Magic_Game/core/e2dnode.h

#pragma once
#include "e2dbase.h"
#include "e2devent.h"

namespace e2d 
{


class Action;


// <20><>ͼ<EFBFBD>ӿ<EFBFBD>
class Drawable
{
public:
	// <20><>Ⱦͼ<C8BE><CDBC>
	virtual void draw(Renderer * renderer) const = 0;
};


// <20><><EFBFBD>½ӿ<C2BD>
class Updatable
{
public:
	// <20><>Ⱦͼ<C8BE><CDBC>
	virtual void update() = 0;
};


// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD>ӿ<EFBFBD>
class KeyEventHandler
{
public:
	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	virtual void handle(const KeyEvent& e) = 0;
};


// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD>ӿ<EFBFBD>
class MouseEventHandler
{
public:
	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	virtual void handle(const MouseEvent& e) = 0;
};


// <20><>ײ<EFBFBD><D7B2>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD>ӿ<EFBFBD>
class CollisionHandler
{
public:
	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>Ϣ
	virtual void handle(const Collision& collision) = 0;
};


// <20>ڵ<EFBFBD>
class Node :
	public Ref
{
	friend class Collider;

public:
	// <20>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	struct Property
	{
		Point position;		// <20><><EFBFBD><EFBFBD>
		Size size;			// <20><>С
		float anchorX;		// ê<><C3AA> X <20><><EFBFBD><EFBFBD>
		float anchorY;		// ê<><C3AA> Y <20><><EFBFBD><EFBFBD>
		float scaleX;		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		float scaleY;		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		float rotation;		// <20><>ת<EFBFBD>Ƕ<EFBFBD>
		float skewAngleX;	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>Ƕ<EFBFBD>
		float skewAngleY;	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>Ƕ<EFBFBD>

		Property operator+ (Property const & prop) const;
		Property operator- (Property const & prop) const;

		static const Property Origin;
	};

public:
	Node();

	virtual ~Node();

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>ʾ״̬
	virtual bool visible() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	const String& name() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD>Ƶ<EFBFBD> Hash ֵ
	size_t hashName() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>ͼ˳<CDBC><CBB3>
	int order() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	float positionX() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	float positionY() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	const Point& position() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	float width() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5>߶<EFBFBD>
	float height() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>С
	Size size() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD>ʵ<EFBFBD>ʿ<EFBFBD><CABF>ȣ<EFBFBD><C8A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ţ<EFBFBD>
	float realWidth() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD>ʵ<EFBFBD>ʸ߶ȣ<DFB6><C8A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ţ<EFBFBD>
	float realHeight() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD>ʵ<EFBFBD>ʴ<EFBFBD>С<EFBFBD><D0A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ţ<EFBFBD>
	const Size& realSize() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>ê<EFBFBD><C3AA>
	float anchorX() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>ê<EFBFBD><C3AA>
	float anchorY() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ű<EFBFBD><C5B1><EFBFBD>
	float scaleX() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ű<EFBFBD><C5B1><EFBFBD>
	float scaleY() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>Ƕ<EFBFBD>
	float skewX() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>Ƕ<EFBFBD>
	float skewY() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>ת<EFBFBD>Ƕ<EFBFBD>
	float rotation() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD>͸<EFBFBD><CDB8><EFBFBD><EFBFBD>
	float opacity() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	Property properties() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	Property extrapolate() const;

	// <20><><EFBFBD>ýڵ<C3BD><DAB5>Ƿ<EFBFBD><C7B7><EFBFBD>ʾ
	Node& visible(
		bool value
	);

	// <20><><EFBFBD>ýڵ<C3BD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	Node& name(
		const String& name
	);

	// <20><><EFBFBD>ýڵ<C3BD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	virtual Node& positionX(
		float x
	);

	// <20><><EFBFBD>ýڵ<C3BD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	virtual Node& positionY(
		float y
	);

	// <20><><EFBFBD>ýڵ<C3BD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	virtual Node& position(
		const Point & point
	);

	// <20><><EFBFBD>ýڵ<C3BD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	virtual Node& position(
		float x,
		float y
	);

	// <20>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̶<EFBFBD>
	virtual Node& positionFixed(
		bool fixed
	);

	// <20>ƶ<EFBFBD><C6B6>ڵ<EFBFBD>
	virtual Node& move(
		float x,
		float y
	);

	// <20>ƶ<EFBFBD><C6B6>ڵ<EFBFBD>
	virtual Node& move(
		const Vector2 & v
	);

