//-----------------------------------------------------------------------------
// TmxObjectGroup.cpp
//
// Copyright (c) 2010-2012, Tamir Atias
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//  * Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//  * Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL TAMIR ATIAS BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Author: Tamir Atias
//-----------------------------------------------------------------------------
#include <tinyxml.h>

#include "TmxObjectGroup.h"
#include "TmxObject.h"

namespace Tmx 
{
	ObjectGroup::ObjectGroup()
		: name()
		, width(0)
		, height(0)
	{}

	ObjectGroup::~ObjectGroup() 
	{
		for(std::size_t i = 0; i < objects.size(); i++)
		{
			Object *obj = objects.at(i);
			delete obj;
		}
	}

	void ObjectGroup::Parse(const TiXmlNode *objectGroupNode) 
	{
		const TiXmlElement *objectGroupElem = objectGroupNode->ToElement();

		// Read the object group attributes.
		name = objectGroupElem->Attribute("name");
		
		objectGroupElem->Attribute("width", &width);
		objectGroupElem->Attribute("height", &height);
		objectGroupElem->Attribute("visible", &visible);

		// Iterate through all of the object elements.
		const TiXmlNode *objectNode = objectGroupNode->FirstChild("object");
		while (objectNode) 
		{
			// Allocate a new object and parse it.
			Object *object = new Object();
			object->Parse(objectNode);
			
			// Add the object to the list.
			objects.push_back(object);

			objectNode = objectGroupNode->IterateChildren("object", objectNode);
		}
	}

};