// Copyright (c) 2005, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
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//   * Neither the name of the Aegisub Group nor the names of its contributors
//     may be used to endorse or promote products derived from this software
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//
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// Aegisub Project http://www.aegisub.org/
//
// $Id$

/// @file ass_exporter.h
/// @see ass_exporter.cpp
/// @ingroup export
///

#ifndef AGI_PRE
#include <wx/arrstr.h>
#include <wx/sizer.h>
#include <wx/string.h>

#include <list>
#include <map>
#endif

class AssExportFilter;
class AssFile;

typedef std::list<AssExportFilter*> FilterList;

/// DOCME
/// @class AssExporter
/// @brief DOCME
///
/// DOCME
class AssExporter {
	typedef FilterList::const_iterator filter_iterator;

	/// Sizers for configuration panels
	std::map<wxString, wxSizer*> Sizers;

	/// Filters which will be applied to the subtitles
	FilterList filters;

	/// Input subtitle file
	AssFile *original_subs;

	/// Have the config windows been created, or should filters simply use
	/// their default settings
	bool is_default;

public:
	AssExporter(AssFile *subs);
	~AssExporter();

	/// Get the names of all registered export filters
	wxArrayString GetAllFilterNames();

	/// Add the named filter to the list of filters to be run
	/// @throws wxString if filter is not found
	void AddFilter(wxString const& name);

	/// Add all export filters which have indicated they should apply in
	/// non-transform contexts
	void AddAutoFilters();

	/// Run all added export filters
	/// @param parent_window Parent window the filters should use when opening dialogs
	/// @param copy Should the file be copied rather than transformed in-place?
	/// @return The new subtitle file (which is the old one if copy is false)
	AssFile *ExportTransform(wxWindow *parent_window = 0, bool copy = false);

	/// Apply selected export filters and save with the given charset
	/// @param file Target filename
	/// @param charset Target charset
	/// @param parent_window Parent window the filters should use when opening dialogs
	void Export(wxString const& file, wxString const& charset, wxWindow *parent_window= 0);

	/// Add configuration panels for all registered filters to the target sizer
	/// @param parent Parent window for controls
	/// @param target_sizer Sizer to add configuration panels to
	void DrawSettings(wxWindow *parent, wxSizer *target_sizer);

	/// Get the sizer created by DrawSettings for a specific filter
	wxSizer *GetSettingsSizer(wxString const& name);

	/// Get the description of the named export filter
	/// @throws wxString if filter is not found
	wxString const& GetDescription(wxString const& name);
};