Class: WizRtf::Row

Inherits:
Object
  • Object
show all
Defined in:
lib/wiz_rtf/row.rb

Overview

Represents a table row.

Instance Method Summary collapse

Constructor Details

#initialize(table, cells = []) ⇒ Row

This is the constructor for the Row class.

  • table - A reference to table that owns the row.

  • cells - The number of cells that the row will contain.



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# File 'lib/wiz_rtf/row.rb', line 15

def initialize(table, cells = [])
  @table = table
  @cells = []
  @col_offset = 1
  @right_width = 0
  cells.each do |cell|
    add_cell cell
  end
end

Instance Method Details

#add_cell(cell, merge = false) ⇒ Object

add a Cell object to the Cells array.

  • cell - a Cell object.

  • merge - is merges the specified table cells.



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# File 'lib/wiz_rtf/row.rb', line 28

def add_cell(cell, merge = false)
  add_cell('', true) if !merge && row_spanned?(@col_offset)

  c = WizRtf::Cell.new(cell)
  @table.row_spans[@col_offset] = c if c.rowspan > 1

  if c.rowspan > 1
    c.v_merge = :clvmgf
  elsif row_spanned? @col_offset
    c.v_merge = :clvmrg
    @table.row_spans[@col_offset].rowspan -= 1
    c.colspan = @table.row_spans[@col_offset].colspan || c.colspan
  end
  c.colspan.times do
    @right_width += column_width(@col_offset)
    @col_offset += 1
  end
  c.right_width = @right_width

  @cells << c

  add_cell('', true) if row_spanned?(@col_offset)
end

#column_width(offset) ⇒ Object 



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# File 'lib/wiz_rtf/row.rb', line 56

def column_width(offset)
  return 20 * (@table.column_widths[offset] || WizRtf::Table::DEFAULT_COLUMN_WIDTH) if @table.column_widths.is_a?(Hash)
  @table.column_widths * 20
end

#render(io) ⇒ Object

Outputs the Partial Rtf Document to a Generic Stream as a Rich Text Format (RTF).

  • io - The Generic IO to Output the RTF Document.



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# File 'lib/wiz_rtf/row.rb', line 63

def render(io)
  io.cmd :trowd
  io.cmd :trbrdrt
  io.cmd :brdrs
  io.cmd :brdrw10
  io.cmd :trbrdrl
  io.cmd :brdrs
  io.cmd :brdrw10
  io.cmd :trbrdrb
  io.cmd :brdrs
  io.cmd :brdrw10
  io.cmd :trbrdrr
  io.cmd :brdrs
  io.cmd :brdrw10
  io.cmd :trautofit1
  io.cmd :intbl
  @cells.each do |c|
    c.render(io)
  end
  io.cmd :row
end

#row_spanned?(offset) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/wiz_rtf/row.rb', line 52

def row_spanned?(offset)
  @table.row_spans[offset] && @table.row_spans[offset].rowspan > 1
end