I've never tried to manually call up the AWT viewer, but does the link
here help you?
http://svn.apache.org/viewvc/xmlgraphics/fop/trunk/examples/embedding/java/embedding/ExampleAWTViewer.java?view=markup
On 24.05.2007 14:06:19 Kai Hackemesser wrote:
> Hi there!
>
> I'm wondering about how to use the PreviewPanel correctly.
>
> I tried it like following:
>
> public JComponent getPreviewer() {
> if (page == null) {
> if(renderer==null){
> try {
> renderer = newRenderer();
> page = new PreviewPanel(agent, null, renderer);
> } catch (RenderingException e) {
>
> }
> }
> }
> return page;
> }
>
> protected AWTRenderer newRenderer() throws RenderingException {
> AWTRenderer renderer = null;
>
> FopFactory fopFactory = AbstractFopRenderer.getFopFactory();
> renderer = new AWTRenderer();
> agent = fopFactory.newFOUserAgent();
> agent.setRendererOverride(renderer);
> renderer.setPreviewDialogDisplayed(false);
> renderer.setUserAgent(agent);
> return renderer;
> }
>
> The big question currently is, how to fill the previewer correctly. My
> current render method looks as such:
>
> protected void render(Source xml, Source xsl, OutputStream out,
> Map parameters) throws RenderingException {
> try {
> // reset();
>
> Transformer transformer = newTransformer(xsl, parameters);
> try {
> final Fop fop = getFopFactory().newFop(
> MimeConstants.MIME_FOP_PRINT, out);
> final Result result = new
> SAXResult(fop.getDefaultHandler());
> transformer.transform(xml, result);
> } catch (FOPException e) {
> throw new RenderingException("Couldn't show page", e);
> } finally {
> out.close();
> }
> } catch (TransformerException ex) {
> throw new RenderingException("Couldn't show page", ex);
> } catch (IOException e) {
> throw new RenderingException("Couldn't close stream", e);
> }
> }
>
> What is missing or wrong to get the output from this method into the
> previewer?
>
> Kind regards,
> Kai
Jeremias Maerki
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