2016.1

See http://vivliostyle.com/en/documentation/supported-features/ for supported features.

Added

• Support EPUB loading #60
  • loadEPUB method of Viewer class loads an unzipped EPUB directory.
• Support some EPUB features #62
  • Support page-progression-direction attribute of spine element in OPF
  • Accept -epub- prefixed text-emphasis-* properties
• Support :nth-child() pseudo-class selector (only an integer argument can be used) #69
  • Spec: Selectors Level 3 - :nth-child() pseudo-class
• Basic CSS Page Floats support #72
  • Spec: CSS Page Floats
  • Only basic float placement without stacking or collision avoidance is supported.
• Improve handling of @font-face rules #79
  • Spec: CSS Fonts Module Level 3 - The @font-face rule
  • Add support for local() as well as url() to use local fonts.
• Support JIS-B5 and JIS-B4 page sizes #75
• Accept flexbox properties #90
• Support srcset attribute for img and source elements #117

Changed

• Add default page margin #81

Fixed

• Fix zoom problem when viewport is specified by the document #61
• Fix incorrect layout of HTML which is well-formed as XML
  • #65
• Fix viewport blinking while loading #77
• Fix media queries behavior #78 #80
• Fix calculation of rem unit values #82
  • Spec: CSS Values and Units Module Level 3 - rem unit
• Improve MathJax performance #116
• Fix bug that rules above footnotes disappear #118
• Allow an EPUB directory URL not followed by a slash #120
• Change initial values of orphans and widows to 2 #30
• Allow page/column break inside tables #101
• Fix internal hyperlinks to elements with 'name' attributes #94
• Allow units spelled in upper case #36
• Fix handling of forced and avoid break values; update acceptable values for break-* properties #26 #103
  • Spec: CSS Fragmentation Module Level 3
  • Note that the current implementation treats all values of break-inside other than auto as the same as avoid. The fine-grained control (distinguishing avoid, avoid-page, avoid-column and avoid-region) will be a future task and tracked with a separate issue.
  • Note that though the spec requires to honor multiple break-before/break-after values at a single break point, the current implementation choose one of them and discard the others. The fine-grained control of these break values will be a future task and tracked with a separate issue.
• Element names and attribute names in selectors are now treated in a case-insensitive manner #95
  • Note that this behavior is incorrect for XML documents. This issue will be tracked at https://github.com/vivliostyle/vivliostyle.js/issues/106.
• Fix incorrect positioning of floats and clearance #135
• Fix attribute selector ~= #137
• Fix initial value of unicode-bidi #137
• Fix support for q unit #137
• Avoid page break between ruby base and annotation #139
• Do not block entire process when stylesheets cannot be fetched or parsed #141
• Fix problem that pages with viewport specified have incorrect horizontal offset on screen #142