/*
**  ClanLib SDK
**  Copyright (c) 1997-2005 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)
*/

#include "Display/display_precomp.h"
#include "display_target.h"
#include "API/Core/System/error.h"

/////////////////////////////////////////////////////////////////////////////
// CL_DisplayTarget construction:

CL_DisplayTarget::CL_DisplayTarget()
{
	current_target = this;
}

CL_DisplayTarget::~CL_DisplayTarget()
{
	current_target = 0;
}

/////////////////////////////////////////////////////////////////////////////
// CL_DisplayTarget attributes:

CL_DisplayTarget *CL_DisplayTarget::current_target = 0;

CL_DisplayTarget *CL_DisplayTarget::current()
{
	if (current_target == 0) 
		throw CL_Error ("You need a create a display target first.");

	return current_target;
}

/////////////////////////////////////////////////////////////////////////////
// CL_DisplayTarget operations:

/////////////////////////////////////////////////////////////////////////////
// CL_DisplayTarget implementation: