/**
 * 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
 * the Free Software Foundation, version 3 of the License.
 *
 * 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;
};