vimrc

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
""       NOTES:   This is the newer version that supports general windows keybinds like Ctrl-x,Ctrl-C, Ctrl-V, Ctrl-Z, Ctrl-S, etc       ""
""                It also has transparency effect for gvim-windows                                                                       ""
""                It has better colorschemes & improved aesthetics in general                                                            ""
""                It is quite messy, will be cleaned up soon                                                                             ""
""                A few plugin modifications/features have been commented out/disabled due to some bugs                                  ""
""                These issues are being wored on, but do check them out                                                                 ""
""                                                                                                                                       ""
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""                                                                                                                                       ""
""         !!!!!!!!         Edit path names wherever they appear in this file as it was configured for my setup         !!!!!!!!         ""
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"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""" 

" Vim with all enhancements
source $VIMRUNTIME/vimrc_example.vim

" Remap a few keys for Windows behavior
source $VIMRUNTIME/mswin.vim

" Use the internal diff if available.
" Otherwise use the special 'diffexpr' for Windows.
if &diffopt !~# 'internal'
  set diffexpr=MyDiff()
endif
function MyDiff()
  let opt = '-a --binary '
  if &diffopt =~ 'icase' | let opt = opt . '-i ' | endif
  if &diffopt =~ 'iwhite' | let opt = opt . '-b ' | endif
  let arg1 = v:fname_in
  if arg1 =~ ' ' | let arg1 = '"' . arg1 . '"' | endif
  let arg1 = substitute(arg1, '!', '\!', 'g')
  let arg2 = v:fname_new
  if arg2 =~ ' ' | let arg2 = '"' . arg2 . '"' | endif
  let arg2 = substitute(arg2, '!', '\!', 'g')
  let arg3 = v:fname_out
  if arg3 =~ ' ' | let arg3 = '"' . arg3 . '"' | endif
  let arg3 = substitute(arg3, '!', '\!', 'g')
  if $VIMRUNTIME =~ ' '
    if &sh =~ '\<cmd'
      if empty(&shellxquote)
        let l:shxq_sav = ''
        set shellxquote&
      endif
      let cmd = '"' . $VIMRUNTIME . '\diff"'
    else
      let cmd = substitute($VIMRUNTIME, ' ', '" ', '') . '\diff"'
    endif
  else
    let cmd = $VIMRUNTIME . '\diff'
  endif
  let cmd = substitute(cmd, '!', '\!', 'g')
  silent execute '!' . cmd . ' ' . opt . arg1 . ' ' . arg2 . ' > ' . arg3
  if exists('l:shxq_sav')
    let &shellxquote=l:shxq_sav
  endif
endfunction

"""""""""""""""""""""""""""""""""""""""""""""""""""user defined functions""""""""""""""""""""""""""""""""""""""""""""""""""""""
set relativenumber
set number

"set guifont=Courier_New:h11
set guifont=Lucida_Console:h10

"set autoindent
set undofile                  " Save undos after file closes
set undodir=F:\Vim\.vim_undo_files " where to save undo histories
set undolevels=1000           " How many undos
set undoreload=10000          " number of lines to save for undo
set backupdir=F:\Vim\backup_files_dir
set directory=F:\Vim\swap_files_dir
set shiftwidth=2              " press '>' to indent by the number set in 'shiftwidth'
"set smartindent
set tabstop=4
set expandtab
"hi Normal guibg=NONE ctermbg=NONE        "transparent mode
"""""""""""""""""""""""""""""""""""""""""""""""""""""""'vundle config""""""""""""""""""""""""""""""""""""""""""""""""""
" vundle {{{1

" needed to run vundle (but i want this anyways)
set nocompatible

" vundle needs filtype plugins off
" i turn it on later
filetype plugin indent off
syntax off

" set the runtime path for vundle
set rtp+=~/.vim/bundle/Vundle.vim

" start vundle environment
call vundle#begin()