	// <20><><EFBFBD>ýڵ<C3BD><DAB5><EFBFBD>ͼ˳<CDBC><CBB3>
	// Ĭ<><C4AC>Ϊ 0
	virtual Node& order(
		int order
	);

	// <20><><EFBFBD>ú<EFBFBD><C3BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ű<EFBFBD><C5B1><EFBFBD>
	// Ĭ<><C4AC>Ϊ 1.0
	virtual Node& scaleX(
		float scaleX
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ű<EFBFBD><C5B1><EFBFBD>
	// Ĭ<><C4AC>Ϊ 1.0
	virtual Node& scaleY(
		float scaleY
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ű<EFBFBD><C5B1><EFBFBD>
	// Ĭ<><C4AC>Ϊ (1.0, 1.0)
	virtual Node& scale(
		float scaleX,
		float scaleY
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ű<EFBFBD><C5B1><EFBFBD>
	// Ĭ<><C4AC>Ϊ 1.0
	virtual Node& scale(
		float scale
	);

	// <20><><EFBFBD>ú<EFBFBD><C3BA><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>Ƕ<EFBFBD>
	// Ĭ<><C4AC>Ϊ 0
	virtual Node& skewX(
		float angleX
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>Ƕ<EFBFBD>
	// Ĭ<><C4AC>Ϊ 0
	virtual Node& skewY(
		float angleY
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>Ƕ<EFBFBD>
	// Ĭ<><C4AC>Ϊ (0, 0)
	virtual Node& skew(
		float angleX,
		float angleY
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD>Ƕ<EFBFBD>
	// Ĭ<><C4AC>Ϊ 0
	virtual Node& rotation(
		float rotation
	);

	// <20><><EFBFBD><EFBFBD>͸<EFBFBD><CDB8><EFBFBD><EFBFBD>
	// Ĭ<><C4AC>Ϊ 1.0, <20><>Χ [0, 1]
	virtual Node& opacity(
		float opacity
	);

	// <20><><EFBFBD><EFBFBD>ê<EFBFBD><C3AA><EFBFBD>ĺ<EFBFBD><C4BA><EFBFBD>λ<EFBFBD><CEBB>
	// Ĭ<><C4AC>Ϊ 0, <20><>Χ [0, 1]
	virtual Node& anchorX(
		float anchorX
	);

	// <20><><EFBFBD><EFBFBD>ê<EFBFBD><C3AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
	// Ĭ<><C4AC>Ϊ 0, <20><>Χ [0, 1]
	virtual Node& anchorY(
		float anchorY
	);

	// <20><><EFBFBD><EFBFBD>ê<EFBFBD><C3AA>λ<EFBFBD><CEBB>
	// Ĭ<><C4AC>Ϊ (0, 0), <20><>Χ [0, 1]
	virtual Node& anchor(
		float anchorX,
		float anchorY
	);

	// <20>޸Ľڵ<C4BD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	virtual Node& width(
		float width
	);

	// <20>޸Ľڵ<C4BD><DAB5>߶<EFBFBD>
	virtual Node& height(
		float height
	);

	// <20>޸Ľڵ<C4BD><DAB5><EFBFBD>С
	virtual Node& size(
		float width,
		float height
	);

	// <20>޸Ľڵ<C4BD><DAB5><EFBFBD>С
	virtual Node& size(
		Size size
	);

	// <20><><EFBFBD>ýڵ<C3BD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	virtual Node& properties(
		Property prop
	);

	// <20><><EFBFBD>û<EFBFBD><C3BB>ر<EFBFBD><D8B1><EFBFBD>Ⱦ<EFBFBD><C8BE><EFBFBD><EFBFBD><EFBFBD>ü<EFBFBD>
	virtual Node& clipEnabled(
		bool enabled
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD>ӽڵ<D3BD>
	Node& addChild(
		Node * child,
		int order = 0	/* <20><>Ⱦ˳<C8BE><CBB3> */
	);

	// <20><><EFBFBD>Ӷ<EFBFBD><D3B6><EFBFBD><EFBFBD>ӽڵ<D3BD>
	Node& addChild(
		const std::vector<Node*>& nodes,	/* <20>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD> */
		int order = 0						/* <20><>Ⱦ˳<C8BE><CBB3> */
	);

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>ײ<EFBFBD><D7B2>
	Collider * collider();

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD>ڵ<EFBFBD>
	Node * parent() const;

