package org.apache.fop.render.afp;
import java.awt.Dimension;
import java.awt.geom.AffineTransform;
import java.io.IOException;
import org.w3c.dom.Document;
import org.apache.batik.anim.dom.SVGDOMImplementation;
import org.apache.batik.bridge.BridgeContext;
import org.apache.batik.bridge.DefaultFontFamilyResolver;
import org.apache.batik.gvt.GraphicsNode;
import org.apache.xmlgraphics.image.loader.ImageManager;
import org.apache.xmlgraphics.image.loader.ImageSessionContext;
import org.apache.xmlgraphics.java2d.Graphics2DImagePainter;
import org.apache.xmlgraphics.util.MimeConstants;
import org.apache.fop.afp.AFPGraphics2D;
import org.apache.fop.afp.AFPGraphicsObjectInfo;
import org.apache.fop.afp.AFPObjectAreaInfo;
import org.apache.fop.afp.AFPPaintingState;
import org.apache.fop.afp.AFPResourceInfo;
import org.apache.fop.afp.AFPResourceManager;
import org.apache.fop.afp.AFPUnitConverter;
import org.apache.fop.afp.svg.AFPBridgeContext;
import org.apache.fop.afp.svg.AFPFontFamilyResolver;
import org.apache.fop.apps.FOUserAgent;
import org.apache.fop.fonts.FontInfo;
import org.apache.fop.image.loader.batik.BatikUtil;
import org.apache.fop.image.loader.batik.Graphics2DImagePainterImpl;
import org.apache.fop.render.AbstractGenericSVGHandler;
import org.apache.fop.render.Renderer;
import org.apache.fop.render.RendererContext;
import org.apache.fop.render.RendererContext.RendererContextWrapper;
import org.apache.fop.svg.SVGEventProducer;
import org.apache.fop.svg.SVGUserAgent;
import org.apache.fop.svg.font.AggregatingFontFamilyResolver;
public class AFPSVGHandler extends AbstractGenericSVGHandler {
private boolean paintAsBitmap;
public void handleXML(RendererContext context,
Document doc, String ns) throws Exception {
if (SVGDOMImplementation.SVG_NAMESPACE_URI.equals(ns)) {
renderSVGDocument(context, doc);
}
}
protected void renderSVGDocument(final RendererContext rendererContext,
final Document doc) throws IOException {
AFPRendererContext afpRendererContext = (AFPRendererContext)rendererContext;
AFPInfo afpInfo = afpRendererContext.getInfo();
this.paintAsBitmap = afpInfo.paintAsBitmap();
FOUserAgent userAgent = rendererContext.getUserAgent();
String uri = getDocumentURI(doc);
if (paintAsBitmap) {
try {
super.renderSVGDocument(rendererContext, doc);
} catch (IOException ioe) {
SVGEventProducer eventProducer = SVGEventProducer.Provider.get(
userAgent.getEventBroadcaster());
eventProducer.svgRenderingError(this, ioe, uri);
}
return;
}
final boolean textAsShapes = afpInfo.strokeText();
AFPGraphics2D g2d = afpInfo.createGraphics2D(textAsShapes);
AFPPaintingState paintingState = g2d.getPaintingState();
paintingState.setImageUri(uri);
BridgeContext bridgeContext = createBridgeContext(userAgent, g2d);
Document clonedDoc = BatikUtil.cloneSVGDocument(doc);
GraphicsNode root = buildGraphicsNode(userAgent, bridgeContext, clonedDoc);
final RendererContextWrapper wrappedContext
= RendererContext.wrapRendererContext(rendererContext);
Dimension imageSize = getImageSize(wrappedContext);
Graphics2DImagePainter painter
= createGraphics2DImagePainter(bridgeContext, root, imageSize);
RendererContextWrapper rctx = RendererContext.wrapRendererContext(rendererContext);
int x = rctx.getCurrentXPosition();
int y = rctx.getCurrentYPosition();
int width = afpInfo.getWidth();
int height = afpInfo.getHeight();
int resolution = afpInfo.getResolution();
paintingState.save();
AFPObjectAreaInfo objectAreaInfo
= createObjectAreaInfo(paintingState, x, y, width, height, resolution);
AFPResourceInfo resourceInfo = afpInfo.getResourceInfo();
AFPGraphicsObjectInfo graphicsObjectInfo = createGraphicsObjectInfo(
paintingState, painter, userAgent, resourceInfo, g2d);
graphicsObjectInfo.setObjectAreaInfo(objectAreaInfo);
AFPResourceManager resourceManager = afpInfo.getResourceManager();
resourceManager.createObject(graphicsObjectInfo);
paintingState.restore();
}
private AFPObjectAreaInfo createObjectAreaInfo(AFPPaintingState paintingState,
int x, int y, int width, int height, int resolution) {
AffineTransform at = paintingState.getData().getTransform();
at.translate(x, y);
AFPUnitConverter unitConv = paintingState.getUnitConverter();
int rotation = paintingState.getRotation();
int objX = (int) Math.round(at.getTranslateX());
int objY = (int) Math.round(at.getTranslateY());
int objWidth = Math.round(unitConv.mpt2units(width));
int objHeight = Math.round(unitConv.mpt2units(height));
AFPObjectAreaInfo objectAreaInfo = new AFPObjectAreaInfo(objX, objY, objWidth, objHeight,
resolution, rotation);
return objectAreaInfo;
}
private AFPGraphicsObjectInfo createGraphicsObjectInfo(
AFPPaintingState paintingState, Graphics2DImagePainter painter,
FOUserAgent userAgent, AFPResourceInfo resourceInfo, AFPGraphics2D g2d) {
AFPGraphicsObjectInfo graphicsObjectInfo = new AFPGraphicsObjectInfo();
String uri = paintingState.getImageUri();
graphicsObjectInfo.setUri(uri);
graphicsObjectInfo.setMimeType(MimeConstants.MIME_AFP_GOCA);
graphicsObjectInfo.setResourceInfo(resourceInfo);
graphicsObjectInfo.setPainter(painter);
graphicsObjectInfo.setGraphics2D(g2d);
return graphicsObjectInfo;
}
public static BridgeContext createBridgeContext(FOUserAgent userAgent, AFPGraphics2D g2d) {
ImageManager imageManager = userAgent.getImageManager();
FontInfo fontInfo = g2d.getFontInfo();
SVGUserAgent svgUserAgent = new SVGUserAgent(userAgent,
new AggregatingFontFamilyResolver(new AFPFontFamilyResolver(fontInfo, userAgent.getEventBroadcaster()),
DefaultFontFamilyResolver.SINGLETON),
new AffineTransform());
ImageSessionContext imageSessionContext = userAgent.getImageSessionContext();
return new AFPBridgeContext(svgUserAgent, fontInfo, imageManager, imageSessionContext,
new AffineTransform(), g2d, userAgent.getEventBroadcaster());
}
public boolean supportsRenderer(Renderer renderer) {
return false;
}
protected void updateRendererContext(RendererContext context) {
context.setProperty(AFPRendererContextConstants.AFP_GRAYSCALE, Boolean.FALSE);
}
private Graphics2DImagePainter createGraphics2DImagePainter(BridgeContext ctx,
GraphicsNode root, Dimension imageSize) {
Graphics2DImagePainter painter = null;
if (paintAsBitmap()) {
painter = super.createGraphics2DImagePainter(root, ctx, imageSize);
} else {
painter = new Graphics2DImagePainterImpl(root, ctx, imageSize);
}
return painter;
}
private boolean paintAsBitmap() {
return paintAsBitmap;
}
}