Java 类net.sf.jasperreports.engine.base.JRBasePrintImage 实例源码

项目：jasperreports 文件：ChartConverter.java

@Override
public JRPrintElement convert(ReportConverter reportConverter, JRElement element)
{
    JRBasePrintImage printImage = new JRBasePrintImage(reportConverter.getDefaultStyleProvider());
    JRChart chart = (JRChart)element;

    copyElement(reportConverter, chart, printImage);

    printImage.copyBox(chart.getLineBox());

    printImage.setAnchorName(JRExpressionUtil.getExpressionText(chart.getAnchorNameExpression()));
    printImage.setBookmarkLevel(chart.getBookmarkLevel());
    printImage.setLinkType(chart.getLinkType());
    printImage.setOnErrorType(OnErrorTypeEnum.ICON);
    printImage.setRenderer(getRenderer(reportConverter, chart));
    printImage.setScaleImage(ScaleImageEnum.CLIP);

    return printImage;
}

项目：PDFReporter-Studio 文件：ChartConverter.java

/**
 *
 */
public JRPrintElement convert(ReportConverter reportConverter, JRElement element) {
    JRBasePrintImage printImage = new JRBasePrintImage(reportConverter.getDefaultStyleProvider());
    JRChart chart = (JRChart) element;

    copyElement(reportConverter, chart, printImage);

    printImage.copyBox(chart.getLineBox());

    printImage.setAnchorName(JRExpressionUtil.getExpressionText(chart.getAnchorNameExpression()));
    printImage.setBookmarkLevel(chart.getBookmarkLevel());
    printImage.setLinkType(chart.getLinkType());
    printImage.setOnErrorType(OnErrorTypeEnum.ICON);
    printImage.setRenderable(getRenderer(reportConverter, chart));
    printImage.setScaleImage(ScaleImageEnum.CLIP);

    return printImage;
}

项目：PDFReporter-Studio 文件：ImageConverter.java

/**
 *
 */
public JRPrintElement convert(final ReportConverter reportConverter, final JRElement element) {
    JRImage image = (JRImage) element;
    JRBasePrintImage printImage = new JRBasePrintImage(reportConverter.getDefaultStyleProvider());
    Renderable cacheRenderer = getRenderable(reportConverter, element, image, printImage);
    copyGraphicElement(reportConverter, image, printImage);

    printImage.copyBox(image.getLineBox());

    printImage.setAnchorName(JRExpressionUtil.getExpressionText(image.getAnchorNameExpression()));
    printImage.setBookmarkLevel(image.getBookmarkLevel());
    printImage.setHorizontalAlignment(image.getOwnHorizontalAlignmentValue());
    printImage.setLazy(image.isLazy());
    printImage.setLinkType(image.getLinkType());
    printImage.setOnErrorType(OnErrorTypeEnum.ICON);
    printImage.setVerticalAlignment(image.getOwnVerticalAlignmentValue());
    if (cacheRenderer == null)
        cacheRenderer = getRenderableNoImage(reportConverter.getJasperReportsContext(), image, printImage);
    printImage.setRenderable(cacheRenderer);
    printImage.setScaleImage(image.getOwnScaleImageValue());

    return printImage;
}

项目：PDFReporter-Studio 文件：MapDesignConverter.java

/**
 *
 */
public JRPrintElement convert(final ReportConverter reportConverter, final JRComponentElement element) {
    MapComponent map = (MapComponent) element.getComponent();
    JRBasePrintImage printImage = new JRBasePrintImage(element.getDefaultStyleProvider());
    Renderable cacheRenderer = getRenderable(reportConverter, element, map, printImage);

    printImage.setUUID(element.getUUID());
    printImage.setX(element.getX());
    printImage.setY(element.getY());
    printImage.setWidth(element.getWidth());
    printImage.setHeight(element.getHeight());
    printImage.setStyle(element.getStyle());
    printImage.setMode(element.getModeValue());
    printImage.setBackcolor(element.getBackcolor());
    printImage.setForecolor(element.getForecolor());
    printImage.setLazy(false);

