/**
 *	DWDecoders.h
 *	Copyright (C) 2005 Nate
 *
 *	This file is part of DigitalWatch, a free DTV watching and recording
 *	program for the VisionPlus DVB-T.
 *
 *	DigitalWatch is free software; you can redistribute it and/or modify
 *	it under the terms of the GNU General Public License as published by
 *	the Free Software Foundation; either version 2 of the License, or
 *	(at your option) any later version.
 *
 *	DigitalWatch 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 General Public License for more details.
 *
 *	You should have received a copy of the GNU General Public License
 *	along with DigitalWatch; if not, write to the Free Software
 *	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef DWDECODERS_H
#define DWDECODERS_H

#include "StdAfx.h"
#include "LogMessage.h"
#include "XMLDocument.h"
#include "IDWOSDDataList.h"
#include "FilterGraphTools.h"
#include "DWOnScreenDisplay.h"
#include <vector>

class DWDecoders;
class DWDecoder : public LogMessageCaller
{
public:
	DWDecoder(XMLElement *pElement);
	virtual ~DWDecoder();

	void SetLogCallback(LogMessageCallback *callback);

	LPWSTR index;
	LPWSTR name;
	LPWSTR maskname;
	LPWSTR Name();
	LPWSTR MaskName();

	HRESULT AddFilters(IGraphBuilder *piGraphBuilder, IPin *piSourcePin);
	HRESULT RenderWindowLess(IGraphBuilder *piGraphBuilder,
								IPin *piSourcePin,
								RENDER_METHOD *pRenderMethod,
								LPWSTR pName);
	void DestroyFilter(IGraphBuilder *piGraphBuilder, CComPtr <IBaseFilter> &pFilter);

private:
	XMLElement *m_pElement;

	FilterGraphTools graphTools;
};

class DWDecoders : public LogMessageCaller, public IDWOSDDataList
{
public:
	DWDecoders();
	virtual ~DWDecoders();

	//IDWOSDDataList Methods
	virtual LPWSTR GetListName();
	virtual LPWSTR GetListItem(LPWSTR name, long nIndex = 0);
	virtual long GetListSize();
	virtual HRESULT FindListItem(LPWSTR name, int *pIndex);

	HRESULT Destroy();
	HRESULT Initialise(IGraphBuilder *piGraphBuilder, LPWSTR listName);

	virtual void SetLogCallback(LogMessageCallback *callback);

	HRESULT Load(LPWSTR filename);

	DWDecoder *Item(LPWSTR pName);
	DWDecoder *Item(int index);

private:
	CComPtr <IGraphBuilder> m_piGraphBuilder;

	std::vector<DWDecoder *> m_decoders;
	CCritSec m_decodersLock;

	LPWSTR m_filename;
	LPWSTR m_dataListName;
};

#endif