diff options
Diffstat (limited to 'freetype/include/freetype/ftstroke.h')
| -rw-r--r-- | freetype/include/freetype/ftstroke.h | 40 |
1 files changed, 25 insertions, 15 deletions
diff --git a/freetype/include/freetype/ftstroke.h b/freetype/include/freetype/ftstroke.h index dbda6d23d..c3eb85a67 100644 --- a/freetype/include/freetype/ftstroke.h +++ b/freetype/include/freetype/ftstroke.h @@ -4,7 +4,7 @@ /* */ /* FreeType path stroker (specification). */ /* */ -/* Copyright 2002-2006, 2008, 2009, 2011 by */ +/* Copyright 2002-2006, 2008, 2009, 2011-2012 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -85,25 +85,25 @@ FT_BEGIN_HEADER * miter limit is exceeded. The outer edges of the strokes * for the two segments are extended until they meet at an * angle. If the segments meet at too sharp an angle (such - * that the miter would extend from the intersection of the - * segments a distance greater than the product of the miter - * limit value and the border radius), then a bevel join (see - * above) is used instead. This prevents long spikes being - * created. FT_STROKER_LINEJOIN_MITER_FIXED generates a miter + * that the miter would extend from the intersection of the + * segments a distance greater than the product of the miter + * limit value and the border radius), then a bevel join (see + * above) is used instead. This prevents long spikes being + * created. FT_STROKER_LINEJOIN_MITER_FIXED generates a miter * line join as used in PostScript and PDF. * * FT_STROKER_LINEJOIN_MITER_VARIABLE :: * FT_STROKER_LINEJOIN_MITER :: * Used to render mitered line joins, with variable bevels if - * the miter limit is exceeded. The intersection of the - * strokes is clipped at a line perpendicular to the bisector - * of the angle between the strokes, at the distance from the - * intersection of the segments equal to the product of the - * miter limit value and the border radius. This prevents - * long spikes being created. - * FT_STROKER_LINEJOIN_MITER_VARIABLE generates a mitered line - * join as used in XPS. FT_STROKER_LINEJOIN_MITER is an alias - * for FT_STROKER_LINEJOIN_MITER_VARIABLE, retained for + * the miter limit is exceeded. The intersection of the + * strokes is clipped at a line perpendicular to the bisector + * of the angle between the strokes, at the distance from the + * intersection of the segments equal to the product of the + * miter limit value and the border radius. This prevents + * long spikes being created. + * FT_STROKER_LINEJOIN_MITER_VARIABLE generates a mitered line + * join as used in XPS. FT_STROKER_LINEJOIN_MITER is an alias + * for FT_STROKER_LINEJOIN_MITER_VARIABLE, retained for * backwards compatibility. */ typedef enum FT_Stroker_LineJoin_ @@ -682,6 +682,11 @@ FT_BEGIN_HEADER * * @note: * The source glyph is untouched in case of error. + * + * Adding stroke may yield a significantly wider and taller glyph + * depending on how large of a radius was used to stroke the glyph. You + * may need to manually adjust horizontal and vertical advance amounts + * to account for this added size. */ FT_EXPORT( FT_Error ) FT_Glyph_Stroke( FT_Glyph *pglyph, @@ -719,6 +724,11 @@ FT_BEGIN_HEADER * * @note: * The source glyph is untouched in case of error. + * + * Adding stroke may yield a significantly wider and taller glyph + * depending on how large of a radius was used to stroke the glyph. You + * may need to manually adjust horizontal and vertical advance amounts + * to account for this added size. */ FT_EXPORT( FT_Error ) FT_Glyph_StrokeBorder( FT_Glyph *pglyph, |