/*
	GWEN
	Copyright (c) 2010 Facepunch Studios
	See license in Gwen.h
*/

#include "Gwen/ToolTip.h"
#include "Gwen/Utility.h"

using namespace Gwen;

#ifdef _MSC_VER
#pragma warning(disable : 4267)  // conversion from 'size_t' to 'int', possible loss of data
#endif

UnicodeString Gwen::Utility::Format(const wchar_t* fmt, ...)
{
	wchar_t strOut[2048];

	va_list s;
	va_start(s, fmt);
	GwenUtil_VSWPrintFSafeSized(strOut, fmt, s);
	va_end(s);

	UnicodeString str = strOut;
	return str;
}

void Gwen::Utility::Strings::Split(const Gwen::String& str, const Gwen::String& seperator, Strings::List& outbits, bool bLeave)
{
	int iOffset = 0;
	int iLength = str.length();
	int iSepLen = seperator.length();

	size_t i = str.find(seperator, 0);
	while (i != std::string::npos)
	{
		outbits.push_back(str.substr(iOffset, i - iOffset));
		iOffset = i + iSepLen;

		i = str.find(seperator, iOffset);
		if (bLeave) iOffset -= iSepLen;
	}

	outbits.push_back(str.substr(iOffset, iLength - iOffset));
}

void Gwen::Utility::Strings::Split(const Gwen::UnicodeString& str, const Gwen::UnicodeString& seperator, Strings::UnicodeList& outbits, bool bLeave)
{
	int iOffset = 0;
	int iLength = str.length();
	int iSepLen = seperator.length();

	size_t i = str.find(seperator, 0);
	while (i != std::wstring::npos)
	{
		outbits.push_back(str.substr(iOffset, i - iOffset));
		iOffset = i + iSepLen;

		i = str.find(seperator, iOffset);
		if (bLeave) iOffset -= iSepLen;
	}

	outbits.push_back(str.substr(iOffset, iLength - iOffset));
}

int Gwen::Utility::Strings::To::Int(const Gwen::String& str)
{
	if (str == "") return 0;
	return atoi(str.c_str());
}

float Gwen::Utility::Strings::To::Float(const Gwen::String& str)
{
	if (str == "") return 0.0f;
	return (float)atof(str.c_str());
}

bool Gwen::Utility::Strings::To::Bool(const Gwen::String& str)
{
	if (str.size() == 0) return false;
	if (str[0] == 'T' || str[0] == 't' || str[0] == 'y' || str[0] == 'Y') return true;
	if (str[0] == 'F' || str[0] == 'f' || str[0] == 'n' || str[0] == 'N') return false;
	if (str[0] == '0') return false;
	return true;
}

bool Gwen::Utility::Strings::To::Floats(const Gwen::String& str, float* f, size_t iCount)
{
	Strings::List lst;
	Strings::Split(str, " ", lst);
	if (lst.size() != iCount) return false;

	for (size_t i = 0; i < iCount; i++)
	{
		f[i] = Strings::To::Float(lst[i]);
	}

	return true;
}