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Export image #21

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Export image #21

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3ddbf0f
Set preview buffer as scratch
mMontu Jun 25, 2020
8fc9f6c
Add plantuml include path configuration
mMontu Jun 25, 2020
5aa6284
Add buffer options when preview window is reopened
mMontu Jun 25, 2020
a340c99
Add ExportImage command in main and preview windows
mMontu Jul 17, 2020
a58c042
Add mapping to :ExportImage
mMontu Jul 30, 2020
41f04c8
Make ExportImage use plantuml due to autoupdate
mMontu Aug 10, 2020
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19 changes: 17 additions & 2 deletions autoload/slumlord.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,9 @@ set cpo&vim

" variable {{{1
let g:slumlord_plantuml_jar_path = get(g:, 'slumlord_plantuml_jar_path', expand("<sfile>:p:h") . "/../plantuml.jar")
let g:slumlord_plantuml_include_path = get(g:, 'slumlord_plantuml_include_path', expand("~/.config/plantuml/include/"))
let g:slumlord_asciiart_utf = get(g:, 'slumlord_asciiart_utf', 1)
let s:base_cmd = "java -Dapple.awt.UIElement=true -Dplantuml.include.path=\"". g:slumlord_plantuml_include_path ."\" -splash: -jar ". g:slumlord_plantuml_jar_path ." "

" function {{{1
function! slumlord#updatePreview(args) abort
Expand All @@ -38,7 +40,7 @@ function! slumlord#updatePreview(args) abort
call s:mungeDiagramInTmpFile(tmpfname)
let b:slumlord_preview_fname = fnamemodify(tmpfname, ':r') . '.' . ext

let cmd = "java -Dapple.awt.UIElement=true -splash: -jar ". g:slumlord_plantuml_jar_path ." -charset ". charset ." -t" . type ." ". tmpfname
let cmd = s:base_cmd. " -charset ". charset . " -t" . type ." ". tmpfname

let write = has_key(a:args, 'write') && a:args["write"] == 1
if exists("*jobstart")
Expand All @@ -53,6 +55,11 @@ function! slumlord#updatePreview(args) abort
endif
endfunction

" Export image {{{1
function! slumlord#exportImage(args) abort
call system(s:base_cmd . " -gui " . fnameescape(fnamemodify('%', ":p:h")) . "&")
endfunction

function! s:shouldInsertPreview() abort
"check for 'no-preview flag
if search('^\s*''no-preview', 'wn') > 0
Expand Down Expand Up @@ -214,7 +221,7 @@ function! s:WinUpdater.update(args) abort
endfunction

function s:WinUpdater.__moveToWin() abort
if exists("b:slumlord_bnum")
if exists("b:slumlord_bnum") && bufexists(b:slumlord_bnum)
if bufwinnr(b:slumlord_bnum) != -1
exec bufwinnr(b:slumlord_bnum) . "wincmd w"
else
Expand All @@ -223,8 +230,16 @@ function s:WinUpdater.__moveToWin() abort
else
let prev_bnum = bufnr("")
new
setlocal buftype=nofile
setlocal bufhidden=wipe
setlocal noswapfile
setlocal textwidth=0 " avoid automatic line break
call setbufvar(prev_bnum, "slumlord_bnum", bufnr(""))
let b:slumlord_main_bnum = prev_bnum
call self.__setupWinOpts()
command! -buffer -bar -nargs=0 ExportImage exe bufwinnr(b:slumlord_main_bnum) . "wincmd w" | call slumlord#exportImage({}) | wincmd p
" TODO: allow chaning the mapping through an option
nmap <buffer> <leader>ex :ExportImage<CR>
endif
endfunction

Expand Down
7 changes: 7 additions & 0 deletions ftplugin/plantuml.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,10 @@ let b:loaded_slumlord=1
let s:save_cpo = &cpo
set cpo&vim

" Mappings {{{1
" TODO: allow chaning the mapping through an option
nmap <buffer> <leader>ex :ExportImage<CR>

" setting {{{1
setlocal nowrap

Expand All @@ -24,6 +28,9 @@ augroup slumlord
autocmd BufWritePre * if &ft =~ 'plantuml' | silent call slumlord#updatePreview({'write': 1}) | endif
augroup END

" command {{{1
command! -buffer -bar -nargs=0 ExportImage call slumlord#exportImage({})

" Outro {{{1
let &cpo = s:save_cpo
unlet s:save_cpo
Expand Down