def bar_chart(self, pdf, userdjango):
usuariomodelo = Usuario.objects.get(usuario=userdjango)
formularios = usuariomodelo.formulario_set.all()
nombre = [] #labels
ponderado = [] #porcetaje
for datos in formularios:
nombre.append(datos.nombreFormulario)
ponderado.append(datos.ponderado)
nuevo_ponderado = [float(i) for i in ponderado]
drawing = Drawing(50, 150)
data = [nuevo_ponderado]
bc = HorizontalBarChart()
bc.x = 100
bc.y = 40
bc.height = 470
bc.width = 600
bc.data = data
#bc.strokeColor = colors.black
bc.valueAxis.valueMin = 0
bc.valueAxis.valueMax = 60
bc.valueAxis.valueStep = 10
bc.categoryAxis.labels.boxAnchor = 'ne'
bc.categoryAxis.labels.dx = -2
bc.categoryAxis.labels.dy = -2
bc.categoryAxis.labels.angle = 0
bc.categoryAxis.labels.fontSize = 7
bc.categoryAxis.categoryNames = nombre
drawing.add(bc)
return drawing
def tercero_chart(self, pdf, userdjango):
usuariomodelo = Usuario.objects.get(usuario=userdjango)
formularios = usuariomodelo.formulario_set.all()
nivel = []
ponderado = []
for datos in formularios:
nivel.append(datos.nivel)
ponderado.append(datos.ponderado)
nuevo_ponderado = [float(i) for i in ponderado]
drawing = Drawing(50, 150)
data = [nuevo_ponderado]
bc = HorizontalBarChart()
bc.x = 100
bc.y = 40
bc.height = 520
bc.width = 600
bc.data = data
bc.valueAxis.valueMin = 0
bc.valueAxis.valueMax = 60
bc.valueAxis.valueStep = 10
bc.categoryAxis.labels.boxAnchor = 'ne'
bc.categoryAxis.labels.dx = -2
bc.categoryAxis.labels.dy = -2
bc.categoryAxis.labels.angle = 0
bc.categoryAxis.labels.fontSize = 7
bc.categoryAxis.categoryNames = nivel
drawing.add(bc)
return drawing
def generate_histogram(data, left=True):
chart = HorizontalBarChart()
drawing = Drawing(300, 400)
chart.bars.strokeColor = None
chart.bars[0].fillColor = chartreuse if left else coral
chart.x = 20 if left else 0
chart.y = 0
chart.width = 245
chart.height = 400
chart.data = [[data['hist'][c] for c in data['hist']]]
chart.strokeColor = None
chart.fillColor = None
chart.valueAxis.valueMin = 0
chart.valueAxis.valueMax = max(chart.data[0]) * 1.1
# chart.valueAxis.visibleTicks = False
# chart.valueAxis.valueStep = 10
chart.valueAxis.reverseDirection = 1 if left else 0
chart.categoryAxis.labels.boxAnchor = 'nw' if left else 'ne'
chart.categoryAxis.labels.dx = 6 if left else -6
chart.categoryAxis.labels.dy = 8
chart.categoryAxis.categoryNames = [c for c in data['hist']]
chart.categoryAxis.joinAxisMode = 'right' if left else 'left'
chart.categoryAxis.reverseDirection = 1
chart.categoryAxis.visibleTicks = False
chart.categoryAxis.visibleAxis = False
chart.categoryAxis.strokeColor = None
drawing.add(chart)
return drawing
def simple_horizontal_bar_chart():
d = Drawing(280, 250)
bar = HorizontalBarChart()
bar.x = 50
bar.y = 85
bar.height = 225
bar.width = 250
data = [[1, 2, 3, None, None],
[10, 5, 2, 6, 8],
[5, 7, 2, 8, 8],
[2, 10, 2, 1, 8],
]
bar.data = data
bar.categoryAxis.categoryNames = ['Year1', 'Year2', 'Year3',
'Year4', 'Year5', 'Year6',
'Year7']
bar.bars[0].fillColor = colors.green
bar.bars[1].fillColor = colors.blue
bar.bars[2].fillColor = colors.red
bar.bars[3].fillColor = colors.purple
bar.categoryAxis.labels.angle = 45
bar.categoryAxis.labels.dx = -15
d.add(bar, '')
doc = SimpleDocTemplate('18.simple_horizontal_bar_chart.pdf')
