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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 40 |
1 files changed, 40 insertions, 0 deletions
@@ -1,5 +1,45 @@ 2010-12-18 Werner LEMBERG <wl@gnu.org> + Improve CJK support with new values for `.cflags'. + + This patch introduces three new values to `.cflags': + + don't break before character: 128 + don't break after character: 256 + allow inter-character break: 512 + + They are handled differently if compared to other cflags values: + + (1) hcode values are completely ignored + (2) similar to kern values, and contrary to the other cflags + values, troff looks at pairs of characters to decide whether a + break gets inserted + + A yet-to-be-written patch should add inter-character spacing if + those flags are active; currently, only zero-width breakpoints are + inserted. + + * src/roff/troff/charinfo.h (charinfo): Change type of `flags' to + `int'. Update callers accordingly. + New enum values `DONT_BREAK_BEFORE', `DONT_BREAK_AFTER', and + `INTER_CHAR_SPACE'. + New member functions `prohibit_break_before', + `prohibit_break_after', and `inter_char_space'. + * src/roff/troff/input.cpp: Updated. + + * src/roff/troff/node.cpp (inter_char_space_node): New class similar + to kern_pair_node, collecting charinfo entities with the + abovementioned cflags values. + (break_char_type): Add new enum values. + (glyph_node::merge_glyph_node): Handle abovementioned cflags values + and emit an `inter_char_space_node' if necessary. + + * tmac/ja.tmac: Use new cflags values. + + * doc/groff.texinfo, NEWS, man/groff_diff.man: Document new values. + +2010-12-18 Werner LEMBERG <wl@gnu.org> + Remove compiler warning. * src/libs/libgroff/relocate.cpp (msw2posixpath): Remove redundant |