Examples with Element com.lowagie.text.Element used on opensource projects

Example 6 with Element

use of com.lowagie.text.Element in project OpenPDF by LibrePDF.

the class HTMLWorker method endDocument.

public void endDocument() {
    try {
        stack.forEach(o -> document.add((Element) o));
        if (currentParagraph != null) {
            document.add(currentParagraph);
        }
        currentParagraph = null;
    } catch (Exception e) {
        throw new ExceptionConverter(e);
    }
}

Example 7 with Element

use of com.lowagie.text.Element in project OpenPDF by LibrePDF.

the class HTMLWorker method endElement.

public void endElement(String tag) {
    if (!tagsSupported.containsKey(tag))
        return;
    try {
        String follow = FactoryProperties.followTags.get(tag);
        if (follow != null) {
            cprops.removeChain(follow);
            return;
        }
        if (tag.equals("font") || tag.equals("span")) {
            cprops.removeChain(tag);
            return;
        }
        if (tag.equals("a")) {
            if (currentParagraph == null) {
                currentParagraph = new Paragraph();
            }
            boolean skip = false;
            if (interfaceProps != null) {
                ALink i = (ALink) interfaceProps.get("alink_interface");
                if (i != null)
                    skip = i.process(currentParagraph, cprops);
            }
            if (!skip) {
                cprops.findProperty("href").ifPresent(href -> {
                    List<Element> chunks = currentParagraph.getChunks();
                    for (Element chunk : chunks) {
                        Chunk ck = (Chunk) chunk;
                        ck.setAnchor(href);
                    }
                });
            }
            Paragraph tmp = (Paragraph) stack.pop();
            Phrase tmp2 = new Phrase();
            tmp2.add(currentParagraph);
            tmp.add(tmp2);
            currentParagraph = tmp;
            cprops.removeChain("a");
            return;
        }
        if (tag.equals("br")) {
            return;
        }
        if (currentParagraph != null) {
            if (stack.empty())
                document.add(currentParagraph);
            else {
                Object obj = stack.pop();
                if (obj instanceof TextElementArray) {
                    TextElementArray current = (TextElementArray) obj;
                    current.add(currentParagraph);
                }
                stack.push(obj);
            }
        }
        currentParagraph = null;
        if (tag.equals(HtmlTags.UNORDEREDLIST) || tag.equals(HtmlTags.ORDEREDLIST)) {
            if (pendingLI)
                endElement(HtmlTags.LISTITEM);
            skipText = false;
            cprops.removeChain(tag);
            if (stack.empty())
                return;
            Object obj = stack.pop();
            if (!(obj instanceof com.lowagie.text.List)) {
                stack.push(obj);
                return;
            }
            if (stack.empty()) {
                document.add((Element) obj);
            } else {
                Object peek = stack.peek();
                if (peek instanceof com.lowagie.text.List) {
                    ((com.lowagie.text.List) peek).add((com.lowagie.text.List) obj);
                } else {
                    ((TextElementArray) peek).add((Element) obj);
                }
            }
            return;
        }
        if (tag.equals(HtmlTags.LISTITEM)) {
            pendingLI = false;
            skipText = true;
            cprops.removeChain(tag);
            if (stack.empty())
                return;
            Object obj = stack.pop();
            if (!(obj instanceof ListItem)) {
                stack.push(obj);
                return;
            }
            if (stack.empty()) {
                document.add((Element) obj);
                return;
            }
            Object list = stack.pop();
            if (!(list instanceof com.lowagie.text.List)) {
                stack.push(list);
                return;
            }
            ListItem item = (ListItem) obj;
            ((com.lowagie.text.List) list).add(item);
            List<Element> cks = item.getChunks();
            if (!cks.isEmpty())
                item.getListSymbol().setFont(((Chunk) cks.get(0)).getFont());
            stack.push(list);
            return;
        }
        if (tag.equals("div") || tag.equals("body")) {
            cprops.removeChain(tag);
            return;
        }
        if (tag.equals(HtmlTags.PRE)) {
            cprops.removeChain(tag);
            isPRE = false;
            return;
        }
        if (tag.equals("p")) {
            cprops.removeChain(tag);
            return;
        }
        if (tag.equals("h1") || tag.equals("h2") || tag.equals("h3") || tag.equals("h4") || tag.equals("h5") || tag.equals("h6")) {
            cprops.removeChain(tag);
            return;
        }
        if (tag.equals("table")) {
            if (pendingTR)
                endElement("tr");
            cprops.removeChain("table");
            IncTable table = (IncTable) stack.pop();
            PdfPTable tb = table.buildTable();
            tb.setSplitRows(true);
            if (stack.empty())
                document.add(tb);
            else
                ((TextElementArray) stack.peek()).add(tb);
            boolean[] state = (boolean[]) tableState.pop();
            pendingTR = state[0];
            pendingTD = state[1];
            skipText = false;
            return;
        }
        if (tag.equals("tr")) {
            if (pendingTD)
                endElement("td");
            pendingTR = false;
            cprops.removeChain("tr");
            List<PdfPCell> cells = new ArrayList<>();
            IncTable table;
            while (true) {
                Object obj = stack.pop();
                if (obj instanceof IncCell) {
                    cells.add(((IncCell) obj).getCell());
                }
                if (obj instanceof IncTable) {
                    table = (IncTable) obj;
                    break;
                }
            }
            table.addCols(cells);
            table.endRow();
            stack.push(table);
            skipText = true;
            return;
        }
        if (tag.equals("td") || tag.equals("th")) {
            pendingTD = false;
            cprops.removeChain("td");
            skipText = true;
            return;
        }
    } catch (Exception e) {
        throw new ExceptionConverter(e);
    }
}