	// <20><>ȡ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD>ڳ<EFBFBD><DAB3><EFBFBD>
	Scene * parentScene() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><CDAC><EFBFBD>ӽڵ<D3BD>
	Node* child(
		const String& name
	) const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>ӽڵ<D3BD>
	const std::vector<Node*>& children() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><CDAC><EFBFBD>ӽڵ<D3BD>
	std::vector<Node*> children(
		const String& name
	) const;

	// <20><>ȡ<EFBFBD>ӽڵ<D3BD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	int childrenCount() const;

	// <20>Ƴ<EFBFBD><C6B3>ӽڵ<D3BD>
	Node& removeChild(
		Node * child
	);

	// <20>Ƴ<EFBFBD><C6B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><CDAC><EFBFBD>ӽڵ<D3BD>
	Node& removeChildren(
		const String& childName
	);

	// <20>Ƴ<EFBFBD><C6B3><EFBFBD><EFBFBD>нڵ<D0BD>
	Node& removeAllChildren();

	// <20>Ӹ<EFBFBD><D3B8>ڵ<EFBFBD><DAB5>Ƴ<EFBFBD>
	Node& removeFromParent();

	// <20>жϵ<D0B6><CFB5>Ƿ<EFBFBD><C7B7>ڽڵ<DABD><DAB5><EFBFBD>
	bool containsPoint(
		const Point& point
	);

	// <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7>ཻ
	bool intersects(
		Node * node
	);

	// ִ<>ж<EFBFBD><D0B6><EFBFBD>
	Node& runAction(
		Action * action
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	Node& resumeAction(
		const String& name
	);

	// <20><>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD>
	Node& pauseAction(
		const String& name
	);

	// ֹͣ<CDA3><D6B9><EFBFBD><EFBFBD>
	Node& stopAction(
		const String& name
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD>
	Node& resumeAllActions();

	// <20><>ͣ<EFBFBD><CDA3><EFBFBD>ж<EFBFBD><D0B6><EFBFBD>
	Node& pauseAllActions();

	// ֹͣ<CDA3><D6B9><EFBFBD>ж<EFBFBD><D0B6><EFBFBD>
	Node& stopAllActions();

	// <20>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	virtual bool dispatch(
		const MouseEvent& e,
		bool handled
	);

	// <20>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	virtual bool dispatch(
		const KeyEvent& e,
		bool handled
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD>
	virtual void visit(
		Game * game
	);

	// <20><>Ⱦ<EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	virtual void drawOutline(
		Renderer * renderer
	);

	// <20><>Ⱦ<EFBFBD><C8BE>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	virtual void drawCollider();

protected:
	E2D_DISABLE_COPY(Node);

	// <20><><EFBFBD>ýڵ<C3BD><DAB5><EFBFBD><EFBFBD>ڳ<EFBFBD><DAB3><EFBFBD>
	void _setParentScene(
		Scene * scene
	);

	// <20>ӽڵ<D3BD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	void _sortChildren();

	// <20><><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	void _updateTransform();

	// <20><><EFBFBD>½ڵ<C2BD>͸<EFBFBD><CDB8><EFBFBD><EFBFBD>
	void _updateOpacity();

protected:
	String		_name;
	size_t		_hashName;
	Point		_position;
	Size		_size;
	float		_scaleX;
	float		_scaleY;
	float		_rotation;
	float		_skewAngleX;
	float		_skewAngleY;
	float		_displayOpacity;
	float		_realOpacity;
	float		_anchorX;
	float		_anchorY;
	int			_order;
	bool		_visible;
	bool		_clipEnabled;
	bool		_needSort;
	bool		_needTransform;
	bool		_positionFixed;
	Collider	_collider;
	Scene *		_parentScene;
	Node *		_parent;
	Property	_extrapolate;
	std::vector<Node*>	_children;
	D2D1::Matrix3x2F	_initialMatri;
	D2D1::Matrix3x2F	_finalMatri;
};


// <20><><EFBFBD><EFBFBD>
class Scene :
	public Node
{
public:
	Scene();

	virtual ~Scene();

	// <20><><EFBFBD>볡<EFBFBD><EBB3A1>
	virtual void onEnter() {}

	// <20>˳<EFBFBD><CBB3><EFBFBD><EFBFBD><EFBFBD>
	virtual void onExit() {}

	// <20>رմ<D8B1><D5B4><EFBFBD>
	// ˵<><CBB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> false <20><><EFBFBD><EFBFBD>ֹ<EFBFBD><D6B9><EFBFBD>ڹر<DAB9>
	virtual bool onCloseWindow() { return true; }

