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#include <cstring>
#include "text.h"
#include "decoder.h"
namespace JinEngine
{
namespace Graphics
{
namespace Fonts
{
/////////////////////////////////////////////////////////////////////////////
// iterator
/////////////////////////////////////////////////////////////////////////////
Text::Iterator::Iterator(const Iterator& itor)
: data(itor.data)
, p(itor.p)
, encode(itor.encode)
, length(itor.length)
{
switch (encode)
{
case Encode::UTF8: decoder = new Utf8(); break;
case Encode::ASCII: decoder = new Ascii(); break;
}
}
Text::Iterator::Iterator(const Encode& _encode, const void* _data, unsigned int _length)
: data(_data)
, p(_data)
, encode(_encode)
, length(_length)
{
switch (encode)
{
case Encode::UTF8: decoder = new Utf8(); break;
case Encode::ASCII: decoder = new Ascii(); break;
}
}
Text::Iterator::~Iterator()
{
delete decoder;
}
Codepoint Text::Iterator::get()
{
Codepoint codepoint;
decoder->decode(p, &codepoint);
return codepoint;
}
Codepoint Text::Iterator::operator*()
{
return get();
}
/*
Text::Iterator Text::Iterator::begin()
{
Iterator itor(encode, data, length);
itor.toBegin();
return itor;
}
Text::Iterator Text::Iterator::end()
{
Iterator itor(encode, data, length);
itor.toEnd();
return itor;
}
*/
void Text::Iterator::toBegin()
{
p = (const unsigned char*)data;
}
void Text::Iterator::toEnd()
{
p = (const unsigned char*)data + length;
}
Text::Iterator& Text::Iterator::operator ++()
{
p = decoder->next(p);
return *this;
}
Text::Iterator Text::Iterator::operator ++(int)
{
p = decoder->next(p);
Iterator itor(encode, data, length);
itor.p = p;
return itor;
}
bool Text::Iterator::operator !=(const Iterator& itor)
{
return !(data == itor.data
&& p == itor.p
&& length == itor.length
&& encode == itor.encode);
}
bool Text::Iterator::operator ==(const Iterator& itor)
{
return data == itor.data
&& p == itor.p
&& length == itor.length
&& encode == itor.encode;
}
/////////////////////////////////////////////////////////////////////////////
// text
/////////////////////////////////////////////////////////////////////////////
Text::Text(Encode encode, const void* data)
{
unsigned length = strlen((const char*)data);
Iterator end = Iterator(encode, data, length);
end.toEnd();
Iterator it = Iterator(encode, data, length);
for (; it != end; ++it)
{
content.push_back(*it);
}
}
Text::Text(Encode encode, const void* data, unsigned length)
{
Iterator end = Iterator(encode, data, length);
end.toEnd();
Iterator it = Iterator(encode, data, length);
for (; it != end; ++it)
{
content.push_back(*it);
}
}
Text::~Text()
{
}
const Content& Text::getContent() const
{
return content;
}
const Content& Text::operator*() const
{
return content;
}
} // namespace Fonts
} // namespace Graphics
} // namespace JinEngine
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