#if !defined(__TAUXTOOLS_H__)
#define __TAUXTOOLS_H__

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "dbpl.h"
#include <sstream>
#include "AecDbObjXDataMap.h"
#include "AcGiDraw.h"
#include "AecComplexCurveDraw.h"

class AecComplexCurve;

class TAuxTools  
{
public:

	// 求中点
	static AcGePoint3d Mid(AcGePoint3d ptGe1, AcGePoint3d ptGe2);
	
	// 从圆得到投影到过ptCenter点的某个面的半个或整个椭圆多段线，两圆模拟法
	// ptCenter:原圆心， dDia：原圆直径, vtOrigNormal:原圆法向
	// vtNewNormal::投影面的法向，polyLine得到的多段线
	// vtGet：指示返回哪半个部分, 默认返回整个
	// 返回值：-1, 求椭圆时出错，0新旧法向平行，圆形 1：新旧法向垂直，直线 2；正常情况，椭圆
	// Lixl 2011-11-24 10:53 重写了此函数,如果投影为椭圆,则返回polyline线是连续的线段,而不是之前的三个弧,投影为圆和直线保持不变
	static int GetEllipseFromCircle(AcGePoint3d ptCenter, double dDia, AcGeVector3d vtOrigNormal, 
		AcGeVector3d vtNewNormal, AcDbPolyline &polyLine, AcGeVector3d vtGet = AcGeVector3d::kIdentity);
	static void GetArcPoint(AcDbPolyline &polyLine, AcGePoint3dArray &ptArcArr);

	static BOOL GetPrjPtsFromCircle(AcGePoint3dArray& ptArr, AcGePoint3dArray& arPtJudge);
	
	// 功能: 得到圆截面向平面投影后,投影曲线的焦点
	// [OUT]: arPtsOnCurve椭圆返回7个点,直线3个点,圆5个点
	static int GetEllipsePtsFromCircle(AcGePoint3dArray& arPtsOnCurve, AcGePoint3d ptCenter, double dDia, AcGeVector3d vtOrigNormal, 
		AcGeVector3d vtNewNormal, AcDbPolyline &polyLine, AcGeVector3d vtGet = AcGeVector3d::kIdentity);

	static void Poly2CurveSeg(AcDbPolyline* pLine, std::vector<AcGeCurve3d*>& segComs);

	// 判断向量是否是倾斜向量(不垂直Z轴,也不平行于Z轴)
	static BOOL IsIncline(AcGeVector3d& vt);

	//合并两条Pline线第一个参数为添加后的Pline。
	static 	BOOL MergerPline(AcDbPolyline* pPl, AcDbPolyline* pSrc);
	//同线三点，判断ptBase在ptSta和ptEnd哪个位置。
	static 	int PositionOnLine(AcGePoint3d ptSta, AcGePoint3d ptEnd, AcGePoint3d ptBase);
	static BOOL isCodirectionalPt(AcGePoint3d ptSta, AcGePoint3d ptEnd, AcGeVector3d vtBase);
	static AcGePlane GetHidePlane(AcGePoint3d pt1, AcGePoint3d pt2, AcGePoint3d pt3, AcGeVector3d vtNormal, double &dEle);
	static BOOL InsertBlock(AcDbVoidPtrArray& entitySet,AcDbObjectId idBlock, AcGePoint3d ptBase, AcGeScale3d ScaleFactor, double dAngle = 0.0);
	static BOOL GetIntersectWith(AcGePoint3d pt1, AcGePoint3d pt2, AcGePoint3d pt3, AcGePoint3d pt4, AcGePoint3d& ptIntersect);
	static int  Getquadrant(AcGePoint3d ptCenter, AcGePoint3d pt, AcGeVector3d vtMain, AcGeVector3d vtNormal = AcGeVector3d::kZAxis);

	// 用户XYZ坐标向量
	static AcGeVector3d GetUcsXvt();
	static AcGeVector3d GetUcsYvt();
	static AcGeVector3d GetUcsZvt();

	// 获得当前数据库字体样式表
	static void GetAllTextStyleNameArray(CStringArray& arTextStyle);

	// 获取最小分度角（曲面分化成小平面，相邻平面法向量间最小夹角）
	static double GetMinDiffAngle();
	