" list of plugins {{{2
" let Vundle manage Vundle (this is required)
"old: Plugin 'gmarik/Vundle.vim'
Plugin 'VundleVim/Vundle.vim'

""""""""""""""""""""""""""""""""""""""""""""YouCompleteMe""""""""""""""""""""""""""""""""""""""""""""""""""""
"Plugin 'valloric/youcompleteme' 
"./install.py --clang-completer
"for youcompleteme ------USE THIS TO ENABLE SUPPORT FOR C/C++/CUDA/C#  - the C family of languages 

"""""""""""""""""""""""""""""""""""""""""""""Vundle Plugins Installation""""""""""""""""""""""""""""""""""""""
"Plugin 'scrooloose/syntastic'
"Plugin 'jaxbot/semantic-highlight.vim'   works for C/C++, not for verilog
Plugin 'dense-analysis/ale'
Plugin 'octol/vim-cpp-enhanced-highlight'
Plugin 'luochen1990/rainbow'
Plugin 'joshdick/onedark.vim' "  place 'colo onedark'   after the vundle config for it to work
Plugin 'townk/vim-autoclose'
Plugin 'preservim/nerdtree'
Plugin 'tpope/vim-vividchalk'
Plugin 'vhda/verilog_systemverilog.vim'           "support for cadence & symopsys error formats
"Plugin 'junegunn/fzf'
Plugin 'tpope/vim-fugitive'
Plugin 'airblade/vim-gitgutter'
Plugin 'yggdroot/indentline'
Plugin 'AutoComplPop'        " autocomplete
Plugin 'ap/vim-buftabline'
Plugin 'sirver/ultisnips'
"Plugin 'severin-lemaignan/vim-minimap'   "minimap
"Plugin 'wfxr/minimap.vim'
Plugin 'morhetz/gruvbox'  "colorscheme
"Plugin 'godlygeek/csapprox' "colorscheme
"Plugin 'NLKNguyen/papercolor-theme'  "colorscheme
"Plugin 'zefei/cake16'   "colorscheme
"Plugin 'altercation/vim-colors-solarized'   "colorscheme
"Plugin 'chriskempson/base16-vim'   "colorscheme
"Plugin 'wimproved.vim'
"Plugin 'neoclide/coc.nvim'   " autocomplete
"Plugin 'suoto/hdlcc' verilog plugin
" to install a plugin add it here and run :PluginInstall.
" to update the plugins run :PluginInstall! or :PluginUpdate
" to delete a plugin remove it here and run :PluginClean
"

" YOUR LIST OF PLUGINS GOES HERE LIKE THIS:
Plugin 'bling/vim-airline'


" add plugins before this
call vundle#end()

" now (after vundle finished) it is save to turn filetype plugins on
syntax on

"""""""""""""""""""""""""""""""""""""""ctrl c - copy, ctrl v -paste, ctrl x -cut""""""""""""""""""""""""""""""""""""""""""""""
"vmap <C-c> "+yi
"vmap <C-x> "+c
"vmap <C-v> c<ESC>"+p
"imap <C-v> <C-r><C-o>+
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

"""""""""""""""""""""""""""""""""""""  Fugitive & Git-gutter config"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let g:gitgutter_git_executable = 'F:\Git\bin\git.exe'
nmap <F3> :GitGutterToggle<CR>
"nmap <S-F3> :GitGutterLineNrHighlightsToggle<CR>
nnoremap <S-F3> :GitGutterLineNrHighlightsToggle<cr>
nmap <F4> :GitGutterLineHighlightsToggle<CR>

""""""""""""""""""""""""""""""""""clangd config for YouCompleteMe"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Let clangd fully control code completion
"let g:ycm_clangd_uses_ycmd_caching = 0
" Use installed clangd, not YCM-bundled clangd which doesn't get updates.
"let g:ycm_clangd_binary_path = exepath("clangd") 
"let g:loaded_youcompleteme = 1        "when set to 1, ycm is disabled'
"set completeopt-=preview "this is to disable preview window opening up whenever ycm is used
"let g:ycm_key_list_select_completion = ['<Tab>', '<Down>']  "use <Tab> to use tab to autocomplete instead of enter

