def sample4d():
"Sample drawing, xvalue/yvalue axes, y connected to top of x."
drawing = Drawing(400, 200)
data = [(10, 20, 30, 42)]
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.configure(data)
xAxis = XValueAxis()
xAxis._length = 300
xAxis.joinAxis = yAxis
xAxis.joinAxisMode = 'top'
xAxis.configure(data)
drawing.add(xAxis)
drawing.add(yAxis)
return drawing
def sample5d():
"Sample drawing, xvalue/yvalue axes, y connected at left of x."
drawing = Drawing(400, 200)
data = [(10, 20, 30, 42)]
xAxis = XValueAxis()
xAxis.setPosition(50, 50, 300)
xAxis.configure(data)
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.joinAxis = xAxis
yAxis.joinAxisMode = 'left'
yAxis.configure(data)
drawing.add(xAxis)
drawing.add(yAxis)
return drawing
def sample5d():
"Sample drawing, xvalue/yvalue axes, y connected at left of x."
drawing = Drawing(400, 200)
data = [(10, 20, 30, 42)]
xAxis = XValueAxis()
xAxis.setPosition(50, 50, 300)
xAxis.configure(data)
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.joinAxis = xAxis
yAxis.joinAxisMode = 'left'
yAxis.configure(data)
drawing.add(xAxis)
drawing.add(yAxis)
return drawing
def sample4d():
"Sample drawing, xvalue/yvalue axes, y connected to top of x."
drawing = Drawing(400, 200)
data = [(10, 20, 30, 42)]
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.configure(data)
xAxis = XValueAxis()
xAxis._length = 300
xAxis.joinAxis = yAxis
xAxis.joinAxisMode = 'top'
xAxis.configure(data)
drawing.add(xAxis)
drawing.add(yAxis)
return drawing
def sample6b():
"Sample drawing, xcat/yvalue axes, x connected at bottom of y."
drawing = Drawing(400, 200)
data = [(10, 20, 30, 42)]
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.configure(data)
xAxis = XCategoryAxis()
xAxis._length = 300
xAxis.configure(data)
xAxis.joinAxis = yAxis
xAxis.joinAxisMode = 'bottom'
xAxis.categoryNames = ['Beer', 'Wine', 'Meat', 'Cannelloni']
xAxis.labels.boxAnchor = 'n'
drawing.add(xAxis)
drawing.add(yAxis)
return drawing
def sample6b():
"Sample drawing, xcat/yvalue axes, x connected at bottom of y."
drawing = Drawing(400, 200)
data = [(10, 20, 30, 42)]
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.configure(data)
xAxis = XCategoryAxis()
xAxis._length = 300
xAxis.configure(data)
xAxis.joinAxis = yAxis
xAxis.joinAxisMode = 'bottom'
xAxis.categoryNames = ['Beer', 'Wine', 'Meat', 'Cannelloni']
xAxis.labels.boxAnchor = 'n'
drawing.add(xAxis)
drawing.add(yAxis)
return drawing
def sample4c1():
"xvalue/yvalue axes, without drawing axis lines/ticks."
drawing = Drawing(400, 200)
data = [(10, 20, 30, 42)]
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.configure(data)
yAxis.visibleAxis = 0
yAxis.visibleTicks = 0
xAxis = XValueAxis()
xAxis._length = 300
xAxis.joinAxis = yAxis
xAxis.joinAxisMode = 'bottom'
xAxis.configure(data)
xAxis.visibleAxis = 0
xAxis.visibleTicks = 0
drawing.add(xAxis)
drawing.add(yAxis)
return drawing
def sample1():
"Sample drawing containing two unconnected axes."
from reportlab.graphics.shapes import _baseGFontNameB
drawing = Drawing(400, 200)
data = [(10, 20, 30, 42)]
xAxis = XCategoryAxis()
xAxis.setPosition(75, 75, 300)
xAxis.configure(data)
xAxis.categoryNames = ['Beer', 'Wine', 'Meat', 'Cannelloni']
xAxis.labels.boxAnchor = 'n'
xAxis.labels[3].dy = -15
xAxis.labels[3].angle = 30
xAxis.labels[3].fontName = _baseGFontNameB
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.configure(data)
drawing.add(xAxis)
drawing.add(yAxis)
return drawing
def sample4c1():
"xvalue/yvalue axes, without drawing axis lines/ticks."