Example 8 with Element

use of com.lowagie.text.Element in project OpenPDF by LibrePDF.

the class PdfCell method addList.

private void addList(List list, float left, float right, int alignment) {
    PdfChunk chunk;
    PdfChunk overflow;
    java.util.List<PdfAction> allActions = new ArrayList<>();
    processActions(list, null, allActions);
    int aCounter = 0;
    for (Object o1 : list.getItems()) {
        Element ele = (Element) o1;
        switch(ele.type()) {
            case Element.LISTITEM:
                ListItem item = (ListItem) ele;
                line = new PdfLine(left + item.getIndentationLeft(), right, alignment, item.getLeading());
                line.setListItem(item);
                for (Object o : item.getChunks()) {
                    chunk = new PdfChunk((Chunk) o, allActions.get(aCounter++));
                    while ((overflow = line.add(chunk)) != null) {
                        addLine(line);
                        line = new PdfLine(left + item.getIndentationLeft(), right, alignment, item.getLeading());
                        chunk = overflow;
                    }
                    line.resetAlignment();
                    addLine(line);
                    line = new PdfLine(left + item.getIndentationLeft(), right, alignment, leading);
                }
                break;
            case Element.LIST:
                List sublist = (List) ele;
                addList(sublist, left + sublist.getIndentationLeft(), right, alignment);
                break;
        }
    }
}

Example 9 with Element

use of com.lowagie.text.Element in project OpenPDF by LibrePDF.

the class SAXiTextHandler method addImage.

protected void addImage(Image img) throws EmptyStackException {
    // if there is an element on the stack...
    Element current = stack.pop();
    // added directly
    if (current instanceof Section || current instanceof Cell) {
        ((TextElementArray) current).add(img);
        stack.push(current);
    } else // ... if it is a Phrase, we have to wrap the Image in a new Chunk
    if (current instanceof Phrase) {
        ((TextElementArray) current).add(new Chunk(img, 0, 0));
        stack.push(current);
    } else // ...if not, we need to to a lot of stuff
    {
        Stack<Element> newStack = new Stack<>();
        while (!(current instanceof Section || current instanceof Cell)) {
            newStack.push(current);
            if (current instanceof Anchor) {
                img.setAnnotation(new Annotation(0, 0, 0, 0, ((Anchor) current).getReference()));
            }
            current = stack.pop();
        }
        ((TextElementArray) current).add(img);
        stack.push(current);
        while (!newStack.empty()) {
            stack.push(newStack.pop());
        }
    }
}

Example 10 with Element

use of com.lowagie.text.Element in project OpenPDF by LibrePDF.

the class SAXiTextHandler method handleStartingTags.

