Package com.lowagie.text.pdf

Examples of com.lowagie.text.pdf.PdfGraphics2D


            // we create a template and a Graphics2D object that corresponds
            // with it
            PdfContentByte cb = writer.getDirectContent();
            PdfTemplate tp = cb.createTemplate(width, height);
            PdfGraphics2D graphic = (PdfGraphics2D) tp.createGraphics(width, height, mapper);

            // we set graphics options
            if (!mapContext.isTransparent()) {
                graphic.setColor(mapContext.getBgColor());
                graphic.fillRect(0, 0, width, height);
            } else {
                if (LOGGER.isLoggable(Level.FINE)) {
                    LOGGER.fine("setting to transparent");
                }

                int type = AlphaComposite.SRC;
                graphic.setComposite(AlphaComposite.getInstance(type));

                Color c = new Color(mapContext.getBgColor().getRed(),
                        mapContext.getBgColor().getGreen(), mapContext
                                .getBgColor().getBlue(), 0);
                graphic.setBackground(mapContext.getBgColor());
                graphic.setColor(c);
                graphic.fillRect(0, 0, width, height);

                type = AlphaComposite.SRC_OVER;
                graphic.setComposite(AlphaComposite.getInstance(type));
            }

            Rectangle paintArea = new Rectangle(width, height);

            renderer = new StreamingRenderer();
            renderer.setContext(mapContext);
            // TODO: expose the generalization distance as a param
            // ((StreamingRenderer) renderer).setGeneralizationDistance(0);

            RenderingHints hints = new RenderingHints(
                    RenderingHints.KEY_ANTIALIASING,
                    RenderingHints.VALUE_ANTIALIAS_ON);
            renderer.setJava2DHints(hints);

            // we already do everything that the optimized data loading does...
            // if we set it to true then it does it all twice...
            Map rendererParams = new HashMap();
            rendererParams
                    .put("optimizedDataLoadingEnabled", new Boolean(true));
            rendererParams.put("renderingBuffer", new Integer(mapContext
                    .getBuffer()));
            // we need the renderer to draw everything on the batik provided graphics object
            rendererParams.put(StreamingRenderer.OPTIMIZE_FTS_RENDERING_KEY, Boolean.FALSE);
            // render everything in vector form if possible
            rendererParams.put(StreamingRenderer.VECTOR_RENDERING_KEY, Boolean.TRUE);
            if(DefaultWebMapService.isLineWidthOptimizationEnabled()) {
                rendererParams.put(StreamingRenderer.LINE_WIDTH_OPTIMIZATION_KEY, true);
            }
            if(DefaultWebMapService.isAdvancedProjectionHandlingEnabled()) {
                rendererParams.put(StreamingRenderer.ADVANCED_PROJECTION_HANDLING_KEY, true);
            }
            renderer.setRendererHints(rendererParams);

            Envelope dataArea = mapContext.getAreaOfInterest();

            if (this.abortRequested) {
                graphic.dispose();
                // step 5: we close the document
                document.close();

                return;
            }
           
            // enforce no more than x rendering errors
            int maxErrors = wms.getMaxRenderingErrors();
            MaxErrorEnforcer errorChecker = new MaxErrorEnforcer(renderer, maxErrors);

            // Add a render listener that ignores well known rendering exceptions and reports back non
            // ignorable ones
            final RenderExceptionStrategy nonIgnorableExceptionListener;
            nonIgnorableExceptionListener = new RenderExceptionStrategy(renderer);
            renderer.addRenderListener(nonIgnorableExceptionListener);
           
            // enforce max memory usage
            int maxMemory = wms.getMaxRequestMemory() * KB;
            PDFMaxSizeEnforcer memoryChecker = new PDFMaxSizeEnforcer(renderer, graphic, maxMemory);
           
            // render the map
            renderer.paint(graphic, paintArea, getRenderingArea(), getRenderingTransform());
           
            // render the watermark
            MapDecorationLayout.Block watermark =
                DefaultRasterMapProducer.getWatermark(this.mapContext.getRequest().getWMS().getServiceInfo());

            if (watermark != null) {
                MapDecorationLayout layout = new MapDecorationLayout();
                layout.paint(graphic, paintArea, this.mapContext);
            }
           
            //check if a non ignorable error occurred
            if(nonIgnorableExceptionListener.exceptionOccurred()){
                Exception renderError = nonIgnorableExceptionListener.getException();
                throw new WmsException("Rendering process failed", "internalError", renderError);
            }

            // check if too many errors occurred
            if(errorChecker.exceedsMaxErrors()) {
                throw new WmsException("More than " + maxErrors + " rendering errors occurred, bailing out",
                        "internalError", errorChecker.getLastException());
            }
           
            // check we did not use too much memory
            if(memoryChecker.exceedsMaxSize()) {
                long kbMax = maxMemory / KB;
                throw new WmsException("Rendering request used more memory than the maximum allowed:"
                        + kbMax + "KB");
            }

            graphic.dispose();
            cb.addTemplate(tp, 0, 0);

