Class: Terminal::Table::UnicodeBorder

Inherits:
Border
  • Object
show all
Defined in:
lib/terminal-table/style.rb

Direct Known Subclasses

UnicodeRoundBorder, UnicodeThickEdgeBorder

Constant Summary collapse

ALLOWED_SEPARATOR_BORDER_STYLES = 
%i[
top bot 
div dash dot3 dot4 
thick thick_dash thick_dot3 thick_dot4
heavy heavy_dash heavy_dot3 heavy_dot4
bold bold_dash bold_dot3 bold_dot4
double
]
HORIZONTALS = 
%i[x sx ax bx nx bx_dot3 bx_dot4 bx_dash x_dot3 x_dot4 x_dash]
VERTICALS = 
%i[y yw ye]
INTERSECTIONS = 
%i[nw n ne nd 
aw ai ae ad au
bw bi be bd bu
w i e dn up 
sw s se su]

Instance Attribute Summary

Attributes inherited from Border

#bottom, #data, #left, #right, #top

Instance Method Summary collapse

Methods inherited from Border

#[], #[]=, #initialize_dup, #maybeleft, #mayberight, #remove_horizontals, #remove_verticals

Constructor Details

#initialize ⇒ UnicodeBorder

Returns a new instance of UnicodeBorder.



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# File 'lib/terminal-table/style.rb', line 89

def initialize
  super
  @data = {
    nil => nil,
    nw: "┌", nx: "─", n:  "┬", ne: "┐",
    yw: "│",          y:  "│", ye: "│", 
    aw: "╞", ax: "═", ai: "╪", ae: "╡", ad: '╤', au: "╧", # double
    bw: "┝", bx: "━", bi: "┿", be: "┥", bd: '┯', bu: "┷", # heavy/bold/thick
    w:  "├", x:  "─", i:  "┼", e:  "┤", dn: "┬", up: "┴", # normal div
    sw: "└", sx: "─", s:  "┴", se: "┘",
    # alternative dots/dashes
    x_dot4:  '┈', x_dot3:  '┄', x_dash:  '╌',
    bx_dot4: '┉', bx_dot3: '┅', bx_dash: '╍',
  }
end

Instance Method Details

#horizontal(type) ⇒ Array

Get horizontal border elements

Returns:

  • (Array) —

    a 6 element list of: [i-left, horizontal-bar, i-up/down, i-right, i-down, i-up]

Raises:

  • (ArgumentError) 


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# File 'lib/terminal-table/style.rb', line 112

def horizontal(type)
  raise ArgumentError, "Border type is #{type.inspect}, must be one of #{ALLOWED_SEPARATOR_BORDER_STYLES.inspect}" unless ALLOWED_SEPARATOR_BORDER_STYLES.include?(type)
  lookup = case type
           when :top
             [:nw, :nx, :n, :ne, :n, nil]
           when :bot
             [:sw, :sx, :s, :se, nil, :s]
           when :double
             # typically used for the separator below the heading row or above a footer row)
             [:aw, :ax, :ai, :ae, :ad, :au]
           when :thick, :thick_dash, :thick_dot3, :thick_dot4,
                :heavy, :heavy_dash, :heavy_dot3, :heavy_dot4,
                :bold, :bold_dash, :bold_dot3, :bold_dot4
             # alternate thick/bold border
             xref = type.to_s.sub(/^(thick|heavy|bold)/,'bx').to_sym
             [:bw, xref, :bi, :be, :bd, :bu]
           when :dash, :dot3, :dot4
             # alternate thin dividers
             xref = "x_#{type}".to_sym
             [:w, xref, :i, :e, :dn, :up]
           else  # :div (center, non-emphasized)
             [:w, :x, :i, :e, :dn, :up]
           end
  rval = lookup.map { |key| @data.fetch(key) }
  rval[0] = '' unless @left
  rval[3] = '' unless @right
  rval
end

#vertical ⇒ Array

Get vertical border elements

Returns:

  • (Array) —

    3-element list of [left, center, right]



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# File 'lib/terminal-table/style.rb', line 106

def vertical
  [maybeleft(:yw), @data[:y], mayberight(:ye)] 
end