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Fix Savannah bug #27921.

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* src/cff/cffobjs.c (cff_face_init), src/cid/cidobjs.c
(cid_face_init), src/type1/t1afm.c (T1_Read_Metrics),
src/type1/t1objs.c (T1_Face_Init): Don't use unsigned constant
values for rounding if the argument can be negative.
dbgmem-more-limiters
Werner Lemberg 15 years ago
parent 8821cc5df1
commit 012552f143
5 changed files with 34 additions and 19 deletions
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  1. 10
      ChangeLog
  2. 9
      src/cff/cffobjs.c
  3. 9
      src/cid/cidobjs.c
  4. 16
      src/type1/t1afm.c
  5. 9
      src/type1/t1objs.c

10
ChangeLog
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@ -1,6 +1,16 @@
2009-11-04 Werner Lemberg <wl@gnu.org>
Fix Savannah bug #27921.
* src/cff/cffobjs.c (cff_face_init), src/cid/cidobjs.c
(cid_face_init), src/type1/t1afm.c (T1_Read_Metrics),
src/type1/t1objs.c (T1_Face_Init): Don't use unsigned constant
values for rounding if the argument can be negative.
2009-11-03 Bram Tassyns <bramt@enfocus.be>
Add basic support for Type1 charstrings in CFF.
This fixes Savannah bug #27922.
* src/cff/cffgload.c (CFF_Operator, cff_argument_counts): Handle
`seac', `sbw', and `setcurrentpoint' opcodes.

9
src/cff/cffobjs.c
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@ -657,10 +657,11 @@
cffface->num_glyphs = cff->charstrings_index.count;
/* set global bbox, as well as EM size */
cffface->bbox.xMin = dict->font_bbox.xMin >> 16;
cffface->bbox.yMin = dict->font_bbox.yMin >> 16;
cffface->bbox.xMax = ( dict->font_bbox.xMax + 0xFFFFU ) >> 16;
cffface->bbox.yMax = ( dict->font_bbox.yMax + 0xFFFFU ) >> 16;
cffface->bbox.xMin = dict->font_bbox.xMin >> 16;
cffface->bbox.yMin = dict->font_bbox.yMin >> 16;
/* no `U' suffix here to 0xFFFF! */
cffface->bbox.xMax = ( dict->font_bbox.xMax + 0xFFFF ) >> 16;
cffface->bbox.yMax = ( dict->font_bbox.yMax + 0xFFFF ) >> 16;
cffface->units_per_EM = (FT_UShort)( dict->units_per_em );

9
src/cid/cidobjs.c
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@ -413,10 +413,11 @@
cidface->num_fixed_sizes = 0;
cidface->available_sizes = 0;
cidface->bbox.xMin = cid->font_bbox.xMin >> 16;
cidface->bbox.yMin = cid->font_bbox.yMin >> 16;
cidface->bbox.xMax = ( cid->font_bbox.xMax + 0xFFFFU ) >> 16;
cidface->bbox.yMax = ( cid->font_bbox.yMax + 0xFFFFU ) >> 16;
cidface->bbox.xMin = cid->font_bbox.xMin >> 16;
cidface->bbox.yMin = cid->font_bbox.yMin >> 16;
/* no `U' suffix here to 0xFFFF! */
cidface->bbox.xMax = ( cid->font_bbox.xMax + 0xFFFF ) >> 16;
cidface->bbox.yMax = ( cid->font_bbox.yMax + 0xFFFF ) >> 16;
if ( !cidface->units_per_EM )
cidface->units_per_EM = 1000;

16
src/type1/t1afm.c
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@ -4,7 +4,7 @@
/* */
/* AFM support for Type 1 fonts (body). */
/* */
/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 by */
/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@ -285,13 +285,15 @@
{
t1_font->font_bbox = fi->FontBBox;
t1_face->bbox.xMin = fi->FontBBox.xMin >> 16;
t1_face->bbox.yMin = fi->FontBBox.yMin >> 16;
t1_face->bbox.xMax = ( fi->FontBBox.xMax + 0xFFFFU ) >> 16;
t1_face->bbox.yMax = ( fi->FontBBox.yMax + 0xFFFFU ) >> 16;
t1_face->bbox.xMin = fi->FontBBox.xMin >> 16;
t1_face->bbox.yMin = fi->FontBBox.yMin >> 16;
/* no `U' suffix here to 0xFFFF! */
t1_face->bbox.xMax = ( fi->FontBBox.xMax + 0xFFFF ) >> 16;
t1_face->bbox.yMax = ( fi->FontBBox.yMax + 0xFFFF ) >> 16;
t1_face->ascender = (FT_Short)( ( fi->Ascender + 0x8000U ) >> 16 );
t1_face->descender = (FT_Short)( ( fi->Descender + 0x8000U ) >> 16 );
/* no `U' suffix here to 0x8000! */
t1_face->ascender = (FT_Short)( ( fi->Ascender + 0x8000 ) >> 16 );
t1_face->descender = (FT_Short)( ( fi->Descender + 0x8000 ) >> 16 );
if ( fi->NumKernPair )
{

9
src/type1/t1objs.c
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@ -441,10 +441,11 @@
root->num_fixed_sizes = 0;
root->available_sizes = 0;
root->bbox.xMin = type1->font_bbox.xMin >> 16;
root->bbox.yMin = type1->font_bbox.yMin >> 16;
root->bbox.xMax = ( type1->font_bbox.xMax + 0xFFFFU ) >> 16;
root->bbox.yMax = ( type1->font_bbox.yMax + 0xFFFFU ) >> 16;
root->bbox.xMin = type1->font_bbox.xMin >> 16;
root->bbox.yMin = type1->font_bbox.yMin >> 16;
/* no `U' suffix here to 0xFFFF! */
root->bbox.xMax = ( type1->font_bbox.xMax + 0xFFFF ) >> 16;
root->bbox.yMax = ( type1->font_bbox.yMax + 0xFFFF ) >> 16;
/* Set units_per_EM if we didn't set it in parse_font_matrix. */
if ( !root->units_per_EM )

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