BmnUtils.cxx

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#include "BmnUtils.h"
 
#include "TCanvas.h"
#include "TSystem.h"
 
namespace lit
{
 
void SaveCanvasAsImage(TCanvas* c, const std::string& dir)
{
    if (dir == "")
        return;
    gSystem->mkdir(dir.c_str(), true);   // create directory if it does not exist
    c->SaveAs(std::string(dir + std::string(c->GetTitle()) + ".eps").c_str());
    c->SaveAs(std::string(dir + std::string(c->GetTitle()) + ".png").c_str());
    c->SaveAs(std::string(dir + std::string(c->GetTitle()) + ".gif").c_str());
}
 
string FindAndReplace(const string& name, const string& oldSubstr, const string& newSubstr)
{
    string newName = name;
    Int_t startPos = name.find(oldSubstr);
    newName.replace(startPos, oldSubstr.size(), newSubstr);
    return newName;
}
 
vector<string> Split(const string& name, char delimiter)
{
    vector<string> result;
    size_t begin = 0;
    size_t end = name.find_first_of(delimiter);
    while (end != string::npos) {
        string str = name.substr(begin, end - begin);
        if (str[0] == delimiter)
            str.erase(0, 1);
        result.push_back(str);
        begin = end;
        end = name.find_first_of(delimiter, end + 1);
    }
    result.push_back(name.substr(begin + 1));
    return result;
}
 
}   // namespace lit