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Ft2font type pun by drnlm · Pull Request #48 · matplotlib/matplotlib · GitHub

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Ft2font type pun #48

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Merged
mdboom merged 2 commits into from
Mar 22, 2011
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Merged

Ft2font type pun #48

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e05c2fa
ft2font: Use mask-and-shift to fix GCC complaint about dereferencing …
stefanv Mar 6, 2011
1d3effa
Add test for type-pun fix
Mar 16, 2011
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8 changes: 8 additions & 0 deletions lib/matplotlib/tests/test_mathtext.py
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Original file line number Diff line number Diff line change
Expand Up @@ -184,3 +184,11 @@ def test_mathtext_font_stixsans():
fig.savefig('mathtext_font_stixsans')

matplotlib.rcParams['mathtext.fontset'] = 'cm'

def test_fontinfo():
import matplotlib.font_manager as font_manager
import matplotlib.ft2font as ft2font
fontpath = font_manager.findfont("Bitstream Vera Sans")
font = ft2font.FT2Font(fontpath)
table = font.get_sfnt_table("head")
assert table['version'] == (1, 0)
8 changes: 6 additions & 2 deletions src/ft2font.cpp
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Expand Up @@ -4,8 +4,12 @@

#include "numpy/arrayobject.h"

#define FIXED_MAJOR(val) (*((short *) &val+1))
#define FIXED_MINOR(val) (*((short *) &val+0))
/*
By definition, FT_FIXED as 2 16bit values stored in a single long.
We cast to long to ensure the correct Py::Int convertor is called
*/
#define FIXED_MAJOR(val) (long) ((val & 0xffff000) >> 16)
#define FIXED_MINOR(val) (long) (val & 0xffff)

/**
To improve the hinting of the fonts, this code uses a hack
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