bool Graph::SelectPoint(QString const &CurveName, int sel)
{
QString str;
CCurve *pCurve = NULL;
if(sel<0)
{
// pCurve->SetSelected(-1);
return false;
}
for(int i=0; i<m_oaCurves.size(); i++)
{
pCurve = (CCurve*)m_oaCurves.at(i);
pCurve->GetTitle(str);
if(str == CurveName)
{
if(sel>pCurve->GetCount())
{
pCurve->SetSelected(-1);
return false;
}
else
{
pCurve->SetSelected(sel);
return true;
}
}
}
// pCurve->SetSelected(-1);
return false;
}
CCurve* Graph::GetCurve(QString CurveTitle)
{
QString strong;
CCurve * pCurve;
for(int i=0; i<m_oaCurves.size(); i++)
{
pCurve = (CCurve*)m_oaCurves.at(i);
if(pCurve)
{
pCurve->GetTitle(strong);
if(strong==CurveTitle) return pCurve;
}
}
return NULL;
}
void QGraph::ExportToFile(QFile &XFile, int FileType)
{
int i,j, maxpoints;
CCurve *pCurve;
QString strong;
QTextStream out(&XFile);
maxpoints = 0;
for(i=0; i<m_oaCurves.size(); i++)
{
pCurve = GetCurve(i);
if(pCurve)
{
maxpoints = qMax(maxpoints,pCurve->n);
pCurve->GetTitle(strong);
if(FileType==1) out << " "<<m_XTitle<<" "<< strong <<" ";
else out << m_XTitle<<","<< strong << ", , ";
}
}
out<<"\n"; //end of title line
for(j=0; j<maxpoints; j++)
{
for(i=0; i<m_oaCurves.size(); i++)
{
pCurve = GetCurve(i);
if(pCurve && j<pCurve->n)
{
if(FileType==1) strong= QString("%1 %2 ")
.arg(pCurve->x[j],13,'g',7).arg(pCurve->y[j],13,'g',7);
else strong= QString("%1, %2, , ")
.arg(pCurve->x[j],13,'g',7).arg(pCurve->y[j],13,'g',7);
}
else
{
if(FileType==1) strong= " ";
else strong= ", , , ";
}
out << strong;
}
out<<"\n"; //end of data line
}
out<<"\n"; //end of file
XFile.close();
}
void QGraph::DrawLegend(QPainter &painter, QPoint &Place, QFont &LegendFont, QColor &LegendColor)
{
painter.save();
int LegendSize, ypos;
QString strong;
LegendSize = 30;
ypos = 12;
painter.setFont(LegendFont);
CCurve* pCurve;
QPen TextPen(LegendColor);
QPen LegendPen(Qt::gray);
int npos = 0;
for (int nc=0; nc< m_oaCurves.size(); nc++)
{
pCurve = (CCurve*) m_oaCurves[nc];
if(pCurve->IsVisible())
{
pCurve->GetTitle(strong);
if(pCurve->n>0 && strong.length())//is there anything to draw ?
{
LegendPen.setColor(pCurve->GetColor());
LegendPen.setStyle(GetStyle(pCurve->GetStyle()));
LegendPen.setWidth(pCurve->GetWidth());
painter.setPen(LegendPen);
painter.drawLine(Place.x(), Place.y() + ypos*npos,
Place.x() + (int)(LegendSize), Place.y() + ypos*npos);
painter.setPen(TextPen);
painter.drawText(Place.x() + (int)(1.5*LegendSize), Place.y() + ypos*npos+(int)(ypos/2),
strong);
npos++;
}
}
}
painter.restore();
}