Changeset 1265 for trunk/MagicSoft/Mars/mhist/MH.cc

Timestamp:

03/21/02 16:25:12 (23 years ago)

Author:

tbretz

Message:

*** empty log message ***

File:

• trunk/MagicSoft/Mars/mhist/MH.cc (modified) (4 diffs)

trunk/MagicSoft/Mars/mhist/MH.cc

@@ -117 +117 @@
 {
     //
+    // Another strange behaviour: TAxis::Set deletes the axis title!
+    //
+    TAxis &x = *h->GetXaxis();
+
+    TString xtitle = x.GetTitle();
+
+    //
     // This is a necessary workaround if one wants to set
     // non-equidistant bins after the initialization
@@ -127 +134 @@
     // in one of the two given histograms
     //
-    h->GetXaxis()->Set(binsx->GetNumBins(), binsx->GetEdges());
+    x.Set(binsx->GetNumBins(), binsx->GetEdges());
+    x.SetTitle(xtitle);
 }
 
 void MH::SetBinning(TH1 *h, const MBinning *binsx, const MBinning *binsy)
 {
+    TAxis &x = *h->GetXaxis();
+    TAxis &y = *h->GetYaxis();
+
+    //
+    // Another strange behaviour: TAxis::Set deletes the axis title!
+    //
+    TString xtitle = x.GetTitle();
+    TString ytitle = y.GetTitle();
+
     //
     // This is a necessary workaround if one wants to set
@@ -144 +161 @@
     // in one of the two given histograms
     //
-    h->GetXaxis()->Set(binsx->GetNumBins(), binsx->GetEdges());
-    h->GetYaxis()->Set(binsy->GetNumBins(), binsy->GetEdges());
+    x.Set(binsx->GetNumBins(), binsx->GetEdges());
+    y.Set(binsy->GetNumBins(), binsy->GetEdges());
+    x.SetTitle(xtitle);
+    y.SetTitle(ytitle);
 }
 
 void MH::SetBinning(TH1 *h, const MBinning *binsx, const MBinning *binsy, const MBinning *binsz)
 {
+    //
+    // Another strange behaviour: TAxis::Set deletes the axis title!
+    //
+    TAxis &x = *h->GetXaxis();
+    TAxis &y = *h->GetYaxis();
+    TAxis &z = *h->GetZaxis();
+
+    TString xtitle = x.GetTitle();
+    TString ytitle = y.GetTitle();
+    TString ztitle = z.GetTitle();
+
     //
     // This is a necessary workaround if one wants to set
@@ -163 +193 @@
     // in one of the two given histograms
     //
-    h->GetXaxis()->Set(binsx->GetNumBins(), binsx->GetEdges());
-    h->GetYaxis()->Set(binsy->GetNumBins(), binsy->GetEdges());
-    h->GetZaxis()->Set(binsz->GetNumBins(), binsz->GetEdges());
+    x.Set(binsx->GetNumBins(), binsx->GetEdges());
+    y.Set(binsy->GetNumBins(), binsy->GetEdges());
+    z.Set(binsz->GetNumBins(), binsz->GetEdges());
+    x.SetTitle(xtitle);
+    y.SetTitle(ytitle);
+    z.SetTitle(ztitle);
 }