Class: RTables::Table::UnicodeMonoTable

Inherits:
RTables::TableBuilder show all
Defined in:
lib/rtables/tables/unicodemonotable.rb

Constant Summary collapse

CORNER_POS_LTOP = 
'┌'
CORNER_POS_RTOP = 
'┐'
CORNER_POS_MTOP = 
'┬'
CORNER_POS_LMID = 
'├'
CORNER_POS_RMID = 
'┤'
CORNER_POS_MMID = 
'┼'
CORNER_POS_LBOT = 
'└'
CORNER_POS_RBOT = 
'┘'
CORNER_POS_MBOT = 
'┴'

Instance Attribute Summary

Attributes inherited from RTables::TableBuilder

#columns, #rows, #table_content, #table_header

Instance Method Summary collapse

Methods inherited from RTables::TableBuilder

#add_column, #add_row, #column_exist?, #empty?, #initialize, #inspect, #raise_if_empty, #to_s

Constructor Details

This class inherits a constructor from RTables::TableBuilder

Instance Method Details

#max_content_length ⇒ Object 



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# File 'lib/rtables/tables/unicodemonotable.rb', line 60

def max_content_length
  max_len = 0

  @table_content.each do |contents|
    contents.each do |content|
      len = content.length
      max_len = len if max_len < len
    end
  end

  max_len
end

#max_header_length ⇒ Object 



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# File 'lib/rtables/tables/unicodemonotable.rb', line 73

def max_header_length
  max_len = 0

  @table_header.each do |head|
    len = head.length
    max_len = len if max_len < len
  end

  max_len
end

#pad_content(content, clen) ⇒ Object 



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# File 'lib/rtables/tables/unicodemonotable.rb', line 54

def pad_content(content, clen)
  spacing = clen - content.length

  content + (' ' * spacing)
end

#pad_header(header, hlen) ⇒ Object 



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# File 'lib/rtables/tables/unicodemonotable.rb', line 48

def pad_header(header, hlen)
  spacing = hlen - header.length

  header + (' ' * spacing)
end

#render ⇒ Object 



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# File 'lib/rtables/tables/unicodemonotable.rb', line 16

def render
  line_horizontal = '─'
  line_vertical = '│'

  hlen = max_header_length
  clen = max_content_length

  row_sep_base = "#{line_horizontal * (hlen + 2)}%{tchar}#{line_horizontal * (clen + 2)}"
  row_sep_top = "#{CORNER_POS_LTOP}#{row_sep_base % { tchar: CORNER_POS_MTOP }}#{CORNER_POS_RTOP}"
  row_sep_mid = "#{CORNER_POS_LMID}#{row_sep_base % { tchar: CORNER_POS_MMID }}#{CORNER_POS_RMID}"
  row_sep_bot = "#{CORNER_POS_LBOT}#{row_sep_base % { tchar: CORNER_POS_MBOT }}#{CORNER_POS_RBOT}"

  line_fmt = "#{line_vertical} %{header} #{line_vertical} %{content} #{line_vertical}"
  lines = []
  i = 0

  lines << row_sep_top
  @table_content.each do |contents|
    contents.each do |content|
      lines << line_fmt % { header: pad_header(@table_header[i], hlen), content: pad_content(content, clen) }
      i += 1
    end

    i = 0
    lines << row_sep_mid
  end
  lines.pop
  lines << row_sep_bot

  lines
end