27 x[0] =
r.Uniform(.05,.95);
y[0] =
r.Uniform(.05,.95);
28 x[1] =
x[0] +
dx*
r.Rndm();
y[1] =
y[0] +
dy*
r.Rndm();
29 x[2] =
x[1] -
dx*
r.Rndm();
y[2] =
y[1] -
dy*
r.Rndm();
30 x[3] =
x[0];
y[3] =
y[0];
35 c->SetAlpha(
r.Rndm());
39 c1->AddExec(
"ex",
"TriangleClicked()");
47 int event =
gPad->GetEvent();
48 if (event != 11)
return;
53 printf(
"You have clicked triangle %d, color=%d\n",
54 pl->GetUniqueID(),
pl->GetFillColor());
ROOT::Detail::TRangeCast< T, true > TRangeDynCast
TRangeDynCast is an adapter class that allows the typed iteration through a TCollection.
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t Float_t r
R__EXTERN TStyle * gStyle
The color creation and management class.
static Int_t GetColorPalette(Int_t i)
Static function returning the color number i in current palette.
static Int_t GetColor(const char *hexcolor)
Static method returning color number for color specified by hex color string of form: "#rrggbb",...
Mother of all ROOT objects.
Defined by an array on N points in a 2-D space.
This is the base class for the ROOT Random number generators.
Int_t GetNumberOfColors() const
Return number of colors in the color palette.