/** Confirm that the equals method can distinguish all the required fields. */ public void testEquals() { NumberAxis a1 = new NumberAxis("Test"); NumberAxis a2 = new NumberAxis("Test"); assertTrue(a1.equals(a2)); // private boolean autoRangeIncludesZero; a1.setAutoRangeIncludesZero(false); assertFalse(a1.equals(a2)); a2.setAutoRangeIncludesZero(false); assertTrue(a1.equals(a2)); // private boolean autoRangeStickyZero; a1.setAutoRangeStickyZero(false); assertFalse(a1.equals(a2)); a2.setAutoRangeStickyZero(false); assertTrue(a1.equals(a2)); // private NumberTickUnit tickUnit; a1.setTickUnit(new NumberTickUnit(25.0)); assertFalse(a1.equals(a2)); a2.setTickUnit(new NumberTickUnit(25.0)); assertTrue(a1.equals(a2)); // private NumberFormat numberFormatOverride; a1.setNumberFormatOverride(new DecimalFormat("0.00")); assertFalse(a1.equals(a2)); a2.setNumberFormatOverride(new DecimalFormat("0.00")); assertTrue(a1.equals(a2)); }
public JFreeChart createChart(int size) { CategoryDataset paramCategoryDataset = createDataset(size); // 创建主题样式 StandardChartTheme standardChartTheme = new StandardChartTheme("CN"); // 设置标题字体 standardChartTheme.setExtraLargeFont(new Font("隶书", Font.BOLD, 20)); // 设置图例的字体 standardChartTheme.setRegularFont(new Font("宋书", Font.PLAIN, 12)); // 设置轴向的字体 standardChartTheme.setLargeFont(new Font("宋书", Font.PLAIN, 12)); // 应用主题样式 ChartFactory.setChartTheme(standardChartTheme); JFreeChart localJFreeChart = ChartFactory.createLineChart( title, "期号", yTitle, paramCategoryDataset, PlotOrientation.VERTICAL, true, true, false); CategoryPlot localCategoryPlot = (CategoryPlot) localJFreeChart.getPlot(); // SymbolAxis localSymbolAxis = new SymbolAxis("个数", new String[] { // "0", "1", "2", "3", "4", "5", "6" }); // localCategoryPlot.setRangeAxis(localSymbolAxis); ChartUtilities.applyCurrentTheme(localJFreeChart); LineAndShapeRenderer xyitem = (LineAndShapeRenderer) localCategoryPlot.getRenderer(); CategoryPlot plot = (CategoryPlot) localJFreeChart.getPlot(); // 设置网格背景颜色 plot.setBackgroundPaint(Color.white); // 设置网格竖线颜色 plot.setDomainGridlinePaint(Color.black); // 设置网格横线颜色 plot.setRangeGridlinePaint(Color.black); // 设置曲线图与xy轴的距离 plot.setAxisOffset(new RectangleInsets(0D, 0D, 0D, 0D)); NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); rangeAxis.setAutoRangeIncludesZero(true); if ("和值".equals(type)) { rangeAxis.setLowerBound(70); rangeAxis.setTickUnit(new NumberTickUnit(10)); } else { rangeAxis.setLowerBound(0); rangeAxis.setTickUnit(new NumberTickUnit(1)); } // rangeAxis.setUpperMargin(0.20); // 设置曲线显示各数据点的值 xyitem.setBaseItemLabelsVisible(true); xyitem.setBasePositiveItemLabelPosition( new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12, TextAnchor.BASELINE_LEFT)); xyitem.setSeriesStroke(0, new BasicStroke(1.5F)); xyitem.setBaseItemLabelFont(new Font("Dialog", 1, 14)); xyitem.setSeriesShapesVisible(0, true); plot.setRenderer(xyitem); return localJFreeChart; }
/** * Set lower and upper limits for an ordinate * * @param i Axis index * @param lower Lower limit * @param upper Upper limit * @param tick Tick unit */ public void setOrdinateRange(int i, double lower, double upper, double tick) { NumberAxis e = AxesList.get(i); e.setAutoRange(false); e.setLowerBound(lower); e.setUpperBound(upper); e.setTickUnit(new NumberTickUnit(tick)); }
protected void selectVerticalAutoTickUnit( Graphics2D g2, Rectangle2D dataArea, RectangleEdge edge) { double tickLabelHeight = estimateMaximumTickLabelHeight(g2); TickUnitSource tickUnits = getStandardTickUnits(); TickUnit unit1 = tickUnits.getCeilingTickUnit(getTickUnit()); double unitHeight = lengthToJava2D(unit1.getSize(), dataArea, edge); double guess = unit1.getSize(); if (unitHeight > 0.0d) { guess = (tickLabelHeight / unitHeight) * unit1.getSize(); } NumberTickUnit unit2 = (NumberTickUnit) tickUnits.getCeilingTickUnit(guess); if (estimateMaximumTickLabelHeight(g2) > lengthToJava2D(unit2.getSize(), dataArea, edge)) { unit2 = (NumberTickUnit) tickUnits.getLargerTickUnit(unit2); } setTickUnit(unit2, DEFAULT_VERTICAL_TICK_LABELS, DEFAULT_VERTICAL_TICK_LABELS); }
