root-6.10.00/html/compile_8C.html

void compile(){

   TCanvas *c1 = new TCanvas("c1");

   c1->Range(0,0,1,1);

   TPaveLabel *ptc = new TPaveLabel(0.02,0.42,0.2,0.58,"Compile");

   ptc->SetTextSize(0.40);

   ptc->SetFillColor(32);

   ptc->Draw();

   TPaveText *psub = new TPaveText(0.28,0.4,0.65,0.6);

   psub->Draw();

   TText *t2 = psub->AddText("Substitute some operators");

   TText *t3 = psub->AddText("to C++ style");

   TPaveLabel *panal = new TPaveLabel(0.73,0.42,0.98,0.58,"Analyze");

   panal->SetTextSize(0.40);

   panal->SetFillColor(42);

   panal->Draw();

   TArrow *ar1 = new TArrow(0.2,0.5,0.27,0.5,0.02,"|>");

   ar1->SetLineWidth(6);

   ar1->SetLineColor(4);

   ar1->Draw();

   TArrow *ar2 = new TArrow(0.65,0.5,0.72,0.5,0.02,"|>");

   ar2->SetLineWidth(6);

   ar2->SetLineColor(4);

   ar2->Draw();

}