Package org.apache.xmlgraphics.image.loader

Examples of org.apache.xmlgraphics.image.loader.ImageManager

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            int[] coords = unitConv.mpts2units(srcPts);
            int width = Math.round(unitConv.mpt2units(posInt.width));
            int height = Math.round(unitConv.mpt2units(posInt.height));
            dataStream.createIncludePageSegment(name, coords[X], coords[Y], width, height);
        } else {
            ImageManager manager = userAgent.getFactory().getImageManager();
            ImageInfo info = null;
            try {
                ImageSessionContext sessionContext = userAgent
                        .getImageSessionContext();
                info = manager.getImageInfo(uri, sessionContext);

                // Only now fully load/prepare the image
                Map hints = ImageUtil.getDefaultHints(sessionContext);

                boolean nativeImagesSupported = paintingState.isNativeImagesSupported();
                ImageFlavor[] flavors = nativeImagesSupported ? NATIVE_FLAVORS : FLAVORS;

                // Load image
                org.apache.xmlgraphics.image.loader.Image img = manager.getImage(
                        info, flavors, hints, sessionContext);

                // Handle image
                AFPImageHandler imageHandler
                    = (AFPImageHandler)imageHandlerRegistry.getHandler(img);
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                (int)pos.getHeight());
        Point origin = new Point(currentIPPosition, currentBPPosition);
        int x = origin.x + posInt.x;
        int y = origin.y + posInt.y;

        ImageManager manager = getUserAgent().getFactory().getImageManager();
        ImageInfo info = null;
        try {
            ImageSessionContext sessionContext = getUserAgent().getImageSessionContext();
            info = manager.getImageInfo(uri, sessionContext);

            //Only now fully load/prepare the image
            Map hints = ImageUtil.getDefaultHints(sessionContext);
            org.apache.xmlgraphics.image.loader.Image img = manager.getImage(
                    info, FLAVORS, hints, sessionContext);

            //...and process the image
            if (img instanceof ImageGraphics2D) {
                ImageGraphics2D imageG2D = (ImageGraphics2D)img;
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        }
        Point origin = new Point(currentIPPosition, currentBPPosition);
        int x = origin.x + posInt.x;
        int y = origin.y + posInt.y;

        ImageManager manager = getUserAgent().getFactory().getImageManager();
        ImageInfo info = null;
        try {
            ImageSessionContext sessionContext = getUserAgent().getImageSessionContext();
            info = manager.getImageInfo(uri, sessionContext);

            Map hints = ImageUtil.getDefaultHints(sessionContext);
            ImageFlavor[] supportedFlavors = imageHandlerRegistry.getSupportedFlavors();
            org.apache.xmlgraphics.image.loader.Image img = manager.getImage(
                        info, supportedFlavors, hints, sessionContext);

            //First check for a dynamically registered handler
            PDFImageHandler handler
                = (PDFImageHandler)imageHandlerRegistry.getHandler(img.getClass());
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     */
    protected GraphicsNode createImageGraphicsNode
                (BridgeContext ctx, Element imageElement, ParsedURL purl) {
        AbstractFOPBridgeContext bridgeCtx = (AbstractFOPBridgeContext)ctx;

        ImageManager manager = bridgeCtx.getImageManager();
        ImageSessionContext sessionContext = bridgeCtx.getImageSessionContext();
        try {
            ImageInfo info = manager.getImageInfo(purl.toString(), sessionContext);
            ImageFlavor[] supportedFlavors = getSupportedFlavours();
            Image image = manager.getImage(info, supportedFlavors, sessionContext);

            //TODO color profile overrides aren't handled, yet!
            //ICCColorSpaceExt colorspaceOverride = extractColorSpace(e, ctx);
            AbstractGraphicsNode specializedNode = null;
            if (image instanceof ImageXMLDOM) {
                ImageXMLDOM xmlImage = (ImageXMLDOM)image;
                if (xmlImage.getDocument() instanceof SVGDocument) {
                    return createSVGImageNode(ctx, imageElement,
                            (SVGDocument)xmlImage.getDocument());
                } else {
                    //Convert image to Graphics2D
                    image = manager.convertImage(xmlImage,
                            new ImageFlavor[] {ImageFlavor.GRAPHICS2D});
                }
            }
            if (image instanceof ImageRawJPEG) {
                specializedNode = createLoaderImageNode(image, ctx, imageElement, purl);
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     * @throws ImageException if there's an error while processing the image
     * @throws IOException if there's an I/O error while loading the image
     */
    protected void drawImageUsingImageHandler(ImageInfo info, Rectangle rect)
                    throws ImageException, IOException {
        ImageManager manager = getFopFactory().getImageManager();
        ImageSessionContext sessionContext = getUserAgent().getImageSessionContext();
        ImageHandlerRegistry imageHandlerRegistry = getFopFactory().getImageHandlerRegistry();

