//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, SH Software Co. Ltd.
// = FileName	:   XDcStream 类
// = Version	:   ver2.0
// = Author		:   zjq
// = CreateDate	:   2002-09-09
// = Description:   XDcStream 定义
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#include "StdAfx.h"
#include "XDcStream.h"
#include "XGlobalFunc.h"
#include "XGlobalCurveFunc.h"
#include "XConfigBase.h"

XDcStream::XDcStream() 
{
	m_bClip = true;
}

XDcStream::~XDcStream()
{
	DeleteAll();
}

void XDcStream::DeleteAll()
{
	XDcClip* pBd = NULL;
	for (long i = 0; i < m_lstClip.GetSize(); i++)
	{
		pBd = (XDcClip*)m_lstClip.GetAt(i);
		delete pBd;
	}
	m_lstClip.RemoveAll();
}

void XDcStream::PushClip(const XPoly2D& poly,int flag)
{
	if (!IsDragging())
	{
		m_lstClip.Add(new XDcClip(poly,flag));
	}
}

void XDcStream::PopClip()
{
	if (m_lstClip.GetSize() > 0)
	{
		XDcClip* pClipBd = (XDcClip*)m_lstClip.GetAt(m_lstClip.GetSize() - 1);
		m_lstClip.RemoveAt(m_lstClip.GetSize() - 1);
		delete pClipBd;
	}
}

void XDcStream::DrawXPoint(const XPoint &pt)
{

}

void XDcStream::DrawXPoints(const XPointList &pts)
{

}

void XDcStream::DrawX3DFace(const X3DFace &face)
{

}

void XDcStream::DrawXEntity(const Entity& ent)
{

}

void XDcStream::DrawSolid(const XPoly2D &polyOutline)
{

} 

void XDcStream::DrawHatch(const XPoly2D &polyOutline, const TCHAR *pszPattern, double nScale)
{

}

void XDcStream::DrawHatchEx(const XPoly2D &polyOutline, const TCHAR *pszPattern, double nScale,double rotation)
{

}

void XDcStream::DrawEntity(const AcDbEntity& ent)const
{

}

void XDcStream::DrawBlock(const AcDbBlockTableRecord &blockRec, const XPoint &ptInsert,const AcGeScale3d &scales, double nRot, BOOL bMakeBlock)
{

}

XDcStream & XDcStream::operator << (const XPointList &pts)
{
	DrawXPoints(pts);
	return *this;
}

XDcStream & XDcStream::operator << (const X3DFace &face)
{
	DrawX3DFace(face);
	return *this;
}

XDcStream & XDcStream::operator << (const Entity &e) 
{
	DrawXEntity(e);
	return *this; 
}

bool XDcStream::HasClip()const
{
	return m_lstClip.GetSize() > 0;
}

const TCHAR *XDcStream::Desc()
{
   return _T("XDcStream");
}

Adesk::Boolean XDcStream::IsDragging() const
{
	return Adesk::kFalse;
}

XDcStream& XDcStream::operator <<(const XPoint& pt)
{
	if (HasClip())
	{
		//裁剪
		for (long i = 0; i < m_lstClip.GetSize(); i++)
		{
			if ( ((XDcClip*)m_lstClip[i])->IsClip(pt))
			{
				return *this;
			}
		}
	}

	DrawXPoint(pt);
	return *this;
}

XDcStream & XDcStream::operator << (const DList<XCurveSegment> &lstCv) 
{
	if (HasClip())
	{
		//modify by zjq on 100709  解决分解对象后影响裁剪的问题
		CString strCmd;
		XConfigBase* pBase = GetGlobalConfigBase();
		if (pBase != NULL)
		{
			strCmd = pBase->GetCurrentCommand();
			pBase->Close();
		}

		BOOL bSkipExt = FALSE;				//是否忽略求包围盒
		strCmd.MakeUpper();
		if (strCmd.Find(_T("TEXPLODE")) >= 0
			||strCmd.Find(_T("TSAVEAS")) >= 0
			||strCmd.Find(_T("TBATSAVE")) >= 0)
		{
			bSkipExt = TRUE;
		}

		XPoint ptMin,ptMax;
		AcDbExtents ext;
		DList<XCurveSegment> lstCurve;
		for (long i = 0; i < lstCv.Length(); i++)
		{
			lstCurve.Append(new XCurveSegment(lstCv[i]));

			if (!bSkipExt)
			{
				lstCv[i].GetExtend(ptMin,ptMax);
				if (i == 0)
				{
					ext.set(ptMin,ptMax);
				}
				else
				{
					ext.addPoint(ptMin);
					ext.addPoint(ptMax);
				}
			}
		}


		//裁剪
		if(m_bClip)
		{
			for (int i = 0; i < m_lstClip.GetSize() && lstCurve.Length() > 0; i++)
			{
				if ((bSkipExt) || ((XDcClip*)m_lstClip[i])->IsExtentsClip(ext) )
				{
					((XDcClip*)m_lstClip[i])->DoClip(lstCurve);
				}
			}
		}

		//输出
		for (int i = 0; i < lstCurve.Length(); i++)
		{
			DrawXCurve(*lstCurve[i]);	
		}
	}
	else
	{
		for (long i = 0; i < lstCv.Length(); i++)
		{
			DrawXCurve(lstCv[i]);
		}
	}

    return *this;
}

XDcStream& XDcStream::operator <<(const XCurveSegment& seg)
{
	DList<XCurveSegment> lstCurve;
	lstCurve.Append(new XCurveSegment(seg));

	return (*this) << lstCurve;
}

XDcStream& XDcStream::operator <<(const AcDbEntity &ent)
{
	if (HasClip())
	{
		DList<AcDbEntity> lstEnt;
		lstEnt.Append((AcDbEntity*)ent.clone());

