/* Galaxy.cpp
Copyright (c) 2014 by Michael Zahniser

Endless Sky is free software: you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later version.

Endless Sky 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 <https://www.gnu.org/licenses/>.
*/

#include "Galaxy.h"

#include "DataNode.h"
#include "SpriteSet.h"

using namespace std;



void Galaxy::Load(const DataNode &node)
{
	for(const DataNode &child : node)
	{
		const bool remove = child.Token(0) == "remove";
		const int keyIndex = remove;
		const bool hasKey = child.Size() > keyIndex;
		const string &key = hasKey ? child.Token(keyIndex) : child.Token(0);

		if(remove && hasKey)
		{
			if(key == "sprite")
				sprite = nullptr;
			else
				child.PrintTrace("Skipping unsupported use of \"remove\":");
		}
		else if(key == "pos" && child.Size() >= 3)
			position = Point(child.Value(1), child.Value(2));
		else if(key == "sprite" && child.Size() >= 2)
			sprite = SpriteSet::Get(child.Token(1));
		else
			child.PrintTrace("Skipping unrecognized attribute:");
	}
}



const Point &Galaxy::Position() const
{
	return position;
}



const Sprite *Galaxy::GetSprite() const
{
	return sprite;
}
