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Diffstat (limited to '')
| -rw-r--r-- | st-glyph-wide-support-20220411-ef05519.diff | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/st-glyph-wide-support-20220411-ef05519.diff b/st-glyph-wide-support-20220411-ef05519.diff new file mode 100644 index 0000000..671922e --- /dev/null +++ b/st-glyph-wide-support-20220411-ef05519.diff @@ -0,0 +1,67 @@ +diff --git a/x.c b/x.c +@@ -1648,32 +1641,39 @@ xstartdraw(void) + void + xdrawline(Line line, int x1, int y1, int x2) + { +- int i, x, ox, numspecs; ++ int i, x, ox, numspecs, numspecs_cached; + Glyph base, new; +- XftGlyphFontSpec *specs = xw.specbuf; +- +- numspecs = xmakeglyphfontspecs(specs, &line[x1], x2 - x1, x1, y1); +- i = ox = 0; +- for (x = x1; x < x2 && i < numspecs; x++) { +- new = line[x]; +- if (new.mode == ATTR_WDUMMY) +- continue; +- if (selected(x, y1)) +- new.mode ^= ATTR_REVERSE; +- if (i > 0 && ATTRCMP(base, new)) { +- xdrawglyphfontspecs(specs, base, i, ox, y1); +- specs += i; +- numspecs -= i; +- i = 0; +- } +- if (i == 0) { +- ox = x; +- base = new; ++ XftGlyphFontSpec *specs; ++ ++ numspecs_cached = xmakeglyphfontspecs(xw.specbuf, &line[x1], x2 - x1, x1, y1); ++ ++ /* Draw line in 2 passes: background and foreground. This way wide glyphs ++ won't get truncated (#223) */ ++ for (int dmode = DRAW_BG; dmode <= DRAW_FG; dmode <<= 1) { ++ specs = xw.specbuf; ++ numspecs = numspecs_cached; ++ i = ox = 0; ++ for (x = x1; x < x2 && i < numspecs; x++) { ++ new = line[x]; ++ if (new.mode == ATTR_WDUMMY) ++ continue; ++ if (selected(x, y1)) ++ new.mode ^= ATTR_REVERSE; ++ if (i > 0 && ATTRCMP(base, new)) { ++ xdrawglyphfontspecs(specs, base, i, ox, y1, dmode); ++ specs += i; ++ numspecs -= i; ++ i = 0; ++ } ++ if (i == 0) { ++ ox = x; ++ base = new; ++ } ++ i++; + } +- i++; ++ if (i > 0) ++ xdrawglyphfontspecs(specs, base, i, ox, y1, dmode); + } +- if (i > 0) +- xdrawglyphfontspecs(specs, base, i, ox, y1); + } + + void +-- +2.35.1 + |