	// 构造包含点集的最小长方体
	static void BuildMinRectangle(const AcGePoint3dArray& arpt, AcDbExtents& ext);
	
	static void BuildRecFace(const AcGePoint3d& pt, const double dWidth, const double dThick, const AcGeVector3d& vtNormal,
						const AcGeVector3d& vtFaceNormal, AcDbVoidPtrArray& dbPtArr);
	
	static void BuildCirFace(const AcGePoint3d& pt, const double dDiameter, const AcGeVector3d& vtNormal,
						const AcGeVector3d& vtFaceNormal, AcDbVoidPtrArray& dbPtArr);

	// 是否联动取值，包括位移、连接、尺寸
	static BOOL IsAutoWorkOffset();
	static BOOL IsAutoWorkConnect();
	static BOOL IsAutoWorkSize();
	
	// 获取面标高
	static double GetPlaneEle( const AcGePlane &plan );
	
	// 通过id获取文字样式名
	static TCHAR* GetFontStyle(AcDbObjectId idTextStyle);

	// 当前视图是不是二维的
	static BOOL Is2DView();

	// 按指定的精度转换double到字符串
	static void DoubleToString(double dValue, int nPreci, CString &csValue);

	static void Matrix3D2String( const AcGeMatrix3d &mat, CString &str );

	// 取得用于剖切的图块ID，比例和图块范围方块 add by hh 2011-02-14
	// idSrc:原始图块ID vtNor:法向量 vtMain:主方向 vtPlaneSec:剖切方向
	// scale:输入实体与原始图块的比例,输出新比例 pExt:新图块范围    返回新图块ID
	static AcDbObjectId GetProjBlockId(const AcDbObjectId& idSrc, AcGeVector3d vtNor,
		AcGeVector3d vtMain, AcGeVector3d vtPlaneSec, AcGeScale3d& scale, AcDbExtents* pExt = NULL);

	// 计算圆弧曲率
	static double CalCurvature(const AcGePoint3d& pt1, const AcGePoint3d& pt2,
		const AcGePoint3d& pt3, const AcGeVector3d* pVtNor);

	//add by wc 13-12-16//
	// 通过id得到图块名称
	static LPCTSTR GetBlkNameById (AcDbObjectId id);

	// 是否与Z轴垂直的直线
	static BOOL IsVerticalLine(AcGePoint3d pt1, AcGePoint3d pt2);

private:
	// 圆管沿程阻力 dFricCoef摩擦系数， dDia直径(mm), dLength:管长， dDensity密度 dVelocity流速(m/s)
	static double CalCircleFricLoss(double dFricCoef, double dDia, double dLength,
												 double dDensity, double dVelocity);

	// 摩擦系数:根据粗糙度(mm)、流速当量直径(mm)和雷诺数计算 用柯列勃洛克-怀特公式计算
	static double CalFricCoef(double dRough, double dCalDia, double dRe);

	// 根据管宽(mm)和管高(mm)计算流速当量直径(mm)
	static double CalVelDia(double dWidth, double dHeight);

	// 流速(m/s)、流速当量直径(mm)和黏度(m^2/s)计算雷诺数
	static double CalRe(double dVelocity, double dVelDia, double dMoveVis) ;
	 
	// 根据温度计算空气密度
	static double CalDesity(double dTemperature);

	// 根据温度计算运动黏度
	static double CalMoveVis(double dTemperature);
	
	// 用插值法从一维表格中取值
	static double CalTable(double dAbscissa[], double *pTable, double dX, int m);

	static int CalPosBy3Point(const AcGePoint3d& pt1, const AcGePoint3d& pt2, const AcGePoint3d& pt3);

public:

	// add by dyc on 2014-01-21 解决Y型三通在比较大坐标值情况下以后后变成T型问题,求两圆交点
	static BOOL CircleInsertWith(const AcGeCircArc3d& circleS, const AcGeCircArc3d& circleE, 
		AcGePoint3d& ptInter1, AcGePoint3d& ptInter2);

	// 字符串拆分
	static int StrTokenize(LPCTSTR pszSrc, LPCTSTR pszDelimit, CStringArray& arSubs);

	static double GetBulge(AcGePoint3d ptStart, AcGePoint3d ptMid, AcGePoint3d ptEnd);
}; 

#endif // !defined(__TAUXTOOLS_H__)