    // FIXMEMAP there are no scale image, alignment and onError attributes
    // defined for the map element
    printImage.setScaleImage(ScaleImageEnum.CLIP);
    printImage.setHorizontalAlignment(HorizontalAlignEnum.LEFT);
    printImage.setVerticalAlignment(VerticalAlignEnum.TOP);
    printImage.setRenderable(cacheRenderer);
    return printImage;
}

项目：PDFReporter-Studio 文件：LazyImageConverter.java

/**
 * Return the content for an MImage element
 * 
 * @param reportConverter the report converter 
 * @param element a not null MImage element
 * @return An image pointed by the expression of the element if it can be found, the
 * standard not found image otherwise. it is never null
 */
public JRPrintElement convertImage(ReportConverter reportConverter, MGraphicElement element){
    JRImage image = (JRImage) element.getValue();
    JRBasePrintImage printImage = new JRBasePrintImage(reportConverter.getDefaultStyleProvider());
    Renderable cacheRenderer = getRenderable(reportConverter, image, element);
    copyGraphicElement(reportConverter, image, printImage);

    printImage.copyBox(image.getLineBox());

    printImage.setAnchorName(JRExpressionUtil.getExpressionText(image.getAnchorNameExpression()));
    printImage.setBookmarkLevel(image.getBookmarkLevel());
    printImage.setHorizontalAlignment(image.getOwnHorizontalAlignmentValue());
    printImage.setLazy(image.isLazy());
    printImage.setLinkType(image.getLinkType());
    printImage.setOnErrorType(OnErrorTypeEnum.ICON);
    printImage.setVerticalAlignment(image.getOwnVerticalAlignmentValue());
    //If it is null load the no image found element
    if (cacheRenderer == null)
        cacheRenderer = getRenderableNoImage(reportConverter.getJasperReportsContext(), image, printImage);
    printImage.setRenderable(cacheRenderer);
    printImage.setScaleImage(image.getOwnScaleImageValue());

    return printImage;
}

项目：jasperreports 文件：FlyingSaucerHtmlPrintElement.java

@Override
public JRPrintImage createImageFromElement(JRGenericPrintElement element) throws JRException {
    String htmlContent = (String) element.getParameterValue(HtmlPrintElement.PARAMETER_HTML_CONTENT);
    String scaleType = (String) element.getParameterValue(HtmlPrintElement.PARAMETER_SCALE_TYPE);
    String horizontalAlignment = (String) element.getParameterValue(HtmlPrintElement.PARAMETER_HORIZONTAL_ALIGN);
    String verticalAlignment = (String) element.getParameterValue(HtmlPrintElement.PARAMETER_VERTICAL_ALIGN);
    Boolean hasOverflowed = (Boolean) element.getParameterValue(HtmlPrintElement.BUILTIN_PARAMETER_HAS_OVERFLOWED);
    Boolean clipOnOverflow = (Boolean) element.getParameterValue(HtmlPrintElement.PARAMETER_CLIP_ON_OVERFLOW);

    JRBasePrintImage printImage = new JRBasePrintImage(element.getDefaultStyleProvider());
    printImage.setStyle(element.getStyle());
    printImage.setMode(element.getModeValue());
    printImage.setBackcolor(element.getBackcolor());
    printImage.setForecolor(element.getForecolor());
    printImage.setX(element.getX());
    printImage.setY(element.getY());
    printImage.setWidth(element.getWidth());
    printImage.setScaleImage(ScaleImageEnum.getByName(scaleType));
    printImage.setHorizontalImageAlign(HorizontalImageAlignEnum.getByName(horizontalAlignment));
    printImage.setVerticalImageAlign(VerticalImageAlignEnum.getByName(verticalAlignment));

