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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 7 |
1 files changed, 7 insertions, 0 deletions
@@ -1,5 +1,12 @@ 2018-12-18 Jay Berkenbilt <ejb@ql.org> + * Add QPDFPageLabelDocumentHelper class. This is a document helper + class that provides useful methods for dealing with page labels. + It abstracts the fact that they are stored as number trees and + deals with interpolating intermediate values that are not in the + tree. It also has helper functions used by the qpdf command line + tool to preserve page labels when merging and splitting files. + * Add QPDFNumberTreeObjectHelper class. This class provides useful methods for dealing with number trees, which are discussed in section 7.9.7 of the PDF spec (ISO-32000). Page label dictionaries |