Sorry, I sent the wrong file for the example with font size given in pixels. In the example given, you should remove the line t.SetNDC(). Rene Brun Rene Brun wrote: > > Hi Yannick, > > If you use version 3.00/02 available since yesterday, you can specify > a font size in pixels. See short example below. > The font must be precision=3 (eg 53) > see: http://root.cern.ch/root/htmldoc/TAttText.html > > { > TCanvas *c1 = new TCanvas("c1","c1",600,800); > c1->Divide(1,3); > TFile *f = new TFile("hsimple.root"); //file produced in tutorials > TText t; > t.SetTextColor(4); > t.SetTextFont(53); //with precision 3, text size is specified in pixels > t.SetTextSize(20); > t.SetTextAlign(22); > //t.SetNDC(); <====remove this line > c1->cd(1); > hpx->Draw(); > t.DrawText(0,500,"First Text"); > c1->cd(2); > hprof->Draw(); > t.DrawText(0,10,"Second Text"); > c1->cd(3); > hpxpy->Draw(); > t.DrawText(0,2,"Third Text"); > c1->cd(0); > } > > Rene Brun > > Patois Yannick wrote: > > > > Hi rooters, > > > > I use a custom routine to create pads in one raw, with only one > > scale at the bottom, like: > > > > .---------. > > | Pad 3 | > > | | > > --------- > > | Pad 2 | > > | | > > --------- > > | Pad 1 | > > | | > > |,-,-,-,-,| <- Scale > > `---------' > > > > I found out that the Pad labeled Pad1 couldnt be the same size as the 2 > > other because it had to allow space for the axis label and title, so if > > I want an identic frame size, pads cant be the same. > > So I dont use TPad::Divide, but I create my pad one by one. > > > > I works. > > > > But a problem arise when I try to write some text into each pad : > > > > The text in Pad1 is *bigger* than the one in the others, simply because > > it get automatically scaled relatively to the pad size. > > > > I dont really know what I can do, either I'm wrong and pads could be > > made the same size somehow, or maybe there is a simple way to 'rescale' > > things I wrote in a pad independantly of the pad's size. > > > > For now, I just set the size of the writing a little bit differently for > > the first pad, maybe there is a very simple way to deduce the scaling > > factor according to the pad size and correct it ? > > > > Could anyone help me ? > > > > Yannick
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