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draw_text.cxx File Reference

Detailed Description

/*************************************************************************
* Copyright (C) 1995-2015, Rene Brun and Fons Rademakers. *
* All rights reserved. *
* *
* For the licensing terms see $ROOTSYS/LICENSE. *
* For the list of contributors see $ROOTSYS/README/CREDITS. *
*************************************************************************/
#include "ROOT/RCanvas.hxx"
#include "ROOT/RColor.hxx"
#include "ROOT/RText.hxx"
#include "ROOT/RPadPos.hxx"
void draw_text()
{
using namespace ROOT::Experimental;
// Create a canvas to be displayed.
auto canvas = RCanvas::Create("Canvas Title");
for (int i=0; i<=360; i+=10) {
auto text = canvas->Draw<RText>(RPadPos(0.5_normal, 0.6_normal), "____ Hello World");
RColor col((int) (0.38*i), (int) (0.64*i), (int) (0.76*i));
text->AttrText().SetColor(col).SetSize(10+i/10).SetAngle(i).SetAlign(13).SetFont(42);
}
canvas->Show();
}
The color class.
Definition RColor.hxx:35
A position (horizontal and vertical) in a RPad.
Definition RPadPos.hxx:28
virtual void Draw(Option_t *option="")
Default Draw method for all objects.
Definition TObject.cxx:197
TText * text
Date
2017-10-17
Warning
This is part of the ROOT 7 prototype! It will change without notice. It might trigger earthquakes. Feedback is welcome!
Author
Olivier Couet Olivi.nosp@m.er.C.nosp@m.ouet@.nosp@m.cern.nosp@m..ch

Definition in file draw_text.cxx.