"the options below sets the popup menu color
"highlight Pmenu ctermbg=white guibg=white
"highlight PmenuSel ctermbg=black guibg=black

""""""""""""""""""""""""""""""""""""""""popup menu color settings end"""""""""""""""""""""""""""""""""""""""""""""""""""""""""
set autoindent
"colo onedark
"colo slate
"colo vividchalk
"colo blue
"colo darkblue
"colo gruvbox

"use tab to use highlighted selection in autocomplpop to complete
"inoremap <expr> <Tab> pumvisible() ? "\<C-n>" : "\<Tab>"

let g:AutoClosePreserveDotReg = 0      "this remove pumvisible() call being randomly inserted in text
let g:rainbow_active = 1 "set to 0 if you want to enable it later via :RainbowToggle

"""""""""""""""""""""""""""""""""""""""""""""""""""""ale linter settings""""""""""""""""""""""""""""""""""""""""""""""""""""""
"keep the sign gutter open
let g:ale_sign_column_always = 1
let g:ale_sign_error = '>>'
let g:ale_sign_warning = '--'

" show errors or warnings in my statusline
let g:airline#extensions#ale#enabled = 1


" echo message
" %s is the error message itself
" %linter% is the linter name
" %severity is the severity type
 let g:ale_echo_msg_error_str = 'E'
 let g:ale_echo_msg_warning_str = 'W'
 let g:ale_echo_msg_format = '[%linter%] %s [%severity%]'

" use quickfix list instead of the loclist
let g:ale_set_loclist = 0
"let g:ale_set_quickfix = 1

" only enable these linters
let g:ale_linters = {
\    'verilog': ['vlog'],
"\    'verilog': ['iverilog']
\}

nmap <silent> <C-k> <Plug>(ale_previous_wrap)
nmap <silent> <C-J> <Plug>(ale_next_wrap)

let g:ale_lint_on_enter = 1 " 0 means dont run and 1 means run on opening the file
let g:ale_lint_on_save = 1  " lint on saving the file if value of this variable is '1' 
let g:ale_verilog_vlog_options = '-nologo -lint -hazards -work F:\Vim\ale_linters\modelsim_lint\work'
"let g:verilog_iverilog_options = 'iverilog -t null -Wall'
let g:ale_list_window_size = 10

let g:ale_set_highlights = 1
let g:ale_set_balloons = 1
let g:ale_hover_to_preview = 1

highlight link ALEErrorLine error "highlight line containing error in red
"highlight link ALEInfoLine 

""""""""""""""""""""""""""""""""""""""""""""""""""""NERDTree settings"""""""""""""""""""""""""""""""""""""""""""""""""""""""""

"let NERDTreeMinimalUI = 1  "disable press? to get help at the top of nerdtree buffer when value = 1
"let NERDTreeDirArrows = 0
"au VimEnter * NERDTreeToggle /home/rithik/projects "alternate implementation is on the next line
autocmd vimenter * NERDTree H:\projects\ray_tracing
nmap <F2> :NERDTreeToggle<CR>
nmap <S-F2> :NERDTreeFocus<cr>r<c-w><c-p> " press shift + f2 to refresh nerdtree
"autocmd vimenter * NERDTreeToggle "toggle nerdtree to off on startup

