Example usage for org.jfree.chart ChartUtilities writeChartAsJPEG

Introduction

In this page you can find the example usage for org.jfree.chart ChartUtilities writeChartAsJPEG.

Prototype

public static void writeChartAsJPEG(OutputStream out, JFreeChart chart, int width, int height,
        ChartRenderingInfo info) throws IOException 

Source Link

Document

Writes a chart to an output stream in JPEG format.

Usage

From source file:org.posterita.core.AbstractChart.java

public void writeChartAsJPEG(OutputStream outputStream, int width, int height) throws OperationException {
    try {//from   ww  w  .j a v a2s . c  o  m
        ChartUtilities.writeChartAsJPEG(outputStream, getChart(), width, height, renderingInfo);
    } catch (IOException e) {
        throw new OperationException("Problem occured while write chart.", e);
    }
}

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From source file:org.pentaho.chart.plugin.jfreechart.outputs.JFreeChartOutput.java

public OutputStream persistChart(OutputStream outputStream, IOutput.OutputTypes fileType, int width, int height)
        throws PersistenceException {
    info = new ChartRenderingInfo(new StandardEntityCollection());
    if (outputStream == null) {
        outputStream = new ByteArrayOutputStream();
    }//from www  .  ja  va  2 s. c o m

    try {
        outputStream.flush();
    } catch (IOException e1) {
        throw new PersistenceException(e1);
    }
    if (fileType == IOutput.OutputTypes.FILE_TYPE_JPEG) {
        try {
            ChartUtilities.writeChartAsJPEG(outputStream, chart, width, height, info);
        } catch (IOException e) {
            throw new PersistenceException(e);
        }
    } else if ((fileType == IOutput.OutputTypes.FILE_TYPE_PNG) || (fileType == null)) {
        try {
            ChartUtilities.writeChartAsPNG(outputStream, chart, width, height, info);
        } catch (IOException e) {
            throw new PersistenceException(e);
        }
    }
    return outputStream;
}

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From source file:de.laures.cewolf.util.Renderer.java

/**
 * Handles rendering a chart as a JPEG. Currently this method is synchronized
 * because of concurrency issues with JFreeChart.
 *
 * @param  baos//from w  ww  . j  ava  2  s . c  o m
 * @param  chart
 * @param  width
 * @param  height
 * @param  info
 * @throws IOException
 */
private static synchronized void handleJPEG(ByteArrayOutputStream baos, JFreeChart chart, int width, int height,
        ChartRenderingInfo info) throws IOException {
    ChartUtilities.writeChartAsJPEG(baos, chart, width, height, info);
}

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From source file:net.sf.jsfcomp.chartcreator.renderkit.ChartRenderer.java

private void writeImageMap(FacesContext context, UIChart uichart) {
    ResponseWriter writer = context.getResponseWriter();
    ExternalContext externalContext = context.getExternalContext();
    Map sessionMap = externalContext.getSessionMap();
    String clientId = uichart.getClientId(context);
    ChartData data = (ChartData) sessionMap.get(clientId);
    JFreeChart chart = ChartUtils.createChartWithType(data);
    ChartUtils.setGeneralChartProperties(chart, data);

    ChartRenderingInfo chartRenderingInfo = new ChartRenderingInfo();
    try {//w ww .  j  a  v  a2s. c om
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        if (data.getOutput().equalsIgnoreCase("png"))
            ChartUtilities.writeChartAsPNG(out, chart, data.getWidth(), data.getHeight(), chartRenderingInfo);
        else if (data.getOutput().equalsIgnoreCase("jpeg"))
            ChartUtilities.writeChartAsJPEG(out, chart, data.getWidth(), data.getHeight(), chartRenderingInfo);

        renderImageMapSupport(context, uichart, chartRenderingInfo);

        writer.write(ChartUtilities.getImageMap(uichart.getGenerateMap(), chartRenderingInfo,
                new StandardToolTipTagFragmentGenerator(), new URLTagFragmentGenerator(uichart.getId())));
    } catch (IOException error) {
        error.printStackTrace();
    }
}

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From source file:temp1.JFrame1.java

private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton5ActionPerformed
    if (RealTimeChart.getpd() == false) {
        jFileChooser2.showDialog(this, "?");
        String fname = jFileChooser2.getName(jFileChooser2.getSelectedFile());
        int result = 0;
        if (result == JFileChooser.APPROVE_OPTION && jFileChooser2.getSelectedFile() != null) {

            String filePath = jFileChooser2.getSelectedFile().getPath();
            System.out.println(filePath + ".jpg");
            try {
                FileOutputStream fos_jpg = null;
                filePath = filePath + ".jpg";
                fos_jpg = new FileOutputStream(filePath);
                System.out.println(fos_jpg);
                ChartUtilities.writeChartAsJPEG(fos_jpg, 0.8f, jfreechart1, 2560, 1920);
            } catch (Exception e) {
            }/*from ww  w  .  j  ava  2s . c  o m*/
        }
    }

}

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From source file:com.naryx.tagfusion.cfm.tag.awt.cfCHART.java

private byte[] generateChart(JFreeChart chart, byte _format, int width, int height, ChartRenderingInfo info)
        throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    if (_format == FORMAT_JPG)
        ChartUtilities.writeChartAsJPEG(out, chart, width, height, info);
    else//from  w w w .j a v a  2 s  .c o  m
        ChartUtilities.writeChartAsPNG(out, chart, width, height, info);
    out.close();

    return out.toByteArray();
}

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