RosettaCodeData/Task/Show-ASCII-table/Julia/show-ascii-table-4.jl

49 lines
1.6 KiB
Julia

#= CONSOLE TABLES =============================================================
rn: nrows, rh: height of rows
cn: ncols, cw: width of columns
T[rn,cn,rh] table data strings
cr: rows in colum headers
CH[cn,cr] column header strings of max cw length
hl: lengths of row header strings
RH[rn,rh] row header strings of max length hl
==============================================================================#
struct Table
rn::Int; rh::Int; cn::Int; cw::Int; T::Array{String,3}
cr::Int; CH::Array{String,2}
hl::Int; RH::Array{String,2}
function Table(rn,rh,cn,cw,cr,hl) # constructor
new(rn,rh,cn,cw,fill("",(rn,cn,rh)), # arrays initialized with empty strings
cr,fill("",(cr,cn)), hl,fill("",(rn,rh)))
end
end
Base.iterate(T::Table,i=1) = i<=nfields(T) ? (getfield(T,i),i+1) : nothing
cpad(s::String,n::Integer) = (m=length(s))<n ? lpad(rpad(s,(n+m)>>1),n) : first(s,n)
function prt((rn,rh,cn,cw,T, cr,CH, hl,RH)::Table)
TL,TX,TR,BH = '╔','╤','╗','═'
IL,IX,IR,IV,IH='╟','┼','╢','│','─'
BL,BX,BR,BV = '╚','╧','╝','║'
u,v,w,d,t = BH^cw, IH^cw, " "^hl, cn-2, " "^hl
b = w*(cn==1 ? IL*v*IR : IL*v*(IX*v)^d*IX*v*IR)*'\n' # internal separator
for r = 1:cr
for c = 1:cn t*=cpad(CH[r,c],cw+1) end
t *= "\n$w"
end
t *= (cn==1 ? TL*u*TR : TL*u*(TX*u)^d*TX*u*TR)*'\n' # top border
for r = 1:rn
for p = 1:rh
s = cpad(RH[r,p],hl)*BV
for c = 1:cn-1
s *= cpad(T[r,c,p],cw) * IV
end
t*= s * cpad(T[r,cn,p],cw) * BV *'\n'
end
t*=r<rn ? b : cn<2 ? w*BL*u*BR : w*BL*u*(BX*u)^d*BX*u*BR # bottom border
end
println("\n$t\n")
end