#pragma once

//#include <stdio.h>
//#include <stdlib.h>
//#include <tchar.h>
//#include <memory.h>
#include "system/base.hpp"
#include "xstring.hpp"
#include "wobject/xutil.hpp"

class xdouble
{
private:
	double value;
public:
	xdouble(double val = 0) :value(val) {}
	xdouble(int val) :value((double)val) {}
	xdouble(xstring val) :value(val.toDouble()) {}
public:
	operator double() { return value; }
	double toInt() { return (int)value; }
	xstring toString() { return xstring(value); }
	double round(int len)
	{
		wchar_t format[64] = L"#.";
		for (int i = 0; i < len && i<  60; i++)
		{
			format[2+i] = L'#';
		}
		xstring str(value);
		bool del = false;
		xstring str1 = xutil::FormatDecimalString((LPTSTR)str.c_str(), format, del);
		return str1.toDouble();
	}
};