    FlyingSaucerXhtmlToImageRenderer renderer = new FlyingSaucerXhtmlToImageRenderer(getHtmlDocument(htmlContent), element.getWidth(), element.getHeight());

    if (printImage.getScaleImageValue() == ScaleImageEnum.REAL_HEIGHT || printImage.getScaleImageValue() == ScaleImageEnum.REAL_SIZE) {
        boolean canClip = hasOverflowed != null ? hasOverflowed : false;
        if (canClip) {
            printImage.setHeight(element.getHeight());
            if (clipOnOverflow) {
                printImage.setScaleImage(ScaleImageEnum.CLIP);
            }
        } else {
            printImage.setHeight(renderer.getComputedSize().height);
        }
    } else {
        printImage.setHeight(element.getHeight());
    }

    printImage.setRenderer(renderer);
    return printImage;
}

项目：jasperreports 文件：FlyingSaucerHtmlPrintElement.java

@Override
public JRPrintImage createImageFromComponentElement(JRComponentElement componentElement) throws JRException {
    HtmlComponent html = (HtmlComponent) componentElement.getComponent();

    String htmlContent = "";

    if (html.getHtmlContentExpression() != null) {
        htmlContent = JRExpressionUtil.getExpressionText(html.getHtmlContentExpression());
    }

    JRBasePrintImage printImage = new JRBasePrintImage(componentElement.getDefaultStyleProvider());

    printImage.setStyle(componentElement.getStyle());
    printImage.setMode(componentElement.getModeValue());
    printImage.setBackcolor(componentElement.getBackcolor());
    printImage.setForecolor(componentElement.getForecolor());
    printImage.setX(componentElement.getX());
    printImage.setY(componentElement.getY());
    printImage.setWidth(componentElement.getWidth());
    printImage.setHeight(componentElement.getHeight());
    printImage.setScaleImage(html.getScaleType());
    printImage.setHorizontalImageAlign(html.getHorizontalImageAlign());
    printImage.setVerticalImageAlign(html.getVerticalImageAlign());

    FlyingSaucerXhtmlToImageRenderer renderer = new FlyingSaucerXhtmlToImageRenderer(getHtmlDocument(htmlContent), componentElement.getWidth(), componentElement.getHeight());
    printImage.setRenderer(renderer);
    return printImage;
}

项目：jasperreports 文件：DefaultHtmlPrintElement.java

@Override
public JRPrintImage createImageFromElement(JRGenericPrintElement element) {
    String htmlContent = (String) element.getParameterValue(HtmlPrintElement.PARAMETER_HTML_CONTENT);
    String scaleType = (String) element.getParameterValue(HtmlPrintElement.PARAMETER_SCALE_TYPE);
    String horizontalAlignment = (String) element.getParameterValue(HtmlPrintElement.PARAMETER_HORIZONTAL_ALIGN);
    String verticalAlignment = (String) element.getParameterValue(HtmlPrintElement.PARAMETER_VERTICAL_ALIGN);

    JEditorPane editorPane = new JEditorPane();
    editorPane.setEditorKitForContentType("text/html", new SynchronousImageLoaderKit());
    editorPane.setContentType("text/html");

    editorPane.setText(htmlContent);
    editorPane.setBorder(null);
    editorPane.setSize(editorPane.getPreferredSize());

    JRBasePrintImage printImage = new JRBasePrintImage(element.getDefaultStyleProvider());
    printImage.setX(element.getX());
    printImage.setY(element.getY());
    printImage.setWidth(element.getWidth());
    printImage.setHeight(element.getHeight());
    printImage.setScaleImage(ScaleImageEnum.getByName(scaleType));
    printImage.setHorizontalImageAlign(HorizontalImageAlignEnum.getByName(horizontalAlignment));
    printImage.setVerticalImageAlign(VerticalImageAlignEnum.getByName(verticalAlignment));
    printImage.setStyle(element.getStyle());
    printImage.setMode(element.getModeValue());
    printImage.setBackcolor(element.getBackcolor());
    printImage.setForecolor(element.getForecolor());
    printImage.setRenderer(new AwtComponentRendererImpl(editorPane));

    return printImage;
}

项目：jasperreports 文件：DefaultHtmlPrintElement.java

@Override
public JRPrintImage createImageFromComponentElement(JRComponentElement componentElement) throws JRException {
    HtmlComponent html = (HtmlComponent) componentElement.getComponent();

