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/Go4CommandsAnalysis/TGo4ComGetCanvas.cxx

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//---------------------------------------------------------------
//        Go4 Release Package v2.10-5 (build 21005) 
//                      03-Nov-2005
//---------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//       Experiment Data Processing at DVEE department, GSI
//---------------------------------------------------------------
//
//Copyright (C) 2000- Gesellschaft f. Schwerionenforschung, GSI
//                    Planckstr. 1, 64291 Darmstadt, Germany
//Contact:            http://go4.gsi.de
//----------------------------------------------------------------
//This software can be used under the license agreements as stated
//in Go4License.txt file which is part of the distribution.
//----------------------------------------------------------------
#include "TGo4ComGetCanvas.h"

#include "TCanvas.h"

#include "Go4Log/TGo4Log.h"
#include "Go4StatusBase/TGo4CanvasWrapper.h"
#include "Go4AnalysisClient/TGo4AnalysisClientImp.h"
#include "Go4Analysis/TGo4AnalysisImp.h"

TGo4ComGetCanvas::TGo4ComGetCanvas(const char* obname)
:TGo4AnalysisObjectCommand("ANGetCanv","Get a TCanvas from analysis",obname)
{
   TRACE((12,"TGo4ComGetCanvas::TGo4ComGetCanvas(const Text_t*) ctor",__LINE__, __FILE__));
   SetReceiverName("AnalysisClient");  // this command needs client as receiver
                                      // override default receiver
}

TGo4ComGetCanvas::TGo4ComGetCanvas()
:TGo4AnalysisObjectCommand("ANGetCanv","Get a TCanvas from analysis","his")

 {
   TRACE((12,"TGo4ComGetCanvas::TGo4ComGetCanvas() ctor",__LINE__, __FILE__));
   SetReceiverName("AnalysisClient");  // this command needs client as receiver
                                       // override default receiver
}

TGo4ComGetCanvas::~TGo4ComGetCanvas()
{
   TRACE((12,"TGo4ComGetCanvas::~TGo4ComGetCanvas() dtor",__LINE__, __FILE__));
}



Int_t TGo4ComGetCanvas::ExeCom()
{
   TRACE((12,"TGo4ComGetCanvas::ExeCom()",__LINE__, __FILE__));

   if (fxReceiverBase!=0)
      {
      TRACE((11,"TGo4ComGetCanvas::ExeCom() - found valid receiver",__LINE__, __FILE__));
         TGo4Log::Debug(" Executing %s : Canvas %s requested ",
            GetName(), GetObjectName());
         TGo4AnalysisClient* cli=dynamic_cast<TGo4AnalysisClient*> (fxReceiverBase);
         TGo4Analysis* ana=TGo4Analysis::Instance();
         TCanvas* can= ana->GetCanvas(GetObjectName());
         if(can)
            {
               TGo4CanvasWrapper* wrap= new TGo4CanvasWrapper(can);
               cli->SendObject(wrap, GetTaskName());
               wrap->GetCanvas(kTRUE); // canvas is owned by framework
               delete wrap;
            }
         else
            {
               cli->SendStatusMessage(3, kTRUE,"GetCanvas - ERROR:  no such TCanvas %s",
                                                GetObjectName());
            }

      }

   else

       {
      TRACE((11,"TGo4ComGetObject::ExeCom() - no receiver specified ERROR!",__LINE__, __FILE__));
         TGo4Log::Debug(" !!! %s : NO RECEIVER ERROR!!!",GetName());
         return 1;
      }

   return -1;
}

ClassImp(TGo4ComGetCanvas)

//----------------------------END OF GO4 SOURCE FILE ---------------------

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