protected void selectHorizontalAutoTickUnit( Graphics2D g2, Rectangle2D dataArea, RectangleEdge edge) { double tickLabelWidth = estimateMaximumTickLabelWidth(g2, getTickUnit()); TickUnitSource tickUnits = getStandardTickUnits(); TickUnit unit1 = tickUnits.getCeilingTickUnit(getTickUnit()); NumberTickUnit unit2 = (NumberTickUnit) tickUnits.getCeilingTickUnit( (tickLabelWidth / lengthToJava2D(unit1.getSize(), dataArea, edge)) * unit1.getSize()); if (estimateMaximumTickLabelWidth(g2, unit2) > lengthToJava2D(unit2.getSize(), dataArea, edge)) { unit2 = (NumberTickUnit) tickUnits.getLargerTickUnit(unit2); } setTickUnit(unit2, DEFAULT_VERTICAL_TICK_LABELS, DEFAULT_VERTICAL_TICK_LABELS); }
private static JFreeChart createDistributionViewChart() { XYPlot plot = new XYPlot(); XYLineAndShapeRenderer dRenderer = new XYSplineRenderer(); dRenderer.setBaseShapesVisible(false); dRenderer.setAutoPopulateSeriesPaint(false); dRenderer.setAutoPopulateSeriesStroke(false); dRenderer.setBaseStroke(TsCharts.getStrongStroke(LinesThickness.Thin)); dRenderer.setDrawSeriesLineAsPath(true); // not sure if useful plot.setDataset(DISTRIBUTION_INDEX, Charts.emptyXYDataset()); plot.setRenderer(DISTRIBUTION_INDEX, dRenderer); XYBarRenderer hRenderer = new XYBarRenderer(); hRenderer.setShadowVisible(false); hRenderer.setDrawBarOutline(true); hRenderer.setAutoPopulateSeriesPaint(false); hRenderer.setAutoPopulateSeriesOutlinePaint(false); hRenderer.setBaseSeriesVisibleInLegend(false); plot.setDataset(HISTOGRAM_INDEX, Charts.emptyXYDataset()); plot.setRenderer(HISTOGRAM_INDEX, hRenderer); NumberAxis domainAxis = new NumberAxis(); domainAxis.setTickLabelPaint(TsCharts.CHART_TICK_LABEL_COLOR); plot.setDomainAxis(domainAxis); plot.setDomainGridlinesVisible(false); NumberAxis rangeAxis = new NumberAxis(); rangeAxis.setTickLabelPaint(TsCharts.CHART_TICK_LABEL_COLOR); rangeAxis.setTickUnit(new NumberTickUnit(0.05)); rangeAxis.setNumberFormatOverride(new DecimalFormat("0.###")); plot.setRangeAxis(rangeAxis); plot.mapDatasetToDomainAxis(0, 0); plot.mapDatasetToRangeAxis(0, 0); plot.mapDatasetToDomainAxis(1, 0); plot.mapDatasetToRangeAxis(1, 0); JFreeChart result = new JFreeChart("", JFreeChart.DEFAULT_TITLE_FONT, plot, true); result.setPadding(TsCharts.CHART_PADDING); result.getTitle().setFont(TsCharts.CHART_TITLE_FONT); result.getLegend().setFrame(BlockBorder.NONE); result.getLegend().setBackgroundPaint(null); return result; }
public static JFreeChart createChartZhu(IntervalXYDataset dataset) { JFreeChart chart = ChartFactory.createXYBarChart( "时间段内车辆出入统计柱形图", // title "数据日期从" + min + "到" + max, true, // x-axis label "车辆出入数量", // y-axis label dataset, PlotOrientation.VERTICAL, // data true, // create legend? true, // generate tooltips? false // generate URLs? ); chart.setBackgroundPaint(Color.white); chart.getTitle().setFont(new Font("宋体", Font.BOLD, 15)); // chart.getCategoryPlot().getDomainAxis().setCategoryLabelPositions(CategoryLabelPositions.UP_45); XYPlot plot2 = (XYPlot) chart.getPlot(); plot2.setBackgroundPaint(Color.lightGray); plot2.setDomainGridlinePaint(Color.white); plot2.setRangeGridlinePaint(Color.white); plot2.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0)); // 设定坐标轴与图表数据显示部分距离 plot2.setDomainCrosshairVisible(true); plot2.setRangeCrosshairVisible(true); plot2.getRangeAxis().setLabelFont(new Font("宋体", Font.BOLD, 15)); // 横轴框里的标题字体 chart.getLegend().setItemFont(new Font("宋体", Font.ITALIC, 10)); // 横轴列表字体 plot2.getDomainAxis().setTickLabelFont(new Font("新宋体", 1, 10)); // 横轴小标题字体 plot2.getDomainAxis().setLabelFont(new Font("新宋体", 1, 10)); plot2.setNoDataMessage("没有数据"); plot2.setBackgroundAlpha(0.5f); XYBarRenderer xyBarRender = new XYBarRenderer(); xyBarRender.setMargin(0.5); // 设置柱形图之间的间隔 GradientPaint gradientpaint1 = new GradientPaint(0.0F, 0.0F, Color.black, 0.0F, 0.0F, new Color(0, 0, 64)); GradientPaint gradientpaint3 = new GradientPaint(0.0F, 0.0F, Color.red, 0.0F, 0.0F, new Color(64, 0, 0)); xyBarRender.setSeriesPaint(0, gradientpaint1); xyBarRender.setSeriesPaint(1, gradientpaint3); xyBarRender.setSeriesVisibleInLegend(1, true, true); xyBarRender.setBarAlignmentFactor(0.5); xyBarRender.setDrawBarOutline(false); xyBarRender.setSeriesStroke( 0, new BasicStroke( 2.0f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND, 1.0f, new float[] {10.0f, 6.0f}, 0.0f)); xyBarRender.setSeriesStroke( 1, new BasicStroke( 5.0f, BasicStroke.CAP_SQUARE, BasicStroke.JOIN_ROUND, 5.0f, new float[] {15.0f, 10.0f}, 10.0f)); plot2.setRenderer(xyBarRender); ClusteredXYBarRenderer clusteredxybarrenderer = new ClusteredXYBarRenderer(0.001D, false); plot2.setRenderer(clusteredxybarrenderer); // CategoryAxis横抽,通过getDomainAxis取得,NumberAxis纵轴,通过getRangeAxis取得。 