    JEditorPane editorPane = new JEditorPane();
    editorPane.setEditorKitForContentType("text/html", new SynchronousImageLoaderKit());
    editorPane.setContentType("text/html");

    String htmlContent = "";

    if (html.getHtmlContentExpression() != null) {
        htmlContent = JRExpressionUtil.getExpressionText(html.getHtmlContentExpression());
    }

    editorPane.setText(htmlContent);
    editorPane.setBorder(null);
    editorPane.setSize(editorPane.getPreferredSize());

    JRBasePrintImage printImage = new JRBasePrintImage(componentElement.getDefaultStyleProvider());
    printImage.setX(componentElement.getX());
    printImage.setY(componentElement.getY());
    printImage.setWidth(componentElement.getWidth());
    printImage.setHeight(componentElement.getHeight());
    printImage.setScaleImage(html.getScaleType());
    printImage.setHorizontalImageAlign(html.getHorizontalImageAlign());
    printImage.setVerticalImageAlign(html.getVerticalImageAlign());
    printImage.setStyle(componentElement.getStyle());
    printImage.setMode(componentElement.getModeValue());
    printImage.setBackcolor(componentElement.getBackcolor());
    printImage.setForecolor(componentElement.getForecolor());

    printImage.setRenderer(new AwtComponentRendererImpl(editorPane));

    return printImage;
}

项目：jasperreports 文件：ImageConverter.java

@Override
public JRPrintElement convert(ReportConverter reportConverter, JRElement element)
{
    JRBasePrintImage printImage = new JRBasePrintImage(reportConverter.getDefaultStyleProvider());
    JRImage image = (JRImage)element;

    copyGraphicElement(reportConverter, image, printImage);

    printImage.copyBox(image.getLineBox());

    printImage.setAnchorName(JRExpressionUtil.getExpressionText(image.getAnchorNameExpression()));
    printImage.setBookmarkLevel(image.getBookmarkLevel());
    printImage.setHorizontalImageAlign(image.getOwnHorizontalImageAlign());
    printImage.setLinkType(image.getLinkType());
    printImage.setOnErrorType(OnErrorTypeEnum.ICON);
    printImage.setVerticalImageAlign(image.getOwnVerticalImageAlign());

    printImage.setRenderer(
        ResourceRenderer.getInstance(
            JRExpressionUtil.getSimpleExpressionText(image.getExpression()),
            image.isLazy()
            )
        );

    printImage.setScaleImage(image.getOwnScaleImageValue());

    return printImage;
}

项目：jasperreports 文件：ElementIconConverter.java

@Override
public JRPrintElement convert(ReportConverter reportConverter, JRElement element)
{
    JRBasePrintImage printImage = new JRBasePrintImage(
            reportConverter.getDefaultStyleProvider());
    copyElement(reportConverter, element, printImage);

    printImage.getLineBox().setPadding(3);
    printImage.setScaleImage(ScaleImageEnum.CLIP);

    printImage.setRenderer(ResourceRenderer.getInstance(iconLocation, false));

    return printImage;
}

项目：jasperreports 文件：BarcodeDesignConverter.java

@Override
public JRPrintElement convert(ReportConverter reportConverter,
        JRComponentElement element)
{
    JRBasePrintImage printImage = new JRBasePrintImage(
            reportConverter.getDefaultStyleProvider());
    reportConverter.copyBaseAttributes(element, printImage);
    printImage.setScaleImage(ScaleImageEnum.RETAIN_SHAPE);

