def _createChart(self):
# create the plot
rtimeDataset = self.dataSets[0]
rtimeRenderer = StackedXYAreaRenderer2()
rtimeRangeAxis = NumberAxis(self.getYAxisLabel())
rtimeRangeAxis.setAutoRangeIncludesZero(False)
rtimeDomainAxis = NumberAxis(self.getXAxisLabel())
#rtimePlot = XYPlot(rtimeDataset, None, rtimeRangeAxis, rtimeRenderer)
rtimePlot = XYPlot(rtimeDataset, rtimeDomainAxis, rtimeRangeAxis, rtimeRenderer)
rtimePlot.setRangeAxisLocation(AxisLocation.TOP_OR_LEFT)
# response time
rtimeRenderer.setSeriesPaint(0, COLOR_RTIME_RESOLVE)
rtimeRenderer.setSeriesPaint(1, COLOR_RTIME_CONNECT)
rtimeRenderer.setSeriesPaint(2, COLOR_RTIME_FIRSTBYTE)
rtimeRenderer.setSeriesPaint(3, COLOR_RTIME_FINAL)
#rtimeRenderer.setBaseShapesVisible(False)
#rtimePlot.setRenderer(0, rtimeRenderer)
rtimePlot.setRenderer(rtimeRenderer)
# create a new chart containing the plot...
self.chart = JFreeChart(self.getTitle(),
JFreeChart.DEFAULT_TITLE_FONT,
rtimePlot,
True)
def scatterplot(data, name="", xlabel="", ylabel="", size= 3):
"""
Creates a scatter plot from x,y data.
*data* is a list of (x,y) tuples.
"""
xAxis = NumberAxis(xlabel)
xAxis.setAutoRangeIncludesZero(False)
yAxis = NumberAxis(ylabel)
yAxis.setAutoRangeIncludesZero(False)
series = XYSeries("Values");
for (i,j) in data:
series.add(i, j)
dataset = XYSeriesCollection()
dataset.addSeries(series);
chart = ChartFactory.createScatterPlot(name, xlabel, ylabel, dataset,
PlotOrientation.VERTICAL, True, True, False)
plot = chart.getPlot()
plot.getRenderer().setSeriesShape(0,
ShapeUtilities.createRegularCross(size,size));
return Chart(chart)
def scatterplot(data, name="", xlabel="", ylabel="", size= 3):
"""
Creates a scatter plot from x,y data.
*data* is a list of (x,y) tuples.
"""
xAxis = NumberAxis(xlabel)
xAxis.setAutoRangeIncludesZero(False)
yAxis = NumberAxis(ylabel)
yAxis.setAutoRangeIncludesZero(False)
series = XYSeries("Values");
for (i,j) in data:
series.add(i, j)
dataset = XYSeriesCollection()
dataset.addSeries(series);
chart = ChartFactory.createScatterPlot(name, xlabel, ylabel, dataset,
PlotOrientation.VERTICAL, True, True, False)
plot = chart.getPlot()
plot.getRenderer().setSeriesShape(0,
ShapeUtilities.createRegularCross(size,size));
return Chart(chart)
def _createChart(self):
# create subplot 1...
tpsDataset = self.dataSets[0]
passPerSecRenderer = StandardXYItemRenderer()
tpsRangeAxis = NumberAxis("Transactions per second")
tpsSubplot = XYPlot(tpsDataset, None, tpsRangeAxis, passPerSecRenderer);
tpsSubplot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT)
# create subplot 2...
rtimeDataset = self.dataSets[1]
rtimeRenderer = StandardXYItemRenderer()
rtimeRangeAxis = NumberAxis("Response Time")
rtimeRangeAxis.setAutoRangeIncludesZero(False)
rtimeSubplot = XYPlot(rtimeDataset, None, rtimeRangeAxis, rtimeRenderer)
rtimeSubplot.setRangeAxisLocation(AxisLocation.TOP_OR_LEFT)