DateAxis axis = (DateAxis) plot2.getDomainAxis(); // axis.setDateFormatOverride(new SimpleDateFormat("yyyy-MM-dd")); if (type == 0) // type = 0则以1天为横轴最小坐标,为1则以1月为横轴最小坐标 { axis.setDateFormatOverride(new SimpleDateFormat("dd")); // 设置时间格式 axis.setTickUnit(new DateTickUnit(DateTickUnit.DAY, 1)); } else { axis.setDateFormatOverride(new SimpleDateFormat("yyyy-MM")); axis.setTickUnit(new DateTickUnit(DateTickUnit.MONTH, 1)); } axis.setLabelFont(new Font("黑体", Font.TRUETYPE_FONT, 12)); // axis.setLabelAngle(0.85); axis.setAutoTickUnitSelection(false); // 时间轴的数据标签是否自动确 // ItemLabelPosition itemlabelposition = new // ItemLabelPosition(ItemLabelAnchor.INSIDE12,TextAnchor.CENTER_RIGHT,TextAnchor.CENTER_RIGHT, // -1.57D); // 下面这一块是用来设置轴的时间间隔的,可能会出现,出错时可以简单设处日期就行了 // 设置X轴间隔的另一种方法更好不出错 int a = 1; a = (int) (daycount / 10) + 1; // axis.setTickUnit(new DateTickUnit(DateTickUnit.DAY,a)); // axis.setLabelAngle(0.45); // axis.setLabelInsets(, true); NumberAxis numberaxis = (NumberAxis) plot2.getRangeAxis(); numberaxis.setAxisLineVisible(false); // 是否显示纵坐标 numberaxis.setTickMarksVisible(false); // 是否显示坐标标尺 numberaxis.setAutoRangeIncludesZero(false); // 是否自动包含0起点? 默认为true numberaxis.setAutoTickUnitSelection(false); // 数据轴的数据标签是否自动确定 int space_y = (int) ((highValue_Y * 1.1 - minValue_Y * 0.9) / 10); if (space_y == 0) space_y = 1; System.out.println("spacespace sapce space" + space_y); numberaxis.setTickUnit(new NumberTickUnit(space_y)); // 设置刻度显示的密度 numberaxis.setAutoRangeMinimumSize(2D); return chart; }
// configuramos el eje y de la gráfica (números enteros de dos en dos y rango entre 120 y 135) private void configurarRangeAxis(NumberAxis rangeAxis) { rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); rangeAxis.setTickUnit(new NumberTickUnit(1)); rangeAxis.setRange(-5, 5); }
// configuramos el eje X de la gráfica (se muestran números enteros y de uno en uno) private void configurarDomainAxis(NumberAxis domainAxis) { domainAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); domainAxis.setTickUnit(new NumberTickUnit(10)); }
static JFreeChart createChart( NavigableMap<TimeAxisKey, DiffStat> aggregatedDiffstats, DiffStatConfiguration configuration) { boolean legend = false; boolean tooltips = false; boolean urls = false; Font helvetica = new Font("Helvetica", Font.PLAIN, 11 * configuration.multiplierInt()); XYDatasetMinMax datasetMinMax = createDeltaDataset("Additions and Delections", aggregatedDiffstats); XYDataset dataset = datasetMinMax.dataset; JFreeChart chart = ChartFactory.createTimeSeriesChart("", "", "", dataset, legend, tooltips, urls); chart.setBackgroundPaint(WHITE); chart.setBorderVisible(false); float strokeWidth = 1.2f * configuration.multiplierFloat(); XYPlot plot = chart.getXYPlot(); plot.setOrientation(VERTICAL); plot.setBackgroundPaint(WHITE); plot.setDomainGridlinesVisible(true); plot.setDomainGridlinePaint(AXIS_LINE_COLOR); plot.setDomainGridlineStroke(new BasicStroke(1.0f * configuration.multiplierFloat())); plot.setRangeGridlinesVisible(false); plot.setOutlineVisible(false); DateAxis dateAxis = (DateAxis) plot.getDomainAxis(); dateAxis.setDateFormatOverride(new SimpleDateFormat("MM/yy")); dateAxis.setTickLabelFont(helvetica); dateAxis.setAxisLineVisible(false); dateAxis.setTickUnit(computeDateTickUnit(aggregatedDiffstats)); RectangleInsets insets = new RectangleInsets( 8.0d * configuration.multiplierDouble(), 4.0d * configuration.multiplierDouble(), 4.0d * configuration.multiplierDouble(), 4.0d * configuration.multiplierDouble()); dateAxis.setTickLabelInsets(insets); NumberAxis additionDeletionAxis = (NumberAxis) plot.getRangeAxis(0); additionDeletionAxis.setAxisLineVisible(false); additionDeletionAxis.setLabel("Additions and