Example usage for org.jfree.chart ChartRenderingInfo ChartRenderingInfo

Introduction

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

Prototype

public ChartRenderingInfo() 

Source Link

Document

Constructs a new ChartRenderingInfo structure that can be used to collect information about the dimensions of a rendered chart.

Usage

From source file:com.swordlord.gozer.components.generic.graph.ChartImage.java

/**
 * @return/*from w  ww .j  a  v  a 2 s  . c  o  m*/
 */
public BufferedImage createBufferedImage() {
    if (image == null) {
        renderingInfo = new ChartRenderingInfo();
        image = chart.createBufferedImage(width, height, renderingInfo);
    }
    return image;
}

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From source file:com.manydesigns.portofino.pageactions.chart.jfreechart.JFreeChartInstance.java

public JFreeChartInstance(JFreeChart chart, File file, String mapId, String alt, int width, int height,
        String chartUrl) throws IOException {
    this.chart = chart;
    this.file = file;
    this.mapId = mapId;
    this.alt = alt;
    this.width = width;
    this.height = height;
    this.chartUrl = chartUrl;
    renderingInfo = new ChartRenderingInfo();
    ChartUtilities.saveChartAsPNG(file, chart, width, height, renderingInfo);
}

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From source file:com.manydesigns.portofino.pageactions.chart.JFreeChartInstance.java

public JFreeChartInstance(JFreeChart chart, File file, String mapId, String alt, int width, int height,
        String chartUrl) throws IOException {
    this.chart = chart;
    this.file = file;
    this.mapId = mapId;
    this.alt = alt;
    this.width = width;
    this.height = height;
    this.chartUrl = chartUrl;
    renderingInfo = new ChartRenderingInfo();

    ChartUtilities.saveChartAsPNG(file, chart, width, height, renderingInfo);
}

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From source file:de.bund.bfr.knime.pmm.common.chart.ChartUtilities.java

public static PNGImageContent convertToPNGImageContent(JFreeChart chart, int width, int height) {
    try {/*from  www .  j  a v a2s.  co  m*/
        BufferedImage img;

        if (chart != null) {
            ChartRenderingInfo info = new ChartRenderingInfo();

            img = chart.createBufferedImage(width, 5000, info);
            img = chart.createBufferedImage(width,
                    (int) (img.getHeight() - info.getPlotInfo().getDataArea().getHeight() + height));
        } else {
            img = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
        }

        return new PNGImageContent(org.jfree.chart.ChartUtilities.encodeAsPNG(img));
    } catch (IOException e) {
        e.printStackTrace();
    }

    return null;
}

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From source file:org.webguitoolkit.ui.controls.chart.Chart.java

/**
 * generate the image an send the url to the client
 *//*from   www  . ja va 2s .c o m*/
public void load() {
    HttpSession session = Page.getServletRequest().getSession(true);
    ChartRenderingInfo info = new ChartRenderingInfo();
    JFreeChart chart = getModel().getChart();
    if (chart == null)
        return; // happen for example in the init process

    try {
        String filename = ServletUtilities.saveChartAsPNG(chart, getWidth(), getHeight(), info, session);
        filename = URLEncoder.encode(filename, "UTF-8");
        String mapName = id4Map() + filename + ".name";
        String imagemap = ImageMapUtilities.getImageMap(mapName, info, new OverLIBToolTipTagFragmentGenerator(),
                null); // no urls   

        // transfer image map to clinet
        getContext().add(id4Map(), imagemap, IContext.TYPE_HTML, IContext.STATUS_NOT_EDITABLE);
        // the img-tag to use the map
        getContext().add(id4Img() + ".usemap", "#" + mapName, IContext.TYPE_ATT, IContext.STATUS_NOT_EDITABLE);
        // transfer src- atribute to client

        String imageUrl = "Chart/DisplayChart?filename=" + filename;
        getContext().add(id4Img() + ".src", imageUrl, IContext.TYPE_ATT, IContext.STATUS_NOT_EDITABLE);
    } catch (IOException e) {
        e.printStackTrace();
        throw new WGTException(e);
    }
}

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From source file:msi.gama.outputs.layers.charts.ChartJFreeChartOutput.java

public ChartJFreeChartOutput(final IScope scope, final String name, final IExpression typeexp) {
    super(scope, name, typeexp);
    info = new ChartRenderingInfo();
}

