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This commit is contained in:
Behdad Esfahbod 2010-10-03 19:09:39 -04:00
parent ac0c1663fa
commit f0feb084b0
1 changed files with 7 additions and 5 deletions
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12
src/hb-ot-layout-private.hh
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@ -70,16 +70,18 @@ struct hb_ot_layout_context_t
{ {
struct gpos_t struct gpos_t
{ {
unsigned int last; /* the last valid glyph--used with cursive positioning */ unsigned int last; /* the last matched glyph--used with cursive positioning */
hb_position_t anchor_x; /* the coordinates of the anchor point */ hb_position_t anchor_x; /* the coordinates of the anchor point */
hb_position_t anchor_y; /* of the last valid glyph */ hb_position_t anchor_y; /* of the last matched glyph */
} gpos; } gpos;
} info; } info;
/* Convert from font-space to user-space */ /* Convert from font-space to user-space */
/* XXX speed up */ inline hb_position_t scale_x (int16_t v) { return scale (v, this->font->x_scale); }
inline hb_position_t scale_x (int16_t v) { return (int64_t) this->font->x_scale * v / this->face->head_table->get_upem (); } inline hb_position_t scale_y (int16_t v) { return scale (v, this->font->y_scale); }
inline hb_position_t scale_y (int16_t v) { return (int64_t) this->font->y_scale * v / this->face->head_table->get_upem (); }
private:
inline hb_position_t scale (int16_t v, unsigned int scale) { return v * (int64_t) scale / this->face->head_table->get_upem (); }
}; };