diff options
Diffstat (limited to 'files/.vim/bundle/CSApprox/autoload/csapprox')
| -rw-r--r-- | files/.vim/bundle/CSApprox/autoload/csapprox/common.vim | 78 | ||||
| -rw-r--r-- | files/.vim/bundle/CSApprox/autoload/csapprox/per_component.vim | 91 |
2 files changed, 169 insertions, 0 deletions
diff --git a/files/.vim/bundle/CSApprox/autoload/csapprox/common.vim b/files/.vim/bundle/CSApprox/autoload/csapprox/common.vim new file mode 100644 index 0000000..cf61379 --- /dev/null +++ b/files/.vim/bundle/CSApprox/autoload/csapprox/common.vim @@ -0,0 +1,78 @@ +" Copyright (c) 2012, Matthew J. Wozniski +" All rights reserved. +" +" Redistribution and use in source and binary forms, with or without +" modification, are permitted provided that the following conditions are met: +" * Redistributions of source code must retain the above copyright +" notice, this list of conditions and the following disclaimer. +" * Redistributions in binary form must reproduce the above copyright +" notice, this list of conditions and the following disclaimer in the +" documentation and/or other materials provided with the distribution. +" * The names of the contributors may not be used to endorse or promote +" products derived from this software without specific prior written +" permission. +" +" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ``AS IS'' AND ANY +" EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +" DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY +" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +" ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +" SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +let s:xterm_colors = [ 0x00, 0x5F, 0x87, 0xAF, 0xD7, 0xFF ] +let s:eterm_colors = [ 0x00, 0x2A, 0x55, 0x7F, 0xAA, 0xD4 ] +let s:konsole_colors = [ 0x00, 0x33, 0x66, 0x99, 0xCC, 0xFF ] +let s:xterm_greys = [ 0x08, 0x12, 0x1C, 0x26, 0x30, 0x3A, + \ 0x44, 0x4E, 0x58, 0x62, 0x6C, 0x76, + \ 0x80, 0x8A, 0x94, 0x9E, 0xA8, 0xB2, + \ 0xBC, 0xC6, 0xD0, 0xDA, 0xE4, 0xEE ] + +let s:urxvt_colors = [ 0x00, 0x8B, 0xCD, 0xFF ] +let s:urxvt_greys = [ 0x2E, 0x5C, 0x73, 0x8B, + \ 0xA2, 0xB9, 0xD0, 0xE7 ] + +" Uses &term to determine which cube should be use. If &term is set to +" "xterm" or begins with "screen", the variables g:CSApprox_eterm and +" g:CSApprox_konsole can be used to select a different palette. +function! csapprox#common#PaletteType() + if &t_Co == 88 + let type = 'urxvt' + elseif &term ==# 'xterm' || &term =~# '^screen' || &term==# 'builtin_gui' + if exists('g:CSApprox_konsole') && g:CSApprox_konsole + let type = 'konsole' + elseif exists('g:CSApprox_eterm') && g:CSApprox_eterm + let type = 'eterm' + else + let type = 'xterm' + endif + elseif &term =~? '^konsole' + " Konsole only used its own palette up til KDE 4.2.0 + if executable('kde4-config') && system('kde4-config --kde-version') =~ '^4\.[10]\.' + let type = 'konsole' + elseif executable('kde-config') && system('kde-config --version') =~# 'KDE: 3\.' + let type = 'konsole' + else + let type = 'xterm' + endif + elseif &term =~? '^eterm' + let type = 'eterm' + else + let type = 'xterm' + endif + + return type +endfunction + +" Retrieve the list of greyscale ramp colors for the current palette +function! csapprox#common#Greys() + return (&t_Co == 88 ? s:urxvt_greys : s:xterm_greys) +endfunction + +" Retrieve the list of non-greyscale ramp colors for the current palette +function! csapprox#common#Colors() + return s:{csapprox#common#PaletteType()}_colors +endfunction diff --git a/files/.vim/bundle/CSApprox/autoload/csapprox/per_component.vim b/files/.vim/bundle/CSApprox/autoload/csapprox/per_component.vim new file mode 100644 index 0000000..1059dc8 --- /dev/null +++ b/files/.vim/bundle/CSApprox/autoload/csapprox/per_component.vim @@ -0,0 +1,91 @@ +" Copyright (c) 2012, Matthew J. Wozniski +" All rights reserved. +" +" Redistribution and use in source and binary forms, with or without +" modification, are permitted provided that the following conditions are met: +" * Redistributions of source code must retain the above copyright +" notice, this list of conditions and the following disclaimer. +" * Redistributions in binary form must reproduce the above copyright +" notice, this list of conditions and the following disclaimer in the +" documentation and/or other materials provided with the distribution. +" * The names of the contributors may not be used to endorse or promote +" products derived from this software without specific prior written +" permission. +" +" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ``AS IS'' AND ANY +" EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +" DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY +" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +" ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +" SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +" Integer comparator used to sort the complete list of possible colors +function! s:IntCompare(i1, i2) + return a:i1 == a:i2 ? 0 : a:i1 > a:i2 ? 1 : -1 +endfunc + +" Color comparator to find the nearest element to a given one in a given list +function! s:NearestElemInList(elem, list) + let len = len(a:list) + for i in range(len-1) + if (a:elem <= (a:list[i] + a:list[i+1]) / 2) + return a:list[i] + endif + endfor + return a:list[len-1] +endfunction + +" Takes 3 decimal values for r, g, and b, and returns the closest cube number. +" +" This approximator considers closeness based upon the individiual components. +" For each of r, g, and b, it finds the closest cube component available on +" the cube. If the three closest matches can combine to form a valid color, +" this color is used, otherwise we repeat the search with the greys removed, +" meaning that the three new matches must make a valid color when combined. +function! csapprox#per_component#Approximate(r,g,b) + let hex = printf("%02x%02x%02x", a:r, a:g, a:b) + + let colors = csapprox#common#Colors() + let greys = csapprox#common#Greys() + let type = csapprox#common#PaletteType() + + if !exists('s:approximator_cache_'.type) + let s:approximator_cache_{type} = {} + endif + + let rv = get(s:approximator_cache_{type}, hex, -1) + if rv != -1 + return rv + endif + + " Only obtain sorted list once + if !exists("s:".type."_greys_colors") + let s:{type}_greys_colors = sort(greys + colors, "s:IntCompare") + endif + + let greys_colors = s:{type}_greys_colors + + let r = s:NearestElemInList(a:r, greys_colors) + let g = s:NearestElemInList(a:g, greys_colors) + let b = s:NearestElemInList(a:b, greys_colors) + + let len = len(colors) + if (r == g && g == b && index(greys, r) != -1) + let rv = 16 + len * len * len + index(greys, r) + else + let r = s:NearestElemInList(a:r, colors) + let g = s:NearestElemInList(a:g, colors) + let b = s:NearestElemInList(a:b, colors) + let rv = index(colors, r) * len * len + \ + index(colors, g) * len + \ + index(colors, b) + \ + 16 + endif + + let s:approximator_cache_{type}[hex] = rv + return rv +endfunction |