    Renderable barcodeImage = evaluateBarcode(reportConverter, element);
    printImage.setRenderer(barcodeImage);

    return printImage;
}

项目：PDFReporter-Studio 文件：ImageConverter.java

protected Renderable getRenderable(final ReportConverter reportConverter, final JRElement element,
        final JRImage image, final JRBasePrintImage printImage) {
    Renderable cacheRenderer = null;
    try {
        cacheRenderer = cache.get(element);
        if (image.getExpression() != null) {
            String expr = image.getExpression().getText();
            KeyValue<String, Long> last = running.get(element);
            Renderable r = null;
            if (cacheRenderer == null) {
                cacheRenderer = getRenderableNoImage(reportConverter.getJasperReportsContext(), image, printImage);
                cache.put(element, cacheRenderer);
                if (last == null)
                    r = doFindImage(reportConverter, element, image, printImage, expr, cacheRenderer);
            }
            if (last != null
                    && (!last.key.equals(expr) || (last.value != null && System.currentTimeMillis() - last.value.longValue() > 2000))) {
                r = doFindImage(reportConverter, element, image, printImage, expr, cacheRenderer);
            }
            if (last == null)
                r = doFindImage(reportConverter, element, image, printImage, expr, cacheRenderer);
            if (r != null)
                cacheRenderer = r;
        } else {
            running.remove(element);
            cacheRenderer = getRenderableNoImage(reportConverter.getJasperReportsContext(), image, printImage);
            cache.put(element, cacheRenderer);
        }
    } catch (Throwable e) {
        return getRenderableNoImage(reportConverter.getJasperReportsContext(), image, printImage);
    }
    return cacheRenderer;
}

项目：jasperreports-wms-component 文件：WmsMapElementImageProvider.java

public static JRPrintImage getImage(
    JasperReportsContext jasperReportsContext, JRGenericPrintElement element)
    throws JRException, IOException {

  JRBasePrintImage printImage = new JRBasePrintImage(
      element.getDefaultStyleProvider());

  printImage.setUUID(element.getUUID());
  printImage.setX(element.getX());
  printImage.setY(element.getY());
  printImage.setWidth(element.getWidth());
  printImage.setHeight(element.getHeight());
  printImage.setStyle(element.getStyle());
  printImage.setMode(element.getModeValue());
  printImage.setBackcolor(element.getBackcolor());
  printImage.setForecolor(element.getForecolor());
  printImage.setLazy(false);
  printImage.setScaleImage(ScaleImageEnum.CLIP);
  printImage.setHorizontalAlignment(HorizontalAlignEnum.LEFT);
  printImage.setVerticalAlignment(VerticalAlignEnum.TOP);

  Renderable cacheRenderer = (Renderable) element
      .getParameterValue(WmsMapPrintElement.PARAMETER_CACHE_RENDERER);

  if (cacheRenderer == null) {
    cacheRenderer = getImageRenderable(jasperReportsContext, element);
    element.setParameterValue(WmsMapPrintElement.PARAMETER_CACHE_RENDERER,
        cacheRenderer);
  }

  printImage.setRenderable(cacheRenderer);

  return printImage;
}

项目：jasperreports 文件：JRPrintImageFactory.java

@Override
public Object createObject(Attributes atts)
{
    JasperPrint jasperPrint = (JasperPrint)digester.peek(digester.getCount() - 2);

    JRBasePrintImage image = new JRBasePrintImage(jasperPrint.getDefaultStyleProvider());

    // get image attributes
    ScaleImageEnum scaleImage = ScaleImageEnum.getByName(atts.getValue(JRXmlConstants.ATTRIBUTE_scaleImage));
    if (scaleImage != null)
    {
        image.setScaleImage(scaleImage);
    }

    HorizontalImageAlignEnum horizontalImageAlign = HorizontalImageAlignEnum.getByName(atts.getValue(JRXmlConstants.ATTRIBUTE_hAlign));
    if (horizontalImageAlign != null)
    {
        image.setHorizontalImageAlign(horizontalImageAlign);
    }

    VerticalImageAlignEnum verticalImageAlign = VerticalImageAlignEnum.getByName(atts.getValue(JRXmlConstants.ATTRIBUTE_vAlign));
    if (verticalImageAlign != null)
    {
        image.setVerticalImageAlign(verticalImageAlign);
    }

