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authorMatthias Clasen <mclasen@redhat.com>2019-05-24 16:54:34 +0000
committerMatthias Clasen <mclasen@redhat.com>2019-07-12 00:08:44 -0400
commit7501b4ecffb22e0d34c6663646f740725711a350 (patch)
tree1790bd53c37344e7ad03511c8b5cd7e5a1a656f0 /pango/pangofc-font.c
parent00233bd8b863a87cbf59344b1aed1feba04c66ca (diff)
downloadpango-7501b4ecffb22e0d34c6663646f740725711a350.tar.gz
fc: Make pango_fc_font_kern_glyphs empty
This function has long been deprecated; and it is is using freetype. So drop the implementation.
Diffstat (limited to 'pango/pangofc-font.c')
-rw-r--r--pango/pangofc-font.c62
1 files changed, 5 insertions, 57 deletions
diff --git a/pango/pangofc-font.c b/pango/pangofc-font.c
index fb51b3c6..335cde42 100644
--- a/pango/pangofc-font.c
+++ b/pango/pangofc-font.c
@@ -843,8 +843,11 @@ _pango_fc_font_shutdown (PangoFcFont *font)
* @font: a #PangoFcFont
* @glyphs: a #PangoGlyphString
*
- * Adjust each adjacent pair of glyphs in @glyphs according to
- * kerning information in @font.
+ * This function used to adjust each adjacent pair of glyphs
+ * in @glyphs according to kerning information in @font.
+ *
+ * Since 1.44, it does nothing.
+ *
*
* Since: 1.4
* Deprecated: 1.32
@@ -853,61 +856,6 @@ void
pango_fc_font_kern_glyphs (PangoFcFont *font,
PangoGlyphString *glyphs)
{
- FT_Face face;
- FT_Error error;
- FT_Vector kerning;
- int i;
- gboolean hinting = font->is_hinted;
- gboolean scale = FALSE;
- double xscale = 1;
- PangoFcFontKey *key;
-
- g_return_if_fail (PANGO_IS_FC_FONT (font));
- g_return_if_fail (glyphs != NULL);
-
- face = PANGO_FC_FONT_LOCK_FACE (font);
- if (G_UNLIKELY (!face))
- return;
-
- if (!FT_HAS_KERNING (face))
- {
- PANGO_FC_FONT_UNLOCK_FACE (font);
- return;
- }
-
- key = _pango_fc_font_get_font_key (font);
- if (key) {
- const PangoMatrix *matrix = pango_fc_font_key_get_matrix (key);
- PangoMatrix identity = PANGO_MATRIX_INIT;
- if (G_UNLIKELY (matrix && 0 != memcmp (&identity, matrix, 2 * sizeof (double))))
- {
- scale = TRUE;
- pango_matrix_get_font_scale_factors (matrix, &xscale, NULL);
- if (xscale) xscale = 1 / xscale;
- }
- }
-
- for (i = 1; i < glyphs->num_glyphs; ++i)
- {
- error = FT_Get_Kerning (face,
- glyphs->glyphs[i-1].glyph,
- glyphs->glyphs[i].glyph,
- ft_kerning_default,
- &kerning);
-
- if (error == FT_Err_Ok) {
- int adjustment = PANGO_UNITS_26_6 (kerning.x);
-
- if (hinting)
- adjustment = PANGO_UNITS_ROUND (adjustment);
- if (G_UNLIKELY (scale))
- adjustment *= xscale;
-
- glyphs->glyphs[i-1].geometry.width += adjustment;
- }
- }
-
- PANGO_FC_FONT_UNLOCK_FACE (font);
}
/**