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authorCarl Worth <cworth@cworth.org>2007-03-02 13:18:11 -0800
committerCarl Worth <cworth@cworth.org>2007-03-02 13:23:06 -0800
commit2640aa7e99453f17e9a2cb9084e0760d767cfeab (patch)
treea662cf859267b087308ef5bf5d62fc1c7c3218d4 /NEWS
parenta0bc2ada784f24ca784617ac18b470745e8152c0 (diff)
Add notes for 1.3.16
Now, maybe we won't actually make a 1.3.16 snapshot, but these are all the things that will be new in 1.4.0 compared to 1.3.14.
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+Snapshot 1.3.16 (2007-03-02 Carl Worth <cworth@cworth.org>)
+===========================================================
+New API functions
+-----------------
+A few new public functions have been added to the cairo API since the
+1.3.14 snapshot. These include a function to query the current scaled
+font:
+
+ cairo_get_scaled_font
+
+New functions to query the reference count of all cairo objects:
+
+ cairo_get_reference_count
+
+ cairo_surface_get_reference_count
+ cairo_pattern_get_reference_count
+
+ cairo_font_face_get_reference_count
+ cairo_scaled_font_get_reference_count
+
+And new functions to allow the use of user_data with any cairo object,
+(previously this was only available on cairo_surface_t objects):
+
+ cairo_set_user_data
+ cairo_get_user_data
+
+ cairo_pattern_set_user_data
+ cairo_pattern_get_user_data
+
+ cairo_scaled_font_set_user_data
+ cairo_scaled_font_get_user_data
+
+ cairo_font_face_set_user_data
+ cairo_font_face_get_user_data
+
+Usability improvement for PDF/PS/SVG generation
+-----------------------------------------------
+In previous versions of cairo, generating single-page output with the
+cairo-pdf, cairo-ps, or cairo-svg backends required a final call to
+cairo_show_page. This was often quite confusing as people would port
+functional code from a non-paginated backend and be totally mystified
+as to why the output was blank until they learned to add this call.
+
+Now that call to cairo_show_page is optional, (it will be generated
+implicitly if the user does not call it). So cairo_show_page is only
+needed to explicitly separate multiple pages.p
+
+Greatly improved PDF output
+---------------------------
+We are very happy to be able to announce that cairo-generated PDF
+output will now have text that can be selected, cut-and-paste, and
+searched with most capable PDF viewer applications. This is something
+that was not ever possible with cairo 1.2.
+
+Also, the PDF output now has much more compact encoding of text than
+before. Cairo is now much more careful to not embed multiple copies of
+the same font at different sizes. It also compresses text and font
+streams within the PDF output.
+
+Major bug fixes
+---------------
+ • Fixed radial gradients
+
+ The rendering of radial gradients has been greatly improved. In
+ the cairo 1.2 series, there was a serious regression affecting
+ radial gradients---results would be very incorrect unless one of
+ the gradient circles had a radius of 0.0 and a center point within
+ the other circle. These bugs have now been fixed.
+
+ • Fixed dashing
+
+ Several fixes have been made to the implementation of dashed
+ stroking. Previously, some dashed, stroked rectangles would
+ mis-render and fill half of the rectangle with a large triangular
+ shape. This bug has now been fixed.
+
+ • Fixed transformed images in PDF/PS output
+
+ In previous versions of cairo, painting with an image-based source
+ surface pattern to the PDF or PS backends would cause many kinds
+ of incorrect results. One of the most common problems was that an
+ image would be repeated many times even when the user had
+ explicitly requested no repetition with CAIRO_EXTEND_NONE. These
+ bugs have now been fixed.
+
+ • Eliminate errors from CAIRO_EXTEND_REFLECT and CAIRO_EXTEND_PAD
+
+ In the 1.2 version of cairo any use of CAIRO_EXTEND_REFLECT or
+ CAIRO_EXTEND_PAD with a surface-based pattern resulted in an
+ error, (cairo would stop rendering). This bug has now been
+ fixed.
+
+ Now, CAIRO_EXTEND_REFLECT should work properly with surface
+ patterns.
+
+ CAIRO_EXTEND_PAD is still not working correctly, but it will now
+ simply behave as CAIRO_EXTEND_NONE rather than triggering the
+ error.
+
+New rewrite of quartz backend (still experimental)
+--------------------------------------------------
+Cairo's quartz backend has been entirely rewritten and is now much
+more efficient. This backend is still marked as experimental, not
+supported, but it is now much closer to becoming an officially
+supported backend. (For people that used the experimental nquartz
+backend in previous snapshots, that implementation has now been
+renamed from "nquartz" to "quartz" and has replaced the old quartz
+backend.)
+
+Other bug fixes
+---------------
+ • cairo-svg: Fix bug that was preventing text from appearing in many
+ viewers
+
+ • cairo-ft: Return correct metrics when hinting is off
+
+ • Cairo 1.3.14 deadlocks in cairo_scaled_font_glyph_extents or
+ _cairo_ft_unscaled_font_lock_face
+
+ https://bugs.freedesktop.org/show_bug.cgi?id=10035
+
+ • cairo crashes in cairo_create_simular if nil surface returned by
+ other->backend->create_similar
+
+ https://bugs.freedesktop.org/show_bug.cgi?id=9844
+
+ • evolution crash to _cairo_gstate_backend_to_user()
+ https://bugs.freedesktop.org/show_bug.cgi?id=9906
+
+ • Fix memory leak in rectilinear stroking code
+
+Things not in this release
+--------------------------
+ • Solid surface pattern cache: This patch had been applied during
+ the 1.3.x series, but it was reverted due to some inter-thread
+ problems it caused. The patch is interesting since it made a big
+ benefit for text rendering performance---so we'll work to bring a
+ corrected version of this patch back as soon as possible.
+
Snapshot 1.3.14 (2006-02-13 Carl Worth <cworth@cworth.org>)
===========================================================
This is the seventh development snapshot in the 1.3 series, (and there