Magic_Game/core/e2dcollider.h

#pragma once
#include "e2dbase.h"


namespace e2d
{



class ColliderManager;

// <20><>ײ<EFBFBD>¼<EFBFBD>
class Collision
{
	friend ColliderManager;

public:
	// <20><>ȡ<EFBFBD><C8A1>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	static Node * getActiveNode();

	// <20><>ȡ<EFBFBD><C8A1>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD>ʱ<EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD>
	static Node * getPassiveNode();

	// <20>ж<EFBFBD><D0B6><EFBFBD>ײ<EFBFBD>Ƿ<EFBFBD><C7B7>ɸýڵ<C3BD><DAB5><EFBFBD><EFBFBD><EFBFBD>
	// <20><><EFBFBD><EFBFBD><EFBFBD>ǣ<EFBFBD><C7A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD>Ľڵ<C4BD>ָ<EFBFBD>룬<EFBFBD><EBA3AC><EFBFBD>򷵻ؿ<F2B7B5BB>
	static Node * isCausedBy(
		Node * node
	);

	// <20>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD>Ľڵ<C4BD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD>ͬ
	// <20><><EFBFBD><EFBFBD>ͬ<EFBFBD><CDAC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>룬<EFBFBD><EBA3AC><EFBFBD>򷵻ؿ<F2B7B5BB>
	static Node * isCausedBy(
		const String& name
	);

private:
	static Node * __activeNode;
	static Node * __passiveNode;
};


// <20><>ײ<EFBFBD><D7B2>
class Collider :
	public Object
{
	friend ColliderManager;
	friend Node;

public:
	// <20><>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	enum class Type : int
	{
		RECT,		/* <20><><EFBFBD><EFBFBD> */
		CIRCLE,		/* Բ<><D4B2> */
		ELLIPSE		/* <20><>Բ<EFBFBD><D4B2> */
	};

	// <20><>ײ<EFBFBD>彻<EFBFBD><E5BDBB><EFBFBD><EFBFBD>ϵ
	enum class Relation : int
	{
		UNKNOWN = 0,		/* <20><>ϵ<EFBFBD><CFB5>ȷ<EFBFBD><C8B7> */
		DISJOIN = 1,		/* û<>н<EFBFBD><D0BD><EFBFBD> */
		IS_CONTAINED = 2,	/* <20><>ȫ<EFBFBD><C8AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
		CONTAINS = 3,		/* <20><>ȫ<EFBFBD><C8AB><EFBFBD><EFBFBD> */
		OVERLAP = 4			/* <20><><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD> */
	};

public:
	Collider();

	virtual ~Collider();

	// <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD>Ľ<EFBFBD><C4BD><EFBFBD><EFBFBD><EFBFBD>ϵ
	virtual Relation getRelationWith(
		Collider * pCollider
	) const;

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

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

	// <20><><EFBFBD>û<EFBFBD><C3BB>رո<D8B1><D5B8><EFBFBD>ײ<EFBFBD><D7B2>
	virtual void setEnable(
		bool enable
	);

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD>Ŀɼ<C4BF><C9BC><EFBFBD>
	void setVisiable(
		bool bVisiable
	);

	// <20><><EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD>ɫ
	void setColor(
		Color color
	);

	// <20><><EFBFBD>ô<EFBFBD>С<EFBFBD><D0A1><EFBFBD><EFBFBD>
	void setAutoResize(
		bool enable
	);

	// <20><>ȡ ID2D1Geometry <20><><EFBFBD><EFBFBD>
	virtual ID2D1Geometry * getD2dGeometry() const = 0;

protected:
	// ת<><D7AA><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>
	virtual void _transform();

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С
	virtual void _resize() = 0;

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

protected:
	bool	_enable;
	bool	_visiable;
	bool	_autoResize;
	Color	_color;
	Node *	_parentNode;
	ID2D1TransformedGeometry * _transformed;
};


// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>
class ColliderRect :
	public Collider
{
public:
	ColliderRect();

	ColliderRect(
		double x,
		double y,
		double width,
		double height
	);

	ColliderRect(
		Node * node
	);

	// <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>Ĭ<EFBFBD>Ͼ<EFBFBD><CFBE><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>
	static ColliderRect * create();

