// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.

#ifndef tools_sg_sf_vec
#define tools_sg_sf_vec

#include "sf"

namespace tools {
namespace sg {

template <class T,class TT>  //exa sf_vec<colorf,float>
class sf_vec : public bsf<T> {
  typedef bsf<T> parent;
public:
  static const std::string& s_class() {
    static const std::string s_v("tools::sg::sf_vec<"+stype(T())+","+stype(TT())+">");
    return s_v;
  }
  virtual void* cast(const std::string& a_class) const {
    if(void* p = cmp_cast< sf_vec<T,TT> >(this,a_class)) {return p;}
    return parent::cast(a_class);
  }
  virtual const std::string& s_cls() const {return s_class();}
public:
  virtual bool write(io::iwbuf& a_buffer) {
    const T& vec = parent::m_value;
    const TT* d = get_data(vec);
    return a_buffer.write_vec(vec.size(),d);
  }
  virtual bool read(io::irbuf& a_buffer) {
    T& vec = parent::m_value;
    uint32 n;
    TT* v;
    if(!a_buffer.read_vec(n,v)) {
      //::printf("debug : sf_vec::read : failed(0).\n");
      return false;
    }
    if(n!=vec.size()) {
      delete [] v;
#ifdef TOOLS_MEM
      mem::decrement(s_new().c_str());
#endif
      //::printf("debug : sf_vec::read : failed(1) : %d (expected %d).\n",
      //    n,vec.size());
      return false;
    }
    for(uint32 index=0;index<n;index++) vec[index] = v[index];
    delete [] v;
#ifdef TOOLS_MEM
    mem::decrement(s_new().c_str());
#endif
    return true;
  }
  virtual bool dump(std::ostream& a_out) {
    a_out << parent::m_value << std::endl;
    return true;
  }
public:
  sf_vec():parent(){}
  sf_vec(const T& a_value):parent(a_value){}
  virtual ~sf_vec(){}
public:
  sf_vec(const sf_vec& a_from)
  :parent(a_from){}
  sf_vec& operator=(const sf_vec& a_from){
    parent::operator=(a_from);
    return *this;
  }
public:
  sf_vec& operator=(const T& a_value){
    parent::operator=(a_value);
    return *this;
  }
  virtual bool s_value(std::string& a_s) const {
    const T& vec = parent::m_value;
    typename T::size_type sz = vec.size();
    std::ostringstream strm;
    for(typename T::size_type index=0;index<sz;index++) {
      if(index) strm << " ";
      strm << vec[index];
    }
    a_s = strm.str();
    return true;
  }
};

}}

#endif