Use TMultiGraph to get a proper axis autoscaling

trimsp/TrimSPGUI/plotFrc.C

@@ -108,15 +108,18 @@ void plotFrc(char *FileName)
   TLegend *legend = new TLegend(0.8, 0.8, 0.95, 0.95);
   legend->SetFillColor(TColor::GetColor(255,255,255)); // white
 
+  TMultiGraph *mg = new TMultiGraph();
+
   if (Flag[0]==1){
   TGraph *gr1 = new TGraph(i-1,x,yl1);
   gr1->GetXaxis()->SetTitle(xlab);
   gr1->GetYaxis()->SetTitle("Implanted Fraction");
-  gr1->Draw("APC");
+  //  gr1->Draw("APC");
   gr1->SetMarkerStyle(20);
   gr1->SetMarkerColor(TColor::kRed);
   gr1->SetLineColor(TColor::kRed);
   legend->AddEntry(gr1,"Layer 1");
+  mg->Add(gr1);
   }
 
   if (Flag[1]==1){
@@ -124,8 +127,9 @@ void plotFrc(char *FileName)
   gr2->SetMarkerStyle(20);
   gr2->SetMarkerColor(TColor::kGreen);
   gr2->SetLineColor(TColor::kGreen);
-  gr2->Draw("PC");
+  //  gr2->Draw("PC");
   legend->AddEntry(gr2,"Layer 2");
+  mg->Add(gr2);
   }
 
   if (Flag[2]==1){
@@ -133,8 +137,9 @@ void plotFrc(char *FileName)
   gr3->SetMarkerStyle(20);
   gr3->SetMarkerColor(TColor::kBlue);
   gr3->SetLineColor(TColor::kBlue);
-  gr3->Draw("PC");
+  //  gr3->Draw("PC");
   legend->AddEntry(gr3,"Layer 3");
+  mg->Add(gr3);
   }
 
   if (Flag[3]==1){
@@ -142,8 +147,9 @@ void plotFrc(char *FileName)
   gr4->SetMarkerStyle(20);
   gr4->SetMarkerColor(TColor::kMagenta);
   gr4->SetLineColor(TColor::kMagenta);
-  gr4->Draw("PC");
+  //  gr4->Draw("PC");
   legend->AddEntry(gr4,"Layer 4");
+  mg->Add(gr4);
   }
 
   if (Flag[4]==1){
@@ -151,8 +157,9 @@ void plotFrc(char *FileName)
   gr5->SetMarkerStyle(20);
   gr5->SetMarkerColor(TColor::kOrange);
   gr5->SetLineColor(TColor::kOrange);
-  gr5->Draw("PC");
+  //  gr5->Draw("PC");
   legend->AddEntry(gr5,"Layer 5");
+  mg->Add(gr5);
   }
 
   if (Flag[5]==1){
@@ -160,8 +167,9 @@ void plotFrc(char *FileName)
   gr6->SetMarkerStyle(20);
   gr6->SetMarkerColor(TColor::kViolet);
   gr6->SetLineColor(TColor::kViolet);
-  gr6->Draw("PC");
+  //  gr6->Draw("PC");
   legend->AddEntry(gr6,"Layer 6");
+  mg->Add(gr6);
   }
 
   if (Flag[6]==1){
@@ -169,8 +177,9 @@ void plotFrc(char *FileName)
   gr7->SetMarkerStyle(20);
   gr7->SetMarkerColor(TColor::kAzure+7);
   gr7->SetLineColor(TColor::kAzure+7);
-  gr7->Draw("PC");
+  //  gr7->Draw("PC");
   legend->AddEntry(gr7,"Layer 7");
+  mg->Add(gr7);
   }
 
   if (Flag[7]==1){
@@ -178,10 +187,12 @@ void plotFrc(char *FileName)
   gr8->SetMarkerStyle(20);
   gr8->SetMarkerColor(TColor::kAzure+7);
   gr8->SetLineColor(TColor::kAzure+7);
-  gr8->Draw("PC");
+  //  gr8->Draw("PC");
   legend->AddEntry(gr8,"Back Scat.");
+  mg->Add(gr8);
   }
 
+  mg->Draw("APC");
   legend->Draw();
 
   // I am not sure what this does, but it waits until canvas is closed

trimsp/TrimSPGUI/plotRge.C

@@ -44,6 +44,8 @@ void plotRge(TString &names)
 
   TGraph *rge[1000];
 
+  TMultiGraph *mg = new TMultiGraph();
+
   tokens = names.Tokenize(" \t,;");
 
   Double_t min = 0, max = 0, xmax = 0, xmin = 0;
@@ -108,6 +110,7 @@ void plotRge(TString &names)
     }
 
     rge[i] = new TGraph(nStep, depth, normStop);
+    mg->Add(rge[i]);
 
     ostr = dynamic_cast<TObjString*>(tokens->At(i));
     str  = ostr->GetString() + ", ";
@@ -134,27 +137,9 @@ void plotRge(TString &names)
   color[7] = TColor::kOrange+4;
   color[8] = TColor::kBlue-7;
 
-  // plot again deepest to get the right x scale !!
-  //  rge[999] = new TGraph(nStepmax, depthmax, normStopmax);
-
   Int_t last = tokens->GetEntries()-1;
-  // Int_t last = imax;
-  rge[last]->SetMarkerStyle(20);
-  rge[last]->GetXaxis()->SetTitle("Depth [nm]");
-  rge[last]->GetYaxis()->SetTitle("Normalized Stopping Profile [%/nm]");
-
-  TCanvas *c1 = new TCanvas("c1", "Range");
-  c1->Show();
-  
-  rge[last]->Draw("apc");
-  rge[last]->GetYaxis()->SetRangeUser(min, 1.05*max);
-  // This does not work 
-  rge[last]->GetXaxis()->SetRangeUser(xmin, xmax);
-  cout << "xmin =" << xmin << ", xmax = " << xmax << ", imax = " << imax << endl;
-
-
   Int_t col;
-  for (i=0; i<last; i++) {
+  for (i=0; i<=last; i++) {
     if (color[i] >= 0) {
       rge[i]->SetMarkerColor(color[i]);
       rge[i]->SetLineColor(color[i]);
@@ -167,9 +152,10 @@ void plotRge(TString &names)
       delete rand;
     }
     rge[i]->SetMarkerStyle(20);
-    rge[i]->Draw("plsame");
   }
 
+  mg->Draw("APC");
+
   TLegend *legend = new TLegend(0.7, 0.7, 0.95, 0.95);
   legend->SetFillColor(TColor::GetColor(255,255,255)); // white
   for (i=0; i<tokens->GetEntries(); i++) {