Deletions"); additionDeletionAxis.setLabelFont(helvetica); additionDeletionAxis.setTickLabelFont(helvetica); additionDeletionAxis.setRangeType(RangeType.FULL); int lowerBound = datasetMinMax.min + (int) (datasetMinMax.min * 0.1d); additionDeletionAxis.setLowerBound(lowerBound); int upperBound = datasetMinMax.max + (int) (datasetMinMax.max * 0.1d); additionDeletionAxis.setUpperBound(upperBound); additionDeletionAxis.setNumberFormatOverride(new AbbreviatingNumberFormat()); additionDeletionAxis.setMinorTickMarksVisible(false); additionDeletionAxis.setTickMarkInsideLength(5.0f * configuration.multiplierFloat()); additionDeletionAxis.setTickMarkOutsideLength(0.0f); additionDeletionAxis.setTickMarkStroke(new BasicStroke(2.0f * configuration.multiplierFloat())); additionDeletionAxis.setTickUnit( new NumberTickUnit(computeTickUnitSize(datasetMinMax.max + abs(datasetMinMax.min)))); XYAreaRenderer areaRenderer = new XYAreaRenderer(XYAreaRenderer.AREA); areaRenderer.setOutline(true); areaRenderer.setSeriesOutlinePaint(0, ADDED_STROKE); areaRenderer.setSeriesOutlineStroke(0, new BasicStroke(strokeWidth)); areaRenderer.setSeriesPaint(0, ADDED_FILL); areaRenderer.setSeriesOutlinePaint(1, REMOVED_STROKE); areaRenderer.setSeriesOutlineStroke(1, new BasicStroke(strokeWidth)); areaRenderer.setSeriesPaint(1, REMOVED_FILL); plot.setRenderer(0, areaRenderer); // Total Axis NumberAxis totalAxis = new NumberAxis("Total Lines"); totalAxis.setAxisLineVisible(false); totalAxis.setLabelPaint(VALUE_LABEL); totalAxis.setTickLabelPaint(TOTAL_LABEL); totalAxis.setLabelFont(helvetica); totalAxis.setTickLabelFont(helvetica); totalAxis.setNumberFormatOverride(new AbbreviatingNumberFormat()); totalAxis.setMinorTickMarksVisible(false); totalAxis.setTickMarkInsideLength(5.0f * configuration.multiplierFloat()); totalAxis.setTickMarkOutsideLength(0.0f); totalAxis.setTickMarkStroke(new BasicStroke(2.0f * configuration.multiplierFloat())); totalAxis.setTickMarkPaint(TOTAL_LABEL); plot.setRangeAxis(1, totalAxis); plot.setRangeAxisLocation(1, AxisLocation.BOTTOM_OR_RIGHT); XYDatasetAndTotal datasetAndTotal = createTotalDataset("Total Lines", aggregatedDiffstats); XYDataset totalDataSet = datasetAndTotal.dataset; plot.setDataset(1, totalDataSet); plot.mapDatasetToRangeAxis(1, 1); // XYItemRenderer totalRenderer = new XYSplineRenderer(); XYItemRenderer totalRenderer = new StandardXYItemRenderer(); totalRenderer.setSeriesPaint(0, TOTAL_FILL); totalRenderer.setSeriesStroke( 0, new BasicStroke( strokeWidth, CAP_ROUND, JOIN_ROUND, 10.0f * configuration.multiplierFloat(), new float[] { 6.0f * configuration.multiplierFloat(), 3.0f * configuration.multiplierFloat() }, 0.0f)); plot.setRenderer(1, totalRenderer); totalAxis.setTickUnit(new NumberTickUnit(computeTickUnitSize(datasetAndTotal.total))); return chart; }
/** * Generates a chart in PNG format. * * @param outputFile the output file, it should exist. * @param pxWidth the image width in pixels. * @param pxHeight the image height in pixels. * @param chartTitle the chart title, may be null. * @param xAxisTitle the x axis title * @param yDataSeriesRange the axis range (null for auto) * @param yDataSeriesTitles the Y axis titles. * @param timeValuesInSeconds the time values in seconds * @param yDataSeries the Y axis value series. * @param yDataSeriesColors the Y axis value series drawing colors. * @param yDataSeriesTickSuffix TODO explain argument yDataSeriesTickSuffix * @param drawBorder draw, or not, the border. * @param backgroundColor the chart background color. */ final void generatePngChart( File outputFile, int pxWidth, int pxHeight, String chartTitle, String xAxisTitle, String[] yDataSeriesTitles, double[] timeValuesInSeconds, double[][] yDataSeriesRange, double[][] yDataSeries, Color[] yDataSeriesColors, String[] yDataSeriesTickSuffix, boolean drawBorder, Color backgroundColor) { // Domain axis NumberAxis xAxis = new NumberAxis(xAxisTitle); xAxis.setFixedDimension(CHART_AXIS_DIMENSION); xAxis.setLabelPaint(Color.black); xAxis.setTickLabelPaint(Color.black); double maxSeconds = getMaxValue(timeValuesInSeconds); TimeAxisResolution xAxisRes = TimeAxisResolution.findTimeUnit(maxSeconds); xAxis.setTickUnit(new NumberTickUnit(xAxisRes.tickStep)); double[] scaledTimeValues = xAxisRes.scale(timeValuesInSeconds); String tickSymbol = I18N.getString(locale, "running.job.details.chart.timeunit.symbol." + xAxisRes.name()); xAxis.setNumberFormatOverride(new DecimalFormat("###.