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path: root/libjin/Graphics/Font/Text.cpp
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#include "Text.h"

namespace jin
{
namespace graphics
{

	/////////////////////////////////////////////////////////////////////////////
	// 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;
		}
	}

	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;
		}
	}

	Text::Iterator::~Iterator()
	{
	}

	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 int _length)
	{
		Iterator it = Iterator(_encode, _data, _length);
		for (; it != it.end(); ++it)
		{
			content.push_back(*it);
		}
	}

	Text::~Text()
	{
	}

	const Content& Text::getContent() const
	{
		return content;
	}

	const Content& Text::operator*() const
	{
		return content;
	}

} // graphics
} // jin