story = []
story.append(d)
doc.build(story)
def horizontal_bar_graph(self):
"""
Draws a horizontal bar chart
:return: horizontal bar chart
"""
drawing = Drawing(200, 50)
graph = HorizontalBarChart()
graph.x = self.graph_x
graph.y = self.graph_y
graph.width = self.width
graph.height = self.height
graph.valueAxis.valueMin = self.value_min
graph.valueAxis.valueMax = self.value_max
graph.valueAxis.valueStep = self.value_step
graph.data = self.data
graph.categoryAxis.categoryNames = self.categories
graph.barLabels.nudge = 15
graph.barLabelFormat = '%d'
graph.barLabels.dx = 0
graph.barLabels.dy = 7
graph.barLabels.boxAnchor = 'n'
graph.barLabels.fontName = 'Vera'
graph.barLabels.fontSize = 10
graph.bars[0].fillColor = PCMYKColor(45, 45, 0, 0, alpha=85)
graph.bars[1].fillColor = PCMYKColor(64, 75, 0, 18, alpha=95)
graph.bars.fillColor = PCMYKColor(64, 62, 0, 18, alpha=85)
drawing.add(graph, '')
return [drawing]
def barChart(daten,Versuch,Phaenomene,path=None,vMin=1,vMax=6):
"""
Plots data to a Drawing and returns the Drawing
"""
#Festlegen der Gesamtgröße in Pixel
d = Drawing(500,160)
#Daten für das Diagramm
#daten = [(10,6,8)]
#Anlegen des Diagramms
diagramm = HorizontalBarChart()
#Positionierung und Größe des Diagramms
diagramm.x = 10
diagramm.y = 30
diagramm.height = 100
diagramm.width = 400
#Hinzufügen der Daten
#diagramm.reversePlotOrder = 1
diagramm.data = daten
#Y-Achse (in ReportLab „valueAxis“) formatieren
diagramm.valueAxis.valueMin = vMin
diagramm.valueAxis.valueMax = vMax
diagramm.valueAxis.valueStep = 1
#X-Achse (in ReportLab „categoryAxis“) formatieren
diagramm.categoryAxis.categoryNames = Phaenomene
#Diagramm zeichnen
d.add(diagramm)
if not path == None:
Versuch = path + Versuch
renderPM.drawToFile(d, Versuch + ".png", 'PNG')
#d = Paragraph(d, centered)
d.scale(0.8,0.8)
return d
def __init__(self,
drawing=None,
title=None,
data=None,
x=45,
y=25,
width=170,
height=130):
if len(data) > 1:
y = y + 22
height = height - 22
bars = HorizontalBarChart()
bars.x = x
bars.y = y
bars.data = [[value for (_, value) in category] for category in data]
bars.width = width
bars.height = height
bars.valueAxis.forceZero = 1
bars.valueAxis.labels.fontName = 'Lato'
bars.valueAxis.labels.fontSize = 9
bars.valueAxis.strokeColor = white
bars.valueAxis.visibleGrid = 1
bars.bars[0].fillColor = toColor(my_color_func())
bars.bars.strokeColor = white
bars.categoryAxis.categoryNames = [key for (key, _) in data[0]]
bars.categoryAxis.tickRight = 0
bars.categoryAxis.tickLeft = 0
#bars.categoryAxis.strokeColor = white
bars.categoryAxis.labels.fontName = 'Lato'
bars.categoryAxis.labels.fontSize = 9
legend = Legend()
legend.y = 25
legend.x = 95
legend.strokeColor = white
legend.alignment = 'right'
legend.fontName = 'Lato'
legend.fontSize = 9
legend.dx = 6
legend.dy = 6
legend.dxTextSpace = 5
legend.deltay = 10
legend.strokeWidth = 0
legend.strokeColor = white
colors = map(toColor, get_n_random_colors(len(data)))
for (i, color) in enumerate(colors):
bars.bars[i].fillColor = color
if len(data) > 1:
legend_data = (title, 'Benchmark')
legend.colorNamePairs = zip(colors, legend_data)
drawing.add(legend)
drawing.add(bars)
def vendorcreatedperquarter(vendor_data):
vendor_data['Period'] = vendor_data['Created Date'].dt.to_period('M')