##'" + tickSymbol + "'")); // First dataset String firstDataSetTitle = yDataSeriesTitles[0]; XYDataset firstDataSet = createXYDataSet(firstDataSetTitle, scaledTimeValues, yDataSeries[0]); Color firstDataSetColor = yDataSeriesColors[0]; // First range axis NumberAxis firstYAxis = new NumberAxis(firstDataSetTitle); firstYAxis.setFixedDimension(CHART_AXIS_DIMENSION); setAxisRange(firstYAxis, yDataSeriesRange[0]); firstYAxis.setLabelPaint(firstDataSetColor); firstYAxis.setTickLabelPaint(firstDataSetColor); String firstAxisTickSuffix = yDataSeriesTickSuffix[0]; if (firstAxisTickSuffix != null && !firstAxisTickSuffix.isEmpty()) { firstYAxis.setNumberFormatOverride(new DecimalFormat("###.##'" + firstAxisTickSuffix + "'")); } // Create the plot with domain axis and first range axis XYPlot plot = new XYPlot(firstDataSet, xAxis, firstYAxis, null); XYLineAndShapeRenderer firstRenderer = new XYLineAndShapeRenderer(true, false); plot.setRenderer(firstRenderer); plot.setOrientation(PlotOrientation.VERTICAL); plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.white); plot.setRangeGridlinePaint(Color.white); plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0)); firstRenderer.setSeriesPaint(0, firstDataSetColor); // Now iterate on next axes for (int i = 1; i < yDataSeries.length; i++) { // Create axis String seriesTitle = yDataSeriesTitles[i]; Color seriesColor = yDataSeriesColors[i]; NumberAxis yAxis = new NumberAxis(seriesTitle); yAxis.setFixedDimension(CHART_AXIS_DIMENSION); setAxisRange(yAxis, yDataSeriesRange[i]); yAxis.setLabelPaint(seriesColor); yAxis.setTickLabelPaint(seriesColor); String yAxisTickSuffix = yDataSeriesTickSuffix[i]; if (yAxisTickSuffix != null && !yAxisTickSuffix.isEmpty()) { yAxis.setNumberFormatOverride(new DecimalFormat("###.##'" + yAxisTickSuffix + "'")); } // Create dataset and add axis to plot plot.setRangeAxis(i, yAxis); plot.setRangeAxisLocation(i, AxisLocation.BOTTOM_OR_LEFT); plot.setDataset(i, createXYDataSet(seriesTitle, scaledTimeValues, yDataSeries[i])); plot.mapDatasetToRangeAxis(i, i); XYItemRenderer renderer = new StandardXYItemRenderer(); renderer.setSeriesPaint(0, seriesColor); plot.setRenderer(i, renderer); } // Create the chart JFreeChart chart = new JFreeChart(chartTitle, JFreeChart.DEFAULT_TITLE_FONT, plot, false); // Customize rendering chart.setBackgroundPaint(Color.white); chart.setBorderVisible(true); chart.setBorderPaint(Color.BLACK); // Render image try { ChartUtilities.saveChartAsPNG(outputFile, chart, pxWidth, pxHeight); } catch (IOException e) { LOG.error("Chart export failed", e); } }
private JFreeChart display( String title, int height, int width, String category, List<Report> toolResults) { JFrame f = new JFrame(title); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); // averages ArrayList<Double> averageFalseRates = new ArrayList<Double>(); ArrayList<Double> averageTrueRates = new ArrayList<Double>(); double averageFalseRate = 0; double averageTrueRate = 0; XYSeriesCollection dataset = new XYSeriesCollection(); XYSeries series = new XYSeries("Scores"); for (int i = 0; i < toolResults.size(); i++) { Report toolReport = toolResults.get(i); OverallResult overallResults = toolReport.getOverallResults().getResults(category); series.add( overallResults.getFalsePositiveRate() * 100, overallResults.getTruePositiveRate() * 100); if (toolReport.isCommercial()) { averageFalseRates.add(overallResults.getFalsePositiveRate()); averageTrueRates.add(overallResults.getTruePositiveRate()); } } for (double d : averageFalseRates) { averageFalseRate += d; } averageFalseRate = averageFalseRate / averageFalseRates.size(); for (double d : averageTrueRates) { averageTrueRate += d; } averageTrueRate = averageTrueRate / averageTrueRates.size(); series.add(averageFalseRate * 100, averageTrueRate * 100); dataset.addSeries(series); afr = averageFalseRate; atr = averageTrueRate; chart = ChartFactory.createScatterPlot( title, "False Positive Rate", "True Positive Rate", dataset, PlotOrientation.VERTICAL, true, true, false); String