	// <20><>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD>ؽڵ<D8BD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	// Ĭ<>ϣ<EFBFBD><CFA3><EFBFBD><EFBFBD><EFBFBD>
	Scene& outlineVisible(
		bool visible
	);

	// <20>򿪻<EFBFBD><F2BFAABB>ر<EFBFBD><D8B1><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD>ӻ<EFBFBD>
	// Ĭ<>ϣ<EFBFBD><CFA3>ر<EFBFBD>
	Scene& colliderVisible(
		bool visible
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD>
	virtual void visit(
		Game * game
	) override;

protected:
	E2D_DISABLE_COPY(Scene);

protected:
	bool _outlineVisible;
	bool _colliderVisible;
};


// <20><><EFBFBD><EFBFBD>
class Sprite :
	public Node,
	public Drawable
{
public:
	Sprite();

	explicit Sprite(
		Image * image
	);

	explicit Sprite(
		const Resource& res
	);

	explicit Sprite(
		const Resource& res,
		const Rect& cropRect	/* <20>ü<EFBFBD><C3BC><EFBFBD><EFBFBD><EFBFBD> */
	);

	explicit Sprite(
		const String& fileName
	);

	explicit Sprite(
		const String& fileName,
		const Rect& cropRect	/* <20>ü<EFBFBD><C3BC><EFBFBD><EFBFBD><EFBFBD> */
	);

	virtual ~Sprite();

	// <20><><EFBFBD><EFBFBD>ͼƬ<CDBC>ļ<EFBFBD>
	bool open(
		const Resource& res
	);

	// <20><><EFBFBD><EFBFBD>ͼƬ<CDBC>ļ<EFBFBD>
	bool open(
		const String& fileName
	);
	
	// <20><><EFBFBD><EFBFBD>ͼƬ
	bool open(
		Image * image
	);

	// <20><>ͼƬ<CDBC>ü<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>
	Sprite& crop(
		const Rect& cropRect	/* <20>ü<EFBFBD><C3BC><EFBFBD><EFBFBD><EFBFBD> */
	);

	// <20><>ȡ Image <20><><EFBFBD><EFBFBD>
	Image * image() const;

	// <20><>Ⱦ<EFBFBD><C8BE><EFBFBD><EFBFBD>
	virtual void draw(
		Renderer * renderer
	) const override;

protected:
	E2D_DISABLE_COPY(Sprite);

protected:
	Image * _image;
};


// <20>ı<EFBFBD>
class Text :
	public Node,
	public Drawable
{
public:
	// <20>ı<EFBFBD><C4B1><EFBFBD><EFBFBD>뷽ʽ
	enum class Align
	{
		Left,		/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
		Right,		/* <20>Ҷ<EFBFBD><D2B6><EFBFBD> */
		Center		/* <20><><EFBFBD>ж<EFBFBD><D0B6><EFBFBD> */
	};

	// <20>ı<EFBFBD><C4B1><EFBFBD>ʽ
	class Style
	{
	public:
		Color		color;				// <20><>ɫ
		Align		alignment;			// <20><><EFBFBD>뷽ʽ
		bool		wrapping;			// <20><><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD><EFBFBD>
		float		wrappingWidth;		// <20>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD>п<EFBFBD><D0BF><EFBFBD>
		float		lineSpacing;		// <20>м<EFBFBD><D0BC><EFBFBD>
		bool		hasUnderline;		// <20>»<EFBFBD><C2BB><EFBFBD>
		bool		hasStrikethrough;	// ɾ<><C9BE><EFBFBD><EFBFBD>
		bool		hasOutline;			// <20><>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
		Color		outlineColor;		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
		float		outlineWidth;		// <20><><EFBFBD><EFBFBD><EFBFBD>߿<EFBFBD>
		Stroke	outlineStroke;		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ཻ<EFBFBD><E0BDBB>ʽ

	public:
		Style();

		Style(
			Color color,
			Align alignment = Align::Left,
			bool wrapping = false,
			float wrappingWidth = 0.f,
			float lineSpacing = 0.f,
			bool hasUnderline = false,
			bool hasStrikethrough = false,
			bool hasOutline = true,
			Color outlineColor = Color(Color::Black, 0.5),
			float outlineWidth = 1.f,
			Stroke outlineStroke = Stroke::Round
		);
	};

public:
	Text();

	explicit Text(
		const String& text,						/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
		const Font& font = Font(),				/* <20><><EFBFBD><EFBFBD> */
		const Style& style = Style()			/* <20>ı<EFBFBD><C4B1><EFBFBD>ʽ */
	);

	virtual ~Text();