drawing = Drawing(400, 200)
data = [(10, 20, 30, 42)]
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.configure(data)
yAxis.visibleAxis = 0
yAxis.visibleTicks = 0
xAxis = XValueAxis()
xAxis._length = 300
xAxis.joinAxis = yAxis
xAxis.joinAxisMode = 'bottom'
xAxis.configure(data)
xAxis.visibleAxis = 0
xAxis.visibleTicks = 0
drawing.add(xAxis)
drawing.add(yAxis)
return drawing
def sample1():
"Sample drawing containing two unconnected axes."
from reportlab.graphics.shapes import _baseGFontNameB
drawing = Drawing(400, 200)
data = [(10, 20, 30, 42)]
xAxis = XCategoryAxis()
xAxis.setPosition(75, 75, 300)
xAxis.configure(data)
xAxis.categoryNames = ['Beer','Wine','Meat','Cannelloni']
xAxis.labels.boxAnchor = 'n'
xAxis.labels[3].dy = -15
xAxis.labels[3].angle = 30
xAxis.labels[3].fontName = _baseGFontNameB
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.configure(data)
drawing.add(xAxis)
drawing.add(yAxis)
return drawing
def axes_demo():
drawing = shapes.Drawing(width=500, height=300)
data = [(5, 10, 15, 20), (10, 17, 25, 31)]
x_axis = XCategoryAxis()
x_axis.setPosition(100, 100, 350)
x_axis.configure(data, barWidth=None)
x_axis.categoryNames = ['Python', 'Ruby', 'C++', 'Haskell', 'Java']
x_axis.labels.boxAnchor = 'n'
x_axis.labels[0].angle = 45
x_axis.labels[0].fontName = 'Times-Bold'
x_axis.labels[1].fontName = 'Courier'
x_axis.labels[1].fontSize = 16
drawing.add(x_axis)
y_axis = YValueAxis()
y_axis.setPosition(75, 75, 150)
y_axis.configure(data)
drawing.add(y_axis)
renderPDF.drawToFile(drawing, 'axes_demo.pdf')
drawing = Drawing(400, 200)
data = [(10, 20, 30, 40), (15, 22, 37, 42)]
xAxis = XCategoryAxis()
xAxis.setPosition(75, 75, 300)
xAxis.configure(data)
xAxis.categoryNames = ['Beer', 'Wine', 'Meat', 'Cannelloni']
xAxis.labels.boxAnchor = 'n'
xAxis.labels[3].dy = -15
xAxis.labels[3].angle = 30
xAxis.labels[3].fontName = 'Times-Bold'
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.configure(data)
drawing.add(xAxis)
drawing.add(yAxis)
draw(drawing, 'Two isolated axes')
disc("Here is the code that created them: ")
eg("""
from reportlab.graphics import shapes
from reportlab.graphics.charts.axes import XCategoryAxis,YValueAxis
drawing = Drawing(400, 200)
def generateGraphs(self, x, y):
(x1, y1, Width, Height) = self._getGraphRegion(x, y)
#Draw Axes
yVAxis = YValueAxis()
#If we got numeric X vals, we use a ValueAxis, otherwise CategoryAxis.
if len(self.x_vals) > 0:
if isinstance(self.x_vals[0], str):
xVAxis = XCategoryAxis()
else:
xVAxis = XValueAxis()
else:
return -1
(y_min, y_max, y_step) = self.getValueAxisScale(yVAxis, [self.y_vals])
if y_min == -1 and y_min == -1 and y_step == -1:
return -1
(self.valueMin, self.valueMax, self.valueStep) = (y_min, y_max, y_step)
(SizeXaxis, SizeYaxis) = self.getSizes()
#lot of ugliness in here to get the split chart working :|
if self.betweenSplitsF == True:
if self.numSplits == 0:
self.tmpYVal = SizeYaxis
else:
SizeYaxis = self.tmpYVal
if self.numSplits > 0:
xVAxis.visibleLabels = False
xVAxis.visibleTicks = False
X_start_pos = x1 - x + SizeYaxis
X_width = Width - SizeYaxis - 10
if self.betweenSplitsF == True:
if self.numSplits > 0:
Y_start_pos = y1 - y + SizeXaxis + (self.numSplits *
self.height) - (self.numSplits * 15)
else:
Y_start_pos = y1 - y + SizeXaxis + (self.numSplits *
self.height)
Y_height = Height - SizeXaxis + 40
else:
Y_start_pos = y1 - y + SizeXaxis + (self.numSplits *
self.height)
Y_height = Height - SizeXaxis
xVAxis.setPosition(X_start_pos, Y_start_pos, X_width)
if isinstance(xVAxis, XValueAxis):
dataList = []
dataTuple = reduce(lambda a,b: a + (b,), self.x_vals, ())
dataList.append(dataTuple)
