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DisplayManager.py
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DisplayManager.py
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import ROOT
import copy
def applyLegendSettings(leg):
leg.SetBorderSize(0)
leg.SetFillColor(10)
leg.SetLineColor(0)
leg.SetFillStyle(0)
leg.SetTextSize(0.05)
# leg.SetTextFont(42)
def add_CMS():
lowX=0.15
lowY=0.84
lumi = ROOT.TPaveText(lowX, lowY+0.06, lowX+0.15, lowY+0.16, "NDC")
lumi.SetTextFont(61)
lumi.SetTextSize(0.055)
lumi.SetBorderSize( 0 )
lumi.SetFillStyle( 0 )
lumi.SetTextAlign( 12 )
lumi.SetTextColor( 1 )
lumi.AddText("CMS")
return lumi
def add_label():
# lowX=x
# lowY=y
lumi = ROOT.TLatex()
# lumi.SetTextFont(61)
lumi.SetTextSize(0.04)
# lumi.SetBorderSize( 0 )
# lumi.SetFillStyle( 0 )
lumi.SetTextAlign( 12 )
lumi.SetTextColor( 1 )
# lumi.AddText(text)
return lumi
def add_Preliminary():
# lowX=0.13
lowX=0.275
lowY=0.833
lumi = ROOT.TPaveText(lowX, lowY+0.06, lowX+0.15, lowY+0.16, "NDC")
# lumi.SetTextFont(52)
lumi.SetTextSize(0.05)
lumi.SetBorderSize( 0 )
lumi.SetFillStyle( 0 )
lumi.SetTextAlign( 12 )
lumi.SetTextColor( 1 )
lumi.AddText("#it{Simulation Preliminary}")
return lumi
def add_Private():
lowX=0.5
lowY=0.835
lumi = ROOT.TPaveText(lowX, lowY+0.06, lowX+0.15, lowY+0.16, "NDC")
# lumi.SetTextFont(52)
lumi.SetTextSize(0.045)
lumi.SetBorderSize( 0 )
lumi.SetFillStyle( 0 )
lumi.SetTextAlign( 12 )
lumi.SetTextColor( 1 )
lumi.AddText("Private work in progress")
# lumi.AddText("#it{Private Work}")
return lumi
def createRatioCanvas(name, errorBandFillColor=14, errorBandStyle=3354):
cv = ROOT.TCanvas(name.replace('.pdf', ''), name.replace('.pdf', ''), 10, 10, 700, 600)
# this is the tricky part...
# Divide with correct margins
cv.Divide(1, 2, 0.0, 0.0)
# Set Pad sizes
cv.GetPad(1).SetPad(0.0, 0.32, 1., 1.0)
cv.GetPad(2).SetPad(0.0, 0.00, 1., 0.34)
cv.GetPad(1).SetFillStyle(4000)
cv.GetPad(2).SetFillStyle(4000)
# Set pad margins 1
cv.cd(1)
ROOT.gPad.SetTopMargin(0.08)
ROOT.gPad.SetLeftMargin(0.12)
ROOT.gPad.SetBottomMargin(0.03)
ROOT.gPad.SetRightMargin(0.1)
# Set pad margins 2
cv.cd(2)
ROOT.gPad.SetBottomMargin(0.35)
ROOT.gPad.SetLeftMargin(0.12)
ROOT.gPad.SetRightMargin(0.1)
bogyHist = ROOT.TH1F("legendPseudoHist", "", 1, 1., 2.)
bogyHist.SetFillColor(errorBandFillColor)
bogyHist.SetFillStyle(errorBandStyle)
bogyHist.SetLineColor(0)
cv.cd(1)
return cv
class DisplayManager(object):
def __init__(self, name, isLog, ratio, xmin=0.42, ymin=0.6, xpos=None, ypos=None, label=None):
if ratio:
self.canvas = createRatioCanvas(name.replace('pdf', ''))
else:
self.canvas = ROOT.TCanvas(name.replace('.pdf', ''))
self.isLog = isLog
self.name = name
self.draw_ratio = ratio
self.isEff = False
self.histos = []
self.draw_legend = False
# self.Legend = ROOT.TLegend(0.42, 0.6, 0.8, 0.85)
self.Legend = ROOT.TLegend(xmin, ymin, xmin+0.4, ymin+0.2)
applyLegendSettings(self.Legend)
self.draw_ratioLegend = ROOT.TLegend(0.15, 0.79, 0.5, 0.89)
applyLegendSettings(self.draw_ratioLegend)
self.pullRange = 0.5
self.xpos = xpos
self.ypos = ypos
self.label = label
# self.canvas.Print(self.name + '[')
# def __del__(self):
# self.canvas.Print(self.name + ']')
def Draw(self, histos, titles):
self.histos = histos
ymax = max(h.GetMaximum() for h in self.histos)
ymin = min(h.GetMinimum() for h in self.histos)
self.Legend.Clear()
self.draw_ratioLegend.Clear()
for i, h in enumerate(self.histos):
title = titles[i]
h.GetYaxis().SetRangeUser(0., ymax * 1.3)
if ymin < 0:
print 'set negative minimum ...'
