/// \file /// \ingroup tutorial_v7 /// /// This ROOT 7 example demonstrates how to create a ROOT 7 canvas (RCanvas) and /// draw ROOT 7 boxes in it (RBox). It generates a set of boxes using the /// "normal" coordinates' system. /// /// \macro_image /// \macro_code /// /// \date 2018-10-10 /// \warning This is part of the ROOT 7 prototype! It will change without notice. It might trigger earthquakes. Feedback /// is welcome! /// \author Olivier Couet #include "ROOT/RCanvas.hxx" #include "ROOT/RColor.hxx" #include "ROOT/RBox.hxx" #include void box() { using namespace ROOT::Experimental; // Create a canvas to be displayed. auto canvas = RCanvas::Create("Canvas Title"); auto Box1 = canvas->Draw(RPadPos(0.1_normal, 0.3_normal), RPadPos(0.3_normal,0.6_normal)); RColor Color1(255, 0, 0, 0.5); // 50% opaque RColor Color2(0, 0, 255, 0.3); // 30% opaque Box1->AttrBox().AttrBorder().SetColor(Color1).SetWidth(5); Box1->AttrBox().AttrFill().SetColor(RColor::kRed); auto Box2 = canvas->Draw(RPadPos(0.4_normal, 0.2_normal), RPadPos(0.6_normal,0.7_normal)); Box2->AttrBox().AttrBorder().SetColor(Color2).SetStyle(2).SetWidth(3); Box2->AttrBox().AttrFill().SetColor(RColor::kGreen); auto Box3 = canvas->Draw(RPadPos(0.7_normal, 0.4_normal), RPadPos(0.9_normal,0.6_normal)); Box3->AttrBox().AttrBorder().SetWidth(3); Box3->AttrBox().AttrFill().SetColor(RColor::kBlue); auto Box4 = canvas->Draw(RPadPos(0.7_normal, 0.7_normal), RPadPos(0.9_normal,0.9_normal)); //OptsBox4->SetFillStyle(0); //OptsBox4->SetRoundWidth(50); //OptsBox4->SetRoundHeight(25); Box4->AttrBox().AttrBorder().SetWidth(3); auto Box5 = canvas->Draw(RPadPos(0.7_normal, 0.1_normal), RPadPos(0.9_normal,0.3_normal)); //OptsBox5->SetFillStyle(0); //OptsBox5->SetRoundWidth(25); //OptsBox5->SetRoundHeight(50); Box5->AttrBox().AttrBorder().SetWidth(3); canvas->Show(); }