fontName = "Arial"; DecimalFormat pctFormat = new DecimalFormat("0'%'"); theme = (StandardChartTheme) org.jfree.chart.StandardChartTheme.createJFreeTheme(); theme.setExtraLargeFont(new Font(fontName, Font.PLAIN, 24)); // title theme.setLargeFont(new Font(fontName, Font.PLAIN, 20)); // axis-title theme.setRegularFont(new Font(fontName, Font.PLAIN, 16)); theme.setSmallFont(new Font(fontName, Font.PLAIN, 12)); theme.setRangeGridlinePaint(Color.decode("#C0C0C0")); theme.setPlotBackgroundPaint(Color.white); theme.setChartBackgroundPaint(Color.white); theme.setGridBandPaint(Color.red); theme.setAxisOffset(new RectangleInsets(0, 0, 0, 0)); theme.setBarPainter(new StandardBarPainter()); theme.setAxisLabelPaint(Color.decode("#666666")); theme.apply(chart); XYPlot xyplot = chart.getXYPlot(); NumberAxis rangeAxis = (NumberAxis) xyplot.getRangeAxis(); NumberAxis domainAxis = (NumberAxis) xyplot.getDomainAxis(); xyplot.setOutlineVisible(true); rangeAxis.setRange(-5, 109.99); rangeAxis.setNumberFormatOverride(pctFormat); rangeAxis.setTickLabelPaint(Color.decode("#666666")); rangeAxis.setMinorTickCount(5); rangeAxis.setTickUnit(new NumberTickUnit(10)); rangeAxis.setAxisLineVisible(true); rangeAxis.setMinorTickMarksVisible(true); rangeAxis.setTickMarksVisible(true); rangeAxis.setLowerMargin(10); rangeAxis.setUpperMargin(10); xyplot.setRangeGridlineStroke(new BasicStroke()); xyplot.setRangeGridlinePaint(Color.lightGray); xyplot.setRangeMinorGridlinePaint(Color.decode("#DDDDDD")); xyplot.setRangeMinorGridlinesVisible(true); domainAxis.setRange(-5, 105); domainAxis.setNumberFormatOverride(pctFormat); domainAxis.setTickLabelPaint(Color.decode("#666666")); domainAxis.setMinorTickCount(5); domainAxis.setTickUnit(new NumberTickUnit(10)); domainAxis.setAxisLineVisible(true); domainAxis.setTickMarksVisible(true); domainAxis.setMinorTickMarksVisible(true); domainAxis.setLowerMargin(10); domainAxis.setUpperMargin(10); xyplot.setDomainGridlineStroke(new BasicStroke()); xyplot.setDomainGridlinePaint(Color.lightGray); xyplot.setDomainMinorGridlinePaint(Color.decode("#DDDDDD")); xyplot.setDomainMinorGridlinesVisible(true); chart.setTextAntiAlias(true); chart.setAntiAlias(true); chart.removeLegend(); chart.setPadding(new RectangleInsets(20, 20, 20, 20)); xyplot.getRenderer().setSeriesPaint(0, Color.decode("#4572a7")); // // setup item labels // XYItemRenderer renderer = xyplot.getRenderer(); // Shape circle = new Ellipse2D.Float(-2.0f, -2.0f, 7.0f, 7.0f); // for ( int i = 0; i < dataset.getSeriesCount(); i++ ) { // renderer.setSeriesShape(i, circle); // renderer.setSeriesPaint(i, Color.blue); // String label = ""+((String)dataset.getSeries(i).getKey()); // int idx = label.indexOf( ':'); // label = label.substring( 0, idx ); // StandardXYItemLabelGenerator generator = new StandardXYItemLabelGenerator(label); // renderer.setSeriesItemLabelGenerator(i, generator); // renderer.setSeriesItemLabelsVisible(i, true); // ItemLabelPosition position = new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12, // TextAnchor.BASELINE_CENTER ); // renderer.setSeriesPositiveItemLabelPosition(i, position); // } makeDataLabels(category, toolResults, xyplot); makeLegend(category, toolResults, 57, 48, dataset, xyplot); Stroke dashed = new BasicStroke(1, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL, 0, new float[] {6, 3}, 0); for (XYDataItem item : (List<XYDataItem>) series.getItems()) { double x = item.getX().doubleValue(); double y = item.getY().doubleValue(); double z = (x + y) / 2; XYLineAnnotation score = new XYLineAnnotation(x, y, z, z, dashed, Color.blue); xyplot.addAnnotation(score); } // // put legend inside plot // LegendTitle lt = new LegendTitle(xyplot); // lt.setItemFont(theme.getSmallFont()); // lt.setPosition(RectangleEdge.RIGHT); // lt.setItemFont(theme.getSmallFont()); // XYTitleAnnotation ta = new XYTitleAnnotation(.7, .55, lt, RectangleAnchor.TOP_LEFT); // ta.setMaxWidth(0.48); // xyplot.addAnnotation(ta); // draw guessing line XYLineAnnotation guessing = new XYLineAnnotation(-5, -5, 105, 105, dashed, Color.red); xyplot.addAnnotation(guessing); XYPointerAnnotation worse = makePointer(75, 5, "Worse than