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Support PDF forms #1796

Merged
merged 27 commits into from
Feb 3, 2023
Merged

Support PDF forms #1796

merged 27 commits into from
Feb 3, 2023

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liZe
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@liZe liZe commented Jan 23, 2023

We only support text inputs, check boxes and text areas for now.

Fix #61.

We now define a default appearance stream for checkboxes too.

Moreover, we use /ZaDb instead of /ZaDi to reference Dingbats, as it’s
"required" by Poppler.

https://gitlab.freedesktop.org/poppler/poppler/-/blob/da39bd930fee9369071a97b93ffe3ea0987acedc/poppler/Annot.cc#L4515

(Oh. My. God. And this code is for sure much, much better than Adobe’s. At
least it’s open! Kudos to the Poppler devs and thanks for their hard work.)
It’s more robust and may continue to work even if the parent function changes
again.
@summersz
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👏 Can’t wait to give this a try.

It fixes the style of checkboxes in PDF forms.
Also fix a missing font size for fonts inserted for forms.
Calculating the "real" values is longer, it’s broken for un-optimized fonts,
and seems to be ignored by many PDF readers.
It’s optional. Moreover, the removed code was missing mandatory keys.
@liZe liZe merged commit 4978837 into master Feb 3, 2023
@liZe liZe deleted the forms branch February 3, 2023 14:24
@liZe liZe added this to the 58.0 milestone Feb 3, 2023
netbsd-srcmastr referenced this pull request in NetBSD/pkgsrc Jun 30, 2023
Version 59.0
------------

Released on 2023-05-11.

This version also includes the changes from unstable b1 version listed
below.

Bug fixes:

* `#1864 <https://github.com/Kozea/WeasyPrint/issues/1864>`_:
  Handle overflow for svg and symbol tags in SVG images
* `#1867 <https://github.com/Kozea/WeasyPrint/pull/1867>`_:
  Remove duplicate compression of attachments
* `d0ad5c1 <https://github.com/Kozea/WeasyPrint/commit/d0ad5c1>`_:
  Override use tag children instead of drawing their references
* `93df1a5 <https://github.com/Kozea/WeasyPrint/commit/93df1a5>`_:
  Don’t resize the same image twice when the --dpi option is set
* `#1874 <https://github.com/Kozea/WeasyPrint/pull/1874>`_:
  Drawn underline and overline behind text


Version 59.0b1
--------------

Released on 2023-04-14.

**This version is experimental, don't use it in production. If you find bugs,
please report them!**

Command-line API:

* The ``--optimize-size`` option and its short equivalent ``-O`` have been
  deprecated. To activate or deactivate different size optimizations, you can
  now use:

  * ``--uncompressed-pdf``,
  * ``--optimize-images``,
  * ``--full-fonts``,
  * ``--hinting``,
  * ``--dpi <resolution>``, and
  * ``--jpeg-quality <quality>``.

* A new ``--cache-folder <folder>`` option has been added to store temporary
  data in the given folder on the disk instead of keeping them in memory.

Python API:

* Global rendering options are now given in ``**options`` instead of dedicated
  parameters, with slightly different names. It means that the signature of the
  ``HTML.render()``, ``HTML.write_pdf()`` and ``Document.write_pdf()`` has
  changed. Here are the steps to port your Python code to v59.0:

  1. Use named parameters for these functions, not positioned parameters.
  2. Rename some the parameters:

     * ``image_cache`` becomes ``cache`` (see below),
     * ``identifier`` becomes ``pdf_identifier``,
     * ``variant`` becomes ``pdf_variant``,
     * ``version`` becomes ``pdf_version``,
     * ``forms`` becomes ``pdf_forms``.

* The ``optimize_size`` parameter of ``HTML.render()``, ``HTML.write_pdf()``
  and ``Document()`` has been removed and will be ignored. You can now use the
  ``uncompressed_pdf``, ``full_fonts``, ``hinting``, ``dpi`` and
  ``jpeg_quality`` parameters that are included in ``**options``.

* The ``cache`` parameter can be included in ``**options`` to replace
  ``image_cache``. If it is a dictionary, this dictionary will be used to store
  temporary data in memory, and can be even shared between multiple documents.
  If it’s a folder Path or string, WeasyPrint stores temporary data in the
  given temporary folder on disk instead of keeping them in memory.

