#pragma once

#ifndef MULTIPLESELECTION_H

#define MULTIPLESELECTION_H

// TnzQt includes

#include "toonzqt/selection.h"

// STD includes

#include <algorithm></algorithm>

//**********************************************************************

//    MultipleSelection  definition

//**********************************************************************

/*!

  \brief      Represents a selection of multiple objects.

  \details    This template class implements a TSelection storing

              multiple objects.

  \remark     The stored objects must support operator<().

*/

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

class MultipleSelection : public TSelection {

public:

  typedef T object_type;

  typedef std::vector<t> objects_container;</t>

public:

  MultipleSelection() {}

  MultipleSelection(const T &t) : m_objects(1, t) {}

  MultipleSelection(const std::vector<t> &objects) : m_objects(objects) {</t>

    std::sort(m_objects.begin(), m_objects.end());

  }

  bool isEmpty() const override { return m_objects.empty(); }

  void selectNone() override {

    m_objects.clear();

    notifyView();

  }

  bool contains(int v) const {

    return std::binary_search(m_objects.begin(), m_objects.end(), v);

  }

  bool contains(const MultipleSelection &other) const {

    return std::includes(m_objects.begin(), m_objects.end(),

                         other.m_objects.begin(), other.m_objects.end());

  }

  const objects_container &objects() const { return m_objects; }

  void setObjects(const objects_container &objects) {

    m_objects = objects;

    std::sort(m_objects.begin(), m_objects.end());

  }

  bool hasSingleObject() const { return (m_objects.size() == 1); }

protected:

  objects_container m_objects;  //!< Selected objects

};

#endif  // MULTIPLESELECTION_H