def sample1bar(data=[(13, 5, 20, 22, 37, 45, 19, 4)]):
drawing = Drawing(400, 200)
bc = VerticalBarChart()
bc.x = 50
bc.y = 50
bc.height = 125
bc.width = 300
bc.data = data
bc.strokeColor = colors.black
bc.valueAxis.valueMin = 0
bc.valueAxis.valueMax = 60
bc.valueAxis.valueStep = 15
bc.categoryAxis.labels.boxAnchor = 'ne'
bc.categoryAxis.labels.dx = 8
bc.categoryAxis.labels.dy = -2
bc.categoryAxis.labels.angle = 30
bc.categoryAxis.labels.fontName = fontName
bc.barLabels.fontName = fontName
bc.barLabelFormat = u'\xc5%s'
catNames = u'J\xe4n Feb M\xe4r \xc4pr M\xe4y J\xfcn J\xfcl \xc4\xfcg'.split(
' ')
bc.barLabelArray = catNames
catNames = [n + '-99' for n in catNames]
bc.categoryAxis.categoryNames = catNames
drawing.add(bc)
return drawing