guessing", TextAnchor.TOP_CENTER, 90); xyplot.addAnnotation(worse); XYPointerAnnotation better = makePointer(25, 100, "Better than guessing", TextAnchor.BOTTOM_CENTER, 270); xyplot.addAnnotation(better); XYTextAnnotation stroketext = new XYTextAnnotation(" Random Guess", 88, 107); stroketext.setTextAnchor(TextAnchor.CENTER_RIGHT); stroketext.setBackgroundPaint(Color.white); stroketext.setPaint(Color.red); stroketext.setFont(theme.getRegularFont()); xyplot.addAnnotation(stroketext); XYLineAnnotation strokekey = new XYLineAnnotation(58, 107, 68, 107, dashed, Color.red); xyplot.setBackgroundPaint(Color.white); xyplot.addAnnotation(strokekey); ChartPanel cp = new ChartPanel( chart, height, width, 400, 400, 1200, 1200, false, false, false, false, false, false); f.add(cp); f.pack(); f.setLocationRelativeTo(null); // f.setVisible(true); return chart; }
public void setTickUnit(NumberTickUnit unit) { setTickUnit(unit, DEFAULT_AUTO_RANGE_STICKY_ZERO, DEFAULT_AUTO_RANGE_STICKY_ZERO); }
public Drawable createChart(ADCDataset dataset, Dimension dimension) { JFreeChart chart = ChartFactory.createBarChart( "", // chart title "", // domain axis label "", // range axis label dataset, // data PlotOrientation.VERTICAL, // the plot orientation false, // legend false, // tooltips false // urls ); TextTitle textTitle = new TextTitle(dataset.get(Attribute.TITLE), TITLE_FONT); textTitle.setPadding(new RectangleInsets(10, 0, 0, 0)); chart.setTitle(textTitle); chart.addLegend(createLegend(dataset.getRowKey(0).toString(), dataset.getRowKey(1).toString())); CategoryPlot plot = (CategoryPlot) chart.getPlot(); plot.setBackgroundPaint(Color.white); plot.setOutlineVisible(false); plot.setAxisOffset(new RectangleInsets(0, 0, 0, 0)); plot.setDomainGridlinesVisible(false); plot.setRangeGridlinesVisible(true); plot.setRangeGridlinePaint(Color.gray); plot.setRangeGridlineStroke(new BasicStroke(2)); NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setAutoTickUnitSelection(true); rangeAxis.setTickUnit(new NumberTickUnit(0.2, percentFormatter())); rangeAxis.setAxisLineVisible(true); rangeAxis.setLabel(dataset.get(Attribute.Y_AXIS_LABEL)); rangeAxis.setAxisLineStroke(new BasicStroke(2)); rangeAxis.setAxisLinePaint(Color.black); rangeAxis.setTickMarksVisible(false); rangeAxis.setLabelPaint(AXIS_LABEL_COLOR); rangeAxis.setLabelFont(AXIS_LABEL_FONT); rangeAxis.setLabelInsets(new RectangleInsets(0, 0, 0, 0)); rangeAxis.setUpperMargin(0); rangeAxis.setAutoRange(false); rangeAxis.setRange(0, 1); CategoryAxis cAxis = plot.getDomainAxis(); cAxis.setTickMarksVisible(false); cAxis.setAxisLinePaint(Color.black); cAxis.setAxisLineStroke(new BasicStroke(2)); cAxis.setLabel(dataset.get(Attribute.X_AXIS_LABEL)); cAxis.setTickLabelsVisible(true); cAxis.setUpperMargin(0.05); cAxis.setLowerMargin(0.05); cAxis.setTickLabelFont(CAXIS_LABEL_FONT); cAxis.setTickLabelPaint(Color.black); CustomBarRenderer renderer = new CustomBarRenderer(); plot.setRenderer(renderer); renderer.setDrawBarOutline(false); renderer.setBaseItemLabelsVisible(false); renderer.setShadowVisible(false); renderer.setBarPainter(new StandardBarPainter()); renderer.setMaximumBarWidth(0.08); renderer.setItemMargin(0.01); return new JFreeChartDrawable(chart, dimension); }
private File createPNG( String streamName, int width, int height, String outputPath, boolean isLine, boolean isShape) { StreamDatabaseDriver db = null; String requestingUser = owner; String streamOwner = owner; String startTime = fmt.print(startDate); String endTime = fmt.print(endDate); try { db = DatabaseConnector.getStreamDatabase(); boolean isData = db.prepareQuery( requestingUser, streamOwner, streamName, startTime, endTime, null, null, 0, 0, 0, true, null); Stream stream = db.getStoredStreamInfo(); if (!isData) { Log.error("isData null"); return null; } if (stream.num_samples > width) { db.close(); db = DatabaseConnector.getStreamDatabase(); int skipEveryNth = (int) (stream.num_samples / width); isData = db.prepareQuery( requestingUser, streamOwner, streamName, startTime, endTime, null, null, 0, 0, skipEveryNth, false, null); stream = db.getStoredStreamInfo(); if (!isData) { Log.error("isData null"); return null; } } // Prepare data