Gabriele Cosmo
110 lines
2.8 KiB
Plaintext
110 lines
2.8 KiB
Plaintext
// Copyright (C) 2010, Guy Barrand. All rights reserved.
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// See the file tools.license for terms.
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#ifndef tools_wroot_info
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#define tools_wroot_info
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#include "buffer"
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#include "element"
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#include "named"
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namespace tools {
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namespace wroot {
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// sizeof(vtbl) = 4
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// sizeof(unsigned int) = 4
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// sizeof(TObject) = 12 = 2 * (unsigned int) + vtbl.
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// sizeof(TString) = 8 = char* + vtbl.
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// sizeof(TNamed) = 28 = TObject + 2 * TString.
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// sizeof(TObjArray) = 40
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class StreamerInfo : public virtual ibo {
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static const std::string& s_class() {
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static const std::string s_v("tools::wroot::StreamerInfo");
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return s_v;
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}
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public: //ibo
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virtual const std::string& store_cls() const {
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static const std::string s_v("TStreamerInfo");
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return s_v;
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}
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virtual bool stream(buffer& a_buffer) const {
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unsigned int c;
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if(!a_buffer.write_version(2,c)) return false;
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if(!Named_stream(a_buffer,fName,fTitle)) return false;
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if(!a_buffer.write(fCheckSum)) return false;
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if(!a_buffer.write(fStreamedClassVersion)) return false;
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//ObjArray
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if(!a_buffer.write_object(fElements)) return false;
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if(!a_buffer.set_byte_count(c)) return false;
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return true;
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}
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public:
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virtual void out(std::ostream& a_out) const {
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a_out << "StreamerInfo for class :"
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<< " " << fName << ", version=" << fStreamedClassVersion
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<< std::endl;
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std::vector<streamer_element*>::const_iterator it;
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for(it=fElements.begin();it!=fElements.end();++it) {
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(*it)->out(a_out);
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}
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}
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public:
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StreamerInfo(const std::string& a_cls_store_name,
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int a_cls_vers,
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unsigned int a_cls_check_sum)
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:fName(a_cls_store_name)
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,fTitle("")
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,fCheckSum(a_cls_check_sum)
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,fStreamedClassVersion(a_cls_vers)
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{
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#ifdef TOOLS_MEM
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mem::increment(s_class().c_str());
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#endif
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}
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virtual ~StreamerInfo(){
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#ifdef TOOLS_MEM
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mem::decrement(s_class().c_str());
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#endif
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}
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protected:
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StreamerInfo(const StreamerInfo& a_from)
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: ibo(a_from)
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,fName(a_from.fName)
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,fTitle(a_from.fName)
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,fCheckSum(a_from.fCheckSum)
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,fStreamedClassVersion(a_from.fStreamedClassVersion)
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,fElements(a_from.fElements)
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{
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#ifdef TOOLS_MEM
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mem::increment(s_class().c_str());
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#endif
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}
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StreamerInfo& operator=(const StreamerInfo& a_from){
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fName = a_from.fName;
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fTitle = a_from.fName;
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fCheckSum = a_from.fCheckSum;
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fStreamedClassVersion = a_from.fStreamedClassVersion;
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fElements = a_from.fElements;
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return *this;
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}
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public:
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void add(streamer_element* a_elem){fElements.push_back(a_elem);}
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protected: //Named
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std::string fName;
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std::string fTitle;
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protected:
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unsigned int fCheckSum; //checksum of original class
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int fStreamedClassVersion; //Class version identifier
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//int fNumber; //!Unique identifier
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ObjArray<streamer_element> fElements; //Array of TStreamerElements
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};
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}}
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#endif
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