void CCurve::DrawCurve(QPainter * pPainter, QPoint * pCurvePoint,
int iStartPos, int iEndPos, QColor clrCurve,int iCurvSpaceV, int iPenStyle)
{
int iSaveDC = pPainter->save();
QPen penCurve;
penCurve.CreatePen (iPenStyle, 1, clrCurve);
//画曲线
pPainter->SelectObject (&penCurve);
for(int j = iStartPos; j < iEndPos; j++)
{
if (j == MAX_SAMPLE_NUM)
{
break;
}
if(j > iStartPos)
{
pPainter->MoveTo(pCurvePoint[j-1].x,pCurvePoint[j-1].y - iCurvSpaceV);
pPainter->LineTo(pCurvePoint[j].x,pCurvePoint[j].y - iCurvSpaceV);
}
}
pPainter->restore(iSaveDC);
}
void CCurve::DrawSignsOnXLocation(QPainter *pPainter, QRect RectCurve, int iEventType, QPoint PtEvnt)
{
int iYEvent;
iYEvent = RectCurve.bottom-15;
int iSaveDC=pPainter->save();
QPen penEvent;
penEvent.CreatePen(PS_SOLID,2,RGB(250,0,0));
pPainter->SelectObject(&penEvent);
if(0 == iEventType)//开始事件
{
pPainter->MoveTo(PtEvnt.x,iYEvent-6);
pPainter->LineTo(PtEvnt.x,iYEvent+6);
pPainter->MoveTo(PtEvnt.x,iYEvent);
pPainter->LineTo(PtEvnt.x+6,iYEvent);
}
if(1 == iEventType)//反射事件
{
pPainter->MoveTo(PtEvnt.x-6,iYEvent+6);
pPainter->LineTo(PtEvnt.x-2,iYEvent+6);
pPainter->MoveTo(PtEvnt.x-2,iYEvent+6);
pPainter->LineTo(PtEvnt.x-2,iYEvent-6);
pPainter->MoveTo(PtEvnt.x-2,iYEvent-6);
pPainter->LineTo(PtEvnt.x+2,iYEvent-6);
pPainter->MoveTo(PtEvnt.x+2,iYEvent-6);
pPainter->LineTo(PtEvnt.x+2,iYEvent+6);
pPainter->MoveTo(PtEvnt.x+2,iYEvent+6);
pPainter->LineTo(PtEvnt.x+6,iYEvent+6);
}
if(2 == iEventType)//非反射事件
{
pPainter->MoveTo(PtEvnt.x-6,iYEvent-3);
pPainter->LineTo(PtEvnt.x,iYEvent-3);
pPainter->MoveTo(PtEvnt.x,iYEvent-3);
pPainter->LineTo(PtEvnt.x,iYEvent+3);
pPainter->MoveTo(PtEvnt.x,iYEvent+3);
pPainter->LineTo(PtEvnt.x+6,iYEvent+3);
}
if(3 == iEventType) //结束事件点
{
pPainter->MoveTo(PtEvnt.x,iYEvent-6);
pPainter->LineTo(PtEvnt.x,iYEvent+6);
pPainter->MoveTo(PtEvnt.x,iYEvent);
pPainter->LineTo(PtEvnt.x-6,iYEvent);
}
pPainter->restore(iSaveDC);
}
void CCurve::DrawIndictLine(QPainter * pPainter, int iFix, QRect rectDraw, QColor clrLine, int iPenStyle, bool bHori)
{
int iSaveDC = pPainter->save();
QPen penLine;
penLine.CreatePen (iPenStyle, 1, clrLine);
pPainter->SelectObject(&penLine);
if (bHori)
{
//横线
pPainter->MoveTo( rectDraw.left, iFix );
pPainter->LineTo( rectDraw.right, iFix );
}
else
{
//竖线
pPainter->MoveTo(iFix, rectDraw.bottom);
pPainter->LineTo(iFix, rectDraw.top);
}
pPainter->restore(iSaveDC);
}
void CCurve::DrawGridLine(QPainter *pPainter, QRect RectCurve,int iGridNumOnX, int iGridNumOnY,QColor clrLine)
{
int nSaveDC=pPainter->save();
QPen penGridLine;
penGridLine.CreatePen (PS_DOT/*点*/,1,clrLine);
int ndx = RectCurve.Width ()/iGridNumOnX;
int ndy = RectCurve.Height ()/iGridNumOnY;
pPainter->SelectObject (&penGridLine);
for ( int i = 1; i< iGridNumOnX; i++)
{
pPainter->MoveTo (RectCurve.left + ndx * i,RectCurve.bottom );
pPainter->LineTo (RectCurve.left + ndx * i,RectCurve.top );
}
for (int i = 1; i < iGridNumOnY; i++)
{
pPainter->MoveTo (RectCurve.left , RectCurve.bottom - ndy * i);
pPainter->LineTo (RectCurve.right, RectCurve.bottom - ndy * i);
}
//恢复
pPainter->restore(nSaveDC);
}
void CCurve::DrawABLine(QPainter * pPainter, QPoint ptA, QPoint ptB, QRect rectDraw,
int iLineHeight, QString strInforA, QString strInforB, QColor clrLine, int iPenStyle, bool bASel)
{
int iSaveDC = pPainter->save();
QPen penLine;
penLine.CreatePen (iPenStyle, 2, clrLine);
pPainter->SelectObject(&penLine);
//指示线
pPainter->MoveTo(ptA.x, rectDraw.top + 20);
pPainter->LineTo(ptA.x, rectDraw.bottom);
pPainter->MoveTo(ptB.x, rectDraw.top + 40);
pPainter->LineTo(ptB.x, rectDraw.bottom);
//画AB标杆的指示距离
QRect rtA,rtB;
//当A,B线超过中线时，向右时距离矩形框在左边，否则在右边
if(ptA.x < rectDraw.right/2)
{
rtA.left = ptA.x;
rtA.top = rectDraw.top;
rtA.right = ptA.x+70;
rtA.bottom = rectDraw.top + 14;
}
else
{
rtA.left = ptA.x - 70;
rtA.top = rectDraw.top;
rtA.right = ptA.x;
rtA.bottom = rectDraw.top + 14;
}
if(ptB.x< rectDraw.right/2)
{
rtB.left = ptB.x;
rtB.top = rectDraw.top+20;
rtB.right = ptB.x + 70;
rtB.bottom = rectDraw.top + 34;
}
else
{
rtB.left = ptB.x-70;
rtB.top = rectDraw.top + 20;
rtB.right = ptB.x;
rtB.bottom = rectDraw.top + 34;
}
//选中的标杆显示信息的背景颜色置成深蓝色
if( bASel )
{
pPainter->SetTextColor (RGB(0,0,0));
pPainter->ExtTextOut(rtB.left + 2, rectDraw.top + 20, ETO_CLIPPED, rtB, strInforB, NULL);
pPainter->SetTextColor (RGB(255,255,255));
pPainter->SetBkColor(RGB(0,0,255));
pPainter->ExtTextOut(rtA.left + 2, rectDraw.top, ETO_CLIPPED, rtA,strInforA, NULL);
}
else
{
pPainter->SetTextColor (RGB(0,0,0));
pPainter->ExtTextOut(rtA.left + 2, rectDraw.top, ETO_CLIPPED, rtA, strInforA, NULL);
pPainter->SetTextColor (RGB(255,255,255));
pPainter->SetBkColor(RGB(0,0,255));
pPainter->ExtTextOut(rtB.left + 2, rectDraw.top + 20, ETO_CLIPPED, rtB, strInforB, NULL);
}
pPainter->restore(iSaveDC);
}
