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freetype
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Fix Savannah bug #28678. 

* src/cff/cffgload.c (cff_slot_load), src/cid/cidgload.c
(cid_load_glyph): Handle vertical metrics correctly.

* src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Handle
vertical metrics correctly.
(T1_Load_Glyph): Don't synthesize vertical metrics.
This commit is contained in:
Ken Sharp 2010-01-27 10:04:50 +01:00 коммит произвёл Werner Lemberg
Родитель f0760ca6e8
Коммит f19e46f3ba
5 изменённых файлов: 68 добавлений и 13 удалений
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11
ChangeLog
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@ -1,3 +1,14 @@
2010-01-27 Ken Sharp <ken.sharp@artifex.com>
Fix Savannah bug #28678.
* src/cff/cffgload.c (cff_slot_load), src/cid/cidgload.c
(cid_load_glyph): Handle vertical metrics correctly.
* src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Handle
vertical metrics correctly.
(T1_Load_Glyph): Don't synthesize vertical metrics.
2010-01-14 Werner Lemberg <wl@gnu.org>
Make FT_Set_Transform work if no renderer is available.

2
include/freetype/config/ftoption.h
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@ -315,7 +315,7 @@ FT_BEGIN_HEADER
/* contain no glyph data, but supply it via a callback function. */
/* This is required by clients supporting document formats which */
/* supply font data incrementally as the document is parsed, such */
/* as the Ghostscript interpreter for the PostScript language. */
/* as the Ghostscript interpreter for the PostScript language. */
/* */
#define FT_CONFIG_OPTION_INCREMENTAL

25
src/cff/cffgload.c
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@ -4,7 +4,8 @@
/* */
/* OpenType Glyph Loader (body). */
/* */
/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */
/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
/* 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@ -694,7 +695,7 @@
data.length = length;
face->root.internal->incremental_interface->funcs->free_glyph_data(
face->root.internal->incremental_interface->object,&data );
face->root.internal->incremental_interface->object, &data );
}
else
#endif /* FT_CONFIG_OPTION_INCREMENTAL */
@ -2771,15 +2772,29 @@
metrics.bearing_x = decoder.builder.left_bearing.x;
metrics.bearing_y = decoder.builder.left_bearing.y;
metrics.bearing_y = 0;
metrics.advance = decoder.builder.advance.x;
error = face->root.internal->incremental_interface->funcs->get_glyph_metrics(
face->root.internal->incremental_interface->object,
glyph_index, FALSE, &metrics );
decoder.builder.left_bearing.x = metrics.bearing_x;
decoder.builder.left_bearing.y = metrics.bearing_y;
decoder.builder.advance.x = metrics.advance;
decoder.builder.advance.y = 0;
if ( !error )
{
metrics.bearing_x = 0;
metrics.bearing_y = decoder.builder.left_bearing.y;
metrics.advance = decoder.builder.advance.y;
error = face->root.internal->incremental_interface->funcs->get_glyph_metrics(
face->root.internal->incremental_interface->object,
glyph_index, TRUE, &metrics );
decoder.builder.left_bearing.y = metrics.bearing_y;
decoder.builder.advance.y = metrics.advance;
}
}
#endif /* FT_CONFIG_OPTION_INCREMENTAL */

19
src/cid/cidgload.c
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@ -4,7 +4,7 @@
/* */
/* CID-keyed Type1 Glyph Loader (body). */
/* */
/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 by */
/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@ -173,16 +173,27 @@
metrics.bearing_x = FIXED_TO_INT( decoder->builder.left_bearing.x );
metrics.bearing_y = FIXED_TO_INT( decoder->builder.left_bearing.y );
metrics.bearing_y = 0;
metrics.advance = FIXED_TO_INT( decoder->builder.advance.x );
error = inc->funcs->get_glyph_metrics( inc->object,
glyph_index, FALSE, &metrics );
decoder->builder.left_bearing.x = INT_TO_FIXED( metrics.bearing_x );
decoder->builder.left_bearing.y = INT_TO_FIXED( metrics.bearing_y );
decoder->builder.advance.x = INT_TO_FIXED( metrics.advance );
decoder->builder.advance.y = 0;
if ( !error )
{
metrics.bearing_x = 0;
metrics.bearing_y = FIXED_TO_INT( decoder->builder.left_bearing.y );
metrics.advance = FIXED_TO_INT( decoder->builder.advance.y );
error = inc->funcs->get_glyph_metrics( inc->object,
glyph_index, TRUE, &metrics );
decoder->builder.left_bearing.y = INT_TO_FIXED( metrics.bearing_y );
decoder->builder.advance.y = INT_TO_FIXED( metrics.advance );
}
}
#endif /* FT_CONFIG_OPTION_INCREMENTAL */

24
src/type1/t1gload.c
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@ -103,16 +103,27 @@
metrics.bearing_x = FIXED_TO_INT( decoder->builder.left_bearing.x );
metrics.bearing_y = FIXED_TO_INT( decoder->builder.left_bearing.y );
metrics.bearing_y = 0;
metrics.advance = FIXED_TO_INT( decoder->builder.advance.x );
error = inc->funcs->get_glyph_metrics( inc->object,
glyph_index, FALSE, &metrics );
decoder->builder.left_bearing.x = INT_TO_FIXED( metrics.bearing_x );
decoder->builder.left_bearing.y = INT_TO_FIXED( metrics.bearing_y );
decoder->builder.advance.x = INT_TO_FIXED( metrics.advance );
decoder->builder.advance.y = 0;
if ( !error )
{
metrics.bearing_x = 0;
metrics.bearing_y = FIXED_TO_INT( decoder->builder.left_bearing.y );
metrics.advance = FIXED_TO_INT( decoder->builder.advance.y );
error = inc->funcs->get_glyph_metrics( inc->object,
glyph_index, TRUE, &metrics );
decoder->builder.left_bearing.y = INT_TO_FIXED( metrics.bearing_y );
decoder->builder.advance.y = INT_TO_FIXED( metrics.advance );
}
}
#endif /* FT_CONFIG_OPTION_INCREMENTAL */
@ -401,10 +412,17 @@
FIXED_TO_INT( decoder.builder.advance.x );
glyph->root.internal->glyph_transformed = 0;
#if 0
/* make up vertical ones */
metrics->vertAdvance = ( face->type1.font_bbox.yMax -
face->type1.font_bbox.yMin ) >> 16;
glyph->root.linearVertAdvance = metrics->vertAdvance;
#else
metrics->vertAdvance =
FIXED_TO_INT( decoder.builder.advance.y );
glyph->root.linearVertAdvance =
FIXED_TO_INT( decoder.builder.advance.y );
#endif
glyph->root.format = FT_GLYPH_FORMAT_OUTLINE;