Module:Chessboard: Difference between revisions

Revision as of 19:28, 15 May 2013

Revision as of 18:30, 17 May 2013

Line 2:

function chessboard( position, size, reverse)

local piecenames = { p = 'Pawn', r = 'Rook', n = 'Knight', b = 'Bishop', q = 'Queen', k = 'King' }

local colornames = { l = 'White', d = 'Black' }

local piecenames = { p = 'Pawnpawn', r = 'Rookrook', n = 'Knightknight', b = 'Bishopbishop', q = 'Queenqueen', k = 'Kingking', }a = 'archbishop',

c = 'chancelor', z = 'champion', w = 'wizard', t = 'fool', h = 'upside-down pawn', m = 'upside-down rook',

s = 'upside-down knight', f = 'upside-down king', e = 'upside-down bishop', g = 'upside-down queen'}

local symnames = { xx = 'black cross', ox = 'white cross', xo = 'black circle', oo = 'white circle',

ul = 'up-left arrow', ua = 'up arrow', ur = 'up-right arrow', la = 'left arrow', ra = 'right arrow',

dl = 'down-left arrow', da = 'down arrow', dr = 'down-right arrow', lr = 'left-right arrow', ud = 'up-down arrow',

x0='zero', x1='one', x2='two', x3='three', x4='four', x5='five', x6='six', x7='seven', x8='eight', x9='nine'}

function rowchar( row ) return 9 - row end

function filechar( file ) return ( "abcdefgh" ):sub( file, file ) end

function coord( ind ) return ( reverse and ( 8 - ind ) * size ) or ( ind - 1 ) * size end

function piecediv( piecepc, row, file, res )

local color = mw.ustring.gsub(piecepc,'^.*(%w)(%w).*$', '%2') or ''

local piece = mw.ustring.gsub(piecepc,'^.*(%w)(%w).*$', '%1') or ''

local alt = string.format("%s%s %s %s", filechar(col) file ),.. rowchar( row ), colornames[color].. or' color, piecenames[piece] or piece)'

if (colornames[color] and piecenames[piece]) then

alt = alt .. colornames[color] .. ' ' .. piecenames[piece]

else

alt = alt .. (symnames[ piece .. color ] or (piece .. ' ' .. color))

end

local img = string.format('[[File:Chess %s%st45.svg|%dx%dpx|alt=%s|%s]]', piece, color, size, size, alt, alt)

table.insert( res, string.format('<div style="position:absolute;z-index:3;top:%dpx;left:%dpx;">%s</div>', coord( row ), coord( file ), img) )