#include "stdafx.h"
#include "KTJigSkirt.h"
#include "KTObjLifeMgr.h"

KTJigSkirt::KTJigSkirt()
	: m_pEdge1(NULL), m_pEdge2(NULL), m_pBase(NULL)
{
}

KTJigSkirt::~KTJigSkirt()
{
}

BOOL KTJigSkirt::DragCreate(const AcGePoint3d& ptBase, const AcGeVector3d& vtEdge, const AcGeVector3d& vtNormal,
							LPCTSTR pszPrompt, const AcDbObjectId& idLayer, AcDbVoidPtrArray& arpEnt)
{
	ASSERT(!vtEdge.isZeroLength() && !vtNormal.isZeroLength() && !vtEdge.isCodirectionalTo(vtNormal));

	AcGeVector3d vtPerp(vtNormal.crossProduct(vtEdge));
	m_ptLast = ptBase + vtEdge;

	AcGePoint3d pt1 = ptBase + vtPerp;
	AcDbLine* pEdge1 = new AcDbLine(ptBase, pt1);
	if (NULL == pEdge1)
		return FALSE;

	CKTObjLifeMgr entMgr;
	entMgr.Add(pEdge1);
	pEdge1->setLayer(idLayer);
	m_cDumbEntity.m_arpEntity.append(pEdge1);

	AcGePoint3d pt2 = m_ptLast + vtPerp;
	AcDbLine* pEdge2 = new AcDbLine(m_ptLast, pt2);
	if (NULL == pEdge2)
		return FALSE;

	entMgr.Add(pEdge2);
	pEdge2->setLayer(idLayer);
	m_cDumbEntity.m_arpEntity.append(pEdge2);

	AcGeVector3d vt(vtEdge.normal() * 0.25);
	AcDbLine* pBase = new AcDbLine(pt1 - vt, pt2 + vt);
	if (NULL == pBase)
		return FALSE;

	entMgr.Add(pBase);
	pBase->setLayer(idLayer);
	m_cDumbEntity.m_arpEntity.append(pBase);

	if (NULL != pszPrompt)
		setDispPrompt(pszPrompt);

	ASSERT(NULL == m_pEdge1 && NULL == m_pEdge2 && NULL == m_pBase);
	m_pEdge1 = pEdge1;
	m_pEdge2 = pEdge2;
	m_pBase = pBase;
	BOOL bError = (AcEdJig::kNormal != drag());
	m_pEdge1 = NULL;
	m_pEdge2 = NULL;
	m_pBase = NULL;

	if (bError)
		return FALSE;

	arpEnt.append(pEdge1);
	arpEnt.append(pEdge2);
	arpEnt.append(pBase);

	entMgr.Remove();

	return TRUE;
}

AcEdJig::DragStatus	KTJigSkirt::sampler()
{
	setUserInputControls((UserInputControls)(kAccept3dCoordinates | kNullResponseAccepted | kDontUpdateLastPoint)); 

	AcGePoint3d ptDynamic;
	AcEdJig::DragStatus eStatus = acquirePoint(ptDynamic);
	if (AcEdJig::kNormal != eStatus)
		return eStatus;

	if (m_ptLast == ptDynamic)
		return AcEdJig::kNoChange;

	m_ptLast = ptDynamic;

	AcGePoint3d pt1(m_pEdge1->startPoint()), pt2(m_pEdge1->endPoint()),
				pt3(m_pEdge2->startPoint()), pt4(m_pEdge2->endPoint());

	AcGeLine3d line1(pt1, pt2);
	AcGeLine3d line2(ptDynamic, pt3 - pt1);

	AcGePoint3d ptInt;
	if (!line1.intersectWith(line2, ptInt) || ptInt == pt2 || pt1 == ptInt)
		return AcEdJig::kNoChange;

	AcGeVector3d vtOff(ptInt - pt2);

	m_pEdge1->setEndPoint(ptInt);
	m_pEdge2->setEndPoint(pt4 + vtOff);

	m_pBase->setStartPoint(m_pBase->startPoint() + vtOff);
	m_pBase->setEndPoint(m_pBase->endPoint() + vtOff);

	return eStatus;
}

Adesk::Boolean KTJigSkirt::update()
{
	return Adesk::kTrue;
}

AcDbEntity* KTJigSkirt::entity() const
{
	return (AcDbEntity*)&m_cDumbEntity;
}