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0001 // Copyright (C) 2010, Guy Barrand. All rights reserved.
0002 // See the file tools.license for terms.
0003
0004 #ifndef tools_sg_sf_vec
0005 #define tools_sg_sf_vec
0006
0007 #include "sf"
0008
0009 #include "../tokenize"
0010
0011 namespace tools {
0012 namespace sg {
0013
0014 template <class T,class TT>  //exa sf_vec<colorf,float>
0015 class sf_vec : public bsf<T> {
0016   typedef bsf<T> parent;
0017 public:
0018   static const std::string& s_class() {
0019     static const std::string s_v("tools::sg::sf_vec<"+stype(T())+","+stype(TT())+">");
0020     return s_v;
0021   }
0022   virtual void* cast(const std::string& a_class) const {
0023     if(void* p = cmp_cast< sf_vec<T,TT> >(this,a_class)) {return p;}
0024     return parent::cast(a_class);
0025   }
0026   virtual const std::string& s_cls() const {return s_class();}
0027 public:
0028   virtual bool write(io::iwbuf& a_buffer) {
0029     const T& vec = parent::m_value;
0030     const TT* d = get_data(vec);
0031     return a_buffer.write_vec(vec.size(),d);
0032   }
0033   virtual bool read(io::irbuf& a_buffer) {
0034     T& vec = parent::m_value;
0035     uint32 n;
0036     TT* v;
0037     if(!a_buffer.read_vec(n,v)) {
0038       return false;
0039     }
0040     if(n!=vec.size()) {
0041       delete [] v;
0042       return false;
0043     }
0044     for(uint32 index=0;index<n;index++) vec[index] = v[index];
0045     delete [] v;
0046     return true;
0047   }
0048   virtual bool dump(std::ostream& a_out) {
0049     a_out << parent::m_value << std::endl;
0050     return true;
0051   }
0052   virtual bool s_value(std::string& a_s) const {
0053     a_s.clear();
0054     const T& vec = parent::m_value;
0055     for(size_t index=0;index<vec.size();index++) {
0056       if(index) a_s += ' ';
0057       std::ostringstream strm;
0058       strm << vec[index];
0059       a_s += strm.str();
0060     }
0061     return true;
0062   }
0063   virtual bool s2value(const std::string& a_s) {
0064     std::vector<std::string> ws;
0065     words(a_s," ",false,ws);
0066     T& vec = parent::m_value;
0067     if(ws.size()!=vec.size()) return false;
0068     T old_vec = vec;
0069     for(size_t index=0;index<vec.size();index++) {
0070       std::istringstream strm(ws[index].c_str());
0071       TT v;
0072       strm >> v;
0073       if(strm.fail()) {
0074         vec = old_vec;
0075         return false;
0076       }
0077       if(vec[index]!=v) parent::m_touched = true;
0078       vec[index] = v;
0079     }
0080     return true;
0081   }
0082 public:
0083   sf_vec():parent(){}
0084   sf_vec(const T& a_value):parent(a_value){}
0085   virtual ~sf_vec(){}
0086 public:
0087   sf_vec(const sf_vec& a_from)
0088   :parent(a_from){}
0089   sf_vec& operator=(const sf_vec& a_from){
0090     parent::operator=(a_from);
0091     return *this;
0092   }
0093 public:
0094   sf_vec& operator=(const T& a_value){
0095     parent::operator=(a_value);
0096     return *this;
0097   }
0098   sf_vec& operator+=(const T& a_value) {
0099     parent::value(parent::value()+a_value);
0100     return *this;
0101   }
0102 };
0103
0104 }}
0105
0106 #endif