Example usage for org.jfree.chart JFreeChart createBufferedImage

Introduction

In this page you can find the example usage for org.jfree.chart JFreeChart createBufferedImage.

Prototype

public BufferedImage createBufferedImage(int width, int height) 

Source Link

Document

Creates and returns a buffered image into which the chart has been drawn.

Usage

From source file:result.analysis.Chart.java

private void save_jpeg(JFreeChart chart) {
    BufferedImage objBufferedImage = chart.createBufferedImage(1200, 900);
    ByteArrayOutputStream bas = new ByteArrayOutputStream();
    try {/*w ww  .  j  a va 2  s.c  o  m*/
        ImageIO.write(objBufferedImage, "png", bas);
    } catch (IOException e) {
        e.printStackTrace();
    }

    byte[] byteArray = bas.toByteArray();
    InputStream in = new ByteArrayInputStream(byteArray);
    BufferedImage image = null;
    try {
        image = ImageIO.read(in);
    } catch (IOException ex) {
        Logger.getLogger(Chart.class.getName()).log(Level.SEVERE, null, ex);
    }
    File outputfile = new File("Analysis files\\" + chart.getTitle().toString() + ".png");
    try {
        ImageIO.write(image, "png", outputfile);
    } catch (IOException ex) {
        Logger.getLogger(Chart.class.getName()).log(Level.SEVERE, null, ex);
    }
}

---

From source file:org.drools.planner.benchmark.core.statistic.bestscore.BestScoreProblemStatistic.java

protected void writeGraphStatistic() {
    NumberAxis xAxis = new NumberAxis("Time spend");
    xAxis.setNumberFormatOverride(new MillisecondsSpendNumberFormat());
    NumberAxis yAxis = new NumberAxis("Score");
    yAxis.setAutoRangeIncludesZero(false);
    XYPlot plot = new XYPlot(null, xAxis, yAxis, null);
    int seriesIndex = 0;
    for (SingleBenchmark singleBenchmark : problemBenchmark.getSingleBenchmarkList()) {
        BestScoreSingleStatistic singleStatistic = (BestScoreSingleStatistic) singleBenchmark
                .getSingleStatistic(problemStatisticType);
        XYSeries series = new XYSeries(singleBenchmark.getSolverBenchmark().getName());
        for (BestScoreSingleStatisticPoint point : singleStatistic.getPointList()) {
            long timeMillisSpend = point.getTimeMillisSpend();
            Score score = point.getScore();
            Double scoreGraphValue = scoreDefinition.translateScoreToGraphValue(score);
            if (scoreGraphValue != null) {
                series.add(timeMillisSpend, scoreGraphValue);
            }//  www.  j a  va2s. co  m
        }
        XYSeriesCollection seriesCollection = new XYSeriesCollection();
        seriesCollection.addSeries(series);
        plot.setDataset(seriesIndex, seriesCollection);
        XYItemRenderer renderer;
        // No direct lines between 2 points
        renderer = new XYStepRenderer();
        if (singleStatistic.getPointList().size() <= 1) {
            // Workaround for https://sourceforge.net/tracker/?func=detail&aid=3387330&group_id=15494&atid=115494
            renderer = new StandardXYItemRenderer(StandardXYItemRenderer.SHAPES);
        }
        plot.setRenderer(seriesIndex, renderer);
        seriesIndex++;
    }
    plot.setOrientation(PlotOrientation.VERTICAL);
    JFreeChart chart = new JFreeChart(problemBenchmark.getName() + " best score statistic",
            JFreeChart.DEFAULT_TITLE_FONT, plot, true);
    BufferedImage chartImage = chart.createBufferedImage(1024, 768);
    graphStatisticFile = new File(problemBenchmark.getProblemReportDirectory(),
            problemBenchmark.getName() + "BestScoreStatistic.png");
    OutputStream out = null;
    try {
        out = new FileOutputStream(graphStatisticFile);
        ImageIO.write(chartImage, "png", out);
    } catch (IOException e) {
        throw new IllegalArgumentException("Problem writing graphStatisticFile: " + graphStatisticFile, e);
    } finally {
        IOUtils.closeQuietly(out);
    }
}

