/*
 * Copyright (C) 1999-2017 Hartmut Seichter
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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 AUTHOR 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 AUTHOR OR CONTRIBUTORS 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.
 */
#ifndef PW_SCENE_COMPONENT_HPP
#define PW_SCENE_COMPONENT_HPP

#include <pw/core/globals.hpp>

#include <string>
#include <vector>
#include <memory>

namespace pw {

class node;

/**
 * @brief components represent attributes of the scene nodes
 */
class component {
public:

	friend class node;

    typedef std::shared_ptr<component> ref;
    typedef std::vector<ref> array;

	component();
    component(const component& other);
    virtual ~component();

	bool enabled() const;
	void set_enabled(bool enabled);

	uint32_t weight() const;
	void set_weight(const uint32_t &weight);


	template <typename T>
	inline T* cast() { return static_cast<T*>(this);}

protected:

	uint32_t _weight = 0;

	node* _node;
	bool _enabled;

};

}

#endif