/**
 * This method deals with the starting tags.
 *
 * @param name       the name of the tag
 * @param attributes the list of attributes
 */
public void handleStartingTags(String name, Properties attributes) {
    if (ignore || ElementTags.IGNORE.equals(name)) {
        ignore = true;
        return;
    }
    // maybe there is some meaningful data that wasn't between tags
    if (currentChunk != null && isNotBlank(currentChunk.getContent())) {
        TextElementArray current;
        try {
            current = (TextElementArray) stack.pop();
        } catch (EmptyStackException ese) {
            if (bf == null) {
                current = new Paragraph("", new Font());
            } else {
                current = new Paragraph("", new Font(this.bf));
            }
        }
        current.add(currentChunk);
        stack.push(current);
        currentChunk = null;
    }
    // chunks
    if (ElementTags.CHUNK.equals(name)) {
        currentChunk = ElementFactory.getChunk(attributes);
        if (bf != null) {
            currentChunk.setFont(new Font(this.bf));
        }
        return;
    }
    // symbols
    if (ElementTags.ENTITY.equals(name)) {
        Font f = new Font();
        if (currentChunk != null) {
            handleEndingTags(ElementTags.CHUNK);
            f = currentChunk.getFont();
        }
        currentChunk = EntitiesToSymbol.get(attributes.getProperty(ElementTags.ID), f);
        return;
    }
    // phrases
    if (ElementTags.PHRASE.equals(name)) {
        stack.push(ElementFactory.getPhrase(attributes));
        return;
    }
    // anchors
    if (ElementTags.ANCHOR.equals(name)) {
        stack.push(ElementFactory.getAnchor(attributes));
        return;
    }
    // paragraphs and titles
    if (ElementTags.PARAGRAPH.equals(name) || ElementTags.TITLE.equals(name)) {
        stack.push(ElementFactory.getParagraph(attributes));
        return;
    }
    // lists
    if (ElementTags.LIST.equals(name)) {
        stack.push(ElementFactory.getList(attributes));
        return;
    }
    // listitems
    if (ElementTags.LISTITEM.equals(name)) {
        stack.push(ElementFactory.getListItem(attributes));
        return;
    }
    // cells
    if (ElementTags.CELL.equals(name)) {
        stack.push(ElementFactory.getCell(attributes));
        return;
    }
    // tables
    if (ElementTags.TABLE.equals(name)) {
        Table table = ElementFactory.getTable(attributes);
        float[] widths = table.getProportionalWidths();
        for (int i = 0; i < widths.length; i++) {
            if (widths[i] == 0) {
                widths[i] = 100.0f / widths.length;
            }
        }
        try {
            table.setWidths(widths);
        } catch (BadElementException bee) {
            // this shouldn't happen
            throw new ExceptionConverter(bee);
        }
        stack.push(table);
        return;
    }
    // sections
    if (ElementTags.SECTION.equals(name)) {
        Element previous = stack.pop();
        Section section;
        try {
            section = ElementFactory.getSection((Section) previous, attributes);
        } catch (ClassCastException cce) {
            throw new ExceptionConverter(cce);
        }
        stack.push(previous);
        stack.push(section);
        return;
    }
    // chapters
    if (ElementTags.CHAPTER.equals(name)) {
        stack.push(ElementFactory.getChapter(attributes));
        return;
    }
    // images
    if (ElementTags.IMAGE.equals(name)) {
        try {
            Image img = ElementFactory.getImage(attributes);
            try {
                addImage(img);
                return;
            } catch (EmptyStackException ese) {
                // to the document
                try {
                    document.add(img);
                } catch (DocumentException de) {
                    throw new ExceptionConverter(de);
                }
                return;
            }
        } catch (Exception e) {
            throw new ExceptionConverter(e);
        }
    }
    // annotations
    if (ElementTags.ANNOTATION.equals(name)) {
        Annotation annotation = ElementFactory.getAnnotation(attributes);
        TextElementArray current;
        try {
            try {
                current = (TextElementArray) stack.pop();
                try {
                    current.add(annotation);