            // step 5: we close the document
            document.close();
            writer.flush();
View Full Code Here


            // we create a template and a Graphics2D object that corresponds
            // with it
            PdfContentByte cb = writer.getDirectContent();
            PdfTemplate tp = cb.createTemplate(width, height);
            PdfGraphics2D graphic = (PdfGraphics2D) tp.createGraphics(width, height, mapper);

            // we set graphics options
            if (!mapContent.isTransparent()) {
                graphic.setColor(mapContent.getBgColor());
                graphic.fillRect(0, 0, width, height);
            } else {
                if (LOGGER.isLoggable(Level.FINE)) {
                    LOGGER.fine("setting to transparent");
                }

                int type = AlphaComposite.SRC;
                graphic.setComposite(AlphaComposite.getInstance(type));

                Color c = new Color(mapContent.getBgColor().getRed(), mapContent.getBgColor()
                        .getGreen(), mapContent.getBgColor().getBlue(), 0);
                graphic.setBackground(mapContent.getBgColor());
                graphic.setColor(c);
                graphic.fillRect(0, 0, width, height);

                type = AlphaComposite.SRC_OVER;
                graphic.setComposite(AlphaComposite.getInstance(type));
            }

            Rectangle paintArea = new Rectangle(width, height);

            StreamingRenderer renderer = new StreamingRenderer();
            renderer.setMapContent(mapContent);
            // TODO: expose the generalization distance as a param
            // ((StreamingRenderer) renderer).setGeneralizationDistance(0);

            RenderingHints hints = new RenderingHints(RenderingHints.KEY_ANTIALIASING,
                    RenderingHints.VALUE_ANTIALIAS_ON);
            renderer.setJava2DHints(hints);

            // we already do everything that the optimized data loading does...
            // if we set it to true then it does it all twice...
            java.util.Map rendererParams = new HashMap();
            rendererParams.put("optimizedDataLoadingEnabled", new Boolean(true));
            rendererParams.put("renderingBuffer", new Integer(mapContent.getBuffer()));
            // we need the renderer to draw everything on the batik provided graphics object
            rendererParams.put(StreamingRenderer.OPTIMIZE_FTS_RENDERING_KEY, Boolean.FALSE);
            // render everything in vector form if possible
            rendererParams.put(StreamingRenderer.VECTOR_RENDERING_KEY, Boolean.TRUE);
            if (DefaultWebMapService.isLineWidthOptimizationEnabled()) {
                rendererParams.put(StreamingRenderer.LINE_WIDTH_OPTIMIZATION_KEY, true);
            }
            rendererParams.put(StreamingRenderer.SCALE_COMPUTATION_METHOD_KEY,
                    mapContent.getRendererScaleMethod());

            renderer.setRendererHints(rendererParams);

            Envelope dataArea = mapContent.getRenderingArea();

            // enforce no more than x rendering errors
            int maxErrors = wms.getMaxRenderingErrors();
            MaxErrorEnforcer errorChecker = new MaxErrorEnforcer(renderer, maxErrors);

            // Add a render listener that ignores well known rendering exceptions and reports back
            // non
            // ignorable ones
            final RenderExceptionStrategy nonIgnorableExceptionListener;
            nonIgnorableExceptionListener = new RenderExceptionStrategy(renderer);
            renderer.addRenderListener(nonIgnorableExceptionListener);

            // enforce max memory usage
            int maxMemory = wms.getMaxRequestMemory() * KB;
            PDFMaxSizeEnforcer memoryChecker = new PDFMaxSizeEnforcer(renderer, graphic, maxMemory);

            // render the map
            renderer.paint(graphic, paintArea, mapContent.getRenderingArea(),
                    mapContent.getRenderingTransform());

            // render the watermark
            MapDecorationLayout.Block watermark = RenderedImageMapOutputFormat.getWatermark(wms
                    .getServiceInfo());

            if (watermark != null) {
                MapDecorationLayout layout = new MapDecorationLayout();
                layout.paint(graphic, paintArea, mapContent);
            }

            // check if a non ignorable error occurred
            if (nonIgnorableExceptionListener.exceptionOccurred()) {
                Exception renderError = nonIgnorableExceptionListener.getException();
                throw new ServiceException("Rendering process failed", renderError, "internalError");
            }

            // check if too many errors occurred
            if (errorChecker.exceedsMaxErrors()) {
                throw new ServiceException("More than " + maxErrors
                        + " rendering errors occurred, bailing out",
                        errorChecker.getLastException(), "internalError");
            }

            // check we did not use too much memory
            if (memoryChecker.exceedsMaxSize()) {
                long kbMax = maxMemory / KB;
                throw new ServiceException(
                        "Rendering request used more memory than the maximum allowed:" + kbMax
                                + "KB");
            }

            graphic.dispose();
            cb.addTemplate(tp, 0, 0);

