/**
 * vim: set ts=4 sw=4 tw=99 noet :
 * =============================================================================
 * SourceMod
 * Copyright (C) 2004-2017 AlliedModders LLC.  All rights reserved.
 * =============================================================================
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, version 3.0, as published by the
 * Free Software Foundation.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * As a special exception, AlliedModders LLC gives you permission to link the
 * code of this program (as well as its derivative works) to "Half-Life 2," the
 * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
 * by the Valve Corporation.  You must obey the GNU General Public License in
 * all respects for all other code used.  Additionally, AlliedModders LLC grants
 * this exception to all derivative works.  AlliedModders LLC defines further
 * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
 * or <http://www.sourcemod.net/license.php>.
 *
 * Version: $Id$
 */
 
#include "FrameIterator.h"

SafeFrameIterator::SafeFrameIterator(IFrameIterator *it)
{	
	while (!it->Done())
	{
		FrameInfo info = FrameInfo(it);
		frames.append(info);
		it->Next(); 
	}
	
	it->Reset();
	current = 0;
}

bool SafeFrameIterator::Done() const
{
	return current >= frames.length();
}

bool SafeFrameIterator::Next()
{
	current++;
	return !this->Done();
}

void SafeFrameIterator::Reset()
{
	current = 0;
}

int SafeFrameIterator::LineNumber() const
{
	if (this->Done())
	{
		return -1;
	}

	return (int)frames[current].LineNumber;
}

const char *SafeFrameIterator::FunctionName() const
{
	if (this->Done())
	{
		return NULL;
	}

	return frames[current].FunctionName.chars();
}

const char *SafeFrameIterator::FilePath() const
{
	if (this->Done())
	{
		return NULL;
	}

	return frames[current].FilePath.chars();
}