vendor_data['Qtr'] = (vendor_data['Period']).dt.quarter
vendor_data['Year'] = vendor_data['Created Date'].map(lambda x: 1 * x.year)
vendor_data["Quarter"] = vendor_data["Year"].map(str) + "Q" + vendor_data["Qtr"].map(str)
# raw_ven_data = vendor_data[['Vendor ID', 'Quarter']]
act_raw_ven_data = vendor_data[vendor_data['Status'] == 'Active'][['Vendor ID', 'Quarter']]
inact_raw_ven_data = vendor_data[vendor_data['Status'] == 'In Active'][['Vendor ID', 'Quarter']]
group_data = vendor_data[['Vendor ID', 'Quarter']].groupby(['Quarter']).count()
act_group_ven_data = act_raw_ven_data.groupby(['Quarter']).count()
inact_group_ven_data = inact_raw_ven_data.groupby(['Quarter']).count()
act_data = act_group_ven_data['Vendor ID'].tolist()
inact_data = inact_group_ven_data['Vendor ID'].tolist()
y_data = group_data.index.tolist()
drawing = Drawing(200, 100)
list_data = []
list_data.append(act_data)
list_data.append(inact_data)
data = list_data
lc = HorizontalBarChart()
lc.x = 10
lc.y = -150
lc.height = 250
lc.width = 450
lc.data = data
lc.categoryAxis.categoryNames = y_data
lc.bars[0].fillColor = colors.lightblue
lc.bars[1].fillColor = colors.lightgreen
# lc.lines.symbol = makeMarker('Circle')
# name1 = 'Active'
# name2 = 'Inactive'
#
# swatches = Legend()
# swatches.alignment = 'right'
# swatches.x = 80
# swatches.y = 160
# swatches.deltax = 60
# swatches.dxTextSpace = 10
# swatches.columnMaximum = 4
# items = [(colors.lightblue, name1), (colors.lightgreen, name2)]
# swatches.colorNamePairs = items
drawing.add(lc)
return drawing
def get_studentPRChart(studentEvaluation, showPercentValue=False):
pr_items = _get_pr_items(studentEvaluation)
row_data = []
row_barLabel = []
categories = []
'''这是一个Hack，因为Chart绘制的顺序和预期的不同。'''
pr_items = reversed(pr_items)
for item in pr_items:
row_data.append(item.p_value)
if showPercentValue:
barLabel = '%s%%(%s %s)' % (item.p_value, item.e_value,
item.e_unit)
else:
barLabel = '%s%%' % (item.p_value, )
row_barLabel.append(barLabel)
categories.append(item.name)
data = [row_data]
labels = [row_barLabel]
drawing = Drawing(14 * cm, 6 * cm)
bc = HorizontalBarChart()
bc.x = 1.5 * cm
bc.y = 0
bc.width = drawing.width - bc.x
bc.height = drawing.height
bc.data = data
bc.bars.strokeColor = None
bc.bars[0].fillColor = colors.HexColor('#7fd8ff')
bc.barLabelFormat = 'values'
bc.barLabelArray = labels
bc.barLabels.boxAnchor = 'w'
bc.barLabels.fixedEnd = LabelOffset()
bc.barLabels.fixedEnd.posMode = 'low'
bc.barLabels.fontName = 'Microsoft-YaHei-Light'
bc.barLabels.fontSize = 8
bc.valueAxis.valueMin = 0
bc.valueAxis.valueMax = 100
bc.valueAxis.valueStep = 10
bc.valueAxis.labels.fontName = 'Microsoft-YaHei-Light'
bc.valueAxis.labels.fontSize = 8
bc.categoryAxis.categoryNames = categories
bc.categoryAxis.labels.boxAnchor = 'w'
bc.categoryAxis.labels.dx = -1.5 * cm
bc.categoryAxis.labels.fontName = 'Microsoft-YaHei-Light'
bc.categoryAxis.labels.fontSize = 8
bc.categoryAxis.visibleAxis = 0
bc.categoryAxis.visibleTicks = 0
drawing.add(bc)
return drawing
def vendorcreatedperquarter(vendor_data):
vendor_data['Period'] = vendor_data['Created Date'].dt.to_period('M')
vendor_data['Qtr'] = (vendor_data['Period']).dt.quarter
vendor_data['Year'] = vendor_data['Created Date'].map(lambda x: 1 * x.year)