# parent plot...
plot = CombinedDomainXYPlot(NumberAxis(self.getXAxisLabel()))
plot.setGap(10.0)
# passed per sec
# RGB for dark green
passPerSecRenderer.setSeriesPaint(0, COLOR_TXSEC_PASS)
passPerSecRenderer.setSeriesPaint(1, COLOR_TXSEC_FAIL)
passPerSecRenderer.setBaseShapesVisible(False)
# response time
rtimeRenderer.setSeriesPaint(0, COLOR_RTIME)
rtimeRenderer.setBaseShapesVisible(False)
# failed per sec
failPerSecRenderer = StandardXYItemRenderer()
failPerSecRenderer.setSeriesPaint(0, javaColor.red)
failPerSecRenderer.setBaseShapesVisible(False)
tpsSubplot.setRenderer(0, passPerSecRenderer)
tpsSubplot.setRenderer(1, failPerSecRenderer)
rtimeSubplot.setRenderer(0, rtimeRenderer)
# add the subplots. TPS plot gets more weight,
# making it proportionally larger.
plot.add(tpsSubplot, CONFIG.tpsWeight)
plot.add(rtimeSubplot, CONFIG.responseTimeWeight)
plot.setOrientation(PlotOrientation.VERTICAL)
# create a new chart containing the overlaid plot...
self.chart = JFreeChart(self.getTitle(), JFreeChart.DEFAULT_TITLE_FONT, plot, True)
def regression(data, regtype=0):
xAxis = NumberAxis("x")
xAxis.setAutoRangeIncludesZero(False)
yAxis = NumberAxis("y")
yAxis.setAutoRangeIncludesZero(False)
series = XYSeries("values")
xmax = xmin = None
for (x, y) in data:
series.add(x, y)
if xmax is None:
xmax = xmin = x
else:
xmax = max(xmax, x)
xmin = min(xmin, x)
dataset = XYSeriesCollection()
dataset.addSeries(series)
renderer1 = XYDotRenderer()
plot = XYPlot(dataset, xAxis, yAxis, renderer1)
if regtype == 1:
coefficients = Regression.getPowerRegression(dataset, 0)
curve = PowerFunction2D(coefficients[0], coefficients[1])
regdesc = "Power Regression"
else:
coefficients = Regression.getOLSRegression(dataset, 0)
curve = LineFunction2D(coefficients[0], coefficients[1])
regdesc = "Linear Regression"
regressionData = DatasetUtilities.sampleFunction2D(
curve, xmin, xmax, 100, "Fitted Regression Line")
plot.setDataset(1, regressionData)
renderer2 = XYLineAndShapeRenderer(True, False)
renderer2.setSeriesPaint(0, Color.blue)
plot.setRenderer(1, renderer2)
jfchart = JFreeChart(regdesc, JFreeChart.DEFAULT_TITLE_FONT, plot, True)
chart = Chart(jfchart)
chart.coeffs = coefficients
return chart
def regression(data, regtype=0):
xAxis = NumberAxis("x")
xAxis.setAutoRangeIncludesZero(False)
yAxis = NumberAxis("y")
yAxis.setAutoRangeIncludesZero(False)
series = XYSeries("values");
xmax = xmin = None
for (x,y) in data:
series.add(x, y);
if xmax is None:
xmax = xmin = x
else:
xmax = max(xmax, x)
xmin = min(xmin, x)
dataset = XYSeriesCollection()
dataset.addSeries(series);
renderer1 = XYDotRenderer()
plot = XYPlot(dataset, xAxis, yAxis, renderer1)
if regtype == 1:
coefficients = Regression.getPowerRegression(dataset, 0)
curve = PowerFunction2D(coefficients[0], coefficients[1])
regdesc = "Power Regression"
else:
coefficients = Regression.getOLSRegression(dataset, 0)
curve = LineFunction2D(coefficients[0], coefficients[1])
regdesc = "Linear Regression"
regressionData = DatasetUtilities.sampleFunction2D(curve, xmin, xmax, 100,
"Fitted Regression Line")
plot.setDataset(1, regressionData)
renderer2 = XYLineAndShapeRenderer(True, False)
renderer2.setSeriesPaint(0, Color.blue)
plot.setRenderer(1, renderer2)
jfchart = JFreeChart(regdesc, JFreeChart.DEFAULT_TITLE_FONT, plot, True);
chart = Chart(jfchart)
chart.coeffs = coefficients
return chart