// OCCLib.h

#pragma once
#include "Stdafx.h"

enum XYZ
{
	PlaneX = 1,
	PlaneY,
	PlaneZ
};

class OCCLib
{
public:
	OCCLib();
	~OCCLib();
public:
	//通过4个点创建一个面，自动过滤相邻的重复点
	TopoDS_Face CreateFaceByPoints(gp_Pnt p1, gp_Pnt p2, gp_Pnt p3, gp_Pnt p4);
	//通过三个以上创建一个边界平面，自动过滤相邻的重复点
	TopoDS_Face CreatePlaneByPoints(const vector<gp_Pnt>& pSet,Standard_Boolean reverse=Standard_False); //20170601 by czb
	//创建以p点为中心点的有界xy平面
	TopoDS_Face CreateXYPlane(gp_Pnt p, Standard_Real l = 120, Standard_Real w = 20);
	//创建以p点为中心点的有界xz平面
	TopoDS_Face CreateXZPlane(gp_Pnt p, Standard_Real l = 120, Standard_Real w = 20);
	//创建以p点为中心点的有界yz平面
	TopoDS_Face CreateYZPlane(gp_Pnt p, Standard_Real l = 120, Standard_Real w = 20);
	//创建以原点为中心点的有界平面
	TopoDS_Face CreatePlane(Standard_Real d, XYZ sign,Standard_Real l = 120, Standard_Real w = 20);
	//创建以p点为中心点的有界矩形面
	TopoDS_Face CreateRectangle(gp_Pnt p, gp_Dir dir, Standard_Real l = 120 , Standard_Real w = 20);

	//体剪切面
	vector<TopoDS_Face> CutSurfaceBySolid(TopoDS_Face face, TopoDS_Solid solid);
	//面剪切面
	vector<TopoDS_Face> CutSurfaceBySurface(TopoDS_Face f1, TopoDS_Face f2, gp_Pnt cutPoint);
	//面剪切体
	vector<TopoDS_Solid> CutSolidBySurface(TopoDS_Solid solid, TopoDS_Face face, gp_Pnt cutPoint);


	//获取面的面积
	Standard_Real GetSurfaceArea(TopoDS_Shape face);
	//获取面的周长
	Standard_Real GetSurfaceRound(TopoDS_Shape face);
	//获取面的形心
	gp_Pnt GetSurfaceCenter(TopoDS_Shape face);
	//获取面的惯性矩
	Standard_Real GetSurfaceMomentOfInertia(TopoDS_Shape face, gp_Ax1 ax);
	//获取面的静态惯性矩
	void GetSurfaceStaticMoments(TopoDS_Shape face, Standard_Real& x, Standard_Real& y, Standard_Real&z);

	//获取体的形心
	gp_Pnt GetSolidCenter(TopoDS_Solid solid);
	//获取体的体积
	Standard_Real GetSolidVolume(TopoDS_Solid solid);
	//获取体的体积
	Standard_Real GetSolidMomentOfInertia(TopoDS_Solid solid, gp_Ax1 ax);
	//获取体的表面积
	Standard_Real GetSolidArea(TopoDS_Solid solid);
	
	//将面旋转一定角度
	TopoDS_Face SurfaceRotate(TopoDS_Face face, gp_Pnt p, gp_Dir dir, Standard_Real f);	
	//获取x方向的长度
	double GetXLength(TopoDS_Shape shape, TopoDS_Face face);
	//获取y方向的长度
	double GetYLength(TopoDS_Shape shape, TopoDS_Face face);

	//求交
	TopoDS_Shape Section(TopoDS_Shape shape1,TopoDS_Shape shape2);

	//面缝合
	TopoDS_Shell SewShell(vector<TopoDS_Shape> shapeSet);

	//创建以p为中心的体
	TopoDS_Solid CreateSolid(gp_Pnt p, double dx, double dy, double dz);

};