    return found;

  else {

    // it is forced then probably i want to find

    found = ToonzExt::findNearestSpireCorners(

        status->stroke2change_, status->w_, ret, status->cornerSize_,

        &this->getSpiresList());

  }

  return found;

}

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

void StraightCornerDeformation::draw(Designer *designer) {

  StrokeDeformationImpl::draw(0);

  designer->draw(this);

}

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

bool StraightCornerDeformation::check_(const ContextStatus *status) {

  assert(status && "Not status available");

  TStroke *s = status->stroke2change_;

  double w   = status->w_;

  // check extremes in another way.

  if ((!s->isSelfLoop() && areAlmostEqual(w, 0.0)) || areAlmostEqual(w, 1.0)) {

    return isAStraightCorner(s, w, &this->getStraightsList());

  }

  ToonzExt::Interval ret;

  if (ToonzExt::findNearestStraightCorners(status->stroke2change_, status->w_,

                                           ret, &this->getStraightsList()) &&

      isAStraightCorner(s, w, &this->getStraightsList())) {

    if (ret.first > ret.second) {

      assert(s->isSelfLoop());

      if ((ret.first < w && w <= 1.0) || (0.0 <= w && w < ret.second))

        return true;

    } else {

      if (ret.first < w && w < ret.second) return true;

    }

  }

  return false;

}

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

double StraightCornerDeformation::findActionLength() {

  return stroke2manipulate_->getLength();

}

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

StraightCornerDeformation *StraightCornerDeformation::instance() {

  static StraightCornerDeformation singleton;

  return &singleton;

}

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

//  End Of File

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