New features:

* `#1853 <https://github.com/Kozea/WeasyPrint/pull/1853>`_,
  `#1854 <https://github.com/Kozea/WeasyPrint/issues/1854>`_:
  Reduce PDF size, with financial support from Code & Co.
* `#1824 <https://github.com/Kozea/WeasyPrint/issues/1824>`_,
  `#1829 <https://github.com/Kozea/WeasyPrint/pull/1829>`_:
  Reduce memory use for images
* `#1858 <https://github.com/Kozea/WeasyPrint/issues/1858>`_:
  Add an option to keep hinting information in embedded fonts

Bug fixes:

* `#1855 <https://github.com/Kozea/WeasyPrint/issues/1855>`_:
  Fix position of emojis in justified text
* `#1852 <https://github.com/Kozea/WeasyPrint/issues/1852>`_:
  Don’t crash when line can be split before trailing spaces
* `#1843 <https://github.com/Kozea/WeasyPrint/issues/1843>`_:
  Fix syntax of dates in metadata
* `#1827 <https://github.com/Kozea/WeasyPrint/issues/1827>`_,
  `#1832 <https://github.com/Kozea/WeasyPrint/pull/1832>`_:
  Fix word-spacing problems with nested tags

Documentation:

* `#1841 <https://github.com/Kozea/WeasyPrint/issues/1841>`_:
  Add a paragraph about unsupported calc() function


Version 58.1
------------

Released on 2023-03-07.

Bug fixes:

* `#1815 <https://github.com/Kozea/WeasyPrint/issues/1815>`_:
  Fix bookmarks coordinates
* `#1822 <https://github.com/Kozea/WeasyPrint/issues/1822>`_,
  `#1823 <https://github.com/Kozea/WeasyPrint/pull/1823>`_:
  Fix vertical positioning for absolute replaced elements

Documentation:

* `#1814 <https://github.com/Kozea/WeasyPrint/pull/1814>`_:
  Fix broken link pointing to samples


Version 58.0
------------

Released on 2023-02-17.

This version also includes the changes from unstable b1 version listed
below.

Bug fixes:

* `#1807 <https://github.com/Kozea/WeasyPrint/issues/1807>`_:
  Don’t crash when out-of-flow box is split in out-of-flow parent
* `#1806 <https://github.com/Kozea/WeasyPrint/issues/1806>`_:
  Don’t crash when fixed elements aren’t displayed yet in aborted line
* `#1809 <https://github.com/Kozea/WeasyPrint/issues/1809>`_:
  Fix background drawing for out-of-the-page transformed boxes


Version 58.0b1
--------------

Released on 2023-02-03.

**This version is experimental, don't use it in production. If you find bugs,
please report them!**

New features:

* `#61 <https://github.com/Kozea/WeasyPrint/issues/61>`_,
  `#1796 <https://github.com/Kozea/WeasyPrint/pull/1796>`_:
  Support PDF forms, with financial support from Personalkollen
* `#1173 <https://github.com/Kozea/WeasyPrint/issues/1173>`_:
  Add style for form fields

Bug fixes:

* `#1777 <https://github.com/Kozea/WeasyPrint/issues/1777>`_:
  Detect JPEG/MPO images as normal JPEG files
* `#1771 <https://github.com/Kozea/WeasyPrint/pull/1771>`_:
  Improve SVG gradients


Version 57.2
------------

Released on 2022-12-23.

Bug fixes:

* `0f2e377 <https://github.com/Kozea/WeasyPrint/commit/0f2e377>`_:
  Print annotations with PDF/A
* `0e9426f <https://github.com/Kozea/WeasyPrint/commit/0e9426f>`_:
  Hide annotations with PDF/UA
* `#1764 <https://github.com/Kozea/WeasyPrint/issues/1764>`_:
  Use reference instead of stream for annotation appearance stream
* `#1783 <https://github.com/Kozea/WeasyPrint/pull/1783>`_:
  Fix multiple font weights for @font-face declarations


Version 57.1
------------

Released on 2022-11-04.

Dependencies:

* `#1754 <https://github.com/Kozea/WeasyPrint/pull/1754>`_:
  Pillow 9.1.0 is now needed

Bug fixes:

* `#1756 <https://github.com/Kozea/WeasyPrint/pull/1756>`_:
  Fix rem font size for SVG images
* `#1755 <https://github.com/Kozea/WeasyPrint/issues/1755>`_:
  Keep format when transposing images
* `#1753 <https://github.com/Kozea/WeasyPrint/issues/1753>`_:
  Don’t use deprecated ``read_text`` function when ``files`` is available
* `#1741 <https://github.com/Kozea/WeasyPrint/issues/1741>`_:
  Generate better manpage
* `#1747 <https://github.com/Kozea/WeasyPrint/issues/1747>`_:
  Correctly set target counters in pages’ absolute elements
* `#1748 <https://github.com/Kozea/WeasyPrint/issues/1748>`_:
  Always set font size when font is changed in line
* `2b05137 <https://github.com/Kozea/WeasyPrint/commit/2b05137>`_:
  Fix stability of font identifiers

Documentation:

* `#1750 <https://github.com/Kozea/WeasyPrint/pull/1750>`_:
  Fix documentation spelling


Version 57.0
------------

Released on 2022-10-18.

