/**

 * Spacenav Demo Qt

 * Copyright © 2019 František Kučera (Frantovo.cz, GlobalCode.info)

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 *

 * 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/>.

 */

#pragma once

#include <iostream>

/**

 * This wrapper separates spnav.h and X headers from the rest of the application.

 * Some definitions like Status would collide with Qt if mixed in a single file with QObjects and processed by MOC.

 * 

 * This wrapper also abstracts from the connection type – tries AF_UNIX socket first and then X11.

 */

class SpacenavWrapper {

public:

	class Event {

	public:

		enum class Type {

			MOTION,

			BUTTON

		};

		class MotionEvent {

		public:

			int x;

			int y;

			int z;

			int rx;

			int ry;

			int rz;

			int type;

			unsigned int period;

		};

		class ButtonEvent {

		public:

			int number;

			bool pressed;

		};

		Type type;

		MotionEvent motion;

		ButtonEvent button;

	};

	enum class ConnectionStatus {

		NONE,

		DOMAIN_SOCKET,

		X11

	};

	SpacenavWrapper();

	virtual ~SpacenavWrapper();

	ConnectionStatus getConnectionStatus();

	Event waitEvent();

private:

	ConnectionStatus connectionStatus;

};