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[cff] Avoid left-shift of negative numbers (#54322).

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* src/cff/cffgload.c (cff_slot_load): Use multiplication.
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Werner Lemberg 2018-07-20 06:44:13 +02:00
parent 8f09eb5ce0
commit 14032290bf
2 changed files with 14 additions and 8 deletions
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ChangeLog
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@ -1,3 +1,9 @@
2018-07-20 Werner Lemberg <wl@gnu.org>
[cff] Avoid left-shift of negative numbers (#54322).
* src/cff/cffgload.c (cff_slot_load): Use multiplication.
2018-07-17 Werner Lemberg <wl@gnu.org>
Allow FT_ENCODING_NONE for `FT_Select_Charmap'.

16
src/cff/cffgload.c
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@ -280,16 +280,16 @@
glyph->root.outline.n_points = 0;
glyph->root.outline.n_contours = 0;
glyph->root.metrics.width = (FT_Pos)metrics.width << 6;
glyph->root.metrics.height = (FT_Pos)metrics.height << 6;
glyph->root.metrics.width = (FT_Pos)metrics.width * 64;
glyph->root.metrics.height = (FT_Pos)metrics.height * 64;
glyph->root.metrics.horiBearingX = (FT_Pos)metrics.horiBearingX << 6;
glyph->root.metrics.horiBearingY = (FT_Pos)metrics.horiBearingY << 6;
glyph->root.metrics.horiAdvance = (FT_Pos)metrics.horiAdvance << 6;
glyph->root.metrics.horiBearingX = (FT_Pos)metrics.horiBearingX * 64;
glyph->root.metrics.horiBearingY = (FT_Pos)metrics.horiBearingY * 64;
glyph->root.metrics.horiAdvance = (FT_Pos)metrics.horiAdvance * 64;
glyph->root.metrics.vertBearingX = (FT_Pos)metrics.vertBearingX << 6;
glyph->root.metrics.vertBearingY = (FT_Pos)metrics.vertBearingY << 6;
glyph->root.metrics.vertAdvance = (FT_Pos)metrics.vertAdvance << 6;
glyph->root.metrics.vertBearingX = (FT_Pos)metrics.vertBearingX * 64;
glyph->root.metrics.vertBearingY = (FT_Pos)metrics.vertBearingY * 64;
glyph->root.metrics.vertAdvance = (FT_Pos)metrics.vertAdvance * 64;
glyph->root.format = FT_GLYPH_FORMAT_BITMAP;