#include <TH2.h>
#include <TStyle.h>
#include <TCanvas.h>
#include <stdio.h>

void yearlyPlot(){
	int year = 2013;
	const int monthsInYear = 12;
	int X0 = TDatime(1995,01,01,00,00,00).Convert();
	int startDate = TDatime(year, 01, 01, 00, 00, 00).Convert() - X0;
	int endDate = TDatime(year, 12, 31, 23, 59, 59).Convert() - X0;
	int timeData[monthsInYear]={0};
	int yData[monthsInYear]={0};
	char* months[monthsInYear] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
	TCanvas *canvas = new TCanvas("canvas","Yearly Plot",1500,900);
	Double_t x[monthsInYear], y[monthsInYear];
	   for (Int_t i=0;i<monthsInYear;i++) {
	      x[i] = i*0.1;
	      y[i] = 10*sin(x[i]+0.2);
	}
	TH1F *h = new TH1F("h", "plot", monthsInYear, x[0], x[monthsInYear - 1]);
	for (Int_t i=1; i <= monthsInYear; i++) h->GetXaxis()->SetBinLabel(i, months[i-1]);
	h->SetMaximum(40);
	h->Draw();

	gStyle->SetTimeOffset(X0);

	for (Long64_t j=0; j < monthsInYear; j++){
		timeData[j] = TDatime(year, j, 01, 00, 00, 00).Convert() - X0;
		yData[j] = 3*j+2;
	}

	TGraph *plot = new TGraph(monthsInYear,timeData,yData);
/*
	TAxis *xaxis = plot->GetXaxis();
	xaxis->SetTimeDisplay(2);
	xaxis->SetLimits(startDate, endDate);
	xaxis->SetNdivisions(12,kFALSE);
	xaxis->SetTimeFormat("%b");
*/

	plot->Draw("CP");

	canvas->Update();
}