vendor_data["Quarter"] = vendor_data["Year"].map(
str) + "Q" + vendor_data["Qtr"].map(str)
# raw_ven_data = vendor_data[['Vendor ID', 'Quarter']]
act_raw_ven_data = vendor_data[vendor_data['Status'] == 'Active'][[
'Vendor ID', 'Quarter'
]]
inact_raw_ven_data = vendor_data[vendor_data['Status'] == 'In Active'][[
'Vendor ID', 'Quarter'
]]
group_data = vendor_data[['Vendor ID',
'Quarter']].groupby(['Quarter']).count()
act_group_ven_data = act_raw_ven_data.groupby(['Quarter']).count()
inact_group_ven_data = inact_raw_ven_data.groupby(['Quarter']).count()
act_data = act_group_ven_data['Vendor ID'].tolist()
inact_data = inact_group_ven_data['Vendor ID'].tolist()
y_data = group_data.index.tolist()
drawing = Drawing(200, 100)
list_data = []
list_data.append(act_data)
list_data.append(inact_data)
data = list_data
lc = HorizontalBarChart()
lc.x = 10
lc.y = -200
lc.height = 300
lc.width = 450
lc.data = data
lc.categoryAxis.categoryNames = y_data
lc.bars[0].fillColor = colors.lightblue
lc.bars[1].fillColor = colors.lightgreen
# lc.lines.symbol = makeMarker('Circle')
drawing.add(lc)
return drawing
def draw_bar_plot(self, data, names):
d = Drawing(50, 100)
bar = HorizontalBarChart()
bar.data = data
bar.x = 180
bar.y = 0
bar.categoryAxis.categoryNames = names
bar.valueAxis.valueMin = 0
bar.valueAxis.valueMax = 100
bar.bars[0].fillColor = self.rgb_to_color_obj((65, 182, 230))
bar.barLabels.angle = 0
bar.barLabelFormat = DecimalFormatter(2, suffix='%')
bar.barLabels.dx = 20
d.add(bar, '')
self.content.append(self.small_space)
self.content.append(d)
self.content.append(self.large_space)
def __init__(self, width=400, height=200, *args, **kw):
Drawing.__init__(*(self, width, height) + args, **kw)
bc = HorizontalBarChart()
bc.x = 50
bc.y = 50
bc.height = 125
bc.width = 300
bc.data = dataSample5
bc.strokeColor = colors.black
bc.useAbsolute = 1
bc.barWidth = 10
bc.groupSpacing = 20
bc.barSpacing = 10
bc.valueAxis.valueMin = 0
bc.valueAxis.valueMax = 60
bc.valueAxis.valueStep = 15
bc.categoryAxis.labels.boxAnchor = 'e'
bc.categoryAxis.categoryNames = ['Ying', 'Yang']
self.add(bc, name='HBC')
def add_vertical_bar_chart(self, data, categories, dataLabel):
if len(categories) == 0:
return
if len(data) == 0:
return
drawing = Drawing(self.content_width(), len(categories)*15 + 50)
maxValue = 1
for value in data:
if value > maxValue:
maxValue = value
bc = HorizontalBarChart()
bc.height = len(categories)*15
bc.width = self.content_width() - 300
bc.x = 150
bc.y = 25
bc.groupSpacing = 2
bc.data = [data]
bc.strokeColor = None
bc.bars[0].fillColor = CYAN
bc.valueAxis.valueMin = 0
bc.valueAxis.valueMax = maxValue
bc.valueAxis.valueStep = max(maxValue/5, 1)
bc.valueAxis.labelTextFormat = dataLabel
bc.categoryAxis.labels.boxAnchor = 'e'
bc.categoryAxis.labels.dx = -8
bc.categoryAxis.labels.dy = 0
bc.categoryAxis.categoryNames = categories
drawing.add(bc)
self.add(drawing)
def generate_page1(c):
#Image----------------------------------------------------------------------
im1 = Image.open("left.jpg")
c.drawInlineImage(im1,
10,
15,
width=546 / 2.3,
height=1290 / 2.3)
im2 = Image.open("shinken.jpg")
c.drawInlineImage(im2,
259,
height - 183,
width=2434 / 4.4,
height=725 / 4.4)
im3 = Image.open("skor.jpg")
c.drawInlineImage(im3,
259,
height - 251,
width=2335 / 4.2,