---

From source file:org.drools.planner.benchmark.statistic.calculatecount.CalculateCountStatistic.java

private CharSequence writeGraphStatistic(File solverStatisticFilesDirectory, String baseName) {
    XYSeriesCollection seriesCollection = new XYSeriesCollection();
    for (Map.Entry<String, CalculateCountStatisticListener> listenerEntry : statisticListenerMap.entrySet()) {
        String configName = listenerEntry.getKey();
        XYSeries series = new XYSeries(configName);
        List<CalculateCountStatisticPoint> statisticPointList = listenerEntry.getValue()
                .getStatisticPointList();
        for (CalculateCountStatisticPoint statisticPoint : statisticPointList) {
            long timeMillisSpend = statisticPoint.getTimeMillisSpend();
            long calculateCountPerSecond = statisticPoint.getCalculateCountPerSecond();
            series.add(timeMillisSpend, calculateCountPerSecond);
        }//from  w  w  w.java  2s. co  m
        seriesCollection.addSeries(series);
    }
    NumberAxis xAxis = new NumberAxis("Time millis spend");
    xAxis.setNumberFormatOverride(new MillisecondsSpendNumberFormat());
    NumberAxis yAxis = new NumberAxis("Calculate count per second");
    yAxis.setAutoRangeIncludesZero(false);
    XYItemRenderer renderer = new XYLineAndShapeRenderer();
    XYPlot plot = new XYPlot(seriesCollection, xAxis, yAxis, renderer);
    plot.setOrientation(PlotOrientation.VERTICAL);
    JFreeChart chart = new JFreeChart(baseName + " calculate count statistic", JFreeChart.DEFAULT_TITLE_FONT,
            plot, true);
    BufferedImage chartImage = chart.createBufferedImage(1024, 768);
    File graphStatisticFile = new File(solverStatisticFilesDirectory, baseName + "CalculateCountStatistic.png");
    OutputStream out = null;
    try {
        out = new FileOutputStream(graphStatisticFile);
        ImageIO.write(chartImage, "png", out);
    } catch (IOException e) {
        throw new IllegalArgumentException("Problem writing graphStatisticFile: " + graphStatisticFile, e);
    } finally {
        IOUtils.closeQuietly(out);
    }
    return "  <img src=\"" + graphStatisticFile.getName() + "\"/>\n";
}

---

From source file:org.drools.planner.benchmark.statistic.memoryuse.MemoryUseStatistic.java

private CharSequence writeGraphStatistic(File solverStatisticFilesDirectory, String baseName) {
    XYSeriesCollection seriesCollection = new XYSeriesCollection();
    for (Map.Entry<String, MemoryUseStatisticListener> listenerEntry : statisticListenerMap.entrySet()) {
        String configName = listenerEntry.getKey();
        XYSeries usedSeries = new XYSeries(configName + " used");
        XYSeries maxSeries = new XYSeries(configName + " max");
        List<MemoryUseStatisticPoint> statisticPointList = listenerEntry.getValue().getStatisticPointList();
        for (MemoryUseStatisticPoint statisticPoint : statisticPointList) {
            long timeMillisSpend = statisticPoint.getTimeMillisSpend();
            MemoryUseMeasurement memoryUseMeasurement = statisticPoint.getMemoryUseMeasurement();
            usedSeries.add(timeMillisSpend, memoryUseMeasurement.getUsedMemory());
            maxSeries.add(timeMillisSpend, memoryUseMeasurement.getMaxMemory());
        }//from  ww  w  . java 2 s  . c o m
        seriesCollection.addSeries(usedSeries);
        seriesCollection.addSeries(maxSeries);
    }
    NumberAxis xAxis = new NumberAxis("Time millis spend");
    xAxis.setNumberFormatOverride(new MillisecondsSpendNumberFormat());
    NumberAxis yAxis = new NumberAxis("Memory");
    yAxis.setAutoRangeIncludesZero(false);
    XYItemRenderer renderer = new XYAreaRenderer2();
    XYPlot plot = new XYPlot(seriesCollection, xAxis, yAxis, renderer);
    plot.setOrientation(PlotOrientation.VERTICAL);
    JFreeChart chart = new JFreeChart(baseName + " memory use statistic", JFreeChart.DEFAULT_TITLE_FONT, plot,
            true);
    BufferedImage chartImage = chart.createBufferedImage(1024, 768);
    File graphStatisticFile = new File(solverStatisticFilesDirectory, baseName + "MemoryUseStatistic.png");
    OutputStream out = null;
    try {
        out = new FileOutputStream(graphStatisticFile);
        ImageIO.write(chartImage, "png", out);
    } catch (IOException e) {
        throw new IllegalArgumentException("Problem writing graphStatisticFile: " + graphStatisticFile, e);
    } finally {
        IOUtils.closeQuietly(out);
    }
    return "  <img src=\"" + graphStatisticFile.getName() + "\"/>\n";
}

