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Reference Guide
analyze.C File Reference

Detailed Description

View in nbviewer Open in SWAN 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();
}
Author
Rene Brun

Definition in file analyze.C.

TText::DrawText
virtual TText * DrawText(Double_t x, Double_t y, const char *text)
Draw this text with new coordinates.
Definition: TText.cxx:175
TLine
Definition: TLine.h:22
TArrow::Draw
virtual void Draw(Option_t *option="")
Draw this arrow with its current attributes.
Definition: TArrow.cxx:120
TPaveLabel::Draw
virtual void Draw(Option_t *option="")
Draw this pavelabel with its current attributes.
Definition: TPaveLabel.cxx:77
TPaveText::Draw
virtual void Draw(Option_t *option="")
Draw this pavetext with its current attributes.
Definition: TPaveText.cxx:234
TArrow::DrawArrow
virtual void 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
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
TPaveLabel
Definition: TPaveLabel.h:20
TObject::Draw
virtual void Draw(Option_t *option="")
Default Draw method for all objects.
Definition: TObject.cxx:197
TText
Definition: TText.h:22
TCanvas
Definition: TCanvas.h:23
t1
auto * t1
Definition: textangle.C:20
TArrow
Definition: TArrow.h:29
TPaveText
Definition: TPaveText.h:21
c1
return c1
Definition: legend1.C:41