#include "stdafx.h"
#include "UIIBorderLine.h"

CUIIBorderLine::CUIIBorderLine(void)
{
	m_nDir = -1;
	memset(m_ptGe,0,sizeof(AcGePoint3d) * 2);
}

CUIIBorderLine::~CUIIBorderLine(void)
{
}

bool CUIIBorderLine::Set(AcGePoint3d ptGe1,AcGePoint3d ptGe2)
{
	//从小到大
	AcGeVector3d vt = ptGe2 - ptGe1;
	if (vt.isParallelTo(AcGeVector3d::kXAxis))
	{
		if (vt.isCodirectionalTo(AcGeVector3d::kXAxis))
		{
			m_ptGe[0] = ptGe1;
			m_ptGe[1] = ptGe2;
		}
		else
		{
			m_ptGe[0] = ptGe2;
			m_ptGe[1] = ptGe1;
		}
		m_nDir = 0;
		return true;
	}

	if (vt.isParallelTo(AcGeVector3d::kYAxis))
	{
		if (vt.isCodirectionalTo(AcGeVector3d::kYAxis))
		{
			m_ptGe[0] = ptGe1;
			m_ptGe[1] = ptGe2;
		}
		else
		{
			m_ptGe[0] = ptGe2;
			m_ptGe[1] = ptGe1;
		}
		m_nDir = 1;
		return true;
	}
	return false;
}

short CUIIBorderLine::GetDir()
{
	return m_nDir;
}

double CUIIBorderLine::GetPos()
{
	if (m_nDir == 0)
	{
		return m_ptGe[0].y;
	}
	else if (m_nDir == 1)
	{
		return m_ptGe[0].x;
	}
	return -1.e10;
}

AcGePoint3d CUIIBorderLine::GetStart()
{
	return m_ptGe[0];
}

AcGePoint3d CUIIBorderLine::GetEnd()
{
	return m_ptGe[1];
}

CUIIBorderLine& CUIIBorderLine::operator = (const CUIIBorderLine& bLine)
{
	m_ptGe[0] = bLine.m_ptGe[0];
	m_ptGe[1] = bLine.m_ptGe[1];
	m_nDir = bLine.m_nDir;
	return *this;
}

bool CUIIBorderLine::operator < (const CUIIBorderLine& bLine)
{
	if (m_nDir == bLine.m_nDir)
	{
		if (m_nDir == 0) // 平行 X
		{
			return (m_ptGe[0].y < bLine.m_ptGe[0].y ) ? true : false;
		}

		if (m_nDir == 1)// 平行 Y
		{
			return (m_ptGe[0].x < bLine.m_ptGe[0].x ) ? true : false;
		}
	}
	return false;
}

void CUIIBorderLine::TransformBy(AcGeMatrix3d& xform)
{
	m_ptGe[0].transformBy(xform);
	m_ptGe[1].transformBy(xform);
}