/**************************************************************************/
/*  box_container.h                                                       */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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/* Permission is hereby granted, free of charge, to any person obtaining  */
/* a copy of this software and associated documentation files (the        */
/* "Software"), to deal in the Software without restriction, including    */
/* without limitation the rights to use, copy, modify, merge, publish,    */
/* distribute, sublicense, and/or sell copies of the Software, and to     */
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/**************************************************************************/

#ifndef BOX_CONTAINER_H
#define BOX_CONTAINER_H

#include "scene/gui/container.h"

class BoxContainer : public Container {
	GDCLASS(BoxContainer, Container);

	struct _MinSizeCache {
		int min_size;
		bool will_stretch;
		int final_size;
	};

public:
	enum AlignMode {
		ALIGN_BEGIN,
		ALIGN_CENTER,
		ALIGN_END
	};

private:
	bool vertical;
	AlignMode align;

	void _resort();

protected:
	void _notification(int p_what);

	static void _bind_methods();

public:
	void add_spacer(bool p_begin = false);

	void set_alignment(AlignMode p_align);
	AlignMode get_alignment() const;

	virtual Size2 get_minimum_size() const;

	BoxContainer(bool p_vertical = false);
};

class HBoxContainer : public BoxContainer {
	GDCLASS(HBoxContainer, BoxContainer);

public:
	HBoxContainer() :
			BoxContainer(false) {}
};

class MarginContainer;
class VBoxContainer : public BoxContainer {
	GDCLASS(VBoxContainer, BoxContainer);

public:
	MarginContainer *add_margin_child(const String &p_label, Control *p_control, bool p_expand = false);

	VBoxContainer() :
			BoxContainer(true) {}
};

VARIANT_ENUM_CAST(BoxContainer::AlignMode);

#endif // BOX_CONTAINER_H