Examples of org.apache.batik.gvt.renderer.Renderer

Interface for GVT Renderers. @author

            g2d.setPaint(getBackgroundPaint());
            g2d.fillRect(0, 0, w, h);
        }
        g2d.setComposite(AlphaComposite.SrcOver);


        Renderer renderer = new StaticRendererFactory().createRenderer(img);
        AffineTransform t = SVGUtilities.getPreserveAspectRatioTransform
            (elt, w, h, parserFactory);
        renderer.setTransform(t);
        renderer.setTree(gvtRoot);
        try {
            renderer.repaint(new Rectangle(0, 0, w, h));
            // save the offscreen image
            writeImage(img, ostream);
        } catch (IOException ex) {
            throw new TranscoderException(ex.getMessage(), ex);
        } catch (InterruptedException ex) {

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            if (w < 1 || h < 1) {
                return;
            }


            Renderer renderer = null;


            if (repaintThread != null) {
                Graphics2D g2d = (Graphics2D)g;
                g2d.drawImage(buffer, null, 0, 0);
                return;
            }


            updateBuffer(w, h);
            if (bufferNeedsRendering) {
                renderer = rendererFactory.createRenderer(buffer);
                ((DynamicRenderer)renderer).setRepaintHandler(this);
                renderer.setTransform(transform);
            }
            if (renderer != null && gvtRoot != null &&
                renderer.getTree() != gvtRoot) {
                renderer.setTree(gvtRoot);
                bufferNeedsRendering = true;
            }
            if (bufferNeedsRendering) {
                clearBuffer(w, h);
                renderer.setTransform(transform);
                repaintAOI(renderer, size, buffer);
                bufferNeedsRendering = false; // repaint is already queued
                return;
            } else { // buffer is current, just transform and draw it

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        if (getCursor() != rCursor) {
            setCursor(rCursor);
        }
        updateBuffer(w, h);


        Renderer renderer = null;


        if (bufferNeedsRendering) {
            renderer = rendererFactory.createRenderer(buffer);
            ((DynamicRenderer)renderer).setRepaintHandler(this);
            renderer.setTransform(transform);
        }
        if (renderer != null && gvtRoot != null &&
            renderer.getTree() != gvtRoot) {
            renderer.setTree(gvtRoot);
            bufferNeedsRendering = true;
        }
        if (bufferNeedsRendering) {
            Graphics2D g2d = (Graphics2D)g;
            if (panTransform != null) {
                int tx = (int)panTransform.getTranslateX();
                int ty = (int)panTransform.getTranslateY();
                paintPanRegions(g2d, tx, ty, w, h);
                g2d.transform(panTransform);
                panTransform = null;
                g2d.drawImage(buffer, null, 0, 0);
            } else {
                g2d.setComposite(AlphaComposite.SrcOver);
                g2d.setClip(0, 0, w, h);
                g2d.setPaint(Color.white);
                g2d.fillRect(0, 0, w, h);
            }
            clearBuffer(w, h);
            renderer.setTransform(transform);
            repaintAOI(renderer, size, buffer);
            bufferNeedsRendering = false; // repaint is already queued
            return;
        } else { // buffer is current, just transform and draw it

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Examples of org.apache.batik.gvt.renderer.Renderer

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