    OnErrorTypeEnum onErrorType = OnErrorTypeEnum.getByName(atts.getValue(JRXmlConstants.ATTRIBUTE_onErrorType));
    if (onErrorType != null)
    {
        image.setOnErrorType(onErrorType);
    }

    image.setLinkType(atts.getValue(JRXmlConstants.ATTRIBUTE_hyperlinkType));
    image.setLinkTarget(atts.getValue(JRXmlConstants.ATTRIBUTE_hyperlinkTarget));
    image.setAnchorName(atts.getValue(JRXmlConstants.ATTRIBUTE_anchorName));
    image.setHyperlinkReference(atts.getValue(JRXmlConstants.ATTRIBUTE_hyperlinkReference));
    image.setHyperlinkAnchor(atts.getValue(JRXmlConstants.ATTRIBUTE_hyperlinkAnchor));

    String hyperlinkPage = atts.getValue(JRXmlConstants.ATTRIBUTE_hyperlinkPage);
    if (hyperlinkPage != null)
    {
        image.setHyperlinkPage(Integer.valueOf(hyperlinkPage));
    }

    image.setHyperlinkTooltip(atts.getValue(JRXmlConstants.ATTRIBUTE_hyperlinkTooltip));

    String bookmarkLevelAttr = atts.getValue(JRXmlConstants.ATTRIBUTE_bookmarkLevel);
    if (bookmarkLevelAttr != null)
    {
        image.setBookmarkLevel(Integer.parseInt(bookmarkLevelAttr));
    }

    String isLazy = atts.getValue(JRXmlConstants.ATTRIBUTE_isLazy);
    if (isLazy != null && isLazy.length() > 0)
    {
        //we use a resource renderer just to pass the value of isLazy flag to image source factory
        image.setRenderer(ResourceRenderer.getInstance("", Boolean.valueOf(isLazy).booleanValue()));
    }

    return image;
}

项目：jasperreports 文件：SpiderChartDesignConverter.java

@Override
    public JRPrintElement convert(ReportConverter reportConverter, JRComponentElement element)
    {
        SpiderChartComponent chartComponent = (SpiderChartComponent) element.getComponent();
        if (chartComponent == null)
        {
            return null;
        }
        JRBasePrintImage printImage = new JRBasePrintImage(reportConverter.getDefaultStyleProvider());
        ChartSettings chartSettings = chartComponent.getChartSettings();

        reportConverter.copyBaseAttributes(element, printImage);

        //TODO: spiderchart box
//      printImage.copyBox(element.getLineBox());

        printImage.setAnchorName(JRExpressionUtil.getExpressionText(chartSettings.getAnchorNameExpression()));
        printImage.setBookmarkLevel(chartSettings.getBookmarkLevel());
        printImage.setLinkType(chartSettings.getLinkType());
        printImage.setOnErrorType(OnErrorTypeEnum.ICON);
        printImage.setScaleImage(ScaleImageEnum.CLIP);
        SpiderChartSharedBean spiderchartBean = 
            new SpiderChartSharedBean(
                chartSettings.getRenderType(),
                SpiderChartRendererEvaluator.SAMPLE_MAXVALUE,
                JRExpressionUtil.getExpressionText(chartSettings.getTitleExpression()),
                JRExpressionUtil.getExpressionText(chartSettings.getSubtitleExpression()),
                null,
                null
                );

        printImage.setRenderer(
            SpiderChartRendererEvaluator.evaluateRenderable(
                reportConverter.getJasperReportsContext(),
                element,
                spiderchartBean,
                null,
                JRPropertiesUtil.getInstance(reportConverter.getJasperReportsContext()).getProperty(reportConverter.getReport(), JRChart.PROPERTY_CHART_RENDER_TYPE),
                SpiderChartRendererEvaluator.SAMPLE_DATASET)
                );

        return printImage;
    }

项目：jasperreports 文件：BarbecueDesignConverter.java

@Override
public JRPrintElement convert(ReportConverter reportConverter,
        JRComponentElement element)
{
    BarbecueComponent component = (BarbecueComponent) element.getComponent();
    if (component == null || component.getType() == null)
    {
        return null;
    }

    try
    {
        JRBasePrintImage image = new JRBasePrintImage(
                reportConverter.getDefaultStyleProvider());
        reportConverter.copyBaseAttributes(element, image);
        image.setScaleImage(ScaleImageEnum.RETAIN_SHAPE);