height=271 / 4.2)
im4 = Image.open("diagram.jpg")
c.drawInlineImage(im4,
259,
15,
width=2339 / 4.2,
height=1367 / 4.2)
#grafik1----------------------------------------------------------------------
from reportlab.graphics.shapes import Drawing
from reportlab.graphics.charts.barcharts import HorizontalBarChart
drawing = Drawing(500, 250)
data = [(N1, N2, N3, N4, N5, N6, N7, N8, N9, N10, N11,
N12, N13, N14, N15, N16, N17)]
bc = HorizontalBarChart()
bc.x = 100
bc.y = 100
bc.height = 250
bc.width = 300
bc.data = data
bc.strokeColor = None
bc.fillColor = None
# bc.bars[0].fillColor = PCMYKColor(92,47,0,33,alpha=95)
# bc.bars[0].strokeColor = PCMYKColor(92,47,0,33,alpha=95)
# bc.bars[0].fillColor = PCMYKColor(92,32,0,33,alpha=95)
# bc.bars[0].strokeColor = PCMYKColor(92,32,0,33,alpha=95)
bc.bars[0].fillColor = PCMYKColor(92,
16,
0,
33,
alpha=95)
bc.bars[0].strokeColor = PCMYKColor(92,
16,
0,
33,
alpha=95)
# bc.bars[0].fillColor = PCMYKColor(92,7,0,33,alpha=95)
# bc.bars[0].strokeColor = PCMYKColor(92,7,0,33,alpha=95)
bc.barWidth = 15
bc.valueAxis.valueMin = 0
bc.valueAxis.valueMax = 100
bc.valueAxis.valueStep = 10
bc.valueAxis.visibleAxis = False
bc.valueAxis.visibleGrid = False
bc.valueAxis.visibleTicks = False
bc.valueAxis.forceZero = True
bc.valueAxis.visibleLabels = 0
bc.categoryAxis.visibleGrid = False
bc.categoryAxis.visibleTicks = False # hidding the ticks remove the label
bc.categoryAxis.tickLeft = 0 # a workaround is to set the tick length
bc.categoryAxis.tickRight = 0 # to zero.
bc.categoryAxis.strokeWidth = 0.25
bc.categoryAxis.labelAxisMode = 'low'
bc.categoryAxis.labels.textAnchor = 'end'
bc.categoryAxis.labels.angle = 0
bc.categoryAxis.labels.fontName = 'Designosaur-Regular'
#bc.categoryAxis.labels.fontColor = PCMYKColor(0,65,100,0,alpha=90)
bc.categoryAxis.labels.boxAnchor = 'e'
bc.categoryAxis.labels.dx = -5
bc.categoryAxis.labels.dy = 0
bc.categoryAxis.labels.angle = 0
bc.categoryAxis.reverseDirection = 1
bc.categoryAxis.joinAxisMode = 'left'
bc.categoryAxis.categoryNames = [
NN1, NN2, NN3, NN4, NN5, NN6, NN7, NN8, NN9, NN10,
NN11, NN12, NN13, NN14, NN15, NN16, NN17
]
bc.barLabels.fontName = 'Designosaur-Regular'
bc.barLabels.fontSize = 10
bc.barLabels.angle = 0
bc.barLabelFormat = "%.00f%%"
bc.barLabels.boxAnchor = 'w'
bc.barLabels.boxFillColor = None
bc.barLabels.boxStrokeColor = None
bc.barLabels.dx = 10
bc.barLabels.dy = 0
#bc.barLabels.dy = -1
bc.barLabels.boxTarget = 'hi'
drawing.add(bc)
drawing.wrapOn(c, width, height)
drawing.drawOn(c, 350, height - 650)
#Table---------------------------------------------------------------------
styleBH = styles["Normal"]
styleBH.alignment = TA_CENTER
styleBH.fontSize = 12
styleBH.fontName = 'Designosaur-Regular'
#styleBH.textColor = PCMYKColor(92,7,0,33,alpha=100)
isi1 = Paragraph(nama, styleBH)
isitabel1 = [[isi1]]
table1 = Table(isitabel1, colWidths=[150])
table1.wrapOn(c, width, height)
table1.drawOn(c, 54, height - 352)
isi2 = Paragraph(kelas, styleBH)
isitabel2 = [[isi2]]
table2 = Table(isitabel2, colWidths=[150])
table2.wrapOn(c, width, height)
table2.drawOn(c, 54, height - 386)
isi3 = Paragraph(sekolah, styleBH)
isitabel3 = [[isi3]]
table3 = Table(isitabel3, colWidths=[150])
table3.wrapOn(c, width, height)
table3.drawOn(c, 54, height - 421)
