C++ (Cpp) MyTimer::SetTime示例

示例#1

文件： annotation.C 项目： adevress/root-1

void annotation(Float_t a=10, Float_t d=5, Float_t x=0, Float_t y=0, Float_t z=0)
{
   TEveManager::Create();

   // add a box in scene
   TEveBox* b = new TEveBox("Box", "Test Title");
   b->SetMainColor(kCyan);
   b->SetMainTransparency(0);
   b->SetVertex(0, x - a, y - a, z - a);
   b->SetVertex(1, x - a, y + a, z - a);
   b->SetVertex(2, x + a, y + a, z - a);
   b->SetVertex(3, x + a, y - a, z - a);
   b->SetVertex(4, x - a, y - a, z + a);
   b->SetVertex(5, x - a, y + a, z + a);
   b->SetVertex(6, x + a, y + a, z + a);
   b->SetVertex(7, x + a, y - a, z + a);
   gEve->AddElement(b);
   gEve->Redraw3D(kTRUE);
  
   // add overlay text
   TGLViewer* v = gEve->GetDefaultGLViewer();
   TDatime time;
   TGLAnnotation* ann = new TGLAnnotation(v, time.AsString(), 0.1, 0.9);
   ann->SetTextSize(0.1);// % of window diagonal

   // set timer to update text every second
   MyTimer* timer = new MyTimer(ann); 
   timer->SetTime(1000);
   timer->Reset();
   timer->TurnOn();
}