//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, SH Software Co. Ltd.
// = FileName	:   XTrianglePface 类
// = Version	:   ver2.0
// = Author		:   zjq
// = CreateDate	:   2002-09-09
// = Description:   XTrianglePface 类声明
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#include "StdAfx.h"
#include "XTrianglePface.h"
#include "XPoint.h"
#include "XPolyFacet.h"
#include "XPface.h"
#include "XGlobalFunc.h"

XTrianglePface::~XTrianglePface()
{

}

int XTrianglePface::MakeSolid(const TCHAR *pszLay)
{
	TCHAR szLayer[80] = _T("");
	if (pszLay)
	{
		_tcscpy(szLayer, pszLay);
	}
	else
	{
		xg_getvar(_T("CLAYER"), szLayer);
	}
	
	int nLen = Length();
	int nRet = RTERROR;
	
	for (int i = 0; i < nLen; i++) 
	{
		XTriangle *pTri = (*this)[i];
		nRet = MakeEntity(RTDXF0, _T("SOLID"), 8, szLayer, 10, &pTri->vertex1, 11, &pTri->vertex2,
			12, &pTri->vertex3, 13, &pTri->vertex3, NULL);
	}
	
	return nRet;
}

// 创建 Pface
int XTrianglePface::MakePolyface(const TCHAR *pszLay)
{
	XPface pface;
	int nLen = Length();
	
	for (int i = 0; i < nLen; i++) 
	{
		XTriangle *pTri = (*this)[i];
		int nIndex1, nIndex2, nIndex3;
		
		if (pface.FindPoint(pTri->vertex1))
		{
			nIndex1 = pface.CurPosition()+1;
		}
		else 
		{
			pface.Append(new XPoint(pTri->vertex1));
			nIndex1 = pface.Length();
		}
		
		if (pface.FindPoint(pTri->vertex2))
		{
			nIndex2 = pface.CurPosition() + 1;
		}
		else  
		{
			pface.Append(new XPoint(pTri->vertex2));
			nIndex2  = pface.Length();
		}
		
		if (pface.FindPoint(pTri->vertex3)) 
		{
			nIndex3 = pface.CurPosition() + 1;
		}
		else 
		{
			pface.Append(new XPoint(pTri->vertex3));
			nIndex3 = pface.Length();
		}
		
		if (pTri->m_nFlag & SIDE1_INVISIBLE)
		{		  
			nIndex1 =  -nIndex1;
		}
		
		if (pTri->m_nFlag & SIDE2_INVISIBLE) 
		{
			nIndex2 =  -nIndex2;
		}
		
		if (pTri->m_nFlag & SIDE3_INVISIBLE)
		{
			nIndex3 =  -nIndex3;
		}
		
		pface.faces.Append(new XPolyFacet(nIndex1, nIndex2, nIndex3));
	}
	
	return pface.Make(pszLay);
}