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From source file:org.pentaho.plugin.jfreereport.reportcharts.JFreeChartReportDrawable.java

public JFreeChartReportDrawable(final JFreeChart chart, final boolean collectRenderingInfo) {
    debugRendering = ClassicEngineBoot.getInstance().getExtendedConfig()
            .getBoolProperty("org.pentaho.plugin.jfreereport.reportcharts.DebugChartEntities");
    buggyDrawArea = ClassicEngineBoot.getInstance().getExtendedConfig()
            .getBoolProperty("org.pentaho.plugin.jfreereport.reportcharts.DrawAreaBug");
    this.chart = chart;
    if (collectRenderingInfo) {
        this.chartRenderingInfo = new ChartRenderingInfo();
    }//from  ww  w . jav  a 2  s  . c o  m
}

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From source file:net.sf.jasperreports.charts.util.ChartUtil.java

/**
 * /*www.j a v  a  2s .co m*/
 */
public static List<JRPrintImageAreaHyperlink> getImageAreaHyperlinks(JFreeChart chart,
        ChartHyperlinkProvider chartHyperlinkProvider, Graphics2D grx, Rectangle2D renderingArea)// throws JRException
{
    List<JRPrintImageAreaHyperlink> areaHyperlinks = null;

    if (chartHyperlinkProvider != null && chartHyperlinkProvider.hasHyperlinks()) {
        ChartRenderingInfo renderingInfo = new ChartRenderingInfo();

        if (grx == null) {
            chart.createBufferedImage((int) renderingArea.getWidth(), (int) renderingArea.getHeight(),
                    renderingInfo);
        } else {
            chart.draw(grx, renderingArea, renderingInfo);
        }

        EntityCollection entityCollection = renderingInfo.getEntityCollection();
        if (entityCollection != null && entityCollection.getEntityCount() > 0) {
            areaHyperlinks = new ArrayList<JRPrintImageAreaHyperlink>(entityCollection.getEntityCount());

            for (@SuppressWarnings("unchecked")
            Iterator<ChartEntity> it = entityCollection.iterator(); it.hasNext();) {
                ChartEntity entity = it.next();
                JRPrintHyperlink printHyperlink = chartHyperlinkProvider.getEntityHyperlink(entity);
                if (printHyperlink != null) {
                    JRPrintImageArea area = getImageArea(entity);

                    JRPrintImageAreaHyperlink areaHyperlink = new JRPrintImageAreaHyperlink();
                    areaHyperlink.setArea(area);
                    areaHyperlink.setHyperlink(printHyperlink);
                    areaHyperlinks.add(areaHyperlink);
                }
            }
        }
    }

    return areaHyperlinks;
}

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From source file:electroStaticUI.Save.java

/**
  * Save chart as SVG file.//from w  w w .j av a2s .  c o  m
  * Required libs: Apache Batik (batik-svggen.jar, batik-dom.jar, dom.jar).
  *
  * @param chart JFreeChart to save.
  * @param fileName Name of file to save chart in.
  * @param width Width of chart graphic.
  * @param height Height of chart graphic.
  * @return Final file name used.
  * @throws IOException if failed.
  * 
  * To Do: Add a save/open method for saving a file native to this application. It should save the users current charge distribution 
  * to be re-loaded at a later time.
  */

static public final String saveChartToSVG(final JFreeChart chart, String fileName, final int width,
        final int height) throws IOException {
    String result = null;

    if (chart != null) {
        if (fileName == null) {
            final String chartTitle = chart.getTitle().getText();
            if (chartTitle != null) {
                fileName = chartTitle;
            } else {
                fileName = "chart";
            }
        }
        result = fileName + ".svg";

        final DOMImplementation domImpl = GenericDOMImplementation.getDOMImplementation();
        final Document document = domImpl.createDocument(null, "svg", null);
        final SVGGraphics2D svgGenerator = new SVGGraphics2D(document);

        //            svgGenerator.getGeneratorContext().setEmbeddedFontsOn(true); //embed fonts

        //set anti-aliasing bug fix for SVG generator:
        //setting rendering hints of svgGenerator doesn't help as it seems to use the rendering hints from the chart
        final boolean antiAlias = chart.getAntiAlias();
        final RenderingHints rh = chart.getRenderingHints();

        if (antiAlias) {
            rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
            rh.put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_OFF); //fix
        } else {
            rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
            rh.put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); //fix
        }

