int UITextGetCharacterIndexAtPos(int xOffset)
{
	int i;
	int sizeofa = str_width("a", UITextCurrentFont);
	for(i = 0; i < str_len(UITextCurrent); i++)
	{
		STRING* temp = str_cut(NULL, UITextCurrent, 0, i+1);
		str_cat(temp, "a");
		int width = str_width(temp, UITextCurrentFont) - sizeofa;
		if(width > xOffset)
		{
			return i+1;
		}
	}
	return str_len(UITextCurrent) + 1;
}

int UITextGetCharacterPos(int index)
{
	//a: fix sizeof space...(probably find a better solution :S)
	if(index <= 1) return 0;
	int sizeofa = str_width("a", UITextCurrentFont);
	STRING* temp = _str("");
	if(index > str_len(UITextCurrent)) 
		str_cpy(temp, UITextCurrent);
	else
		temp = str_cut(NULL, UITextCurrent, 0, index - 1);
	str_cat(temp, "a");
	int width = str_width(temp, UITextCurrentFont) -  sizeofa;
	return width;
}

void UITextSelectionClear()
{
	UITextSelectionStart = UITextCursorPos;
}

void UITextErease(int start, int end)
{
	STRING* temp = _str("");
	if(start > 1)
		str_cut(temp, UITextCurrent, 0, start-1);
	STRING* temp2 = _str("");
	str_cut(temp2, UITextCurrent, end, 0);
	str_cpy(UITextCurrent, temp);
	str_cat(UITextCurrent, temp2);
}

void UITextInsert(int start, STRING* insertChar)
{
	STRING* temp = _str("");
	if(start > 1)
		str_cut(temp, UITextCurrent, 0, start-1);
	STRING* temp2 = _str("");
	str_cut(temp2, UITextCurrent, start, 0);
	str_cpy(UITextCurrent, temp);
	str_cat(UITextCurrent, insertChar);
	str_cat(UITextCurrent, temp2);
}

BOOL UITextSelectionErease()
{
	if(UITextSelectionStart == UITextCursorPos) return false;
	var start = minv(UITextSelectionStart, UITextCursorPos);
	var end = maxv(UITextSelectionStart, UITextCursorPos);
	UITextErease(start, end);
	UITextSelectionStart = UITextCursorPos = start;
	return true;
}

STRING* UITextSelectionGet()
{
	var start = minv(UITextSelectionStart, UITextCursorPos);
	var end = maxv(UITextSelectionStart, UITextCursorPos);
	STRING* temp = _str("");
	str_cut(temp, UITextCurrent, start, end);
	return temp;
}
void UITextEditableRender(UIRect contentarea, int height, BOOL inRect)
{
	if(inRect && IPGetKeyDown("Mouse left"))
	{
		UITextCursorPos = UITextGetCharacterIndexAtPos(IPMousePosition.x - contentarea->x);
		if(!IPGetKey("shiftl") && !IPGetKey("shiftr"))
			UITextSelectionClear();
	}
	if(inRect && IPGetKey("Mouse left"))
	{
		UITextCursorPos = UITextGetCharacterIndexAtPos(IPMousePosition.x - contentarea->x);
	}
	if(IPGetKeyDown("cul"))
	{
		UITextCursorPos = maxv(--UITextCursorPos, 1);
		if(!IPGetKey("shiftl") && !IPGetKey("shiftr"))
			UITextSelectionClear();
	}
	else if(IPGetKeyDown("cur"))
	{
		UITextCursorPos = minv(++UITextCursorPos, str_len(UITextCurrent)+1);
		if(!IPGetKey("shiftl") && !IPGetKey("shiftr"))
			UITextSelectionClear();
	}
	else if(IPGetKeyDown("home"))
	{
		if(!IPGetKey("shiftl") && !IPGetKey("shiftr"))
		{
			UITextCursorPos = 1;
			UITextSelectionClear();
		}
		else
		{
			UITextSelectionStart = UITextCursorPos;
			UITextCursorPos = 1;
		}
	}
	else if(IPGetKeyDown("end"))
	{
		if(!IPGetKey("shiftl") && !IPGetKey("shiftr"))
		{
			UITextCursorPos = str_len(UITextCurrent)+1;
			UITextSelectionClear();
		}
		else
		{
			UITextSelectionStart = UITextCursorPos;
			UITextCursorPos = str_len(UITextCurrent)+1;
		}
	}
	else if(IPGetKeyDown("bksp") || IPGetKeyDown("del"))
	{
		if(!UITextSelectionErease())
		{
			if(IPGetKeyDown("bksp") && str_len(UITextCurrent)>0 && UITextCursorPos>=1)
				UITextErease(--UITextCursorPos, UITextCursorPos+1);

			if(IPGetKeyDown("del") && str_len(UITextCurrent)>0 && UITextCursorPos <= str_len(UITextCurrent))
				UITextErease(UITextCursorPos, UITextCursorPos+1);
			UITextSelectionClear();
		}
	}
	else if(IPGetKey("ctrl") && IPGetKeyDown("a"))
	{
		UITextCursorPos = 1;
		UITextSelectionStart = str_len(UITextCurrent)+1;
	}
	else if(IPGetKey("ctrl") && (IPGetKeyDown("c") || IPGetKeyDown("x")))
	{
		if(OpenClipboard(hWnd))
		{
			EmptyClipboard();
			long hClipboardData;
			STRING* sel = UITextSelectionGet();
			hClipboardData = GlobalAlloc(GMEM_DDESHARE, str_len(sel)+1);
			char* pchData;
			pchData = (char*)GlobalLock(hClipboardData);
			strcpy(pchData, _chr(sel));
			GlobalUnlock(hClipboardData);
			SetClipboardData(CF_TEXT,hClipboardData);
			CloseClipboard();
			if(IPGetKeyDown("x"))
				UITextSelectionErease();
		}
	}
	else if(IPGetKey("ctrl") && IPGetKeyDown("v"))
	{
		if(OpenClipboard(hWnd))
		{
			UITextSelectionErease();
			HANDLE hClipboardData = GetClipboardData(CF_TEXT);
			char *pchData = (char*)GlobalLock(hClipboardData);
			UITextInsert(UITextCursorPos, pchData);
			UITextCursorPos += str_len(pchData);
			UITextSelectionClear();
			GlobalUnlock(hClipboardData);
			CloseClipboard();
		}
	}
	else if(IPLastCharAscii && str_getchr(IPLastChar, 1) != ' ' && IPLastCharAscii!=0 && IPLastCharAscii > 27 || IPLastCharAscii == 32)
	{
		//printf("%i", (int)IPLastCharAscii);
		UITextSelectionErease();
		UITextInsert(UITextCursorPos, IPLastChar);
		UITextCursorPos++;
		UITextSelectionClear();
	}
	int curPos = UITextGetCharacterPos(UITextCursorPos);
	int startPos = UITextGetCharacterPos(UITextSelectionStart);
	//Draw cursor
	draw_quad(NULL, vector(contentarea->x + curPos, contentarea->y, 0), NULL, vector(1, height, 0), NULL, COLOR_WHITE, 100, 0);
	//Draw selection
	draw_quad(NULL, vector(contentarea->x + curPos, contentarea->y, 0), NULL, vector(startPos - curPos, height, 0), NULL, COLOR_WHITE, 40, 0);
}