xVAxis.configure(dataList)
xVAxis.labelTextFormat = '%0.' + '%d' % self.xAxisDigits + 'f'
else:
dataList = []
zerodata = [0 for val in self.x_vals]
dataTuple = reduce(lambda a,b: a + (b,), zerodata, ())
dataList.append(dataTuple)
xVAxis.configure(dataList)
xVAxis.categoryNames = self.x_vals
#Ugly hack for setting the labels.dy. Empirical: If there are more than 5
#chars, dy = -35 fits fine (assuming the angle would be > 75,when we have
#so long val)
maxLen = 0
for val in self.x_vals:
valLen = len(val)
if valLen > maxLen:
maxLen = valLen
if maxLen > 5:
xVAxis.labels.dy = -35
xVAxis.labels.fontName = 'Helvetica'
xVAxis.labels.fontSize = 7
xVAxis.labels.angle = self.xValsDisplayAngle
drawLegendF = False
if len(self.legendList) > 0:
drawLegendF = True
drawLabelF = False
lblCounts = len(self.x_vals) * len(self.y_vals)
if lblCounts <= 30 and self.displayDataLbls == True:
drawLabelF = True
if len(self.x_vals) == 1:
drawLabelF = True
#hack to increase chart height to include legend and labels
total_height = 0
legendHeight = 0
if drawLegendF == True:
#Kludge: We enchroach the space needed for legends by bringing down the
#y value by 28 (in drawOn()), we use that space here
legendHeight = Y_height + 28
graph_height = Y_height
yVAxis.setPosition(X_start_pos, Y_start_pos, Y_height)
yVAxis.valueMin = y_min
yVAxis.valueMax = y_max
yVAxis.valueStep = y_step
yVAxis.labels.fontName = 'Helvetica'
yVAxis.labels.fontSize = 7
yVAxis.labelTextFormat = '%0.' + '%d' % self.yAxisDigits + 'f'
yVAxis.configure(self.y_vals)
#will later sync the yVAxis as the ValueAxis of the graph
self.drawing.add(xVAxis)
if self.numSplits == 0:
tmp = self.height
self.height = self.origHeight
self._drawLabels(self.title, self.x_label, self.y_label)
self.height = tmp
for graphtype in self.graphList:
#Draw only one set of Legends/Labels for any dataset,
#even if there are multiple charts drawn for the same dataset
if self.labelsDrawnF == True and self.numSplits == 0:
drawLabelF = False
if self.legendsDrawnF == True and self.numSplits == 0:
drawLegendF = False
if graphtype == 'Bar':
GraphObj = VerticalBarChart()
GraphObj.valueAxis = yVAxis
self.drawGraph(GraphObj, X_start_pos, Y_start_pos, X_width,
graph_height, drawLabelF, drawLegendF, legendHeight)
if graphtype == 'Line':
GraphObj = HorizontalLineChart()
GraphObj.valueAxis = yVAxis
self.drawGraph(GraphObj, X_start_pos, Y_start_pos, X_width,
graph_height, drawLabelF, drawLegendF, legendHeight)
def run(self):
def weight_sort(a, b):
return cmp(a.getWeight(), b.getWeight())
drawing = Drawing(600, 300)
lc = LinePlot()
# Determine axis dimensions and create data set
maxval = 0
minval = 0
dimension_one_values = []
dimension_two_values = []
dimension_one_answeroptions_as_objects = []
dimension_two_answeroptions_as_objects = []
counter = 0
for question in self.getQuestions():
weights = [int(weight) for weight in question.getAnswerOptionsWeights()]
answeroptions = list(question.getAnswerOptions())
# This is used by the legend. Sort on weight.
if counter == 0:
dimension_one_answeroptions_as_objects = question.getAnswerOptionsAsObjects()
dimension_one_answeroptions_as_objects.sort(weight_sort)
else:
dimension_two_answeroptions_as_objects = question.getAnswerOptionsAsObjects()
dimension_two_answeroptions_as_objects.sort(weight_sort)
# Minmax
lmin = min(weights)
lmax = max(weights)
if lmin < minval:
minval = lmin
if lmax > maxval:
maxval = lmax
# Data
for user, answer in question.answers.items():
value = answer.get('value', None)
weight = None
if value is not None:
# Lookup the integer weight of this answer
if value in answeroptions:
index = answeroptions.index(value)
weight = weights[index]