		//裁剪
		for (long i = 0; i < m_lstClip.GetSize() && lstEnt.Length() > 0; i++)
		{
			((XDcClip*)m_lstClip[i])->DoClip(lstEnt);
		}

		//输出
		for (int i = 0; i < lstEnt.Length(); i++)
		{
			DrawEntity(*lstEnt[i]);	
		}
	}
	else
	{
		DrawEntity(ent);
	}

	return *this;
}

XDcStream& XDcStream::operator <<(const XBlockRef& block)
{
	AcDbBlockTableRecord *pRec = NULL;
	acdbOpenObject(pRec,block.m_idBlock,AcDb::kForRead);
	if (pRec != NULL)
	{
		if (HasClip())
		{
			long i(0);
			for (i = 0; i < m_lstClip.GetSize(); i++)
			{
				if ((((XDcClip*)m_lstClip[i])->GetClipType() & XDcClip::kAcGiClip) == 0)
				{
					break;
				}
			}
			
			if (i < m_lstClip.GetSize())
			{
				DList<XCurveSegment> lstSeg;
				ads_matrix mat;
				get_matrix(XPoint(),block.m_ptLocation,block.m_scale3d[0], block.m_scale3d[1], block.m_scale3d[2], block.m_nRotation,mat);
				
				Get2DCurveFromBlock(*pRec, mat,lstSeg);

				(*this) << lstSeg;
			}
			else
			{
				DrawBlock(*pRec,block.m_ptLocation,block.m_scale3d,block.m_nRotation,block.m_bMakeBlock);			
			}
		}
		else
		{
			DrawBlock(*pRec,block.m_ptLocation,block.m_scale3d,block.m_nRotation,block.m_bMakeBlock);
		}

		pRec->close();
	}

	return *this;
}

XDcStream& XDcStream::operator <<(const XPoly2D& poly)
{
	if (HasClip())
	{ 
		for (int i = 0; i < poly.TotalSegments(); i++) 
		{
			XCurveSegment cv;
			poly.Nth(i, cv);
			
			*this << cv;
		}
	}
	else
	{
		DrawXPoly(poly);
	}

	return *this;
}

XDcStream& XDcStream::operator <<(const XRectAngle &box)
{
   XPoly2D poly(1);
   box.AsPoly2D(poly);

   return *this << poly;
}

XDcStream &XDcStream::operator <<(const XHatch& hatch)
{
	DList<XPoly2D> lstPoly;
	lstPoly.Append(new XPoly2D(hatch.GetHatchPoly()));

	//裁剪
	for (long i = 0; i < m_lstClip.GetSize() && lstPoly.Length() > 0; i++)
	{
		((XDcClip*)m_lstClip[i])->DoClip(lstPoly);
	}

	//输出
	for (int i = 0; i < lstPoly.Length(); i++)
	{
		DrawHatchEx(*lstPoly[i],hatch.GetHatchName(),hatch.GetHatchScale(),hatch.GetHatchRotation());
	}

	return *this;
}

XDcStream &XDcStream::operator <<(const XSolid&solid)
{
	DList<XPoly2D> lstPoly;
	lstPoly.Append(new XPoly2D(solid.m_poly));

	//裁剪
	if (m_bClip)
	{
		for (long i = 0; i < m_lstClip.GetSize() && lstPoly.Length() > 0; i++)
		{
			((XDcClip*)m_lstClip[i])->DoClip(lstPoly);
		}
	}

	for (long i = 0; i < lstPoly.Length(); i++)
	{
		DrawSolid(*lstPoly[i]);
	}

	return *this;
}

//由两曲线连接成的封闭区域进行填充
XDcStream &XDcStream::operator <<(const XSolidCurve& sc)
{
	XCurveSegment cvOut = sc.m_cvOut,cvIn = sc.m_cvIn;
	BOOL bDrawSolid = TRUE;
	if (cvOut.Is(CURVE_ARC) && cvIn.Is(CURVE_ARC)) 
	{
		XArc arOut = cvOut.GetArc();
		XArc arIn = cvIn.GetArc();
		if (arOut.AngleFlag(arIn.MidAngle()) == PR_OUTSIDE 
			|| arIn.AngleFlag(arOut.MidAngle()) == PR_OUTSIDE)
		{
			bDrawSolid = FALSE;
		}
	}

	if (bDrawSolid)
	{
        XPoly2D polySolid(1);
        polySolid.AppendNode(cvOut.StartPoint(), cvOut.GetBulge());
        polySolid.AppendNode(cvOut.EndPoint());
        polySolid.AppendNode(cvIn.EndPoint(), -cvIn.GetBulge());
        polySolid.AppendNode(cvIn.StartPoint());
    
		*this << XSolid(polySolid);
    }
	else 
	{
		
	}

	return *this;
}

XDcStream& XDcStream::operator <<(const XLine &line)
{
	XCurveSegment seg;
	seg = line;

	return *this << seg;
}

XDcStream& XDcStream::operator <<(const XArc &arc)
{
	XCurveSegment seg;
	seg = arc;

	return *this << seg;
}

XDcStream& XDcStream::operator <<(const XCircle &cir)
{
	XCurveSegment seg;
	seg = cir;

	return *this << seg;
}

void XDcStream::DrawXPoly(const XPoly2D &poly,double nThick)
{
   int len = poly.TotalSegments();
   for (int i = 0; i < len; i++) 
   {
      XCurveSegment cv;
      poly.Nth(i, cv);

      DrawXCurve(cv,nThick);
   }
}

bool XDcStream::GetClipFlg()
{
	return m_bClip;
}

void XDcStream::SetClipFlg(bool bTrue)
{
	m_bClip = bTrue;
}