""""""""""""""""""""""""""""""""""""""""""""""""""gruvbox config""""""""""""""""""""""""""""""""""""""""""""""""""""""""

let g:gruvbox_contrast_dark = 'hard'
let g:gruvbox_contrast_light = 'hard'
let g:gruvbox_transparent_bg = '1'
set bg=dark
colorscheme gruvbox
set cursorline
"hi CursorLine gui=underline cterm=underline "just underline, no highlighting
hi CursorLine term=bold cterm=bold cterm=underline guibg=Black "gui=underline guibgGrey20 "guifg='White'
hi CursorIM       guifg=#87CEEB "#FFFFFF "#87CEEB "#F8F8F8           "guibg=#002947
hi Cursor         guifg=#87CEEB "#FFFFFF "#87CEEB "#F8F8F8           "guibg=#A7A7A7

""""""""""""""""""""""""""""""""""""""""""""""""""papercolor config""""""""""""""""""""""""""""""""""""""""""""""""""""""""

set t_Co=256   " This is may or may not needed.

"set background=dark
"colorscheme PaperColor
"colorscheme cake16

""""""""""""""""""""""""""""""""""""""""""""""""""solarized colorscheme config"""""""""""""""""""""""""""""""""""""""""""""""

"syntax enable
"set background=light
"colorscheme solarized


""""""""""""""""""""""""""""""""""""""""""""""""""window transparency config"""""""""""""""""""""""""""""""""""""""""""""""

"Plugin 'mattn/vimtweak'
"Plugin 'mattn/transparency-windows-vim'
Plugin 'wimproved.vim'
"Plugin 'tsuyoshicho/transparency.vim'

autocmd GUIEnter * silent! WToggleClean

"autocmd GUIEnter * silent! WToggleFullscreen
nmap <F11> :WToggleFullscreen<CR>

"let g:transparency_config = {
"      \  'active'   : 90,
"      \  'inactive' : 70
"      \ }

"let g:transparency_startup_enable = 1 "it is 1 by default
"nmap <F3> <Plug>(TransparencyToggle)


""""""""""""""""""""""""""""""""""""""""""""""""""shortcut to change font size"""""""""""""""""""""""""""""""""""""""""""""""


nnoremap <C-Up> :silent! let &guifont = substitute(
 \ &guifont,
 \ ':h\zs\d\+',
 \ '\=eval(submatch(0)+1)',
 \ '')<CR>
nnoremap <C-Down> :silent! let &guifont = substitute(
 \ &guifont,
 \ ':h\zs\d\+',
 \ '\=eval(submatch(0)-1)',
 \ '')<CR>


""""""""""""""""""""""""""""""""""""""""""""""""""TODO & FIXME comment highlightin"""""""""""""""""""""""""""""""""""""""""""""

syn match   myTodo   contained   "\<\(TODO\|FIXME\):"
"syn match   myTodo   contained   "\<\(TODO\|FIXME\|ERROR|BROKEN):"
"highlight def link myTodo Todo

syn match   TODOs   contained   "\<\(TODO\|FIXME\):"
"syntax match TODOs ".*TODO.*\|.*BUG.*\|.*HACK.*"
syntax match TODOs ".*TODO.*\|.*BUG.*\|.*BROKEN.*\|.*ERROR.*\|.*INCOMPLETE.*\|.*ISSUES.*\|.*FIXME.*\|.*REFERENCE.*\|.
                      \*REFER.*\|.*COMPLETEME.*\|.*WARNING.*\|.*NOTE.*\|.*NOTES.*\|.*INFO.*"
"highlight TODOs ctermbg=red ctermfg=yellow term=bold,italic

highlight TODOs guibg='Purple' guifg='White' "ctermbg=purple ctermfg=white term=bold cterm=bold
nnoremap <F6> :source $MYVIMRC<CR>

""""""""""""""""""""""""""""""""""""""""""""""""""Buffers as Tabs""""""""""""""""""""""""""""""""""""""""""""""""""

"Plugin 'ap/vim-buftabline'

set hidden
nnoremap <C-N> :bnext<CR>
nnoremap <C-P> :bprev<CR>


"hi Normal guibg=NONE

au GUIEnter * simalt ~x       " maximised window on startup