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annotate src/testdir/view_util.vim @ 16133:eb087f8a26a8 v8.1.1071

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patch 8.1.1071: cannot get composing characters from the screen commit https://github.com/vim/vim/commit/2912abb3a2fd72074e3901c8ae1d4a77ce764675 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Mar 29 14:16:42 2019 +0100 patch 8.1.1071: cannot get composing characters from the screen Problem: Cannot get composing characters from the screen. Solution: Add screenchars() and screenstring(). (partly by Ozaki Kiichi, closes #4059)
author Bram Moolenaar <Bram@vim.org>
date Fri, 29 Mar 2019 14:30:05 +0100
parents ba55861aa52c
children 90b0f2227d73
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 " Functions about view shared by several tests
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2
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3 " Only load this script once.
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4 if exists('*ScreenLines')
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5 finish
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6 endif
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7
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8 " Get text on the screen, without composing characters.
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9 " ScreenLines(lnum, width) or
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10 " ScreenLines([start, end], width)
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11 function! ScreenLines(lnum, width) abort
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12 redraw!
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13 if type(a:lnum) == v:t_list
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14 let start = a:lnum[0]
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15 let end = a:lnum[1]
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16 else
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17 let start = a:lnum
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18 let end = a:lnum
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19 endif
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20 let lines = []
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21 for l in range(start, end)
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22 let lines += [join(map(range(1, a:width), 'nr2char(screenchar(l, v:val))'), '')]
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23 endfor
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24 return lines
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25 endfunction
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26
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27 " Get text on the screen, including composing characters.
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28 " ScreenLines(lnum, width) or
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29 " ScreenLines([start, end], width)
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30 function! ScreenLinesUtf8(lnum, width) abort
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31 redraw!
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32 if type(a:lnum) == v:t_list
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33 let start = a:lnum[0]
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34 let end = a:lnum[1]
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35 else
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36 let start = a:lnum
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37 let end = a:lnum
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38 endif
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39 let lines = []
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40 for l in range(start, end)
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41 let lines += [join(map(range(1, a:width), 'screenstring(l, v:val)'), '')]
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42 endfor
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43 return lines
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44 endfunction
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45
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46 function! ScreenAttrs(lnum, width) abort
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47 redraw!
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48 if type(a:lnum) == v:t_list
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49 let start = a:lnum[0]
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50 let end = a:lnum[1]
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51 else
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52 let start = a:lnum
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53 let end = a:lnum
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54 endif
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55 let attrs = []
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56 for l in range(start, end)
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57 let attrs += [map(range(1, a:width), 'screenattr(l, v:val)')]
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58 endfor
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59 return attrs
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60 endfunction
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61
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62 function! NewWindow(height, width) abort
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63 exe a:height . 'new'
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64 exe a:width . 'vsp'
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65 redraw!
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66 endfunction
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67
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68 function! CloseWindow() abort
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69 bw!
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70 redraw!
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71 endfunction