That's a limitation in Document.add(). Use ColumnText and it will work correctly.
Paulo
On Wed, Aug 21, 2013 at 3:33 PM, Kenworthy, Rob <rob.kenwor...@cra-arc.gc.ca
> wrote:
> Hello,****
>
> ** **
>
> We are having an issue with non-break spaces. I'll attach a test case and
> provide a description.****
>
> ** **
>
> The issue occurs when a Paragraph of Chunks is added to a document. If the
> Chunks have all the same attributes, there is no problem. However, if the
> Chunks have different attributes (such as varying font size or bold vs
> plain), unexpected behaviour occurs with regard to non-breaking spaces.
> Specifically, itext will break between Chunks with varying attributes even
> if they are separated by non-breaking spaces.****
>
> ** **
>
> A quick glance at the source code for Paragraph and its superclass,
> Phrase, indicates that if all Chunks have the same attributes, it will
> simply append all the Chunks together, but if there are varying attributes,
> itext will handle the Chunks separately. ****
>
> ** **
>
> Here is a synopsis of the test case:****
>
> ** **
>
> ** **
>
> // create two Font objects with different attributes****
>
> Font fontNormal = new Font();****
>
> fontNormal.setStyle(Font.NORMAL);****
>
> ** **
>
> Font fontBold = new Font();****
>
> fontBold.setStyle(Font.BOLD);****
>
> ** **
>
> // assemble some words, separated by nbsp chars****
>
> String text[] = new String[]{****
>
> "This is a very purposely long sentence with no breaking
> spaces to demonstrate that " + ****
>
> "chunks with ", ****
>
> "different attributes within the same paragraph do not
> behave as expected."****
>
> };****
>
> for (int i=0; i<text.length; i++) text[i] = text[i].replace(' ', '\u00a0');
> ****
>
> ** **
>
> ** **
>
> // control case (everything works as expected):****
>
> Paragraph paragraph = new Paragraph();****
>
> Chunk chunk = new Chunk(text[0], fontNormal);****
>
> paragraph.add(chunk);****
>
> ****
>
> chunk = new Chunk(text[1], fontNormal);****
>
> paragraph.add(chunk);****
>
> ****
>
> document.add(paragraph);****
>
> ** **
>
> ** **
>
> // test case (breaking occurs at bolded chunk):****
>
> paragraph = new Paragraph();****
>
> chunk = new Chunk(text[0], fontNormal);****
>
> paragraph.add(chunk);****
>
> ****
>
> chunk = new Chunk(text[1], fontBold);****
>
> paragraph.add(chunk);****
>
> ****
>
> document.add(paragraph);****
>
> ** **
>
> I'll also attach a screen shot of the output.****
>
> ****
>
> Can you confirm if this is expected behaviour or a bug?****
>
> ** **
>
> Thanks,****
>
> Rob****
>
>
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