---

From source file:br.com.OCTur.view.InfograficoController.java

private BufferedImage receitaMensal() {
    DefaultCategoryDataset dcdDados = new DefaultCategoryDataset();
    Calendar inicio = Calendar.getInstance();
    System.out.println(this.inicio);
    inicio.setTime(this.inicio);
    MAIOR = 0;//from   w ww .j a v  a  2  s .c o  m
    while (inicio.getTime().before(fim)) {
        Calendar mes = Calendar.getInstance();
        mes.setTime(inicio.getTime());
        mes.add(Calendar.MONTH, 1);
        List<Reserva> reservas = new ReservaDAO().pegarPorHotelInicioFim(hotel, inicio.getTime(),
                mes.getTime());
        double total = 0;
        for (Reserva reserva : reservas) {
            long dias = (reserva.getFim().getTime() - reserva.getInicio().getTime()) / 1000 / 60 / 60 / 24;
            if (dias <= 0) {
                dias = 1;
            }
            total += (reserva.getQuarto().getOrcamento().getPreco() * dias);
        }
        if (total > MAIOR) {
            MAIOR = total;
            this.mes = DateFormatter.toFullMonthName(inicio.getTime());
        }
        dcdDados.addValue(total, "Receita", DateFormatter.toMonthName(inicio.getTime()));
        inicio.add(Calendar.MONTH, 1);
    }
    JFreeChart jFreeChart = ChartFactory.createBarChart("", "", "", dcdDados, PlotOrientation.VERTICAL, false,
            false, false);
    return jFreeChart.createBufferedImage(555, 170);
}

---

From source file:pe.egcc.app.demo.Demo02.java

private void btnMostrarActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnMostrarActionPerformed
    // Definiendo la fuente de datos
    DefaultPieDataset data = new DefaultPieDataset();
    data.setValue("Artculo 1", 40.55);
    data.setValue("Artculo 2", 81.23);
    data.setValue("Artculo 3", 61.54);

    // Creando el grfico
    JFreeChart chart = ChartFactory.createPieChart("Ejemplo de Grfico Tipo Pastel", // Ttulo del grfico
            data, // DataSet
            true, // Leyenda
            true, // ToolTips
            true);/*from  w w w  . ja v  a  2s. co  m*/

    // Dibujando el grfico en un jPanel
    BufferedImage imagen = chart.createBufferedImage(panelGrafico.getWidth() - 2, panelGrafico.getHeight() - 2);
    panelGrafico.getGraphics().drawImage(imagen, 1, 1, null);
}

---

From source file:br.com.OCTur.view.InfograficoController.java

private BufferedImage classificacaoHotel() {
    DefaultCategoryDataset dcdDados = new DefaultCategoryDataset();
    for (EntidadeGrafico<Hotel> hotel : hoteis.subList(0, hoteis.size() > 4 ? 4 : hoteis.size())) {
        for (TipoQuarto tipoQuarto : new TipoQuartoDAO().pegarTodos()) {
            Orcamento orcamento = new OrcamentoDAO().pegarPorTipoQuartoHotel(tipoQuarto, hotel.getEntidade());
            if (orcamento != null) {
                List<Reserva> reservas = new ReservaDAO().pegarPorOrcamentoInicioFim(orcamento, inicio, fim);
                double total = 0;
                for (Reserva reserva : reservas) {
                    long dias = (reserva.getFim().getTime() - reserva.getInicio().getTime()) / 1000 / 60 / 60
                            / 24;//www  . j a  va 2s  .  co m
                    if (dias <= 0) {
                        dias = 1;
                    }
                    total += (reserva.getQuarto().getOrcamento().getPreco() * dias);
                }
                dcdDados.addValue(total * 100 / hotel.getValue(), tipoQuarto.toString(), hotel.toString());
            }
        }
    }

    JFreeChart jFreeChart = ChartFactory.createStackedBarChart("", "", "", dcdDados, PlotOrientation.HORIZONTAL,
            true, false, false);
    return jFreeChart.createBufferedImage(365, 251);
}