# Always add to the list. ReportLab deals with None.
if counter == 0:
dimension_one_values.append(weight)
else:
dimension_two_values.append(weight)
counter += 1
# Set minmax
absmax = max(abs(minval), abs(maxval)) * 1.1
lc.xValueAxis.valueMin = -absmax
lc.xValueAxis.valueMax = absmax
lc.yValueAxis.valueMin = -absmax
lc.yValueAxis.valueMax = absmax
# Zip to create data
data = [zip(dimension_one_values, dimension_two_values)]
if not len(data[0]):
return
lc.x = 0
lc.y = 0
# Misc setup
lc.height = 300
lc.width = 300
lc.data = data
lc.joinedLines = 0
lc.fillColor = None
lc.lines[0].strokeColor = colors.red
lc.lines[0].symbol = makeMarker('FilledCircle')
# Add a grid
grid = DoubleGrid()
lc.background = grid
setupGrid(lc)
lc.background = None
# Finetune the grid
grid.grid0.strokeWidth = 0.2
grid.grid1.strokeWidth = 0.2
# Add to drawing else it overwrites the center Y axis
drawing.add(grid)
# Add a Y axis to pass through the origin
yaxis = YValueAxis()
yaxis.setPosition(lc.width/2, 0, lc.height)
yaxis.configure([(0,-absmax),(0,absmax)])
yaxis.strokeColor = colors.blue
drawing.add(yaxis)
# Color X-Axis
lc.xValueAxis.strokeColor = colors.green
drawing.add(lc)
# Legend for Dimension One
drawing.add(String(lc.width+20, lc.height-12, 'Dimension One (X-Axis):',
fontName='Helvetica', fontSize=12, fillColor=colors.green))
legend = Legend()
legend.alignment = 'right'
legend.x = lc.width + 20
legend.y = lc.height - 20
legend.fontName = 'Helvetica'
legend.fontSize = 12
legend.columnMaximum = 7
items = []
for ob in dimension_one_answeroptions_as_objects:
items.append( ( StringWidget(ob.getWeight()), ob() ) )
legend.colorNamePairs = items
drawing.add(legend, 'legend1')
# Legend for Dimension Two
drawing.add(String(lc.width+20, lc.height/2-12, 'Dimension Two (Y-Axis):',
fontName='Helvetica', fontSize=12, fillColor=colors.blue))
legend = Legend()
legend.alignment = 'right'
legend.x = lc.width + 20
legend.y = lc.height/2 - 20
legend.fontName = 'Helvetica'
legend.fontSize = 12
legend.columnMaximum = 7
items = []
for ob in dimension_two_answeroptions_as_objects:
items.append( ( StringWidget(ob.getWeight()), ob() ) )
legend.colorNamePairs = items
drawing.add(legend, 'legend2')
# Write out
data = drawing.asString('png')
request = self.REQUEST
response = request.RESPONSE
response.setHeader('Content-Type', 'image/png')
response.setHeader('Content-Disposition','inline; filename=%s.png' % self.getId())
response.setHeader('Content-Length', len(data))
response.setHeader('Cache-Control', 's-maxage=0')
return data
def getPlot():
drawing = Drawing(400, 200)
#temps = [((0.5,7), (1.5,1), (2.5,2), (3.5,1), (4.5,3), (5.5,5), (6.5, 10), (7.5,6))]
temps = [getTemps()]
bc = LinePlot()
bc.x = 50
bc.y = 50
bc.height = 125
bc.width = 300
bc.data = temps
#labels
yilabel = Label()
yilabel.setText("Temperatura (°C)")
yilabel.angle = 90
yilabel.setOrigin(20,120)
xlabel = Label()
xlabel.setText("Días")
xlabel.setOrigin(200,20)
labelT = Label()
labelT.setText("Temperatura")
labelT.setOrigin(210,185)
labelH = Label()
labelH.setText("Humedad")
labelH.setOrigin(285,185)
bc.xValueAxis.valueMin = 0
bc.xValueAxis.valueMax = 20
bc.xValueAxis.valueSteps = [x for x in range(1,bc.xValueAxis.valueMax)]
#bc.xValueAxis.labelTextFormat = '%2.1f'
bc.yValueAxis.valueMin = 0
bc.yValueAxis.valueMax = 60
bc.yValueAxis.valueSteps = [0, 10, 20, 30, 40, 50, 60]
drawing.add(bc)
drawing.add(yilabel)
drawing.add(xlabel)
drawing.add(Line(170,185,185,185, strokeColor=colors.red))
