/*
**  ClanLib SDK
**  Copyright (c) 1997-2015 The ClanLib Team
**
**  This software is provided 'as-is', without any express or implied
**  warranty.  In no event will the authors be held liable for any damages
**  arising from the use of this software.
**
**  Permission is granted to anyone to use this software for any purpose,
**  including commercial applications, and to alter it and redistribute it
**  freely, subject to the following restrictions:
**
**  1. The origin of this software must not be misrepresented; you must not
**     claim that you wrote the original software. If you use this software
**     in a product, an acknowledgment in the product documentation would be
**     appreciated but is not required.
**  2. Altered source versions must be plainly marked as such, and must not be
**     misrepresented as being the original software.
**  3. This notice may not be removed or altered from any source distribution.
**
**  Note: Some of the libraries ClanLib may link to may have additional
**  requirements or restrictions.
**
**  File Author(s):
**
**    Magnus Norddahl
**    (if your name is missing here, please add it)
*/


#pragma once

#include "../Image/pixel_buffer.h"
#include "../../Core/IOData/file_system.h"

namespace clan
{
/// \addtogroup clanDisplay_Image_Providers clanDisplay Image Providers
/// \{

class FileSystem;

/// \brief Image provider that can load JPEG (.jpg) files.
class JPEGProvider
{
/// \name Construction
/// \{

public:
	/// \brief Called to load an image with this provider type.
	///
	/// \param filename Name of the file to load.
	/// \param directory Directory that file name is relative to.
	static PixelBuffer load(
		const std::string &filename,
		const FileSystem &fs,
		bool srgb = false);

	static PixelBuffer load(
		const std::string &fullname,
		bool srgb = false);

	static PixelBuffer load(
		IODevice &file,
		bool srgb = false);

	/// \brief Save the given PixelBuffer into a JPEG
	///
	/// \param buffer The PixelBuffer to save, format doesn't matter its converted if needed
	/// \param filename File name of JPEG.
	/// \param directory Directory that the file name is relative to.
	/// \param quality The quality level of the JPEG (0-100), 100 being best quality.
	static void save(
		PixelBuffer buffer,
		const std::string &filename,
		FileSystem &fs,
		int quality = 85);

	static void save(
		PixelBuffer buffer,
		const std::string &fullname,
		int quality = 85);

	static void save(
		PixelBuffer buffer,
		IODevice &file,
		int quality = 85);

/// \}
};

}

/// \}
