text: font: add x/y offsets for glyphs

A single glyph might be bigger/smaller than the other glyphs so allow them
to be positioned. As we are not interested in details like baselines, we
simply use an x/y offset.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>

diff --git a/src/text.h b/src/text.h
index 906b897..70af5ae 100644 (file)
--- a/src/text.h
+++ b/src/text.h
@@ -70,6 +70,8 @@ bool kmscon_font_attr_match(const struct kmscon_font_attr *a1,
 struct kmscon_glyph {
        unsigned int ascent;
        unsigned int descent;
+       unsigned int xoff;
+       unsigned int yoff;
        struct uterm_video_buffer buf;
 };