drawing.add(Line(250,185,265,185, strokeColor=colors.blue))
drawing.add(labelT)
drawing.add(labelH)
#humedad=[[(0.5, 4), (1.5, 3), (2.5, 4), (3.5, 6), (4.5, 4), (5.5, 2), (6.5, 5), (7.5, 6)]]
humedad = [getHumedad()]
lp = LinePlot()
lp.x = bc.x
lp.y = bc.y
lp.height = bc.height
lp.width = bc.width
lp.data = humedad
ydlabel = Label()
ydlabel.setText("Humedad (%)")
ydlabel.angle = -90
ydlabel.setOrigin(lp.x+lp.width+30,lp.y+70)
lp.joinedLines = 1
lp.lines[0].symbol = makeMarker('Circle')
lp.lines[0].strokeColor=colors.blue
lp.lineLabelFormat = '%2.0f'
lp.xValueAxis.valueMin = 0
lp.xValueAxis.valueMax = bc.xValueAxis.valueMax
lp.yValueAxis.valueMin = 0
lp.yValueAxis.valueMax = 100
lp.xValueAxis.visible=False
lp.yValueAxis.visible=False #Hide 2nd plot its Yaxis
drawing.add(lp)
drawing.add(ydlabel)
y2Axis = YValueAxis()#Replicate 2nd plot Yaxis in the right
y2Axis.setProperties(lp.yValueAxis.getProperties())
y2Axis.setPosition(lp.x+lp.width,lp.y,lp.height)
y2Axis.tickRight=5
y2Axis.tickLeft=0
y2Axis.labels.dx = 20
y2Axis.configure(humedad)
y2Axis.visible=True
drawing.add(y2Axis)
return drawing
def generatePdfReport(request):
# Create the HttpResponse object with the appropriate PDF headers.
response = HttpResponse(content_type='application/pdf')
response['Content-Disposition'] = 'attachment; filename="somefilename.pdf"'
# Create the PDF object, using the response object as its "file."
p = canvas.Canvas(response)
# Draw things on the PDF. Here's where the PDF generation happens.
# See the ReportLab documentation for the full list of functionality.
Title="Test Report"
PAGE_HEIGHT=defaultPageSize[1]
PAGE_WIDTH=defaultPageSize[0]
p.drawCentredString(PAGE_WIDTH/2.0, PAGE_HEIGHT-108, Title)
p.drawString(100,900,"Test Configuration")
configuration=request.session["test_configuration"]
data=[['Operation','On/Off','Percentage','Keys','Size']]
if 'readState' in configuration:
readData=[['Read',configuration['readState'],configuration['readPercentage'],configuration['readKeys'],configuration['readSize']]]
else:
readData=[['Read','0','0','0','0']]
data=data+readData
if 'writeState' in configuration:
writeData=[['Write',configuration['writeState'],configuration['writePercentage'],configuration['writeKeys'],configuration['writeSize']]]
else:
writeData=[['Write','0','0','0','0']]
data=data+writeData
if 'updateState' in configuration:
updateData=[['Update',configuration['updateState'],configuration['updatePercentage'],configuration['updateKeys'],configuration['updateSize']]]
else:
updateData=[['Update','0','0','0','0']]
data=data+updateData
table = Table(data, colWidths=100, rowHeights=20)
table.hAlign="CENTER"
table.setStyle(TableStyle())
table.wrapOn(p, 300, 800)
table.drawOn(p,80,550)
p.drawString(80,700,"Test Configuration")
p.drawString(80,500,"Test Time : ")
p.drawString(200,500,str(t1.getTime()) + " miliseconds " )
p.drawString(80,400,"Test Chart")
p.saveState()
drawing = Drawing(10, 10)
data = [(10, 20, 30, 40), (15, 22, 37, 42)]
xAxis = XCategoryAxis()
xAxis.setPosition(75, 75, 300)
xAxis.configure(data)
xAxis.categoryNames = ['Beer', 'Wine', 'Meat', 'Cannelloni']
xAxis.labels.boxAnchor = 'n'
xAxis.labels[3].dy = -15
xAxis.labels[3].angle = 30
xAxis.labels[3].fontName = 'Times-Bold'
yAxis = YValueAxis()
yAxis.setPosition(50, 50, 125)
yAxis.configure(data)
drawing.add(xAxis)
drawing.add(yAxis)
# Close the PDF object cleanly, and we're done.
p.showPage()
p.save()
return response