h.GetYaxis().SetRangeUser(ymin*1.5, ymax * 1.3)
if self.isLog:
# h.GetYaxis().SetRangeUser(0.001, ymax * 100)
h.GetYaxis().SetRangeUser(0.00001, ymax * 100)
self.Legend.AddEntry(h, title, 'lp')
# self.Legend.AddEntry(h, title + ': ' + '{0:.1f}'.format(h.Integral()), 'lep')
if self.isEff:
if i == 0:
h.Draw('E')
else:
h.Draw('SAME E')
else:
if i == 0:
h.Draw('HIST E')
else:
h.Draw('SAME HIST E')
if self.draw_legend:
self.Legend.Draw()
if self.isLog:
self.canvas.GetPad(1).SetLogy()
pull_histos = []
if self.draw_ratio:
self.canvas.cd(2)
for ihist in range(1, len(self.histos)):
histPull = copy.deepcopy(self.histos[ihist])
pull_histos.append(histPull)
histPull.Divide(self.histos[0])
histPull.UseCurrentStyle()
histPull.SetLineColor(self.histos[ihist].GetLineColor())
histPull.SetMarkerColor(self.histos[ihist].GetLineColor())
histPull.SetMarkerSize(self.histos[ihist].GetMarkerSize())
histPull.SetLineStyle(self.histos[ihist].GetLineStyle())
histPull.SetLineWidth(self.histos[ihist].GetLineWidth())
histPull.GetYaxis().SetRangeUser(-self.pullRange + 1., self.pullRange + 1.)
# defaultYtoPixel = 408. # height in pixels of default canvas
defaultYtoPixel = self.canvas.GetPad(1).YtoPixel(0.)
pad2YtoPixel = float(self.canvas.GetPad(2).YtoPixel(0))
pad2XaxisFactor = defaultYtoPixel / pad2YtoPixel
# print 'Pad size : ', self.histos[0].GetXaxis().GetLabelSize(), pad2XaxisFactor
histPull.GetXaxis().SetLabelSize(self.histos[0].GetXaxis().GetLabelSize()*pad2XaxisFactor)
histPull.GetXaxis().SetLabelOffset(self.histos[0].GetXaxis().GetLabelOffset()*pad2XaxisFactor)
histPull.GetXaxis().SetTitleSize(self.histos[0].GetXaxis().GetTitleSize()*pad2XaxisFactor)
histPull.GetXaxis().SetTitleOffset(self.histos[0].GetXaxis().GetTitleOffset()/pad2XaxisFactor*2.5)
histPull.GetYaxis().SetLabelSize(self.histos[0].GetYaxis().GetLabelSize()*pad2XaxisFactor)
histPull.GetYaxis().SetLabelOffset(self.histos[0].GetYaxis().GetLabelOffset()*pad2XaxisFactor)
histPull.GetYaxis().SetTitleSize(self.histos[0].GetYaxis().GetTitleSize()*pad2XaxisFactor)
histPull.GetYaxis().SetTitleOffset(0.8*self.histos[0].GetYaxis().GetTitleOffset()/pad2XaxisFactor)
histos[0].GetYaxis().SetTitleOffset(1.15)
histPull.GetYaxis().CenterTitle()
histPull.GetXaxis().SetTickLength(histPull.GetXaxis().GetTickLength()*pad2XaxisFactor)
histPull.GetYaxis().SetNdivisions(306)
histPull.GetYaxis().SetTitle("Ratio")
histPull.SetTitle('')
if ihist == 1:
histPull.Draw("ep")
else:
histPull.Draw("same ep")
line = ROOT.TLine(histPull.GetXaxis().GetXmin(), 1., histPull.GetXaxis().GetXmax(), 1.)
line.SetLineStyle(2)
line.Draw()
self.draw_ratioLegend.AddEntry(histPull, titles[ihist])
# self.draw_ratioLegend.Draw()
# This is a little bit ugly though ...
for i, h in enumerate(self.histos):
h.GetXaxis().SetLabelSize(0)
self.canvas.cd(1)
self.canvas.Update()
# l1=add_Private()
# l1.Draw("same")
l2=add_Preliminary()
l2.Draw("same")
l3=add_CMS()
l3.Draw("same")
if self.xpos!=None:
# l4=add_label(self.xpos, self.ypos, self.label)
l4 = add_label()
l4.DrawLatex(self.xpos, self.ypos, "p_{T} #in [0, 20] GeV, |#eta| < 2.3")
l5 = add_label()
# l5=add_label(self.xpos, self.ypos-0.2, "p_{T} #subset [0, 20] GeV")
l5.DrawLatex(self.xpos, self.ypos-0.1, "#tau #rightarrow #pi#pi#pi#nu")
self.canvas.Print(self.name)
self.canvas.Print(self.name.replace('.pdf', '.gif'))