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#include "Text.h"
namespace jin
{
namespace graphics
{
namespace unicode
{
/////////////////////////////////////////////////////////////////////////////
// iterator
/////////////////////////////////////////////////////////////////////////////
Iterator::Iterator(const Iterator& itor)
: text(itor.text)
, p(itor.p)
, decoder(itor.decoder)
{
}
Iterator::Iterator(const Text& text)
: text(text)
, p(text.data)
, decoder(text.decoder)
{
}
Iterator::~Iterator()
{
}
Codepoint Iterator::get()
{
Codepoint codepoint;
decoder->decode(p, &codepoint);
return codepoint;
}
Codepoint Iterator::operator*()
{
return get();
}
Iterator Iterator::begin()
{
Iterator itor(text);
itor.toBegin();
return itor;
}
Iterator Iterator::end()
{
Iterator itor(text);
itor.toEnd();
return itor;
}
void Iterator::toBegin()
{
p = (const unsigned char*)text.data;
}
void Iterator::toEnd()
{
p = (const unsigned char*)text.data + text.length;
}
Iterator& Iterator::operator ++()
{
p = decoder->next(p);
return *this;
}
Iterator Iterator::operator ++(int)
{
p = decoder->next(p);
Iterator itor(text);
itor.p = p;
return itor;
}
bool Iterator::operator !=(const Iterator& itor)
{
const Text& text2 = itor.text;
return !(text.data == text2.data
&& p == itor.p
&& text.length == text2.length
&& text.encode == text2.encode);
}
bool Iterator::operator ==(const Iterator& itor)
{
const Text& text2 = itor.text;
return text.data == text2.data
&& p == itor.p
&& text.length == text2.length
&& text.encode == text2.encode;
}
/////////////////////////////////////////////////////////////////////////////
// text
/////////////////////////////////////////////////////////////////////////////
Text::Text(Encode _encode, const void* _data, unsigned int _length)
: encode(_encode)
, length(_length)
{
data = new char[length];
memcpy(data, _data, length);
switch (encode)
{
case UTF8: decoder = new Utf8(); break;
}
}
Text::~Text()
{
delete decoder;
delete data;
}
Iterator Text::getIterator() const
{
Iterator itor = Iterator(*this);
return itor;
}
Sentence Text::getSentence() const
{
Sentence sentence;
for (Iterator it = getIterator(); it != it.end(); ++it)
sentence.push_back(*it);
return sentence;
}
} // unicode
} // graphics
} // jin
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