diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/nvim/syntax.c | 94 |
1 files changed, 49 insertions, 45 deletions
diff --git a/src/nvim/syntax.c b/src/nvim/syntax.c index 16eff6db31..613c9e6d63 100644 --- a/src/nvim/syntax.c +++ b/src/nvim/syntax.c @@ -5980,6 +5980,7 @@ static const char *highlight_init_both[] = { NULL }; +// Default colors only used with a light background. static const char *highlight_init_light[] = { "ColorColumn ctermbg=LightRed guibg=LightRed", "CursorColumn ctermbg=LightGrey guibg=Grey90", @@ -6013,6 +6014,7 @@ static const char *highlight_init_light[] = { NULL }; +// Default colors only used with a dark background. static const char *highlight_init_dark[] = { "ColorColumn ctermbg=DarkRed guibg=DarkRed", "CursorColumn ctermbg=DarkGrey guibg=Grey40", @@ -7519,7 +7521,45 @@ void highlight_attr_set_all(void) } } -/// Tranlate highlight groups into attributes in highlight_attr[] and set up +// Apply difference between User[1-9] and HLF_S to HLF_SNC. +static void combine_stl_hlt(int id, int id_S, int id_alt, int hlcnt, int i, + int hlf, int *table) + FUNC_ATTR_NONNULL_ALL +{ + struct hl_group *const hlt = HL_TABLE(); + + if (id_alt == 0) { + memset(&hlt[hlcnt + i], 0, sizeof(struct hl_group)); + hlt[hlcnt + i].sg_cterm = highlight_attr[hlf]; + hlt[hlcnt + i].sg_gui = highlight_attr[hlf]; + } else { + memmove(&hlt[hlcnt + i], &hlt[id_alt - 1], sizeof(struct hl_group)); + } + hlt[hlcnt + i].sg_link = 0; + + hlt[hlcnt + i].sg_cterm ^= hlt[id - 1].sg_cterm ^ hlt[id_S - 1].sg_cterm; + if (hlt[id - 1].sg_cterm_fg != hlt[id_S - 1].sg_cterm_fg) { + hlt[hlcnt + i].sg_cterm_fg = hlt[id - 1].sg_cterm_fg; + } + if (hlt[id - 1].sg_cterm_bg != hlt[id_S - 1].sg_cterm_bg) { + hlt[hlcnt + i].sg_cterm_bg = hlt[id - 1].sg_cterm_bg; + } + hlt[hlcnt + i].sg_gui ^= hlt[id - 1].sg_gui ^ hlt[id_S - 1].sg_gui; + if (hlt[id - 1].sg_rgb_fg != hlt[id_S - 1].sg_rgb_fg) { + hlt[hlcnt + i].sg_rgb_fg = hlt[id - 1].sg_rgb_fg; + } + if (hlt[id - 1].sg_rgb_bg != hlt[id_S - 1].sg_rgb_bg) { + hlt[hlcnt + i].sg_rgb_bg = hlt[id - 1].sg_rgb_bg; + } + if (hlt[id - 1].sg_rgb_sp != hlt[id_S - 1].sg_rgb_sp) { + hlt[hlcnt + i].sg_rgb_sp = hlt[id - 1].sg_rgb_sp; + } + highlight_ga.ga_len = hlcnt + i + 1; + set_hl_attr(hlcnt + i); // At long last we can apply + table[i] = syn_id2attr(hlcnt + i + 1); +} + +/// Translate highlight groups into attributes in highlight_attr[] and set up /// the user highlights User1..9. A set of corresponding highlights to use on /// top of HLF_SNC is computed. Called only when nvim starts and upon first /// screen redraw after any :highlight command. @@ -7562,12 +7602,15 @@ void highlight_changed(void) // // Setup the user highlights // - // Temporarily utilize 10 more hl entries. Must be in there - // simultaneously in case of table overflows in get_attr_entry() - // + // Temporarily utilize 10 more hl entries: + // 9 for User1-User9 combined with StatusLineNC + // 1 for StatusLine default + // Must to be in there simultaneously in case of table overflows in + // get_attr_entry() ga_grow(&highlight_ga, 10); hlcnt = highlight_ga.ga_len; - if (id_S == -1) { // Make sure id_S is always valid to simplify code below. + if (id_S == -1) { + // Make sure id_S is always valid to simplify code below. Use the last entry memset(&HL_TABLE()[hlcnt + 9], 0, sizeof(struct hl_group)); id_S = hlcnt + 10; } @@ -7578,47 +7621,8 @@ void highlight_changed(void) highlight_user[i] = 0; highlight_stlnc[i] = 0; } else { - struct hl_group *hlt = HL_TABLE(); - highlight_user[i] = syn_id2attr(id); - if (id_SNC == 0) { - memset(&hlt[hlcnt + i], 0, sizeof(struct hl_group)); - hlt[hlcnt + i].sg_cterm = highlight_attr[HLF_SNC]; - hlt[hlcnt + i].sg_gui = highlight_attr[HLF_SNC]; - } else - memmove(&hlt[hlcnt + i], - &hlt[id_SNC - 1], - sizeof(struct hl_group)); - hlt[hlcnt + i].sg_link = 0; - - // Apply difference between UserX and HLF_S to HLF_SNC. - hlt[hlcnt + i].sg_cterm ^= hlt[id - 1].sg_cterm ^ hlt[id_S - 1].sg_cterm; - - if (hlt[id - 1].sg_cterm_fg != hlt[id_S - 1].sg_cterm_fg) { - hlt[hlcnt + i].sg_cterm_fg = hlt[id - 1].sg_cterm_fg; - } - - if (hlt[id - 1].sg_cterm_bg != hlt[id_S - 1].sg_cterm_bg) { - hlt[hlcnt + i].sg_cterm_bg = hlt[id - 1].sg_cterm_bg; - } - - hlt[hlcnt + i].sg_gui ^= hlt[id - 1].sg_gui ^ hlt[id_S - 1].sg_gui; - - if (hlt[id - 1].sg_rgb_fg != hlt[id_S - 1].sg_rgb_fg) { - hlt[hlcnt + i].sg_rgb_fg = hlt[id - 1].sg_rgb_fg; - } - - if (hlt[id - 1].sg_rgb_bg != hlt[id_S - 1].sg_rgb_bg) { - hlt[hlcnt + i].sg_rgb_bg = hlt[id - 1].sg_rgb_bg; - } - - if (hlt[id - 1].sg_rgb_sp != hlt[id_S - 1].sg_rgb_sp) { - hlt[hlcnt + i].sg_rgb_sp = hlt[id - 1].sg_rgb_sp; - } - - highlight_ga.ga_len = hlcnt + i + 1; - set_hl_attr(hlcnt + i); /* At long last we can apply */ - highlight_stlnc[i] = syn_id2attr(hlcnt + i + 1); + combine_stl_hlt(id, id_S, id_SNC, hlcnt, i, HLF_SNC, highlight_stlnc); } } highlight_ga.ga_len = hlcnt; |