From de86ee8d74ced7645b61dfbd41ce6a3cf18180dc Mon Sep 17 00:00:00 2001 From: Akira Kakuto Date: Fri, 19 Sep 2014 09:23:37 +0000 Subject: web2c/mplibdir/pngout.w: Sync with the trunk. Luigi fixes a bug in png text output git-svn-id: svn://tug.org/texlive/trunk@35205 c570f23f-e606-0410-a88d-b1316a301751 --- Build/source/texk/web2c/mplibdir/ChangeLog | 4 ++++ Build/source/texk/web2c/mplibdir/pngout.w | 8 ++++++++ 2 files changed, 12 insertions(+) (limited to 'Build') diff --git a/Build/source/texk/web2c/mplibdir/ChangeLog b/Build/source/texk/web2c/mplibdir/ChangeLog index 67951d562e5..1e35866397c 100644 --- a/Build/source/texk/web2c/mplibdir/ChangeLog +++ b/Build/source/texk/web2c/mplibdir/ChangeLog @@ -1,3 +1,7 @@ +2014-09-19 Akira Kakuto + + * pngout.w: Sync with the trunk. Luigi fixes a bug in png text output. + 2014-09-16 Peter Breitenlohner * am/libmplib.am: Build a separate library libmputil.a from diff --git a/Build/source/texk/web2c/mplibdir/pngout.w b/Build/source/texk/web2c/mplibdir/pngout.w index 5e901c4f063..1ab58d6b015 100644 --- a/Build/source/texk/web2c/mplibdir/pngout.w +++ b/Build/source/texk/web2c/mplibdir/pngout.w @@ -470,6 +470,14 @@ void mp_png_text_out (MP mp, mp_text_object *p) { cairo_fill(mp->png->cr); } wd = mp_get_char_dimension (mp, mp->font_name[fn], k, 'w'); + /* wd/100 is the size in PS point , ie wd =100*real_wd */ + /* but _without_ considering scaling. */ + /* We have a scale factor of */ + /* (ds/1000.0)*scf */ + /* so to match the scale wd should be */ + /* 1000*real_wd *scf /(ds *scf) */ + /* i.e. 10*wd/ds */ + wd *= 10.0/ds; cairo_translate(mp->png->cr,wd,0); } cairo_restore(mp->png->cr); -- cgit v1.2.3