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| author | Jay Berkenbilt <ejb@ql.org> | 2021-01-01 13:31:54 +0100 |
|---|---|---|
| committer | Jay Berkenbilt <ejb@ql.org> | 2021-01-02 18:29:31 +0100 |
| commit | a139d2b36da39fbfb018ef6973e9316a64a4ca6c (patch) | |
| tree | 6e7ea711324e717fba197d031550dfe7ae0f2f94 /manual | |
| parent | afb48d23a984ab1fe27a57ecbb3d56ac2e3a2099 (diff) | |
| download | qpdf-a139d2b36da39fbfb018ef6973e9316a64a4ca6c.tar.zst | |
Add several methods for working with form XObjects (fixes #436)
Make some more methods in QPDFPageObjectHelper work with form
XObjects, provide forEach methods to walk through nested form
XObjects, possibly recursively. This should make it easier to work
with form XObjects from user code.
Diffstat (limited to 'manual')
| -rw-r--r-- | manual/qpdf-manual.xml | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/manual/qpdf-manual.xml b/manual/qpdf-manual.xml index 0b7156b2..bae87536 100644 --- a/manual/qpdf-manual.xml +++ b/manual/qpdf-manual.xml @@ -4859,6 +4859,60 @@ print "\n"; </listitem> <listitem> <para> + Add methods to <classname>QPDFPageObjectHelper</classname> + to iterate through XObjects on a page or form XObjects, + possibly recursing into nested form XObjects: + <function>forEachXObject</function>, + <function>ForEachImage</function>, + <function>forEachFormXObject</function>. + </para> + </listitem> + <listitem> + <para> + Enhance several methods in + <classname>QPDFPageObjectHelper</classname> to work with + form XObjects as well as pages, as noted in comments. See + <filename>ChangeLog</filename> for a full list. + </para> + </listitem> + <listitem> + <para> + Rename some functions in + <classname>QPDFPageObjectHelper</classname>, while keeping + old names for compatibility: + <itemizedlist> + <listitem> + <para> + <function>getPageImages</function> to + <function>getImages</function> + </para> + </listitem> + <listitem> + <para> + <function>filterPageContents</function> to + <function>filterContents</function> + </para> + </listitem> + </itemizedlist> + </para> + </listitem> + <listitem> + <para> + Add method + <function>QPDFPageObjectHelper::getFormXObjects</function> + to return a map of form XObjects directly on a page or form + XObject + </para> + </listitem> + <listitem> + <para> + Add new helper methods to + <classname>QPDFObjectHandle</classname>: + <function>isFormXObject</function>, <function>isImage</function> + </para> + </listitem> + <listitem> + <para> Add the optional <function>allow_streams</function> parameter <function>QPDFObjectHandle::makeDirect</function>. When <function>QPDFObjectHandle::makeDirect</function> is |