Examples with BarcodePDF417 com.lowagie.text.pdf.BarcodePDF417 used on opensource projects

Example 1 with BarcodePDF417

use of com.lowagie.text.pdf.BarcodePDF417 in project jaffa-framework by jaffa-projects.

the class FormPrintEngineIText method fillPageFields.

/**
 * This will fill in the page with data,
 * m_currentPageData contains the details of the current page being printed
 * @throws FormPrintException Thrown if there is any form processing problems
 */
protected void fillPageFields() throws FormPrintException {
    log.debug("fillPageFields: Page=" + getCurrentPage());
    try {
        PdfContentByte cb = m_writer.getDirectContent();
        PageDetailsExtended page = (PageDetailsExtended) getCurrentPageData();
        // Loop through each field to be inserted
        for (Iterator i = page.fieldList.iterator(); i.hasNext(); ) {
            String fieldname = (String) i.next();
            // Get the properties for displaying this field
            FieldProperties props = (FieldProperties) page.fieldProperties.get(fieldname);
            // Get the data to display
            FormPrintEngine.DomValue data = new FormPrintEngine.DomValue(fieldname, props.sampleData);
            // Caluclate Clipping Region
            float x1 = Math.min(props.x1, props.x2);
            float x2 = Math.max(props.x1, props.x2);
            float y1 = Math.min(props.y1, props.y2);
            float y2 = Math.max(props.y1, props.y2);
            float w = Math.abs(props.x1 - props.x2) + 1;
            float h = Math.abs(props.y1 - props.y2) + 1;
            if (log.isDebugEnabled())
                log.debug("Print Field " + fieldname + "=" + data.getObject() + " @ [(" + x1 + "," + y1 + ")->(" + x2 + "," + y2 + ")]");
            // Default the font if not specified
            String font = BaseFont.HELVETICA;
            if (props.fontFace != null)
                font = props.fontFace;
            // Handle Barcodes diffently withing iText, don't just use fonts
            if (font.startsWith("Barcode")) {
                String bcClassName = "com.lowagie.text.pdf." + font;
                Object bcode = null;
                String dataStr = data.getValue();
                if (dataStr != null) {
                    log.debug("Barcode Data String = " + dataStr);
                    // Try and create the correct Barcode Object
                    try {
                        Class bcClass = Class.forName(bcClassName);
                        bcode = bcClass.newInstance();
                    } catch (Exception e) {
                        String err = "Can't Create Barcode Object for barcode type '" + font + "' on field " + fieldname;
                        log.error(err, e);
                    }
                    // Only continue if the barcode object was created
                    if (bcode != null) {
                        // Generate and Print barcode, based on common interface
                        if (bcode instanceof Barcode) {
                            Barcode b = (Barcode) bcode;
                            // Set some default output a barcode
                            b.setCode(dataStr);
                            if (props.fontSize <= 0) {
                                // Hide text if font size is 0, and make the barcode height the size of the box
                                b.setBarHeight(h);
                                b.setFont(null);
                            } else {
                                // size of text under barcode
                                b.setSize(props.fontSize);
                                // Adjust Bar Height to allow for font size
                                b.setBarHeight(h - props.fontSize - 5);
                            }
                            // Wide Bars
                            b.setN(2);
                            // Set custom parameters
                            setBarcodeParams(fieldname, bcode, props.style);
                            // Print out barcode
                            Image image = ((Barcode) bcode).createImageWithBarcode(cb, null, null);
                            printImage(image, cb, x1, y1, x2, y2, props.align, props.fitMethod, props.rotate);
                        } else // Print PDF417 barcode, not based on common interface
                        if (bcode instanceof BarcodePDF417) {
                            BarcodePDF417 b = (BarcodePDF417) bcode;
                            // Set some default output a barcode
                            b.setText(dataStr);
                            b.setErrorLevel(5);
                            // Set custom parameters
                            setBarcodeParams(fieldname, bcode, props.style);
                            log.debug("PDF417 Settings\n" + "BitColumns=" + b.getBitColumns() + "\n" + "CodeColumns=" + b.getCodeColumns() + "\n" + "CodeRows=" + b.getCodeRows() + "\n" + "ErrorLevel=" + b.getErrorLevel() + "\n" + "YHeight=" + b.getYHeight() + "\n" + "AspectRatio=" + b.getAspectRatio() + "\n" + "Options=" + b.getOptions() + "\n" + "LenCodewords=" + b.getLenCodewords());
                            // Print out barcode
                            // image = b.getImage();
