Configuration cfg = pdfInfo.cfg;
if (cfg != null) {
strokeText = cfg.getChild("stroke-text", true).getValueAsBoolean(strokeText);
}
BridgeContext ctx = new PDFBridgeContext(ua,
(strokeText ? null : pdfInfo.fi),
userAgent.getFactory().getImageManager(),
userAgent.getImageSessionContext(),
new AffineTransform());
//Cloning SVG DOM as Batik attaches non-thread-safe facilities (like the CSS engine)
//to it.
Document clonedDoc = BatikUtil.cloneSVGDocument(doc);
GraphicsNode root;
try {
GVTBuilder builder = new GVTBuilder();
root = builder.build(ctx, clonedDoc);
} catch (Exception e) {
SVGEventProducer eventProducer = SVGEventProducer.Provider.get(
context.getUserAgent().getEventBroadcaster());
eventProducer.svgNotBuilt(this, e, getDocumentURI(doc));
return;
}
// get the 'width' and 'height' attributes of the SVG document
float w = (float)ctx.getDocumentSize().getWidth() * 1000f;
float h = (float)ctx.getDocumentSize().getHeight() * 1000f;
float sx = pdfInfo.width / w;
float sy = pdfInfo.height / h;
//Scaling and translation for the bounding box of the image
AffineTransform scaling = new AffineTransform(
sx, 0, 0, sy, xOffset / 1000f, yOffset / 1000f);
//Transformation matrix that establishes the local coordinate system for the SVG graphic
//in relation to the current coordinate system
AffineTransform imageTransform = new AffineTransform();
imageTransform.concatenate(scaling);
imageTransform.concatenate(resolutionScaling);
/*
* Clip to the svg area.
* Note: To have the svg overlay (under) a text area then use
* an fo:block-container
*/
PDFContentGenerator generator = renderer.getGenerator();
generator.comment("SVG setup");
generator.saveGraphicsState();
generator.setColor(Color.black, false);
generator.setColor(Color.black, true);
if (!scaling.isIdentity()) {
generator.comment("viewbox");
generator.add(CTMHelper.toPDFString(scaling, false) + " cm\n");
}
//SVGSVGElement svg = ((SVGDocument)doc).getRootElement();
if (pdfInfo.pdfContext == null) {
pdfInfo.pdfContext = pdfInfo.pdfPage;
}
PDFGraphics2D graphics = new PDFGraphics2D(true, pdfInfo.fi,
pdfInfo.pdfDoc,
pdfInfo.pdfContext, pdfInfo.pdfPage.referencePDF(),
pdfInfo.currentFontName, pdfInfo.currentFontSize);
graphics.setGraphicContext(new org.apache.xmlgraphics.java2d.GraphicContext());
if (!resolutionScaling.isIdentity()) {
generator.comment("resolution scaling for " + uaResolution
+ " -> " + deviceResolution + "\n");
generator.add(
CTMHelper.toPDFString(resolutionScaling, false) + " cm\n");
graphics.scale(1 / s, 1 / s);
}
generator.comment("SVG start");
//Save state and update coordinate system for the SVG image
generator.getState().save();
generator.getState().concatenate(imageTransform);
//Now that we have the complete transformation matrix for the image, we can update the
//transformation matrix for the AElementBridge.
PDFAElementBridge aBridge = (PDFAElementBridge)ctx.getBridge(
SVGDOMImplementation.SVG_NAMESPACE_URI, SVGConstants.SVG_A_TAG);
aBridge.getCurrentTransform().setTransform(generator.getState().getTransform());
graphics.setPaintingState(generator.getState());
graphics.setOutputStream(pdfInfo.outputStream);