        //Load and convert the image to a supported format
        RenderingContext context = createRenderingContext();
        Map hints = createDefaultImageProcessingHints(sessionContext);
        context.putHints(hints);

        ImageFlavor[] flavors = imageHandlerRegistry.getSupportedFlavors(context);
        org.apache.xmlgraphics.image.loader.Image img = manager.getImage(
                    info, flavors,
                    hints, sessionContext);

        try {
            drawImage(img, rect, context);
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     * @throws ImageException if an error occurs while converting the image to a suitable format
     */
    protected void drawImage(Image image, Rectangle rect,
            RenderingContext context, boolean convert, Map additionalHints)
                    throws IOException, ImageException {
        ImageManager manager = getFopFactory().getImageManager();
        ImageHandlerRegistry imageHandlerRegistry = getFopFactory().getImageHandlerRegistry();

        Image effImage;
        context.putHints(additionalHints);
        if (convert) {
            Map hints = createDefaultImageProcessingHints(getUserAgent().getImageSessionContext());
            if (additionalHints != null) {
                hints.putAll(additionalHints);
            }
            effImage = manager.convertImage(image,
                    imageHandlerRegistry.getSupportedFlavors(context), hints);
        } else {
            effImage = image;
        }

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     * simply skips painting anything in this case.
     * @param uri the URI identifying the image
     * @return the ImageInfo instance or null if there has been an error.
     */
    protected ImageInfo getImageInfo(String uri) {
        ImageManager manager = getFopFactory().getImageManager();
        try {
            ImageSessionContext sessionContext = getUserAgent().getImageSessionContext();
            return manager.getImageInfo(uri, sessionContext);
        } catch (ImageException ie) {
            ResourceEventProducer eventProducer = ResourceEventProducer.Provider.get(
                    getUserAgent().getEventBroadcaster());
            eventProducer.imageError(this, uri, ie, null);
        } catch (FileNotFoundException fe) {
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     * Default drawing method for handling an image referenced by a URI.
     * @param uri the image's URI
     * @param rect the rectangle in which to paint the image
     */
    protected void drawImageUsingURI(String uri, Rectangle rect) {
        ImageManager manager = getFopFactory().getImageManager();
        ImageInfo info = null;
        try {
            ImageSessionContext sessionContext = getUserAgent().getImageSessionContext();
            info = manager.getImageInfo(uri, sessionContext);

            drawImageUsingImageHandler(info, rect);
        } catch (ImageException ie) {
            ResourceEventProducer eventProducer = ResourceEventProducer.Provider.get(
                    getUserAgent().getEventBroadcaster());
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     * Default drawing method for handling a foreign object in the form of a DOM document.
     * @param doc the DOM document containing the foreign object
     * @param rect the rectangle in which to paint the image
     */
    protected void drawImageUsingDocument(Document doc, Rectangle rect) {
        ImageManager manager = getFopFactory().getImageManager();
        ImageInfo info = null;
        try {
            info = manager.preloadImage(null, new DOMSource(doc));

            drawImageUsingImageHandler(info, rect);
        } catch (ImageException ie) {
            ResourceEventProducer eventProducer = ResourceEventProducer.Provider.get(
                    getUserAgent().getEventBroadcaster());
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        if (uri == null || "".equals(uri)) {
            return true;
        }
        //Investigate choice for inline mode
        ImageFlavor[] inlineFlavors = determineSupportedImageFlavors(renderingContext);
        ImageManager manager = renderingContext.getUserAgent().getFactory().getImageManager();
        ImageProviderPipeline[] inlineCandidates
            = manager.getPipelineFactory().determineCandidatePipelines(
                    info, inlineFlavors);
        ImageProviderPipeline inlineChoice = manager.choosePipeline(inlineCandidates);
        ImageFlavor inlineFlavor = (inlineChoice != null
                ? inlineChoice.getTargetFlavor() : null);

        //Create a rendering context for form creation
        PSRenderingContext formContext = renderingContext.toFormContext();

        //Investigate choice for form mode
        ImageFlavor[] formFlavors = determineSupportedImageFlavors(formContext);
        ImageProviderPipeline[] formCandidates
            = manager.getPipelineFactory().determineCandidatePipelines(
                    info, formFlavors);
        ImageProviderPipeline formChoice = manager.choosePipeline(formCandidates);
        ImageFlavor formFlavor = (formChoice != null ? formChoice.getTargetFlavor() : null);

        //Inline if form is not supported or if a better choice is available with inline mode
        return formFlavor == null || !formFlavor.equals(inlineFlavor);
    }
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