---

From source file:org.drools.planner.benchmark.statistic.BestScoreStatistic.java

private CharSequence writeGraphStatistic(File solverStatisticFilesDirectory, String baseName) {
    XYSeriesCollection seriesCollection = new XYSeriesCollection();
    for (Map.Entry<String, BestScoreStatisticListener> listenerEntry : bestScoreStatisticListenerMap
            .entrySet()) {//from   ww  w .  j  a v a2s .co m
        String configName = listenerEntry.getKey();
        XYSeries configSeries = new XYSeries(configName);
        List<BestScoreStatisticPoint> statisticPointList = listenerEntry.getValue()
                .getBestScoreStatisticPointList();
        for (BestScoreStatisticPoint statisticPoint : statisticPointList) {
            long timeMillisSpend = statisticPoint.getTimeMillisSpend();
            Score score = statisticPoint.getScore();
            Double scoreGraphValue = scoreDefinition.translateScoreToGraphValue(score);
            if (scoreGraphValue != null) {
                configSeries.add(timeMillisSpend, scoreGraphValue);
            }
        }
        seriesCollection.addSeries(configSeries);
    }
    NumberAxis xAxis = new NumberAxis("Time millis spend");
    xAxis.setNumberFormatOverride(new MillisecondsSpendNumberFormat());
    NumberAxis yAxis = new NumberAxis("Score");
    yAxis.setAutoRangeIncludesZero(false);
    XYItemRenderer renderer = new XYStepRenderer();
    XYPlot plot = new XYPlot(seriesCollection, xAxis, yAxis, renderer);
    plot.setOrientation(PlotOrientation.VERTICAL);
    JFreeChart chart = new JFreeChart(baseName + " best score statistic", JFreeChart.DEFAULT_TITLE_FONT, plot,
            true);
    BufferedImage chartImage = chart.createBufferedImage(1024, 768);
    File graphStatisticFile = new File(solverStatisticFilesDirectory, baseName + "Statistic.png");
    OutputStream out = null;
    try {
        out = new FileOutputStream(graphStatisticFile);
        ImageIO.write(chartImage, "png", out);
    } catch (IOException e) {
        throw new IllegalArgumentException("Problem writing graphStatisticFile: " + graphStatisticFile, e);
    } finally {
        IOUtils.closeQuietly(out);
    }
    return "  <img src=\"" + graphStatisticFile.getName() + "\"/>\n";
}

---

From source file:cmsc105_mp2.Plot.java

public void createGraph(Data d, float window, Double threshold) {
    XYSeries data = new XYSeries("data");
    double min = Double.MAX_VALUE;
    double max = Double.MIN_VALUE;
    for (double num : d.plots) {
        if (max < num)
            max = num;/*from   w w  w  . jav  a  2 s  .c  o  m*/
        if (min > num)
            min = num;
    }
    max += 3;
    min -= 3;

    ArrayList<XYSeries> xy = new ArrayList();
    ArrayList<Integer> points = new ArrayList();

    for (int j = (int) (window / 2); j < d.plots.length - (window / 2); j++) {
        data.add(j, d.plots[j]);
        System.out.println(points.size());
        if (d.plots[j] > threshold) {
            points.add(j);

        } else {
            if (points.size() >= window) {
                System.out.println("MIN!");
                XYSeries series = new XYSeries("trend");
                for (int n : points) {
                    series.add(n, max);
                }
                xy.add(series);
            }
            points = new ArrayList();
        }
    }
    if (points.size() >= window) {
        XYSeries series = new XYSeries("trend");
        for (int n : points) {
            series.add(n, max);
        }
        xy.add(series);
    }
    XYSeriesCollection my_data_series = new XYSeriesCollection();
    my_data_series.addSeries(data);
    for (XYSeries x : xy) {
        my_data_series.addSeries(x);
    }

    XYSeries thresh = new XYSeries("threshold");
    for (int j = 0; j < d.plots.length; j++) {
        thresh.add(j, threshold);
    }
    my_data_series.addSeries(thresh);

    System.out.println(d.name);
    JFreeChart XYLineChart = ChartFactory.createXYLineChart(d.name, "Position", "Average", my_data_series,
            PlotOrientation.VERTICAL, true, true, false);
    bImage1 = (BufferedImage) XYLineChart.createBufferedImage(600, 300);
    ImageIcon imageIcon = new ImageIcon(bImage1);
    jLabel1.setIcon(imageIcon);
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• »