                            printImage(b.getImage(), cb, x1, y1, x2, y2, props.align, props.fitMethod, props.rotate);
                        } else {
                            // Error, unknown barcode
                            String err = "Error, No print handler for barcode object " + bcode.getClass().getName();
                            log.error(err);
                        // throw new EngineProcessingException(err);
                        }
                    }
                } else
                    log.debug("SKIPPED BARCODE : No data for " + fieldname);
            // Handle Images differently within iText, native support for JFreeChart
            } else if ("image".equalsIgnoreCase(font)) {
                try {
                    java.awt.Image image = data.getDomImage();
                    // Add an image to the page
                    if (image != null) {
                        if (fieldname.startsWith("watermark")) {
                            // Add an image-based watermark to the under content layer
                            PdfContentByte contentUnder = m_writer.getDirectContentUnder();
                            if (props.opacity != 1f) {
                                PdfGState gs = new PdfGState();
                                gs.setFillOpacity(props.opacity);
                                contentUnder.setGState(gs);
                            }
                            printImage(image, contentUnder, x1, y1, x2, y2, props.align, props.fitMethod, props.rotate);
                        } else {
                            // Add an image to main page layer
                            printImage(image, cb, x1, y1, x2, y2, props.align, props.fitMethod, props.rotate);
                        }
                    }
                } catch (IOException e) {
                    // Add Error on page.
                    Phrase text = new Phrase("Image Error", FontFactory.getFont(FontFactory.HELVETICA_BOLDOBLIQUE, 8f, 0, ColorHelper.getColor("red")));
                    ColumnText ct = new ColumnText(cb);
                    ct.setSimpleColumn(text, x1, y1, x2, y2, 8f, Element.ALIGN_LEFT);
                }
            } else if (fieldname.startsWith("watermark")) {
                // Add a text-based watermark
                String text = data.getValue();
                PdfContentByte contentUnder = m_writer.getDirectContentUnder();
                if (props.opacity != 1f) {
                    PdfGState gs = new PdfGState();
                    gs.setFillOpacity(props.opacity);
                    contentUnder.setGState(gs);
                }
                // The text aligns (left, center, right) on the pivot point.
                // Default to align left.
                float pivotX = x1;
                float pivotY = y1;
                if (Element.ALIGN_CENTER == props.align) {
                    pivotX = (x1 / 2) + (x2 / 2);
                    pivotY = y1;
                } else if (Element.ALIGN_RIGHT == props.align) {
                    pivotX = x2;
                    pivotY = y1;
                }
                Phrase watermark = new Phrase(text, FontFactory.getFont(props.fontFace, props.fontSize, decodeFontStyle(props.style), ColorHelper.getColor(defaultWatermarkColor)));
                ColumnText.showTextAligned(contentUnder, props.align, watermark, pivotX, pivotY, props.rotate);
            } else {
                // Handle printing of basic Text
                float lineHeight = props.fontSize;
                String str = data.getValue();
                if (str != null) {
                    // Add a bounded column to add text to.
                    Phrase text = new Phrase(str, FontFactory.getFont(props.fontFace, props.fontSize, decodeFontStyle(props.style), ColorHelper.getColor(props.color)));
                    ColumnText ct = new ColumnText(cb);
                    if (props.fitMethod == FIT_METHOD_CLIP)
                        // set up column with height/width restrictions
                        ct.setSimpleColumn(text, x1, y1, x2, y2, lineHeight, props.align);
                    else
                        // set up column without (i.e. large) height/width restrictions
                        ct.setSimpleColumn(text, x1, y1, 1000, 0, lineHeight, props.align);
                    ct.go();
                }
            }
            // Draw outline boxes arround fields
            if (isTemplateMode()) {
                cb.setLineWidth(0.5f);
                cb.setLineDash(4f, 2f);
                cb.setColorStroke(new Color(0xA0, 0xA0, 0xA0));
                cb.moveTo(x1, y1);
                cb.lineTo(x1, y2);
                cb.lineTo(x2, y2);
                cb.lineTo(x2, y1);
                cb.lineTo(x1, y1);
                cb.stroke();
            }
        }
    // end for-loop
    } catch (DocumentException e) {
        String err = "Error printing data - " + e.getMessage();
        log.error(err, e);
        throw new EngineProcessingException(err);
    // } catch (IOException e) {
    // String err = "Error printing data - " + e.getMessage();
    // log.error(err ,e);
    // throw new EngineProcessingException(err);
    }
}