Correct the problem of background subtraction (bad dynamical cast)

src/root/gui/cubix/src/CXBgdUtility.cpp

@@ -264,16 +264,14 @@ void CXBgdUtility::DoSubtract()
 
     TH1 *hist = fMainWindow->GetHisto();
 
-    if(hist == nullptr || hist->InheritsFrom("TH2"))
-    {
+    if(hist == nullptr || hist->InheritsFrom("TH2")) {
         cout<<"No 1D istogram found, ignored"<<endl;
         return;
     }
 
     TH1 *bkgrd = dynamic_cast<TH1*>(gPad->GetListOfPrimitives()->FindObject(Form("%s_BG",hist->GetName())));
 
-    if(bkgrd == nullptr)
-    {
+    if(bkgrd == nullptr) {
         cout<<"No background histogram built in the pad for hist: "<<hist->GetName()<<endl;
         return;
     }
@@ -298,20 +296,16 @@ void CXBgdUtility::ToggleBckSupp()
     if(gPad == nullptr)
         return;
 
-    if(fActivate->GetState() == kButtonDown)
-    {
+    if(fActivate->GetState() == kButtonDown) {
         SetButtonsStatus(true);
         GetParams();
     }
-    else
-    {
+    else {
         SetButtonsStatus(false);
 
-        for(int i=gPad->GetListOfPrimitives()->GetEntries()-1 ; i>=0 ; i--)
-        {
+        for(int i=gPad->GetListOfPrimitives()->GetEntries()-1 ; i>=0 ; i--) {
             TObject *o = gPad->GetListOfPrimitives()->At(i);
-            if(o->InheritsFrom("TH1") && ((TString)o->GetName()).EndsWith("_BG"))
-            {
+            if(o->InheritsFrom("TH1") && ((TString)o->GetName()).EndsWith("_BG")) {
                 delete o;
                 break;
             }
@@ -326,8 +320,7 @@ void CXBgdUtility::SetButtonsStatus(bool on)
 {
     fNItersButton1D->SetState(on);
 
-    for(int i=1 ; i<fListOfButtons1D->GetEntries() ; i++)
-    {
+    for(int i=1 ; i<fListOfButtons1D->GetEntries() ; i++) {
         auto *btn = dynamic_cast<TGButton*>(fListOfButtons1D->At(i));
 
         if(!fSmoothing && i>=8 && i<=14)
@@ -359,8 +352,7 @@ void CXBgdUtility::GetParams()
     else if(fFilterOrder1D == TSpectrum::kBackOrder8) Option += "BackOrder8";
 
     if(!fSmoothing) Option += "nosmoothing";
-    else
-    {
+    else {
         if(fSmoothingWindow == TSpectrum::kBackSmoothing3) Option += "BackSmoothing3";
         else if(fSmoothingWindow == TSpectrum::kBackSmoothing5) Option += "BackSmoothing5";
         else if(fSmoothingWindow == TSpectrum::kBackSmoothing7) Option += "BackSmoothing7";
@@ -372,10 +364,9 @@ void CXBgdUtility::GetParams()
     }
     if(fCompton) Option += "Compton";
 
-    TH1 *hist = dynamic_cast<TH1F*>(fMainWindow->GetHisto());
+    TH1 *hist = dynamic_cast<TH1*>(fMainWindow->GetHisto());
 
-    if(hist == nullptr || hist->InheritsFrom("TH2"))
-    {
+    if(hist == nullptr || hist->InheritsFrom("TH2")) {
         cout<<"No 1D istogram found, ignored"<<endl;
         return;
     }
@@ -409,24 +400,19 @@ void CXBgdUtility::HandleWindowButtons(Int_t id)
     if (id == -1)
         id = btn->WidgetId();
 
-    if(id == 0)
-    {
+    if(id == 0) {
         fDirectionButton1D[1]->SetState(kButtonUp);
         fDirection1D = TSpectrum::kBackIncreasingWindow;
     }
-    if(id == 1)
-    {
+    if(id == 1) {
         fDirectionButton1D[0]->SetState(kButtonUp);
         fDirection1D = TSpectrum::kBackDecreasingWindow;
     }
-
-    if(id == 10)
-    {
+    if(id == 10) {
         fDirectionButton2D[1]->SetState(kButtonUp);
         fDirection2D = TSpectrum::kBackIncreasingWindow;
     }
-    if(id == 11)
-    {
+    if(id == 11) {
         fDirectionButton2D[0]->SetState(kButtonUp);
         fDirection2D = TSpectrum::kBackDecreasingWindow;
     }
@@ -465,15 +451,11 @@ void CXBgdUtility::HandleSmoothButtons(Int_t id)
     if (id == -1)
         id = btn->WidgetId();
 
-    if(id == -2)
-    {
-        if(btn->GetState() == kButtonDown)
-        {
+    if(id == -2) {
+        if(btn->GetState() == kButtonDown) {
             fSmoothing = true;
-            for(int i=0 ; i<7 ; i++)
-            {
-                if(fSmoothingButton1D.at(i)->IsDown())
-                {
+            for(int i=0 ; i<7 ; i++) {
+                if(fSmoothingButton1D.at(i)->IsDown()) {
                     fSmoothingButton1D.at(i)->SetState(kButtonDown);
                     fSmoothingWindow = 3+2*i;
                 }
@@ -481,8 +463,7 @@ void CXBgdUtility::HandleSmoothButtons(Int_t id)
                     fSmoothingButton1D.at(i)->SetState(kButtonUp);
             }
         }
-        else
-        {
+        else {
             fSmoothing = false;
             for(int i=0 ; i<7 ; i++)
                 fSmoothingButton1D.at(i)->SetState(kButtonDisabled);
@@ -490,8 +471,7 @@ void CXBgdUtility::HandleSmoothButtons(Int_t id)
         return;
     }
 
-    for(int i=0 ; i<7 ; i++)
-    {
+    for(int i=0 ; i<7 ; i++) {
         if(id != i)
             fSmoothingButton1D.at(i)->SetState(kButtonUp);
         else
@@ -510,8 +490,7 @@ void CXBgdUtility::Do2DEvaluation(TH1 *hist_in)
 
     if(hist && hist->InheritsFrom("TH2"))
         fCurrent2DHist = dynamic_cast<TH2*>(hist);
-    else
-    {
+    else {
         cout<<"No 2D histogram found in the current pad, ignored"<<endl;
         fCurrent2DHist = nullptr;
         return;