File: ImageList.cc

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/* --------------------------------------------------------------------------

   libcoverart - Client library to access MusicBrainz

   Copyright (C) 2012 Andrew Hawkins

   This file is part of libcoverart.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   libcoverart is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this library.  If not, see <http://www.gnu.org/licenses/>.

     $Id$

----------------------------------------------------------------------------*/

#include "config.h"
#include "coverart/defines.h"

#include <vector>

#include <jansson.h>

#include "coverart/ImageList.h"
#include "coverart/Image.h"

class CoverArtArchive::CImageListPrivate
{
	public:
		CImageListPrivate()
		{
		};

		std::vector<CoverArtArchive::CImage *> m_Images;
};

CoverArtArchive::CImageList::CImageList(json_t *Root)
:	m_d(new CImageListPrivate)
{
	if (Root && json_is_array(Root))
	{
		for (size_t count=0;count<json_array_size(Root);count++)
		{
			json_t *Image=json_array_get(Root,count);
			m_d->m_Images.push_back(new CImage(Image));
		}
	}
}

CoverArtArchive::CImageList::CImageList(const CImageList& Other)
:	m_d(new CImageListPrivate)
{
	*this=Other;
}

CoverArtArchive::CImageList& CoverArtArchive::CImageList::operator =(const CImageList& Other)
{
	if (this!=&Other)
	{
		Cleanup();

		std::vector<CImage *>::const_iterator ThisImage=Other.m_d->m_Images.begin();
		while (ThisImage!=Other.m_d->m_Images.end())
		{
			CImage *Image=(*ThisImage);
			m_d->m_Images.push_back(new CImage(*Image));
			++ThisImage;
		}
	}

	return *this;
}

CoverArtArchive::CImageList::~CImageList()
{
	Cleanup();

	delete m_d;
}

void CoverArtArchive::CImageList::Cleanup()
{
	while (!m_d->m_Images.empty())
	{
		delete m_d->m_Images.back();
		m_d->m_Images.pop_back();
	}
}

int CoverArtArchive::CImageList::NumItems() const
{
	return m_d->m_Images.size();
}

CoverArtArchive::CImage *CoverArtArchive::CImageList::Item(int Item) const
{
	return m_d->m_Images[Item];
}

std::ostream& operator << (std::ostream& os, const CoverArtArchive::CImageList& Images)
{
	for (int count=0;count<Images.NumItems();count++)
		os << *Images.Item(count) << std::endl;

	return os;
}