XYSeries[] series = null; long minTsInterval = Long.MAX_VALUE; // to determine whether to use marker on the plot. long prevTimestamp = -1; Object[] tuple = new Object[db.getStoredStreamInfo().channels.size() + 1]; while (db.getNextTuple(tuple)) { // Init XYSeries array if (series == null) { series = new XYSeries[tuple.length - 1]; for (int i = 0; i < series.length; i++) { series[i] = new XYSeries(stream.channels.get(i).name); } } long timestamp = ((Long) tuple[0]).longValue(); for (int i = 1; i < tuple.length; i++) { try { series[i - 1].add(timestamp, (Number) tuple[i]); } catch (ClassCastException e) { continue; } } long diff = timestamp - prevTimestamp; if (diff > 0 && diff < minTsInterval) { minTsInterval = diff; } prevTimestamp = timestamp; } db.close(); db = null; if (series == null) { throw new UnsupportedOperationException("No data for " + streamName); } XYSeriesCollection xyDataset = new XYSeriesCollection(); for (XYSeries s : series) { xyDataset.addSeries(s); } // Generate title string long start = (long) series[0].getMinX(); long end = (long) series[0].getMaxX(); Timestamp startTimestamp = new Timestamp(start); Timestamp endTimestamp = new Timestamp(end); String title = stream.owner + ": " + stream.name + "\n" + startTimestamp.toString() + " ~ " + endTimestamp.toString(); // Create the chart object DateAxis xAxis = new DateAxis("Time"); xAxis.setDateFormatOverride(new SimpleDateFormat("hh:mm aa")); // NumberAxis xAxis = new NumberAxis(""); long margin = (endDate.getMillis() - startDate.getMillis()) / 24; xAxis.setRange( new Date(startDate.getMillis() - margin), new Date(endDate.getMillis() + margin)); NumberAxis yAxis = new NumberAxis("Value"); yAxis.setAutoRangeIncludesZero(false); // override default if (streamName.equals(ACTIVITY_SENSOR)) { yAxis.setTickUnit(new NumberTickUnit(1.0)); yAxis.setRange(0.0, 4.0); } else if (streamName.equals(STRESS_SENSOR)) { yAxis.setTickUnit(new NumberTickUnit(1.0)); yAxis.setRange(0.0, 1.0); } else if (streamName.equals(CONVERSATION_SENSOR)) { yAxis.setTickUnit(new NumberTickUnit(1.0)); yAxis.setRange(0.0, 2.0); } StandardXYItemRenderer renderer; // long dataCount = (end - start) / minTsInterval; // if (dataCount <= width) { // renderer = new StandardXYItemRenderer(StandardXYItemRenderer.LINES + // StandardXYItemRenderer.SHAPES); // } else { // renderer = new StandardXYItemRenderer(StandardXYItemRenderer.LINES); // } if (isLine && isShape) { renderer = new StandardXYItemRenderer( StandardXYItemRenderer.LINES + StandardXYItemRenderer.SHAPES); } else if (isLine && !isShape) { renderer = new StandardXYItemRenderer(StandardXYItemRenderer.LINES); } else if (!isLine && isShape) { renderer = new StandardXYItemRenderer(StandardXYItemRenderer.SHAPES); } else { renderer = new StandardXYItemRenderer(StandardXYItemRenderer.LINES); } // renderer.setShapesFilled(true); XYPlot plot = new XYPlot(xyDataset, xAxis, yAxis, renderer); JFreeChart chart = new JFreeChart(title, new Font(Font.SANS_SERIF, Font.BOLD, 12), plot, true); // JFreeChart chart = new JFreeChart(title, plot); chart.setBackgroundPaint(java.awt.Color.WHITE); chart.removeLegend(); // Marker final Color c = new Color(255, 60, 24, 63); List<Range> markerRanges = getUnsharedRanges(streamOwner, streamName); for (Range range : markerRanges) { Marker marker = new IntervalMarker( range.startTimeInMillis, range.endTimeInMillis, c, new BasicStroke(2.0f), null, null, 1.0f); plot.addDomainMarker(marker, Layer.BACKGROUND); } ChartRenderingInfo info = new ChartRenderingInfo(new StandardEntityCollection()); String filename = ServletUtilities.saveChartAsPNG(chart, width, height, info, null); File imageFile = new File("/tmp/" + filename); File toFile = new File(outputPath + "/" + streamName + "_" + fileFmt.print(startDate) + ".png"); imageFile.renameTo(toFile); return toFile; } catch (ClassNotFoundException | IOException | NamingException | SQLException | UnsupportedOperationException e) { e.printStackTrace(); } catch (IllegalArgumentException e) { e.printStackTrace(); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } finally { if (db != null) { try { db.close(); } catch (SQLException e) { e.printStackTrace(); } } } return null; }