/* -*- C++ -*-
 * Copyright ©2004 Hugo Mills <hugo@carfax.org.uk>
 *
 * This software is distributed under the terms of the GNU GPL v3
 * For more information on the GPL, see the file COPYING or 
 * visit http://www.gnu.org/
 *
 * This software is distributed without warranty
 */

#ifndef CONFIGURATION_H
#define CONFIGURATION_H

#include <list>
#include <set>
#include <map>

#include "magellan/output.h"
#include "magellan/configlexer.h"

#include "config.h"
#ifdef HAVE_BOOST_THREAD
#include <boost/thread.hpp>
#include <boost/thread/barrier.hpp>
#endif

class MDisplay;
class Content;
class XfOrbit;
class XfMap;
class XfView;
class RenderContext;

// Main class
class Configuration
{
public:
	Configuration(ConfigLexer*);
	virtual ~Configuration();

	void update(void);  // Update orbital positions
	void render(void);  // Render to the target bitmap
	void output(void);  // Output the target bitmap

	bool repeated(void) const { return _output->repeated(); }
	time_t updatetime(void) const { return _output->updatetime(); }

	// Get plugins of type known at compile time
	XfOrbit* getorbit(const std::string&) const;
	XfMap* getprojection(const std::string&) const;
	XfView* getviewport(const std::string&) const;
	Content* getcontent(const std::string&) const;

	// Get plugins of arbitrary type
	template<class T>
	T* getplugin(const std::string&) const;

	// Return things from the head of the contexts list
	RenderContext* nextcontext(void);

private:
	Output* _output; // The one output device
	std::map<std::string, XfOrbit*> orbits;
	std::map<std::string, Content*> content;
	std::map<std::string, XfMap*> maps;
	std::map<std::string, XfView*> viewports;
	std::list<MDisplay*> displays; // Order gives Z-order

	int max_threads;

#ifdef HAVE_BOOST_THREAD
	std::list<RenderContext*>::iterator currentcontext;
	boost::mutex contextlock;

	// Multiple rendering contexts not needed in the single-threaded
	// version
	void generatecontexts(void);
	void splitcontexts(void);
	void mergecontexts(void);
	std::list<RenderContext*> contexts;
#endif

	template<class Iter>
	void bindall(Iter begin, Iter end);
};

#endif