diff options
Diffstat (limited to 'vim/.vim/plugged/vim-gitgutter/autoload/gitgutter/highlight.vim')
| -rw-r--r-- | vim/.vim/plugged/vim-gitgutter/autoload/gitgutter/highlight.vim | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/vim/.vim/plugged/vim-gitgutter/autoload/gitgutter/highlight.vim b/vim/.vim/plugged/vim-gitgutter/autoload/gitgutter/highlight.vim new file mode 100644 index 0000000..160856f --- /dev/null +++ b/vim/.vim/plugged/vim-gitgutter/autoload/gitgutter/highlight.vim @@ -0,0 +1,170 @@ +function! gitgutter#highlight#line_disable() abort + let g:gitgutter_highlight_lines = 0 + call s:define_sign_line_highlights() + + if !g:gitgutter_signs + call gitgutter#sign#clear_signs(bufnr('')) + call gitgutter#sign#remove_dummy_sign(bufnr(''), 0) + endif + + redraw! +endfunction + +function! gitgutter#highlight#line_enable() abort + let old_highlight_lines = g:gitgutter_highlight_lines + + let g:gitgutter_highlight_lines = 1 + call s:define_sign_line_highlights() + + if !old_highlight_lines && !g:gitgutter_signs + call gitgutter#all(1) + endif + + redraw! +endfunction + +function! gitgutter#highlight#line_toggle() abort + if g:gitgutter_highlight_lines + call gitgutter#highlight#line_disable() + else + call gitgutter#highlight#line_enable() + endif +endfunction + + +function! gitgutter#highlight#define_sign_column_highlight() abort + if g:gitgutter_override_sign_column_highlight + highlight! link SignColumn LineNr + else + highlight default link SignColumn LineNr + endif +endfunction + +function! gitgutter#highlight#define_highlights() abort + let [guibg, ctermbg] = s:get_background_colors('SignColumn') + + " Highlights used by the signs. + + " When they are invisible. + execute "highlight GitGutterAddInvisible guifg=bg guibg=" . guibg . " ctermfg=" . ctermbg . " ctermbg=" . ctermbg + execute "highlight GitGutterChangeInvisible guifg=bg guibg=" . guibg . " ctermfg=" . ctermbg . " ctermbg=" . ctermbg + execute "highlight GitGutterDeleteInvisible guifg=bg guibg=" . guibg . " ctermfg=" . ctermbg . " ctermbg=" . ctermbg + highlight default link GitGutterChangeDeleteInvisible GitGutterChangeInvisible + + " When they are visible. + " By default use Diff* foreground colors with SignColumn's background. + for type in ['Add', 'Change', 'Delete'] + let [guifg, ctermfg] = s:get_foreground_colors('Diff'.type) + execute "highlight GitGutter".type."Default guifg=".guifg." guibg=".guibg." ctermfg=".ctermfg." ctermbg=".ctermbg + execute "highlight default link GitGutter".type." GitGutter".type."Default" + endfor + highlight default link GitGutterChangeDelete GitGutterChange + + " Highlights used for the whole line. + + highlight default link GitGutterAddLine DiffAdd + highlight default link GitGutterChangeLine DiffChange + highlight default link GitGutterDeleteLine DiffDelete + highlight default link GitGutterChangeDeleteLine GitGutterChangeLine +endfunction + +function! gitgutter#highlight#define_signs() abort + sign define GitGutterLineAdded + sign define GitGutterLineModified + sign define GitGutterLineRemoved + sign define GitGutterLineRemovedFirstLine + sign define GitGutterLineRemovedAboveAndBelow + sign define GitGutterLineModifiedRemoved + sign define GitGutterDummy + + call s:define_sign_text() + call gitgutter#highlight#define_sign_text_highlights() + call s:define_sign_line_highlights() +endfunction + +function! s:define_sign_text() abort + execute "sign define GitGutterLineAdded text=" . g:gitgutter_sign_added + execute "sign define GitGutterLineModified text=" . g:gitgutter_sign_modified + execute "sign define GitGutterLineRemoved text=" . g:gitgutter_sign_removed + execute "sign define GitGutterLineRemovedFirstLine text=" . g:gitgutter_sign_removed_first_line + execute "sign define GitGutterLineRemovedAboveAndBelow text=" . g:gitgutter_sign_removed_above_and_below + execute "sign define GitGutterLineModifiedRemoved text=" . g:gitgutter_sign_modified_removed +endfunction + +function! gitgutter#highlight#define_sign_text_highlights() abort + " Once a sign's text attribute has been defined, it cannot be undefined or + " set to an empty value. So to make signs' text disappear (when toggling + " off or disabling) we make them invisible by setting their foreground colours + " to the background's. + if g:gitgutter_signs + sign define GitGutterLineAdded texthl=GitGutterAdd + sign define GitGutterLineModified texthl=GitGutterChange + sign define GitGutterLineRemoved texthl=GitGutterDelete + sign define GitGutterLineRemovedFirstLine texthl=GitGutterDelete + sign define GitGutterLineRemovedAboveAndBelow texthl=GitGutterDelete + sign define GitGutterLineModifiedRemoved texthl=GitGutterChangeDelete + else + sign define GitGutterLineAdded texthl=GitGutterAddInvisible + sign define GitGutterLineModified texthl=GitGutterChangeInvisible + sign define GitGutterLineRemoved texthl=GitGutterDeleteInvisible + sign define GitGutterLineRemovedFirstLine texthl=GitGutterDeleteInvisible + sign define GitGutterLineRemovedAboveAndBelow texthl=GitGutterDeleteInvisible + sign define GitGutterLineModifiedRemoved texthl=GitGutterChangeDeleteInvisible + endif +endfunction + +function! s:define_sign_line_highlights() abort + if g:gitgutter_highlight_lines + sign define GitGutterLineAdded linehl=GitGutterAddLine + sign define GitGutterLineModified linehl=GitGutterChangeLine + sign define GitGutterLineRemoved linehl=GitGutterDeleteLine + sign define GitGutterLineRemovedFirstLine linehl=GitGutterDeleteLine + sign define GitGutterLineRemovedAboveAndBelow linehl=GitGutterDeleteLine + sign define GitGutterLineModifiedRemoved linehl=GitGutterChangeDeleteLine + else + sign define GitGutterLineAdded linehl= + sign define GitGutterLineModified linehl= + sign define GitGutterLineRemoved linehl= + sign define GitGutterLineRemovedFirstLine linehl= + sign define GitGutterLineRemovedAboveAndBelow linehl= + sign define GitGutterLineModifiedRemoved linehl= + endif +endfunction + +function! s:get_foreground_colors(group) abort + redir => highlight + silent execute 'silent highlight ' . a:group + redir END + + let link_matches = matchlist(highlight, 'links to \(\S\+\)') + if len(link_matches) > 0 " follow the link + return s:get_foreground_colors(link_matches[1]) + endif + + let ctermfg = s:match_highlight(highlight, 'ctermfg=\([0-9A-Za-z]\+\)') + let guifg = s:match_highlight(highlight, 'guifg=\([#0-9A-Za-z]\+\)') + return [guifg, ctermfg] +endfunction + +function! s:get_background_colors(group) abort + redir => highlight + silent execute 'silent highlight ' . a:group + redir END + + let link_matches = matchlist(highlight, 'links to \(\S\+\)') + if len(link_matches) > 0 " follow the link + return s:get_background_colors(link_matches[1]) + endif + + let ctermbg = s:match_highlight(highlight, 'ctermbg=\([0-9A-Za-z]\+\)') + let guibg = s:match_highlight(highlight, 'guibg=\([#0-9A-Za-z]\+\)') + return [guibg, ctermbg] +endfunction + +function! s:match_highlight(highlight, pattern) abort + let matches = matchlist(a:highlight, a:pattern) + if len(matches) == 0 + return 'NONE' + endif + return matches[1] +endfunction |