        String code = null;
        if (component.getCodeExpression() != null)
        {
            code = JRExpressionUtil.getSimpleExpressionText(
                    component.getCodeExpression());
        }
        if (code == null)
        {
            //TODO custom default code
            code = DEFAULT_PREVIEW_CODE;
        }

        String applicationIdentifier = null;
        if (component.getApplicationIdentifierExpression() != null)
        {
            applicationIdentifier = JRExpressionUtil.getSimpleExpressionText(
                    component.getApplicationIdentifierExpression());
        }
        //TODO custom default app id

        BarcodeInfo barcodeInfo = new BarcodeInfo();
        barcodeInfo.setType(component.getType());
        barcodeInfo.setCode(code);
        barcodeInfo.setApplicationIdentifier(applicationIdentifier);
        barcodeInfo.setDrawText(component.isDrawText());
        barcodeInfo.setRequiresChecksum(component.isChecksumRequired());
        barcodeInfo.setBarWidth(component.getBarWidth());
        barcodeInfo.setBarHeight(component.getBarHeight());

        Barcode barcode = BarcodeProviders.createBarcode(barcodeInfo);
        BarbecueRendererImpl renderer = new BarbecueRendererImpl(barcode);
        renderer.setRotation(BarbecueStyleResolver.getRotationValue(element));
        image.setRenderer(renderer);
        return image;
    }
    catch (Exception e)
    {
        if (log.isDebugEnabled())
        {
            log.debug("Error while previewing barcode", e);
        }

        return null;
    }

}

项目：PDFReporter-Studio 文件：MapDesignConverter.java

protected Renderable getRenderable(final ReportConverter reportConverter, final JRComponentElement element,
        MapComponent map, final JRBasePrintImage printImage) {
    Renderable cacheRenderer = null;
    try {
        cacheRenderer = cache.get(element);
        String expr = "" + element.getWidth() + element.getHeight();
        if (map.getLongitudeExpression() != null)
            expr += map.getLongitudeExpression().getText();
        if (map.getLatitudeExpression() != null)
            expr += map.getLatitudeExpression().getText();
        if (map.getLanguageExpression() != null)
            expr += map.getLanguageExpression().getText();
        if (map.getZoomExpression() != null)
            expr += map.getZoomExpression().getText();
        if (map.getMapType() != null)
            expr += map.getMapType().getName();
        if (map.getMapScale() != null)
            expr += map.getMapScale().getName();
        if (!expr.isEmpty()) {
            KeyValue<String, Long> last = running.get(element);
            Renderable r = null;
            if (cacheRenderer == null) {
                cacheRenderer = getRenderableNoImage(reportConverter.getJasperReportsContext(), map, printImage);
                cache.put(element, cacheRenderer);
                if (last == null)
                    r = doFindImage(reportConverter, element, map, expr, cacheRenderer);
            }
            if (last != null && (!last.key.equals(expr)))
                r = doFindImage(reportConverter, element, map, expr, cacheRenderer);
            if (last == null)
                r = doFindImage(reportConverter, element, map, expr, cacheRenderer);
            if (r != null)
                cacheRenderer = r;
        } else {
            running.remove(element);
            cacheRenderer = getRenderableNoImage(reportConverter.getJasperReportsContext(), map, printImage);
            cache.put(element, cacheRenderer);
        }
    } catch (Throwable e) {
        return getRenderableNoImage(reportConverter.getJasperReportsContext(), map, printImage);
    }
    return cacheRenderer;
}