	// <20><>ȡ<EFBFBD>ı<EFBFBD>
	const String& text() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>
	const Font& font() const;

	// <20><>ȡ<EFBFBD>ı<EFBFBD><C4B1><EFBFBD>ʽ
	const Style& style() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	const String& fontFamily() const;

	// <20><>ȡ<EFBFBD><C8A1>ǰ<EFBFBD>ֺ<EFBFBD>
	float fontSize() const;

	// <20><>ȡ<EFBFBD><C8A1>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϸֵ
	UINT fontWeight() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
	const Color& color() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
	const Color& outlineColor() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>߿<EFBFBD>
	float outlineWidth() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ཻ<EFBFBD><E0BDBB>ʽ
	Stroke outlineStroke() const;

	// <20><>ȡ<EFBFBD>ı<EFBFBD><C4B1><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
	int lineCount() const;

	// <20>Ƿ<EFBFBD><C7B7><EFBFBD>б<EFBFBD><D0B1>
	bool italic() const;

	// <20>Ƿ<EFBFBD><C7B7><EFBFBD>ʾɾ<CABE><C9BE><EFBFBD><EFBFBD>
	bool hasStrikethrough() const;

	// <20>Ƿ<EFBFBD><C7B7><EFBFBD>ʾ<EFBFBD>»<EFBFBD><C2BB><EFBFBD>
	bool hasUnderline() const;

	// <20>Ƿ<EFBFBD><C7B7><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
	bool hasOutline() const;

	// <20><><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD>
	Text& text(
		const String& text
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><C4B1><EFBFBD>ʽ
	Text& style(
		const Style& style
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	Text& font(
		const Font& font
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	Text& fontFamily(
		const String& family
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD>ֺţ<D6BA>Ĭ<EFBFBD><C4AC>ֵΪ 22<32><32>
	Text& fontSize(
		float size
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϸֵ<CFB8><D6B5>Ĭ<EFBFBD><C4AC>ֵΪ Text::Font::Weight::Normal<61><6C>
	Text& fontWeight(
		UINT weight
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ<EFBFBD><C9AB>Ĭ<EFBFBD><C4AC>ֵΪ Color::WHITE<54><45>
	Text& color(
		Color color
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>壨Ĭ<E5A3A8><C4AC>ֵΪ false<73><65>
	Text& italic(
		bool value
	);

	// <20>򿪻<EFBFBD><F2BFAABB>ر<EFBFBD><D8B1>ı<EFBFBD><C4B1>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD>У<EFBFBD>Ĭ<EFBFBD><C4AC>Ϊ<EFBFBD>رգ<D8B1>
	Text& wrapping(
		bool wrapping
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><C4B1>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD>еĿ<D0B5><C4BF>ȣ<EFBFBD>Ĭ<EFBFBD><C4AC>Ϊ 0<><30>
	Text& wrappingWidth(
		float wrappingWidth
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD>м<EFBFBD><D0BC>ࣨĬ<E0A3A8><C4AC>Ϊ 0<><30>
	Text& lineSpacing(
		float lineSpacing
	);

	// <20><><EFBFBD>ö<EFBFBD><C3B6>뷽ʽ<EBB7BD><CABD>Ĭ<EFBFBD><C4AC>Ϊ Align::Left<66><74>
	Text& alignment(
		Align align
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD>»<EFBFBD><C2BB>ߣ<EFBFBD>Ĭ<EFBFBD><C4AC>ֵΪ false<73><65>
	Text& underline(
		bool hasUnderline
	);

	// <20><><EFBFBD><EFBFBD>ɾ<EFBFBD><C9BE><EFBFBD>ߣ<EFBFBD>Ĭ<EFBFBD><C4AC>ֵΪ false<73><65>
	Text& strikethrough(
		bool hasStrikethrough
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
	Text& outline(
		bool hasOutline
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
	Text& outlineColor(
		Color outlineColor
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߿<EFBFBD>
	Text& outlineWidth(
		float outlineWidth
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ཻ<EFBFBD><E0BDBB>ʽ
	Text& outlineStroke(
		Stroke outlineStroke
	);

	// <20><>Ⱦ<EFBFBD><C8BE><EFBFBD><EFBFBD>
	virtual void draw(
		Renderer * renderer
	) const override;

protected:
	E2D_DISABLE_COPY(Text);

