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added code to correctly scale global metrics

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This commit is contained in:
David Turner 2000-06-07 20:06:54 +00:00
parent b770a4ab6d
commit 6cef627d17
2 changed files with 39 additions and 2 deletions
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21
src/type1/t1objs.c
View File

@ -121,10 +121,29 @@
LOCAL_FUNC
T1_Error T1_Reset_Size( T1_Size size )
{
/* recompute ascender, descender, etc.. */
T1_Face face = (T1_Face)size->root.face;
FT_Size_Metrics* metrics = &size->root.metrics;
if ( metrics->x_ppem < 1 || metrics->y_ppem < 1 )
return FT_Err_Invalid_Argument;
/* Compute root ascender, descender, test height, and max_advance */
metrics->ascender = ( FT_MulFix( face->root.ascender,
metrics->y_scale ) + 32 ) & -64;
metrics->descender = ( FT_MulFix( face->root.descender,
metrics->y_scale ) + 32 ) & -64;
metrics->height = ( FT_MulFix( face->root.height,
metrics->y_scale ) + 32 ) & -64;
metrics->max_advance = ( FT_MulFix( face->root.max_advance_width,
metrics->x_scale ) + 32 ) & -64;
#ifndef T1_CONFIG_OPTION_DISABLE_HINTER
return T1_Reset_Size_Hinter( size );
#else
(void)size;
return 0;
#endif
}

20
src/type1z/t1objs.c
View File

@ -101,7 +101,25 @@
LOCAL_FUNC
T1_Error T1_Reset_Size( T1_Size size )
{
UNUSED(size);
/* recompute ascender, descender, etc.. */
T1_Face face = (T1_Face)size->root.face;
FT_Size_Metrics* metrics = &size->root.metrics;
if ( metrics->x_ppem < 1 || metrics->y_ppem < 1 )
return FT_Err_Invalid_Argument;
/* Compute root ascender, descender, test height, and max_advance */
metrics->ascender = ( FT_MulFix( face->root.ascender,
metrics->y_scale ) + 32 ) & -64;
metrics->descender = ( FT_MulFix( face->root.descender,
metrics->y_scale ) + 32 ) & -64;
metrics->height = ( FT_MulFix( face->root.height,
metrics->y_scale ) + 32 ) & -64;
metrics->max_advance = ( FT_MulFix( face->root.max_advance_width,
metrics->x_scale ) + 32 ) & -64;
return 0;
}