/* -----------------------------------------------------------------------------
	nEngine - GSFramework
	Copyright 2001-2011 Emmanuel Julien. All Rights Reserved.
------------------------------------------------------------------------------*/


#ifndef	__NPROFILER_TOOLS__
#define	__NPROFILER_TOOLS__


		#include "color/color.h"
		#include "nstring/nstring.h"


/*!
	@short	Core profiler tools.
	@author	Emmanuel Julien (ejulien@nworks.fr)
*/
namespace GS {
	namespace Render {
		class Renderer;
		class RasterFont;
	}
	namespace Core {

enum	NumberFormat
{
	Count,
	MemorySize
};

template <class T> const Color	&GetColorCode(const T &v, const T &warning, const T &alert)
{
	if	(v > alert)
		return Color::Red;
	if	(v > warning)
		return Color::Green;
	return Color::White;
}

/// Format a value to string.
template <class T> String FormatNumber(const T &v, NumberFormat format = Count)
{
	switch (format)
	{
		case Count:
			if	(v < 1000)
				return String::Format("%d", (int)v);
			else	if	(v < 1000000)
				return String::Format("%.01fK", (float)v / 1000);
			return String::Format("%.01fM", (float)v / 1000000);

		case MemorySize:
			if	(v < 1000)
				return String::Format("%dB", (int)v);
			else	if	(v < 1000000)
				return String::Format("%.01fKB", (float)v / 1000.f);
			return String::Format("%.01fMB", (float)v / 1000000.f);
	}
	return String() << v;
}

/// Draw allocator profiler text.
void			DrawAllocProfilerText(Render::Renderer &, Render::RasterFont *[2], float &x, float &y, float width = 0, float height = 0);

	} // Core
} // GS


#endif	// __NPROFILER_TOOLS__