	// <20><><EFBFBD><EFBFBD><EFBFBD>Ű<EFBFBD><C5B0><EFBFBD><EFBFBD><EFBFBD>
	void _reset();

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>ʽ<EFBFBD><CABD>
	void _createFormat();

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֲ<EFBFBD><D6B2><EFBFBD>
	void _createLayout();

protected:
	String	_text;
	Font	_font;
	Style	_style;
	IDWriteTextFormat * _textFormat;
	IDWriteTextLayout * _textLayout;
};


class Button :
	public Node
{
public:
	Button();

	explicit Button(
		Node * normal,					/* <20><>ͨ״̬ */
		const Function& func = nullptr	/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>к<EFBFBD><D0BA><EFBFBD> */
	);

	explicit Button(
		Node * normal,					/* <20><>ͨ״̬ */
		Node * selected,				/* <20><><EFBFBD>갴<EFBFBD><EAB0B4>״̬ */
		const Function& func = nullptr	/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>к<EFBFBD><D0BA><EFBFBD> */
	);

	explicit Button(
		Node * normal,					/* <20><>ͨ״̬ */
		Node * mouseover,				/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
		Node * selected,				/* <20><><EFBFBD>갴<EFBFBD><EAB0B4>״̬ */
		const Function& func = nullptr	/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>к<EFBFBD><D0BA><EFBFBD> */
	);

	explicit Button(
		Node * normal,					/* <20><>ͨ״̬ */
		Node * mouseover,				/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
		Node * selected,				/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
		Node * disabled,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>״̬ */
		const Function& func = nullptr	/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>к<EFBFBD><D0BA><EFBFBD> */
	);

	// <20><>ȡ<EFBFBD><C8A1>ť״̬<D7B4><CCAC><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><C3BB>ǽ<EFBFBD><C7BD><EFBFBD>
	bool enabled() const;

	// <20><><EFBFBD>ð<EFBFBD>ť<EFBFBD><C5A5><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD>
	Button& enabled(
		bool enabled
	);

	// <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD>İ<EFBFBD>ť
	virtual Button& normal(
		Node * normal
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>밴ťʱ<C5A5><CAB1>ʾ<EFBFBD>İ<EFBFBD>ť
	virtual Button& mouseover(
		Node * mouseover
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>갴<EFBFBD>°<EFBFBD>ťʱ<C5A5><CAB1>ʾ<EFBFBD>İ<EFBFBD>ť
	virtual Button& selected(
		Node * selected
	);

	// <20><><EFBFBD>ð<EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>ʾ<EFBFBD>İ<EFBFBD>ť
	virtual Button& disabled(
		Node * disabled
	);

	// <20><><EFBFBD>õ<EFBFBD><C3B5><EFBFBD><EFBFBD>ص<EFBFBD><D8B5><EFBFBD><EFBFBD><EFBFBD>
	Button& clickCallback(
		const Function& func
	);

	// <20><><EFBFBD><EFBFBD>ê<EFBFBD><C3AA>λ<EFBFBD><CEBB>
	// Ĭ<><C4AC>Ϊ (0, 0), <20><>Χ [0, 1]
	virtual Button& anchor(
		float anchorX,
		float anchorY
	) override;

	// <20>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	virtual bool dispatch(
		const MouseEvent& e,
		bool handled
	) override;

	// <20><><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD>
	virtual void visit(
		Game * game
	) override;

protected:
	E2D_DISABLE_COPY(Button);

	// <20><>ť״̬ö<CCAC><C3B6>
	enum class Status { Normal, Mouseover, Selected };

	// <20><><EFBFBD>ð<EFBFBD>ť״̬
	virtual void _setStatus(Status status);

	// ˢ<>°<EFBFBD>ť<EFBFBD><C5A5>ʾ
	virtual void _updateVisible();

