Improve documentation of the various advance values.

This commit is contained in:
Werner Lemberg 2009-11-02 08:12:45 +01:00
parent c4bdb73571
commit 350444d480
1 changed files with 11 additions and 2 deletions

View File

@ -231,6 +231,10 @@ FT_BEGIN_HEADER
/* vertAdvance :: */
/* Advance height for vertical layout. */
/* */
/* <Note> */
/* If not disabled with @FT_LOAD_NO_HINTING, the values represent */
/* dimensions of the hinted glyph (in case hinting is applicable). */
/* */
typedef struct FT_Glyph_Metrics_
{
FT_Pos width;
@ -1477,8 +1481,13 @@ FT_BEGIN_HEADER
/* important to perform correct WYSIWYG layout. */
/* Only relevant for outline glyphs. */
/* */
/* advance :: This is the transformed advance width for the */
/* glyph (in 26.6 fractional pixel format). */
/* advance :: This shorthand is, depending on */
/* @FT_LOAD_IGNORE_TRANSFORM, the transformed */
/* advance width for the glyph (in 26.6 */
/* fractional pixel format). As specified with */
/* @FT_LOAD_VERTICAL_LAYOUT, it uses either the */
/* `horiAdvance' or the `vertAdvance' value of */
/* `metrics' field. */
/* */
/* format :: This field indicates the format of the image */
/* contained in the glyph slot. Typically */