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authorQuentin Rameau <quinq@fifth.space>2016-10-22 16:36:10 +0200
committerQuentin Rameau <quinq@fifth.space>2016-10-23 17:56:46 +0200
commit8c99915608beee03eca3bae6ed92264a0da87e2f (patch)
tree4015d54adca3c9480c2c2f7459d85272c4c96013 /st.c
parent7854fde1ff95ba85239ccfe1b59b555bd245d0db (diff)
downloadst-8c99915608beee03eca3bae6ed92264a0da87e2f.tar.gz
Do not use color when font attributes are supported
If fontconfig gives us a font without the attributes we asked for, display an alternative color instead.
Diffstat (limited to 'st.c')
-rw-r--r--st.c40
1 files changed, 32 insertions, 8 deletions
diff --git a/st.c b/st.c
index c67623f..4d44388 100644
--- a/st.c
+++ b/st.c
@@ -354,6 +354,8 @@ typedef struct {
int width;
int ascent;
int descent;
+ int badslant;
+ int badweight;
short lbearing;
short rbearing;
XftFont *match;
@@ -3373,6 +3375,7 @@ xloadfont(Font *f, FcPattern *pattern)
FcPattern *match;
FcResult result;
XGlyphInfo extents;
+ int wantattr, haveattr;
match = XftFontMatch(xw.dpy, xw.scr, pattern, &result);
if (!match)
@@ -3383,6 +3386,28 @@ xloadfont(Font *f, FcPattern *pattern)
return 1;
}
+ if ((XftPatternGetInteger(pattern, "slant", 0, &wantattr) ==
+ XftResultMatch)) {
+ /*
+ * Check if xft was unable to find a font with the appropriate
+ * slant but gave us one anyway. Try to mitigate.
+ */
+ if ((XftPatternGetInteger(f->match->pattern, "slant", 0,
+ &haveattr) != XftResultMatch) || haveattr < wantattr) {
+ f->badslant = 1;
+ fputs("st: font slant does not match\n", stderr);
+ }
+ }
+
+ if ((XftPatternGetInteger(pattern, "weight", 0, &wantattr) ==
+ XftResultMatch)) {
+ if ((XftPatternGetInteger(f->match->pattern, "weight", 0,
+ &haveattr) != XftResultMatch) || haveattr != wantattr) {
+ f->badweight = 1;
+ fputs("st: font weight does not match\n", stderr);
+ }
+ }
+
XftTextExtentsUtf8(xw.dpy, f->match,
(const FcChar8 *) ascii_printable,
strlen(ascii_printable), &extents);
@@ -3780,14 +3805,13 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i
XRenderColor colfg, colbg;
XRectangle r;
- /* Determine foreground and background colors based on mode. */
- if (base.fg == defaultfg) {
- if (base.mode & ATTR_ITALIC)
- base.fg = defaultitalic;
- else if ((base.mode & ATTR_ITALIC) && (base.mode & ATTR_BOLD))
- base.fg = defaultitalic;
- else if (base.mode & ATTR_UNDERLINE)
- base.fg = defaultunderline;
+ /* Fallback on color display for attributes not supported by the font */
+ if (base.mode & ATTR_ITALIC && base.mode & ATTR_BOLD) {
+ if (dc.ibfont.badslant || dc.ibfont.badweight)
+ base.fg = defaultattr;
+ } else if ((base.mode & ATTR_ITALIC && dc.ifont.badslant) ||
+ (base.mode & ATTR_BOLD && dc.bfont.badweight)) {
+ base.fg = defaultattr;
}
if (IS_TRUECOL(base.fg)) {
remember that computers suck.