isi4 = Paragraph(outlet, styleBH)
isitabel4 = [[isi4]]
table4 = Table(isitabel4, colWidths=[150])
table4.wrapOn(c, width, height)
table4.drawOn(c, 54, height - 455)
#Text----------------------------------------------------------------------
#nilai total
c.setFillColor(white)
c.setStrokeColor(white)
if (NTotal == '10.0'):
c.setFont("Designosaur-Regular", 35)
c.drawString(352, height - 230, NTotal + "/")
c.setFont("Designosaur-Regular", 20)
c.drawString(395, height - 235, "10")
else:
c.setFont("Designosaur-Regular", 35)
c.drawString(338, height - 230, NTotal + "/")
c.setFont("Designosaur-Regular", 20)
c.drawString(415, height - 235, "10")
#Yang paling tidak dikuasai siswa
c.setFont("Designosaur-Regular", 9)
c.drawString(
576, height - 205,
"Topik yang paling tidak dikuasai peserta Try-Out II :"
)
c.drawString(576, height - 216,
"1. Mean, Median, dan Modus")
c.drawString(576, height - 227, "2. Debit Air")
c.drawString(576, height - 238, "3. Bangun Ruang")
doc = SimpleDocTemplate("pdfs/extra-071.pdf")
story = []
"""
Exemplo do gerador de gráficos automático do reportlab
"""
drawing = Drawing(400, 200)
data = [
(1, 2, 3, 3, 5, 4, 2, 3)
]
bc = HorizontalBarChart()
bc.x = 50
bc.y = 50
bc.height = 125
bc.width = 150
bc.data = data
bc.strokeColor = colors.black
bc.valueAxis.valueMin = 0
bc.valueAxis.valueMax = 5
bc.valueAxis.valueStep = 1
bc.categoryAxis.labels.boxAnchor = 'ne'
bc.categoryAxis.labels.dx = -5
bc.categoryAxis.labels.dy = 8
bc.categoryAxis.labels.angle = 0
bc.categoryAxis.categoryNames = ['Liderança','Comunicação','Empreendedorismo',
'Detalhe','Decisão racional','Cumprimento à normas','Criatividade','Energia']
drawing.add(bc)
def categoryVvalueChart(self,
chapter,
ordinateValues,
abscissaCategories,
chartType='HorizontalBarChart',
markerType=None,
gridlinesX=False,
gridlinesY=True,
ordinateTics=10,
bIncludeZero=True,
ordinateFmtType='%0.3f',
chartIdx=0,
pageHfraction=1.0,
chartX=None,
chartY=None,
chartH=None,
chartW=None,
title="",
captionLabel="",
caption="",
fontname='',
fontsize='',
fontcolor=''):
abscissaCategories, title, captionLabel, caption = GetUnicode(
[abscissaCategories, title, captionLabel, caption])
##testing
#from numpy import randn,histogram
#mu,sigma = 100,15
#x = list(mu + sigma*randn(10000))
#ordinateTics=10
#ordinateValues,abscissaCategories = histogram(x,100,normed=True)
#ordinateValues,abscissaCategories = [list(ordinateValues)],list(abscissaCategories)
#for idx in xrange(len(abscissaCategories)):
# if idx%5: abscissaCategories[idx]=''
# else: abscissaCategories[idx]='%.2f'%abscissaCategories[idx]
##print abscissaCategories[:10],abscissaCategories[-10:]
##testing
# if no X/Y & H/W scaling specified, set to fill up page within margins
if chartType in ("HorizontalBarChart", "HorizontalLineChart",
"VerticalBarChart"): # note: no "VerticalLineChart"
pageWidth, pageHeight = self.pagesize # in points
nLeft, nBottom, nRight, nTop = [
val * inch
for val in self.nLeft, self.nBottom, self.nRight, self.nTop
] # inches to points
availH, availW = pageHfraction * (
pageHeight - (nTop + nBottom)), pageWidth - (nLeft + nRight)
pgMinDim, pgMaxDim = min(pageWidth / inch, pageHeight / inch), max(
pageWidth / inch, pageHeight / inch) # inches
nGutter = min(
pgMinDim / 17., pgMaxDim / 22.
