Gabriele Cosmo
114 lines
2.9 KiB
Plaintext
114 lines
2.9 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_base_leaf
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#define tools_wroot_base_leaf
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#ifdef TOOLS_MEM
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#include "../mem"
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#endif
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#include "named"
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#include "cids"
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#include "../scast"
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namespace tools {
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namespace wroot {
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class base_leaf : public virtual ibo {
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static unsigned int kNullTag() {return 0;}
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#ifdef TOOLS_MEM
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public:
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static const std::string& s_class() {
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static const std::string s_v("tools::wroot::base_leaf");
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return s_v;
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}
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#endif
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public:
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static cid id_class() {return base_leaf_cid();}
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virtual void* cast(cid a_class) const {
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if(void* p = cmp_cast<base_leaf>(this,a_class)) {return p;}
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else return 0;
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}
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virtual cid id_cls() const {return id_class();}
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public: //ibo
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virtual bool stream(buffer& a_buffer) const {
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//::printf("debug : base_leaf::stream %s\n",m_name.c_str());
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//::printf("debug : m_length %d\n",m_length);
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//::printf("debug : m_is_range %d\n",m_is_range);
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//::printf("debug : m_leaf_count %lu\n",m_leaf_count);
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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,m_name,m_title)) return false;
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if(!a_buffer.write(m_length)) return false;
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if(!a_buffer.write(m_length_type)) return false;
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uint32 fOffset = 0;
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if(!a_buffer.write(fOffset)) return false;
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if(!a_buffer.write(m_is_range)) return false;
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bool fIsUnsigned = false;
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if(!a_buffer.write(fIsUnsigned)) return false;
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if(m_leaf_count) {
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if(!a_buffer.write_object(*m_leaf_count)) return false;
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} else {
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if(!a_buffer.write(kNullTag())) return false;
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}
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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 bool fill_buffer(buffer&) const = 0;
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public:
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base_leaf(std::ostream& a_out,const std::string& a_name,const std::string& a_title)
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:m_out(a_out)
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,m_name(a_name)
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,m_title(a_title)
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,m_length(0)
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,m_length_type(0)
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,m_leaf_count(0)
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,m_is_range(false)
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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 ~base_leaf(){
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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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base_leaf(const base_leaf& a_from)
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:ibo(a_from)
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,m_out(a_from.m_out)
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,m_length(0)
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,m_length_type(0)
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,m_leaf_count(0)
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,m_is_range(false)
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{}
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base_leaf& operator=(const base_leaf&){return *this;}
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public:
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const std::string& name() const {return m_name;}
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//const std::string& title() const {return m_title;}
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void set_title(const std::string& a_value) {m_title = a_value;}
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uint32 length() const {return m_length;}
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void set_length(uint32 a_value) {m_length = a_value;}
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void set_is_range(bool a_value) {m_is_range = a_value;}
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protected:
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std::ostream& m_out;
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protected: //Named
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std::string m_name;
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std::string m_title;
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uint32 m_length; // Number of fixed length elements
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uint32 m_length_type; // Number of bytes for this data type
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ibo* m_leaf_count;
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bool m_is_range;
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};
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}}
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#endif
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