	// ִ<>а<EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	virtual void _runCallback();

protected:
	Node *		_normal;
	Node *		_mouseover;
	Node *		_selected;
	Node *		_disabled;
	bool		_enabled;
	bool		_isSelected;
	Status		_status;
	Function	_func;
};


class ToggleButton :
	public Button
{
public:
	ToggleButton();

	explicit ToggleButton(
		Node * onNormal,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ͨ״̬ */
		Node * offNormal,				/* <20><>ť<EFBFBD>ر<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ͨ״̬ */
		const Function& func = nullptr	/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>к<EFBFBD><D0BA><EFBFBD> */
	);

	explicit ToggleButton(
		Node * onNormal,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ͨ״̬ */
		Node * offNormal,				/* <20><>ť<EFBFBD>ر<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ͨ״̬ */
		Node * onSelected,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD>갴<EFBFBD><EAB0B4>״̬ */
		Node * offSelected,				/* <20><>ť<EFBFBD>ر<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD>갴<EFBFBD><EAB0B4>״̬ */
		const Function& func = nullptr	/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>к<EFBFBD><D0BA><EFBFBD> */
	);

	explicit ToggleButton(
		Node * onNormal,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ͨ״̬ */
		Node * offNormal,				/* <20><>ť<EFBFBD>ر<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ͨ״̬ */
		Node * onMouseOver,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
		Node * offMouseOver,			/* <20><>ť<EFBFBD>ر<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
		Node * onSelected,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD>갴<EFBFBD><EAB0B4>״̬ */
		Node * offSelected,				/* <20><>ť<EFBFBD>ر<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD>갴<EFBFBD><EAB0B4>״̬ */
		const Function& func = nullptr	/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>к<EFBFBD><D0BA><EFBFBD> */
	);

	explicit ToggleButton(
		Node * onNormal,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ͨ״̬ */
		Node * offNormal,				/* <20><>ť<EFBFBD>ر<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ͨ״̬ */
		Node * onMouseOver,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
		Node * offMouseOver,			/* <20><>ť<EFBFBD>ر<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
		Node * onSelected,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD>갴<EFBFBD><EAB0B4>״̬ */
		Node * offSelected,				/* <20><>ť<EFBFBD>ر<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD>갴<EFBFBD><EAB0B4>״̬ */
		Node * onDisabled,				/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
		Node * offDisabled,				/* <20><>ť<EFBFBD>ر<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
		const Function& func = nullptr	/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>к<EFBFBD><D0BA><EFBFBD> */
	);

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>״̬
	bool checked() const;

	// <20><><EFBFBD>ÿ<EFBFBD><C3BF>ذ<EFBFBD>ť<EFBFBD><C5A5>״̬
	ToggleButton& checked(
		bool checked
	);

	// <20><><EFBFBD>ð<EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>״̬<D7B4><CCAC><EFBFBD><EFBFBD>ʾ<EFBFBD>İ<EFBFBD>ť
	virtual ToggleButton& normal(
		Node * normal
	) override;

	// <20><><EFBFBD>ð<EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>״̬<D7B4>£<EFBFBD><C2A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>밴ťʱ<C5A5><CAB1>ʾ<EFBFBD>İ<EFBFBD>ť
	virtual ToggleButton& mouseover(
		Node * mouseover
	) override;

	// <20><><EFBFBD>ð<EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>״̬<D7B4>£<EFBFBD><C2A3><EFBFBD><EFBFBD>갴<EFBFBD>°<EFBFBD>ťʱ<C5A5><CAB1>ʾ<EFBFBD>İ<EFBFBD>ť
	virtual ToggleButton& selected(
		Node * selected
	) override;

	// <20><><EFBFBD>ð<EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>״̬<D7B4>£<EFBFBD><C2A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>ʾ<EFBFBD>İ<EFBFBD>ť
	virtual ToggleButton& disabled(
		Node * disabled
	) override;

	// <20><><EFBFBD>ð<EFBFBD>ť<EFBFBD>ر<EFBFBD>״̬<D7B4><CCAC><EFBFBD><EFBFBD>ʾ<EFBFBD>İ<EFBFBD>ť
	ToggleButton& normalOff(
		Node * normal
	);

	// <20><><EFBFBD>ð<EFBFBD>ť<EFBFBD>ر<EFBFBD>״̬<D7B4>£<EFBFBD><C2A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>밴ťʱ<C5A5><CAB1>ʾ<EFBFBD>İ<EFBFBD>ť
	ToggleButton& mouseOverOff(
		Node * mouseover
	);

	// <20><><EFBFBD>ð<EFBFBD>ť<EFBFBD>ر<EFBFBD>״̬<D7B4>£<EFBFBD><C2A3><EFBFBD><EFBFBD>갴<EFBFBD>°<EFBFBD>ťʱ<C5A5><CAB1>ʾ<EFBFBD>İ<EFBFBD>ť
	ToggleButton& selectedOff(
		Node * selected
	);

