thanks guys. very useful info! best regards
Kenji On 9/26/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > Hi Leonardo, > > "Leonardo Kenji Shikida" <[EMAIL PROTECTED]> wrote on 09/21/2007 11:33:53 > AM: > > > I am trying to generate tiled Jpegs from my SVG but it's generating > > blank images > > > > My assumption is that > > > > Document doc = domImpl.createDocument(svgNS, "svg", null); > > SVGGraphics2D svg = new SVGGraphics2D(doc); > > > > actually means that, when the app draws something in the graphical > > context (svg), actually, nodes are being added to the SVG DOM > > representation (doc) > > This assumption is incorrect. When you draw stuff it's added to > internal structures in the SVGGraphics2D. It only uses the given document > as a factory to construct DOM elements. If you want your drawing as > part of the document 'doc' you need to call 'getRoot(doc. > getDocumentElement())'. > This will append the contents of the SVGGraphics2D as children of your > document's root element. This also 'clears' the state of the > SVGGraphics2D. > > > by the way, just another questions > > > > - Is there a way to save my SVG as a PDF document? > > You can use your drawing code that generates the SVG to generate > PDF with the PDFGraphics2D class from FOP (also bundled with Batik > in the pdf-transcoder). You could also use the SVG to PDF transcoder > on your SVG but that will have two 'translations' as opposed to just one. > > > - My SVG can become quite large, so I am afraid a in-memory DOM will > > give me a OutOfMemory exception. Is there any workaroud? Like some > > sort of file-based structure that can bypass the JVM 32-bit limitation > > of addressing about up to (almost) 2 GB in the heap? What's the usual > > approach for this? > > Well with the SVGGraphics2D you could periodically call getRoot > and stream the results out to a file. The generated SVG would be > ugly but should work. > > Also I noticed that you are calling paintComponent which I assume > means that you are drawing Swing Components in which case you need > to make sure that you aren't just capturing the swing offscreen bitmap. > Batik includes batik.svggen.SwingPrettyPrint which you can use to avoid > the problem or as sample code. > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > -- [] Kenji _______________________ http://kenjiria.blogspot.com http://gaitabh.blogspot.com --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