This version also includes the changes from unstable b1 version listed
below.

New features:

* `a4fc7a1 <https://github.com/Kozea/WeasyPrint/commit/a4fc7a1>`_:
  Support image-orientation

Bug fixes:

* `#1739 <https://github.com/Kozea/WeasyPrint/issues/1739>`_:
  Set baseline on all flex containers
* `#1740 <https://github.com/Kozea/WeasyPrint/issues/1740>`_:
  Don’t crash when currentColor is set on root svg tag
* `#1718 <https://github.com/Kozea/WeasyPrint/issues/1718>`_:
  Don’t crash with empty bitmap glyphs
* `#1736 <https://github.com/Kozea/WeasyPrint/issues/1736>`_:
  Always use the font’s vector variant when possible
* `eef8b4d <https://github.com/Kozea/WeasyPrint/commit/eef8b4d>`_:
  Always set color and state before drawing
* `#1662 <https://github.com/Kozea/WeasyPrint/issues/1662>`_:
  Use a stable key to store stream fonts
* `#1733 <https://github.com/Kozea/WeasyPrint/issues/1733>`_:
  Don’t remove attachments when adding internal anchors
* `3c4fa50 <https://github.com/Kozea/WeasyPrint/commit/3c4fa50>`_,
  `c215697 <https://github.com/Kozea/WeasyPrint/commit/c215697>`_,
  `d275dac <https://github.com/Kozea/WeasyPrint/commit/d275dac>`_,
  `b04bfff <https://github.com/Kozea/WeasyPrint/commit/b04bfff>`_:
  Fix many bugs related to PDF/UA structure

Performance:

* `dfccf1b <https://github.com/Kozea/WeasyPrint/commit/dfccf1b>`_:
  Use faces as fonts dictionary keys
* `0dc12b6 <https://github.com/Kozea/WeasyPrint/commit/0dc12b6>`_:
  Cache add_font to avoid calling get_face too often
* `75e17bf <https://github.com/Kozea/WeasyPrint/commit/75e17bf>`_:
  Don’t call process_whitespace twice on many children
* `498d3e1 <https://github.com/Kozea/WeasyPrint/commit/498d3e1>`_:
  Optimize __missing__ functions

Documentation:

* `863b3d6 <https://github.com/Kozea/WeasyPrint/commit/863b3d6>`_:
  Update documentation of installation on macOS with Homebrew


Version 57.0b1
--------------

Released on 2022-09-22.

**This version is experimental, don't use it in production. If you find bugs,
please report them!**

New features:

* `#1704 <https://github.com/Kozea/WeasyPrint/pull/1704>`_:
  Support PDF/UA, with financial support from Novareto
* `#1454 <https://github.com/Kozea/WeasyPrint/issues/1454>`_:
  Support variable fonts

Bug fixes:

* `#1058 <https://github.com/Kozea/WeasyPrint/issues/1058>`_:
  Fix bullet position after page break, with financial support from OpenZeppelin
* `#1707 <https://github.com/Kozea/WeasyPrint/issues/1707>`_:
  Fix footnote positioning in multicolumn layout, with financial support from Code & Co.
* `#1722 <https://github.com/Kozea/WeasyPrint/issues/1722>`_:
  Handle skew transformation with only one parameter
* `#1715 <https://github.com/Kozea/WeasyPrint/issues/1715>`_:
  Don’t crash when images are truncated
* `#1697 <https://github.com/Kozea/WeasyPrint/issues/1697>`_:
  Don’t crash when attr() is used in text-decoration-color
* `#1695 <https://github.com/Kozea/WeasyPrint/pull/1695>`_:
  Include language information in PDF metadata
* `#1612 <https://github.com/Kozea/WeasyPrint/issues/1612>`_:
  Don’t lowercase letters when capitalizing text
* `#1700 <https://github.com/Kozea/WeasyPrint/issues/1700>`_:
  Fix crash when rendering footnote with repagination
* `#1667 <https://github.com/Kozea/WeasyPrint/issues/1667>`_:
  Follow EXIF metadata for image rotation
* `#1669 <https://github.com/Kozea/WeasyPrint/issues/1669>`_:
  Take care of floats when remvoving placeholders
* `#1638 <https://github.com/Kozea/WeasyPrint/issues/1638>`_:
  Use the original box when breaking waiting children
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