Hi Mike, This is true if your canvas fillcolor is zero, for example when you select the "Plain" style. To circumvent this problem, you can replace the fillcolor=0 by fillcolor=10 Rene Brun M. Sievers wrote: > > Hi, > > I found that when moving e.g. the statistics box with the mouse on a > canvas with root 2.23/04 (Linux, SuSE 6.0), the 'background' part of the > Canvas is not cleared. That is, that part of the statistics box which lies > outside e.g. a histogram, is not deleted and remains visible. > This applies also to the histogram itself if you move it. It does not > affect the postscript output. Is this some side effect of a modification > or did I miss a compile switch? > > I tested this with the following commands: > > ******************************************* > * * > * W E L C O M E to R O O T * > * * > * Version 2.23/04 13 October 1999 * > * * > * You are welcome to visit our Web site * > * http://root.cern.ch * > * * > ******************************************* > > CINT/ROOT C/C++ Interpreter version 5.14.18, Oct 3 1999 > Type ? for help. Commands must be C++ statements. > Enclose multiple statements between { }. > root [0] TH1D * a = new TH1D("a","a",10,0,10) > root [1] a.Fill(3.2); > root [2] a.Draw() > > and then moved the stats box around a little. > > Bye, > Mike > > -------------------------------------------------------------------------- > Michael Sievers > Michael.Sievers@desy.de > -------------------------------------------------------------------------- > esa$ gcc -Wall -o ariane5 ariane4.c > ariane4.c: 666: warning: long float implicitly truncated to unsigned type > esa$ ariane5
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