                } catch (Exception e) {
                    document.add(annotation);
                }
                stack.push(current);
            } catch (EmptyStackException ese) {
                document.add(annotation);
            }
            return;
        } catch (DocumentException de) {
            throw new ExceptionConverter(de);
        }
    }
    // newlines
    if (isNewline(name)) {
        TextElementArray current;
        try {
            current = (TextElementArray) stack.pop();
            current.add(Chunk.NEWLINE);
            stack.push(current);
        } catch (EmptyStackException ese) {
            if (currentChunk == null) {
                try {
                    document.add(Chunk.NEWLINE);
                } catch (DocumentException de) {
                    throw new ExceptionConverter(de);
                }
            } else {
                currentChunk.append("\n");
            }
        }
        return;
    }
    // newpage
    if (isNewpage(name)) {
        TextElementArray current;
        try {
            current = (TextElementArray) stack.pop();
            Chunk newPage = new Chunk("");
            newPage.setNewPage();
            if (bf != null) {
                newPage.setFont(new Font(this.bf));
            }
            current.add(newPage);
            stack.push(current);
        } catch (EmptyStackException ese) {
            document.newPage();
        }
        return;
    }
    if (ElementTags.HORIZONTALRULE.equals(name)) {
        TextElementArray current;
        LineSeparator hr = new LineSeparator(1.0f, 100.0f, null, Element.ALIGN_CENTER, 0);
        try {
            current = (TextElementArray) stack.pop();
            current.add(hr);
            stack.push(current);
        } catch (EmptyStackException ese) {
            try {
                document.add(hr);
            } catch (DocumentException de) {
                throw new ExceptionConverter(de);
            }
        }
        return;
    }
    // documentroot
    if (isDocumentRoot(name)) {
        String key;
        String value;
        // pagesize and orientation specific code suggested by Samuel Gabriel
        // Updated by Ricardo Coutinho. Only use if set in html!
        Rectangle pageSize = null;
        String orientation = null;
        for (Object o : attributes.keySet()) {
            key = (String) o;
            value = attributes.getProperty(key);
            try {
                // margin specific code suggested by Reza Nasiri
                if (ElementTags.LEFT.equalsIgnoreCase(key))
                    leftMargin = Float.parseFloat(value + "f");
                if (ElementTags.RIGHT.equalsIgnoreCase(key))
                    rightMargin = Float.parseFloat(value + "f");
                if (ElementTags.TOP.equalsIgnoreCase(key))
                    topMargin = Float.parseFloat(value + "f");
                if (ElementTags.BOTTOM.equalsIgnoreCase(key))
                    bottomMargin = Float.parseFloat(value + "f");
            } catch (Exception ex) {
                throw new ExceptionConverter(ex);
            }
            if (ElementTags.PAGE_SIZE.equals(key)) {
                try {
                    Field pageSizeField = PageSize.class.getField(value);
                    pageSize = (Rectangle) pageSizeField.get(null);
                } catch (Exception ex) {
                    throw new ExceptionConverter(ex);
                }
            } else if (ElementTags.ORIENTATION.equals(key)) {
                try {
                    if ("landscape".equals(value)) {
                        orientation = "landscape";
                    }
                } catch (Exception ex) {
                    throw new ExceptionConverter(ex);
                }
            } else {
                try {
                    document.add(new Meta(key, value));
                } catch (DocumentException de) {
                    throw new ExceptionConverter(de);
                }
            }
        }
        if (pageSize != null) {
            if ("landscape".equals(orientation)) {
                pageSize = pageSize.rotate();
            }
            document.setPageSize(pageSize);
        }
        document.setMargins(leftMargin, rightMargin, topMargin, bottomMargin);
        if (controlOpenClose)
            document.open();
    }
}