) * inch # 0.5" nominal gutter based on 8.5" x 11" paper size
# todo: QC size (e.g., >0)
if chartX == None or chartY == None or chartH == None or chartW == None:
chartX, chartY, chartH, chartW, drawH, drawW = nGutter, nGutter, availH - 3 * nGutter, availW - 1.25 * nGutter, availH - 1.5 * nGutter, availW - 0.5 * nGutter
else:
chartX, chartY, chartH, chartW = [
val * inch for val in chartX, chartY, chartH, chartW
]
drawH, drawW = chartH + 1.5 * nGutter, chartW + 0.75 * nGutter
bIsHorizontal, bIsBarChart = chartType.find(
'Horizontal') == 0, chartType.find('BarChart') > 0
if bIsHorizontal:
if bIsBarChart:
bXisValueYisCategory, bXisCategoryYisValue = True, False
gridlinesX, gridlinesY = gridlinesY, gridlinesX
chartObj = HorizontalBarChart()
for dataSeries in ordinateValues:
dataSeries.reverse()
ordinateValues.reverse()
abscissaCategories.reverse()
else: # note: HorizontalLineChart has same aspect as VerticalBarChart
bXisValueYisCategory, bXisCategoryYisValue = False, True
chartObj = HorizontalLineChart()
else: # note: only vertical chart possible is barchart
bXisValueYisCategory, bXisCategoryYisValue = False, True
chartObj = VerticalBarChart()
if bXisValueYisCategory:
labelsAngle, labelsAnchor, labelsDX, labelsDY = 0, 'e', -max(
[len(val) for val in abscissaCategories]), 0
if gridlinesX:
chartObj.valueAxis.tickUp = chartH
if gridlinesY:
chartObj.categoryAxis.tickRight = chartW
else: # bXisCategoryYisValue
labelsAngle, labelsAnchor, labelsDX, labelsDY = 30, 'ne', 0, 0
if gridlinesX:
chartObj.categoryAxis.tickUp = chartH
if gridlinesY:
chartObj.valueAxis.tickRight = chartW
colorPalette = [
colors.lightcoral, colors.cornflower, colors.darkseagreen,
colors.tan, colors.aquamarine, colors.lightsteelblue,
colors.cadetblue, colors.thistle, colors.steelblue
]
if bIsBarChart:
chartObj.bars[0].fillColor = colorPalette[chartIdx % len(
colorPalette
)] # todo: bars[0],[1],... if ordinateValues a list of lists (stacked bars)
else:
chartObj.joinedLines = 1
chartObj.lines[
0].strokeWidth = 2 # todo: lines[0],[1],... if ordinateValues a list of lists (multiple lines)
chartObj.lines[0].strokeColor = colorPalette[
chartIdx % len(colorPalette)] # ibid.
#todo: chartObj.lines[0].symbol = makeMarker('FilledCircle') # or 'Circle', others?
if markerType:
chartObj.lines[0].symbol = makeMarker(markerType)
chartObj.data = ordinateValues
chartObj.x, chartObj.y = chartX, chartY
chartObj.height, chartObj.width = chartH, chartW
ordinateMin = min([
min(ordinateValuesSet) for ordinateValuesSet in ordinateValues
])
ordinateMax = max([
max(ordinateValuesSet) for ordinateValuesSet in ordinateValues
])
if bIncludeZero:
ordinateMin = min(0, ordinateMin)
ordinateMax = max(0, ordinateMax)
# evaluate ordinate range in graph string-label space and adjust ordinate[Min,Max,Step] accordingly
ordinateMinGstr, ordinateMaxGstr = [
ordinateGstr.replace('%', '').split()[0]
for ordinateGstr in (ordinateFmtType % ordinateMin,
ordinateFmtType % ordinateMax)
]
ordinateMinG, ordinateMaxG = float(ordinateMaxGstr), float(
ordinateMinGstr)
bAdjustMinMax = True
if ordinateMinG == ordinateMaxG:
# if constant y-value graph, set range to span from zero (regardless of bIncludeZero)
bAdjustMinMax = False
if ordinateMinG != 0.: # y-values!=0
if ordinateMax > 0: ordinateMin = 0
else: ordinateMax = 0
else: # y-values==0, set range to [0,1]
ordinateMin, ordinateMax = 0, 1.
