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analyze.C File Reference

Detailed Description

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This macro produces the flowchart of TFormula::Analyze.

void analyze() {
TCanvas *c1 = new TCanvas("c1","Analyze.mac",620,790);
c1->Range(-1,0,19,30);
TPaveLabel *pl1 = new TPaveLabel(0,27,3.5,29,"Analyze");
pl1->SetFillColor(42);
pl1->Draw();
TPaveText *pt1 = new TPaveText(0,22.8,4,25.2);
TText *t1 = pt1->AddText("Parenthesis matching");
TText *t2 = pt1->AddText("Remove unnecessary");
TText *t2a = pt1->AddText("parenthesis");
pt1->Draw();
TPaveText *pt2 = new TPaveText(6,23,10,25);
TText *t3 = pt2->AddText("break of");
TText *t4 = pt2->AddText("Analyze");
pt2->Draw();
TPaveText *pt3 = new TPaveText(0,19,4,21);
t4=pt3->AddText("look for simple");
TText *t5 = pt3->AddText("operators");
pt3->Draw();
TPaveText *pt4 = new TPaveText(0,15,4,17);
TText *t6 = pt4->AddText("look for an already");
TText *t7 = pt4->AddText("defined expression");
pt4->Draw();
TPaveText *pt5 = new TPaveText(0,11,4,13);
TText *t8 = pt5->AddText("look for usual");
TText *t9 = pt5->AddText("functions :cos sin ..");
pt5->Draw();
TPaveText *pt6 = new TPaveText(0,7,4,9);
TText *t10 = pt6->AddText("look for a");
TText *t11 = pt6->AddText("numeric value");
pt6->Draw();
TPaveText *pt7 = new TPaveText(6,18.5,10,21.5);
TText *t12 = pt7->AddText("Analyze left and");
TText *t13 = pt7->AddText("right part of");
TText *t14 = pt7->AddText("the expression");
pt7->Draw();
TPaveText *pt8 = new TPaveText(6,15,10,17);
TText *t15 = pt8->AddText("Replace expression");
pt8->Draw();
TPaveText *pt9 = new TPaveText(6,11,10,13);
TText *t16 = pt9->AddText("Analyze");
pt9->SetFillColor(42);
pt9->Draw();
TPaveText *pt10 = new TPaveText(6,7,10,9);
TText *t17 = pt10->AddText("Error");
TText *t18 = pt10->AddText("Break of Analyze");
pt10->Draw();
TPaveText *pt11 = new TPaveText(14,22,17,24);
pt11->SetFillColor(42);
TText *t19 = pt11->AddText("Analyze");
TText *t19a = pt11->AddText("Left");
pt11->Draw();
TPaveText *pt12 = new TPaveText(14,19,17,21);
pt12->SetFillColor(42);
TText *t20 = pt12->AddText("Analyze");
TText *t20a = pt12->AddText("Right");
pt12->Draw();
TPaveText *pt13 = new TPaveText(14,15,18,18);
TText *t21 = pt13->AddText("StackNumber++");
TText *t22 = pt13->AddText("operator[StackNumber]");
TText *t23 = pt13->AddText("= operator found");
pt13->Draw();
TPaveText *pt14 = new TPaveText(12,10.8,17,13.2);
TText *t24 = pt14->AddText("StackNumber++");
TText *t25 = pt14->AddText("operator[StackNumber]");
TText *t26 = pt14->AddText("= function found");
pt14->Draw();
TPaveText *pt15 = new TPaveText(6,7,10,9);
TText *t27 = pt15->AddText("Error");
TText *t28 = pt15->AddText("break of Analyze");
pt15->Draw();
TPaveText *pt16 = new TPaveText(0,2,7,5);
TText *t29 = pt16->AddText("StackNumber++");
TText *t30 = pt16->AddText("operator[StackNumber] = 0");
TText *t31 = pt16->AddText("value[StackNumber] = value found");
