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[ft] Use unfitted kerning if x_ppem is zero

This commit is contained in:
Behdad Esfahbod 2012-07-11 18:52:39 -04:00
parent 6d08c7f1b3
commit cdf7444505
1 changed files with 3 additions and 2 deletions
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5
src/hb-ft.cc
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@ -158,7 +158,7 @@ hb_ft_get_glyph_v_origin (hb_font_t *font HB_UNUSED,
}
static hb_position_t
hb_ft_get_glyph_h_kerning (hb_font_t *font HB_UNUSED,
hb_ft_get_glyph_h_kerning (hb_font_t *font,
void *font_data,
hb_codepoint_t left_glyph,
hb_codepoint_t right_glyph,
@ -167,7 +167,8 @@ hb_ft_get_glyph_h_kerning (hb_font_t *font HB_UNUSED,
FT_Face ft_face = (FT_Face) font_data;
FT_Vector kerningv;
if (FT_Get_Kerning (ft_face, left_glyph, right_glyph, FT_KERNING_DEFAULT, &kerningv))
FT_Kerning_Mode mode = font->x_ppem ? FT_KERNING_DEFAULT : FT_KERNING_UNFITTED;
if (FT_Get_Kerning (ft_face, left_glyph, right_glyph, mode, &kerningv))
return 0;
return kerningv.x;