ordinateMinG, ordinateMaxG = ordinateMin, ordinateMax
ordinateTics = 2
# determine smallest significant ordinateStep, per desired ordinateTicSize--using stepwise reduction down to 1
for ordinateTicSize in range(ordinateTics, 1, -1):
ordinateStep = abs(
(ordinateMaxG - ordinateMinG) / ordinateTicSize)
ordinateStepGstr = ordinateFmtType % ordinateStep
ordinateStepGstr = ordinateStepGstr.replace('%', '').split()[0]
ordinateStepG = float(ordinateStepGstr)
if ordinateStepG != 0:
ordinateStep = ordinateStepG
break
if bAdjustMinMax:
if ordinateMin != 0: # extend y-axis on low side...
ordinateMin -= ordinateStep
if ordinateMax != 0: # then extend y-axis on high side, but don't exceed 100%...
try:
if (ordinateMax + ordinateStep
) >= 100 and ordinateFmtType[-1] == '%':
ordinateMax = 100.
else:
ordinateMax += ordinateStep
except: # ostensibly b/c invalid ordinateFmtType
ordinateMax += ordinateStep
chartObj.valueAxis.valueMin, chartObj.valueAxis.valueMax, chartObj.valueAxis.valueStep = ordinateMin, ordinateMax, ordinateStep
chartObj.valueAxis.labelTextFormat = ordinateFmtType
chartObj.categoryAxis.labels.boxAnchor = labelsAnchor
chartObj.categoryAxis.labels.dx, chartObj.categoryAxis.labels.dy = labelsDX, labelsDY
chartObj.categoryAxis.labels.angle = labelsAngle
chartObj.categoryAxis.categoryNames = abscissaCategories
chartObjDrawing = Drawing(drawW, drawH)
chartObjDrawing.add(chartObj)
if title:
self.CPage(
chapter, 0.5 + drawH / inch
) # todo: had to hack this b/c [start,end]Keep not working
self.clabel2(chapter, title, fontname, fontsize, fontcolor)
self.report[chapter].append(chartObjDrawing)
if captionLabel or caption:
self.report[chapter].append(
self.aTextFlowable('<b>%s</b> %s' %
(captionLabel, caption),
fontname=fontname,
fontsize=fontsize,
fontcolor=fontcolor))
int(round(row[11])),
int(round(row[12])),
int(round(row[13])),
int(round(row[14])),
int(round(row[15])),
int(round(row[16])),
int(round(row[17])),
int(round(row[18])),
int(round(row[19])),
int(round(row[20])),
int(round(row[21]))
]]
valors_qualitatius = ["Competència %s" % i for i in range(1, 13)]
bc.x = 85
bc.y = 0
bc.height = 180
bc.width = 300
bc.data = dades_dibuix
bc.strokeColor = colors.whitesmoke
bc.fillColor = colors.whitesmoke
bc.valueAxis.valueMin = 0.75
bc.valueAxis.valueMax = 4
bc.valueAxis.valueStep = 1
for i in range(10, 22):
if int(round(row[i])) == 1:
bc.bars[(0, i - 10)].fillColor = colors.orangered
elif int(round(row[i])) == 2:
bc.bars[(0, i - 10)].fillColor = colors.orange
from reportlab.graphics.shapes import Drawing
from reportlab.graphics.charts.barcharts import HorizontalBarChart
from reportlab.lib import colors
doc = SimpleDocTemplate("pdfs/extra-071.pdf")
story = []
"""
Exemplo do gerador de gráficos automático do reportlab
"""
drawing = Drawing(400, 200)
data = [(1, 2, 3, 3, 5, 4, 2, 3)]
bc = HorizontalBarChart()
bc.x = 50
bc.y = 50
bc.height = 125
bc.width = 150
bc.data = data
bc.strokeColor = colors.black
bc.valueAxis.valueMin = 0
bc.valueAxis.valueMax = 5
bc.valueAxis.valueStep = 1
bc.categoryAxis.labels.boxAnchor = 'ne'
bc.categoryAxis.labels.dx = -5
bc.categoryAxis.labels.dy = 8
bc.categoryAxis.labels.angle = 0
bc.categoryAxis.categoryNames = [
'Liderança', 'Comunicação', 'Empreendedorismo', 'Detalhe',
'Decisão racional', 'Cumprimento à normas', 'Criatividade', 'Energia'
