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Reference Guide
demoshelp.C File Reference

Detailed Description

This macro shows help on running the Demos.

void demoshelp() {
//
new TCanvas("chelp","Help to run demos",200,10,700,500);
TPaveText *welcome = new TPaveText(.1,.8,.9,.97);
welcome->AddText("Welcome to the ROOT demos");
welcome->SetTextFont(32);
welcome->SetTextColor(4);
welcome->SetFillColor(24);
welcome->Draw();
TPaveText *hdemo = new TPaveText(.05,.05,.95,.7);
hdemo->SetTextAlign(12);
hdemo->SetTextFont(52);
hdemo->AddText("- Run demo hsimple.C first. Then in any order");
hdemo->AddText("- Click left mouse button to execute one demo");
hdemo->AddText("- Click right mouse button to see the title of the demo");
hdemo->AddText("- Click on 'Close Bar' to exit from the demo menu");
hdemo->AddText("- Select 'File/Print' to print a Postscript view of the canvas");
hdemo->AddText("- You can execute a demo with the mouse or type commands");
hdemo->AddText("- During the demo (try on this canvas) you can :");
hdemo->AddText(" .... Use left button to move/grow/etc objects");
hdemo->AddText(" .... Use middle button to pop overlapping objects");
hdemo->AddText(" .... Use right button to get an object sensitive pop-up");
hdemo->AddText(" ");
hdemo->SetAllWith("....","color",2);
hdemo->SetAllWith("....","font",72);
hdemo->SetAllWith("....","size",0.04);
hdemo->Draw();
}
Author
Rene Brun

Definition in file demoshelp.C.

TPaveText::SetAllWith
virtual void SetAllWith(const char *text, Option_t *option, Double_t value)
Set attribute option for all lines containing string text.
Definition: TPaveText.cxx:880
TPaveText::Draw
virtual void Draw(Option_t *option="")
Draw this pavetext with its current attributes.
Definition: TPaveText.cxx:234
demoshelp
Definition: demoshelp.py:1
TPaveText::AddText
virtual TText * AddText(Double_t x1, Double_t y1, const char *label)
Add a new Text line to this pavetext at given coordinates.
Definition: TPaveText.cxx:183
TCanvas
Definition: TCanvas.h:23
TPaveText
Definition: TPaveText.h:21