        //            svgGenerator.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        //            svgGenerator.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
        //            svgGenerator.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
        //            svgGenerator.setRenderingHint(RenderingHints.KEY_COLOR_RENDERING, RenderingHints.VALUE_COLOR_RENDER_QUALITY);
        //            svgGenerator.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
        //            svgGenerator.setRenderingHint(RenderingHints.KEY_ALPHA_INTERPOLATION, RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY);

        chart.draw(svgGenerator, new Rectangle2D.Double(0, 0, width, height), new ChartRenderingInfo());

        //undo anti-aliasing bugfix settings for chart to use correct settings:
        if (antiAlias) {
            rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
            rh.put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
        } else {
            rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
            rh.put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
        }

        final boolean useCSS = true;
        Writer out = null;
        try {
            out = new OutputStreamWriter(
                    new BufferedOutputStream(new FileOutputStream(new File(result), false)), "iso-8859-1"); //UTF-8
            svgGenerator.stream(out, useCSS);
        } finally {
            svgGenerator.dispose();
            IOUtils.closeQuietly(out);
        }
    } //else: input unavailable

    return result;
}

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From source file:org.adempiere.webui.editor.WChartEditor.java

private void render(JFreeChart chart) {
    ChartRenderingInfo info = new ChartRenderingInfo();
    int width = 400;
    int height = chartModel.getWinHeight();
    BufferedImage bi = chart.createBufferedImage(width, height, BufferedImage.TRANSLUCENT, info);
    try {//from  w w  w  .  ja va2 s.c  o  m
        byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true);

        AImage image = new AImage("", bytes);
        Imagemap myImage = new Imagemap();

        Panel panel = getComponent();
        myImage.setContent(image);
        if (panel.getPanelchildren() != null) {
            panel.getPanelchildren().getChildren().clear();
            panel.getPanelchildren().appendChild(myImage);
        } else {
            Panelchildren pc = new Panelchildren();
            panel.appendChild(pc);
            pc.appendChild(myImage);
        }

        int count = 0;
        for (Iterator<?> it = info.getEntityCollection().getEntities().iterator(); it.hasNext();) {
            ChartEntity entity = (ChartEntity) it.next();

            String key = null;
            String seriesName = null;
            if (entity instanceof CategoryItemEntity) {
                CategoryItemEntity item = ((CategoryItemEntity) entity);
                Comparable<?> colKey = item.getColumnKey();
                Comparable<?> rowKey = item.getRowKey();
                if (colKey != null && rowKey != null) {
                    key = colKey.toString();
                    seriesName = rowKey.toString();
                }
            } else if (entity instanceof PieSectionEntity) {
                Comparable<?> sectionKey = ((PieSectionEntity) entity).getSectionKey();
                if (sectionKey != null) {
                    key = sectionKey.toString();
                }
            }
            if (entity instanceof XYItemEntity) {
                XYItemEntity item = ((XYItemEntity) entity);
                if (item.getDataset() instanceof TimeSeriesCollection) {
                    TimeSeriesCollection data = (TimeSeriesCollection) item.getDataset();
                    TimeSeries series = data.getSeries(item.getSeriesIndex());
                    TimeSeriesDataItem dataitem = series.getDataItem(item.getItem());
                    seriesName = series.getKey().toString();
                    key = dataitem.getPeriod().toString();
                }
            }

            if (key == null)
                continue;

            Area area = new Area();
            myImage.appendChild(area);
            area.setCoords(entity.getShapeCoords());
            area.setShape(entity.getShapeType());
            area.setTooltiptext(entity.getToolTipText());
            area.setId(count + "_WG__" + seriesName + "__" + key);
            count++;
        }

        myImage.addEventListener(Events.ON_CLICK, new EventListener() {
            public void onEvent(Event event) throws Exception {
                MouseEvent me = (MouseEvent) event;
                String areaId = me.getArea();
                if (areaId != null) {
                    String[] strs = areaId.split("__");
                    if (strs.length == 3) {
                        chartMouseClicked(strs[2], strs[1]);
                    }
                }
            }
        });
    } catch (Exception e) {
        log.log(Level.SEVERE, "", e);
    }

}

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