#include "stdafx.h"
#include "DrawBend.h"
#include "DrawOperator/GDFLOGBRUSH.h"

#define PEN_WIDTH	2
#define PEN_COLOR	RGB(255,0,0)
CDrawBend::CDrawBend()
{
	m_pen.CreatePen(PS_SOLID, PEN_WIDTH, PEN_COLOR);
}

CDrawBend::~CDrawBend()
{
}
//void CDrawBend::OnDraw(CXyDC* pDC)
//{
//	if (PointList.GetCount() < 1) return;
//	int od = pDC->GetDC()->SetROP2(R2_NOTXORPEN);
//	Draw(pDC, PointList, PEN_COLOR);
//
//	if (PointList.GetCount() > 0)
//	{
//		dfPoint p1 = PointList.GetTail();
//		DrawLine(PrevPoint.x0, PrevPoint.y0, p1.x0, p1.y0);
//	}
//	pDC->GetDC()->SetROP2(od);
//}
//void CDrawBend::Select(CDC* pDC)
//{
//
//}
void CDrawBend::Draw(CDC* pDC, CPointList& pl, COLORREF color)
{
	if (pl.GetCount() <= 0) return;
	CPen* pOld = pDC->SelectObject(&m_pen);
	//dfPoint dp;
	//POSITION p = pl.GetHeadPosition();
	//dp = pl.GetNext(p);
	//pDC->MoveTo(dp.x0, dp.y0);
	//pDC->LineTo(dp.x0, dp.y0);
	//while (p)
	//{
	//	dp = pl.GetNext(p);
	//	pDC->LineTo(dp.x0, dp.y0);
	//}
	
	int nCount = pl.GetCount();
	POINT *pt = new POINT[nCount+1];
	dfPoint dp;
	POSITION p = pl.GetHeadPosition();
	dp = pl.GetNext(p);
	pt[0].x = dp.x0;
	pt[0].y = dp.y0;
	pDC->MoveTo(dp.x0, dp.y0);
	int i = 1;
	while (p)
	{
		dp = pl.GetNext(p);
		pt[i].x = dp.x0;
		pt[i].y = dp.y0;
		i++;
	}
	pt[nCount].x = pt[0].x;
	pt[nCount].y = pt[0].y;
	CBrush* brush = new CBrush(color);
	CRgn* pRgn = new CRgn;
	if (pRgn->CreatePolygonRgn(pt, nCount, WINDING)) {
		pDC->FillRgn(pRgn, brush);
	}
	delete pRgn; pRgn = NULL;
	delete brush; brush = nullptr;
	pDC->SelectObject(pOld);

	//GDFLOGBRUSH brush;
	//brush.m_color = RGB(255, 0, 0);

	//CPoint2D pts[3];
	//pts[0].x0 = rectSegment.CenterPoint().x0;
	//pts[0].y0 = rectSegment.top;

	//pts[1].x0 = rectSegment.left + rectSegment.Width() * m_iLeftValue / m_iMaxValue;
	//pts[2].x0 = rectSegment.left + rectSegment.Width() * m_iRightValue / m_iMaxValue;
	//pts[1].y0 = pts[2].y0 = rectSegment.bottom;

	//pDC->DrawFillPolygon()
}