            // step 5: we close the document
            document.close();
            writer.flush();
View Full Code Here

            // we create a template and a Graphics2D object that corresponds
            // with it
            PdfContentByte cb = writer.getDirectContent();
            PdfTemplate tp = cb.createTemplate(width, height);
            PdfGraphics2D graphic = (PdfGraphics2D) tp.createGraphics(width, height, mapper);

            // we set graphics options
            if (!mapContext.isTransparent()) {
                graphic.setColor(mapContext.getBgColor());
                graphic.fillRect(0, 0, width, height);
            } else {
                if (LOGGER.isLoggable(Level.FINE)) {
                    LOGGER.fine("setting to transparent");
                }

                int type = AlphaComposite.SRC;
                graphic.setComposite(AlphaComposite.getInstance(type));

                Color c = new Color(mapContext.getBgColor().getRed(), mapContext.getBgColor()
                        .getGreen(), mapContext.getBgColor().getBlue(), 0);
                graphic.setBackground(mapContext.getBgColor());
                graphic.setColor(c);
                graphic.fillRect(0, 0, width, height);

                type = AlphaComposite.SRC_OVER;
                graphic.setComposite(AlphaComposite.getInstance(type));
            }

            Rectangle paintArea = new Rectangle(width, height);

            StreamingRenderer renderer = new StreamingRenderer();
            renderer.setContext(mapContext);
            // TODO: expose the generalization distance as a param
            // ((StreamingRenderer) renderer).setGeneralizationDistance(0);

            RenderingHints hints = new RenderingHints(RenderingHints.KEY_ANTIALIASING,
                    RenderingHints.VALUE_ANTIALIAS_ON);
            renderer.setJava2DHints(hints);

            // we already do everything that the optimized data loading does...
            // if we set it to true then it does it all twice...
            java.util.Map rendererParams = new HashMap();
            rendererParams.put("optimizedDataLoadingEnabled", new Boolean(true));
            rendererParams.put("renderingBuffer", new Integer(mapContext.getBuffer()));
            // we need the renderer to draw everything on the batik provided graphics object
            rendererParams.put(StreamingRenderer.OPTIMIZE_FTS_RENDERING_KEY, Boolean.FALSE);
            // render everything in vector form if possible
            rendererParams.put(StreamingRenderer.VECTOR_RENDERING_KEY, Boolean.TRUE);
            if (DefaultWebMapService.isLineWidthOptimizationEnabled()) {
                rendererParams.put(StreamingRenderer.LINE_WIDTH_OPTIMIZATION_KEY, true);
            }
            renderer.setRendererHints(rendererParams);

            Envelope dataArea = mapContext.getAreaOfInterest();

            // enforce no more than x rendering errors
            int maxErrors = wms.getMaxRenderingErrors();
            MaxErrorEnforcer errorChecker = new MaxErrorEnforcer(renderer, maxErrors);

            // Add a render listener that ignores well known rendering exceptions and reports back
            // non
            // ignorable ones
            final RenderExceptionStrategy nonIgnorableExceptionListener;
            nonIgnorableExceptionListener = new RenderExceptionStrategy(renderer);
            renderer.addRenderListener(nonIgnorableExceptionListener);

            // enforce max memory usage
            int maxMemory = wms.getMaxRequestMemory() * KB;
            PDFMaxSizeEnforcer memoryChecker = new PDFMaxSizeEnforcer(renderer, graphic, maxMemory);

            // render the map
            renderer.paint(graphic, paintArea, mapContext.getRenderingArea(),
                    mapContext.getRenderingTransform());

            // render the watermark
            MapDecorationLayout.Block watermark = RenderedImageMapOutputFormat.getWatermark(wms
                    .getServiceInfo());

            if (watermark != null) {
                MapDecorationLayout layout = new MapDecorationLayout();
                layout.paint(graphic, paintArea, mapContext);
            }

            // check if a non ignorable error occurred
            if (nonIgnorableExceptionListener.exceptionOccurred()) {
                Exception renderError = nonIgnorableExceptionListener.getException();
                throw new ServiceException("Rendering process failed", renderError, "internalError");
            }

            // check if too many errors occurred
            if (errorChecker.exceedsMaxErrors()) {
                throw new ServiceException("More than " + maxErrors
                        + " rendering errors occurred, bailing out",
                        errorChecker.getLastException(), "internalError");
            }

            // check we did not use too much memory
            if (memoryChecker.exceedsMaxSize()) {
                long kbMax = maxMemory / KB;
                throw new ServiceException(
                        "Rendering request used more memory than the maximum allowed:" + kbMax
                                + "KB");
            }

            graphic.dispose();
            cb.addTemplate(tp, 0, 0);

            // step 5: we close the document
            document.close();
            writer.flush();
View Full Code Here

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