	// <20><><EFBFBD>ð<EFBFBD>ť<EFBFBD>ر<EFBFBD>״̬<D7B4>£<EFBFBD><C2A3><EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>ʾ<EFBFBD>İ<EFBFBD>ť
	ToggleButton& disabledOff(
		Node * disabled
	);

	// <20><><EFBFBD><EFBFBD>ê<EFBFBD><C3AA>λ<EFBFBD><CEBB>
	// Ĭ<><C4AC>Ϊ (0, 0), <20><>Χ [0, 1]
	virtual ToggleButton& anchor(
		float anchorX,
		float anchorY
	) override;

protected:
	E2D_DISABLE_COPY(ToggleButton);

	// ˢ<>°<EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>
	virtual void _updateStatus();

	// ִ<>а<EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	virtual void _runCallback() override;

protected:
	Node*	_normalOn;
	Node*	_mouseoverOn;
	Node*	_selectedOn;
	Node*	_disabledOn;
	Node*	_normalOff;
	Node*	_mouseoverOff;
	Node*	_selectedOff;
	Node*	_disabledOff;
	bool	_checked;
};


class Menu :
	public Node
{
public:
	Menu();

	explicit Menu(
		const std::vector<Button*>& buttons	/* <20><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD> */
	);

	// <20><>ȡ<EFBFBD>˵<EFBFBD><CBB5>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>
	bool enabled() const;

	// <20><>ȡ<EFBFBD>˵<EFBFBD><CBB5>еİ<D0B5>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>
	int buttonCount() const;

	// <20><><EFBFBD>ò˵<C3B2><CBB5><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD>
	Menu& enabled(
		bool enabled
	);

	// <20><><EFBFBD>Ӱ<EFBFBD>ť
	Menu& addButton(
		Button * button
	);

	// <20>Ƴ<EFBFBD><C6B3><EFBFBD>ť
	bool removeButton(
		Button * button
	);

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD>а<EFBFBD>ť
	const std::vector<Button*>& buttons() const;

protected:
	E2D_DISABLE_COPY(Menu);

protected:
	bool _enabled;
	std::vector<Button*> _buttons;
};


// <20><><EFBFBD><EFBFBD>
class Canvas :
	public Node,
	public Drawable
{
public:
	Canvas(
		float width,
		float height
	);

	virtual ~Canvas();

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
	Canvas& lineColor(
		const Color& color
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
	Canvas& fillColor(
		const Color& color
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	Canvas& strokeWidth(
		float width
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ཻ<EFBFBD><E0BDBB>ʽ
	Canvas& strokeStyle(
		Stroke strokeStyle
	);

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
	Color lineColor() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
	Color fillColor() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	float strokeWidth() const;

	// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>ཻ<EFBFBD><E0BDBB>ʽ
	Stroke strokeStyle() const;

	// <20><>ֱ<EFBFBD><D6B1>
	Canvas& drawLine(
		const Point& begin,
		const Point& end
	);

	// <20><>Բ<EFBFBD>α߿<CEB1>
	Canvas& drawCircle(
		const Point& center,
		float radius
	);

	// <20><><EFBFBD><EFBFBD>Բ<EFBFBD>α߿<CEB1>
	Canvas& drawEllipse(
		const Point& center,
		float radiusX,
		float radiusY
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD>α߿<CEB1>
	Canvas& drawRect(
		const Rect& rect
	);

	// <20><>Բ<EFBFBD>Ǿ<EFBFBD><C7BE>α߿<CEB1>
	Canvas& drawRoundedRect(
		const Rect& rect,
		float radiusX,
		float radiusY
	);

	// <20><><EFBFBD><EFBFBD>Բ<EFBFBD><D4B2>
	Canvas& fillCircle(
		const Point& center,
		float radius
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Բ<EFBFBD><D4B2>
	Canvas& fillEllipse(
		const Point& center,
		float radiusX,
		float radiusY
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	Canvas& fillRect(
		const Rect& rect
	);

	// <20><><EFBFBD><EFBFBD>Բ<EFBFBD>Ǿ<EFBFBD><C7BE><EFBFBD>
	Canvas& fillRoundedRect(
		const Rect& rect,
		float radiusX,
		float radiusY
	);

protected:
	E2D_DISABLE_COPY(Canvas);

protected:
	float _strokeWidth;
	Stroke _stroke;
	Renderer * _renderer;
	ID2D1RenderTarget * _renderTarget;
	ID2D1SolidColorBrush * _fillBrush;
	ID2D1SolidColorBrush * _lineBrush;
	ID2D1StrokeStyle * _strokeStyle;
};

}