	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͻ<EFBFBD><CFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϳ<EFBFBD><CDBF>ߴ<EFBFBD><DFB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>
	static ColliderRect * create(
		double x,
		double y,
		double width,
		double height
	);

	// <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ͽڵ<CDBD>λ<EFBFBD>ô<EFBFBD>С<EFBFBD><D0A1>ͬ<EFBFBD>ľ<EFBFBD><C4BE><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>
	static ColliderRect * create(
		Node * node
	);

	virtual ~ColliderRect();

	// <20>޸ľ<DEB8><C4BE><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD>С
	void setRect(
		double left,
		double top,
		double right,
		double bottom
	);

	// <20><>ȡ ID2D1Geometry <20><><EFBFBD><EFBFBD>
	virtual ID2D1RectangleGeometry * getD2dGeometry() const override;

protected:
	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С
	virtual void _resize();

protected:
	ID2D1RectangleGeometry * _d2dRectangle;
};


// Բ<><D4B2><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>
class ColliderCircle :
	public Collider
{
public:
	ColliderCircle();

	ColliderCircle(
		Point center,
		double radius
	);

	ColliderCircle(
		Node * node
	);

	// <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>Ĭ<EFBFBD><C4AC>Բ<EFBFBD><D4B2><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>
	static ColliderCircle * create();

	// <20><><EFBFBD><EFBFBD>Բ<EFBFBD>ĺͰ뾶<CDB0><EBBEB6><EFBFBD><EFBFBD>Բ<EFBFBD><D4B2><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>
	static ColliderCircle * create(
		Point center,
		double radius
	);

	// <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ͽڵ<CDBD>λ<EFBFBD>ô<EFBFBD>С<EFBFBD><D0A1>ͬ<EFBFBD><CDAC>Բ<EFBFBD><D4B2><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>
	static ColliderCircle * create(
		Node * node
	);

	virtual ~ColliderCircle();

	// <20>޸<EFBFBD>Բ<EFBFBD><D4B2><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD>С
	void setCircle(
		Point center,
		double radius
	);

	// <20><>ȡ ID2D1Geometry <20><><EFBFBD><EFBFBD>
	virtual ID2D1EllipseGeometry * getD2dGeometry() const override;

protected:
	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С
	virtual void _resize();

protected:
	ID2D1EllipseGeometry * _d2dCircle;
};


// <20><>Բ<EFBFBD><D4B2><EFBFBD><EFBFBD>ײ<EFBFBD><D7B2>
class ColliderEllipse :
	public Collider
{
public:
	ColliderEllipse();

	ColliderEllipse(
		Point center,
		double radiusX,
		double radiusY
	);

	ColliderEllipse(
		Node * node
	);

	// <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>Ĭ<EFBFBD><C4AC><EFBFBD><EFBFBD>Բ<EFBFBD><D4B2>ײ<EFBFBD><D7B2>
	static ColliderEllipse * create();

	// <20><><EFBFBD><EFBFBD>Բ<EFBFBD>ĺͰ뾶<CDB0><EBBEB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Բ<EFBFBD><D4B2>ײ<EFBFBD><D7B2>
	static ColliderEllipse * create(
		Point center,
		double radiusX,
		double radiusY
	);

	// <20><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ͽڵ<CDBD>λ<EFBFBD>ô<EFBFBD>С<EFBFBD><D0A1>ͬ<EFBFBD><CDAC><EFBFBD><EFBFBD>Բ<EFBFBD><D4B2>ײ<EFBFBD><D7B2>
	static ColliderEllipse * create(
		Node * node
	);

	virtual ~ColliderEllipse();

	// <20>޸<EFBFBD><DEB8><EFBFBD>Բ<EFBFBD><D4B2>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD>С
	void setEllipse(
		Point center,
		double radiusX,
		double radiusY
	);

	// <20><>ȡ ID2D1Geometry <20><><EFBFBD><EFBFBD>
	virtual ID2D1EllipseGeometry * getD2dGeometry() const override;

protected:
	// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С
	virtual void _resize();

protected:
	ID2D1EllipseGeometry * _d2dEllipse;
};

}