#include "AliMUONContourPainter.h"
#include "TVirtualX.h"
#include "AliMUONPolygon.h"
#include "AliMUONContour.h"
#include "TObjArray.h"
#include "TVirtualPad.h"
#include "TVirtualPS.h"
ClassImp(AliMUONContourPainter)
AliMUONContourPainter::AliMUONContourPainter()
{
}
AliMUONContourPainter::~AliMUONContourPainter()
{
}
void
AliMUONContourPainter::Paint(const AliMUONContour& contour,
Int_t lineColor, Int_t lineWidth,
Int_t fillColor, Int_t fillStyle)
{
Bool_t outline(lineColor>0);
Bool_t fill(fillColor>0);
Int_t fc = gVirtualX->GetFillColor();
Int_t fs = gVirtualX->GetFillStyle();
Int_t lc = gVirtualX->GetLineColor();
Int_t lw = gVirtualX->GetLineWidth();
if ( lineColor > 0 ) gVirtualX->SetLineColor(lineColor);
if ( lineWidth > 0 ) gVirtualX->SetLineWidth(lineWidth);
if ( fillColor > 0 ) gVirtualX->SetFillColor(fillColor);
if ( fillStyle > 0 ) gVirtualX->SetFillStyle(fillStyle);
if (gVirtualPS) {
if ( lineColor > 0 ) gVirtualPS->SetLineColor(lineColor);
if ( lineWidth > 0 ) gVirtualPS->SetLineWidth(lineWidth);
if ( fillColor > 0 ) gVirtualPS->SetFillColor(fillColor);
if ( fillStyle > 0 ) gVirtualPS->SetFillStyle(fillStyle);
}
TIter next(contour.Polygons());
AliMUONPolygon* pol;
while ( ( pol = static_cast<AliMUONPolygon*>(next()) ) )
{
Int_t n = pol->NumberOfVertices();
Double_t* x = new Double_t[n];
Double_t* y = new Double_t[n];
for ( Int_t i = 0; i < n; ++i )
{
x[i] = gPad->GetLogx() ? gPad->XtoPad(pol->X(i)) : pol->X(i);
y[i] = gPad->GetLogy() ? gPad->YtoPad(pol->Y(i)) : pol->Y(i);
}
if ( fill )
{
gPad->PaintFillArea(n,x,y);
}
if (outline)
{
gPad->PaintPolyLine(n,x,y);
}
delete[] x;
delete[] y;
}
gVirtualX->SetFillColor(fc);
gVirtualX->SetFillStyle(fs);
gVirtualX->SetLineColor(lc);
gVirtualX->SetLineWidth(lw);
}
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