pt16->Draw();
TArrow *ar = new TArrow(2,27,2,25.4,0.012,"|>");
ar->SetFillColor(1);
ar->Draw();
ar->DrawArrow(2,22.8,2,21.2,0.012,"|>");
ar->DrawArrow(2,19,2,17.2,0.012,"|>");
ar->DrawArrow(2,15,2,13.2,0.012,"|>");
ar->DrawArrow(2,11,2, 9.2,0.012,"|>");
ar->DrawArrow(2, 7,2, 5.2,0.012,"|>");
ar->DrawArrow(4,24,6,24,0.012,"|>");
ar->DrawArrow(4,20,6,20,0.012,"|>");
ar->DrawArrow(4,16,6,16,0.012,"|>");
ar->DrawArrow(4,12,6,12,0.012,"|>");
ar->DrawArrow(4, 8,6, 8,0.012,"|>");
ar->DrawArrow(10,20,14,20,0.012,"|>");
ar->DrawArrow(12,23,14,23,0.012,"|>");
ar->DrawArrow(12,16.5,14,16.5,0.012,"|>");
ar->DrawArrow(10,12,12,12,0.012,"|>");
TText *ta = new TText(2.2,22.2,"err = 0");
ta->SetTextFont(71);
ta->SetTextSize(0.015);
ta->SetTextColor(4);
ta->SetTextAlign(12);
ta->Draw();
ta->DrawText(2.2,18.2,"not found");
ta->DrawText(2.2,6.2,"found");
TText *tb = new TText(4.2,24.1,"err != 0");
tb->SetTextFont(71);
tb->SetTextSize(0.015);
tb->SetTextColor(4);
tb->SetTextAlign(11);
tb->Draw();
tb->DrawText(4.2,20.1,"found");
tb->DrawText(4.2,16.1,"found");
tb->DrawText(4.2,12.1,"found");
tb->DrawText(4.2, 8.1,"not found");
TLine *l1 = new TLine(12,16.5,12,23);
l1->Draw();
}
Draw all kinds of Arrows.
Definition TArrow.h:29
virtual TArrow * DrawArrow(Double_t x1, Double_t y1, Double_t x2, Double_t y2, Float_t arrowsize=0, Option_t *option="")
Draw this arrow with new coordinates.
Definition TArrow.cxx:135
void Draw(Option_t *option="") override
Draw this arrow with its current attributes.
Definition TArrow.cxx:120
virtual void SetFillColor(Color_t fcolor)
Set the fill area color.
Definition TAttFill.h:37
virtual void SetTextAlign(Short_t align=11)
Set the text alignment.
Definition TAttText.h:42
virtual void SetTextColor(Color_t tcolor=1)
Set the text color.
Definition TAttText.h:44
virtual void SetTextFont(Font_t tfont=62)
Set the text font.
Definition TAttText.h:46
virtual void SetTextSize(Float_t tsize=1)
Set the text size.
Definition TAttText.h:47
The Canvas class.
Definition TCanvas.h:23
Use the TLine constructor to create a simple line.
Definition TLine.h:22
virtual void Draw(Option_t *option="")
Default Draw method for all objects.
Definition TObject.cxx:274
A Pave (see TPave) with a text centered in the Pave.
Definition TPaveLabel.h:20
void Draw(Option_t *option="") override
Draw this pavelabel with its current attributes.
A Pave (see TPave) with text, lines or/and boxes inside.
Definition TPaveText.h:21
virtual TText * AddText(Double_t x1, Double_t y1, const char *label)
Add a new Text line to this pavetext at given coordinates.
void Draw(Option_t *option="") override
Draw this pavetext with its current attributes.
Base class for several text objects.
Definition TText.h:22
virtual TText * DrawText(Double_t x, Double_t y, const char *text)
Draw this text with new coordinates.
Definition TText.cxx:175
return c1
Definition legend1.C:41
auto * t1
Definition textangle.C:20
Author
Rene Brun

Definition in file analyze.C.