Module: RubyXL::LegacyWorksheet

Includes:
Enumerable
Included in:
Worksheet
Defined in:
lib/rubyXL/worksheet.rb

Instance Method Summary collapse

Instance Method Details

#[](row = 0) ⇒ Object

allows for easier access to sheet_data


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# File 'lib/rubyXL/worksheet.rb', line 18

def [](row = 0)
  sheet_data[row]
end

#add_cell(row_index = 0, column_index = 0, data = '', formula = nil, overwrite = true) ⇒ Object


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# File 'lib/rubyXL/worksheet.rb', line 144

def add_cell(row_index = 0, column_index = 0, data = '', formula = nil, overwrite = true)
  validate_workbook
  validate_nonnegative(row_index)
  validate_nonnegative(column_index)
  row = sheet_data.rows[row_index] || add_row(row_index)

  c = row.cells[column_index]

  if overwrite || c.nil?
    c = RubyXL::Cell.new
    c.worksheet = self
    c.row = row_index
    c.column = column_index
    c.raw_value = data
    c.datatype = RubyXL::DataType::RAW_STRING unless formula || data.is_a?(Numeric)
    c.formula = RubyXL::Formula.new(:expression => formula) if formula

    range = cols && cols.locate_range(column_index)
    c.style_index = row.style_index || (range && range.style_index) || 0
    row.cells[column_index] = c
  end

  c
end

#add_row(row_index = 0, params = {}) ⇒ Object


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# File 'lib/rubyXL/worksheet.rb', line 138

def add_row(row_index = 0, params = {})
  new_row = RubyXL::Row.new(params)
  new_row.worksheet = self
  sheet_data.rows[row_index] = new_row
end

#change_column_fill(column_index, color_index = 'ffffff') ⇒ Object


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# File 'lib/rubyXL/worksheet.rb', line 117

def change_column_fill(column_index, color_index='ffffff')
  validate_workbook
  Color.validate_color(color_index)
  ensure_cell_exists(0, column_index)

  cols.get_range(column_index).style_index = @workbook.modify_fill(get_col_style(column_index), color_index)

  sheet_data.rows.each { |row|
    c = row[column_index]
    c.change_fill(color_index) if c
  }
end

#change_column_width(column_index, width_in_chars = RubyXL::ColumnRange::DEFAULT_WIDTH) ⇒ Object


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# File 'lib/rubyXL/worksheet.rb', line 113

def change_column_width(column_index, width_in_chars = RubyXL::ColumnRange::DEFAULT_WIDTH)
  change_column_width_raw(column_index, ((width_in_chars + (5.0 / RubyXL::Font::MAX_DIGIT_WIDTH)) * 256).to_i / 256.0)
end

#change_column_width_raw(column_index, width) ⇒ Object

Set raw column width value


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# File 'lib/rubyXL/worksheet.rb', line 103

def change_column_width_raw(column_index, width)
  validate_workbook
  ensure_cell_exists(0, column_index)
  range = cols.get_range(column_index)
  range.width = width
  range.custom_width = true
end

#delete_cell(row_index = 0, column_index = 0, shift = nil) ⇒ Object

by default, only sets cell to nil if :left is specified, method will shift row contents to the right of the deleted cell to the left if :up is specified, method will shift column contents below the deleted cell upward


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# File 'lib/rubyXL/worksheet.rb', line 286

def delete_cell(row_index = 0, column_index=0, shift=nil)
  validate_workbook
  validate_nonnegative(row_index)
  validate_nonnegative(column_index)

  row = sheet_data[row_index]
  old_cell = row && row[column_index]

  case shift
  when nil then
    row.cells[column_index] = nil if row
  when :left then
    row.delete_cell_shift_left(column_index) if row
  when :up then
    (row_index...(sheet_data.size - 1)).each { |index|
      c = sheet_data.rows[index].cells[column_index] = sheet_data.rows[index + 1].cells[column_index]
      c.row -= 1 if c.is_a?(Cell)
    }
  else
    raise 'invalid shift option'
  end

  return old_cell
end

#delete_column(column_index = 0) ⇒ Object


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# File 'lib/rubyXL/worksheet.rb', line 217

def delete_column(column_index = 0)
  validate_workbook
  validate_nonnegative(column_index)

  #delete column
  sheet_data.rows.each { |row| row.cells.delete_at(column_index) }

  # Change column numbers for cells to the right of the deleted column
  sheet_data.rows.each_with_index { |row, row_index|
    row.cells.each_with_index { |c, column_index|
      c.column = column_index if c.is_a?(Cell)
    }
  }

  cols.each { |range| range.delete_column(column_index) }
end

#delete_row(row_index = 0) ⇒ Object


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# File 'lib/rubyXL/worksheet.rb', line 169

def delete_row(row_index=0)
  validate_workbook
  validate_nonnegative(row_index)

  deleted = sheet_data.rows.delete_at(row_index)

  # Change cell row numbers
  row_index.upto(sheet_data.size - 1) { |index|
    sheet_data[index].cells.each{ |c| c.row -= 1 unless c.nil? }
  }

  return deleted
end

#eachObject


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# File 'lib/rubyXL/worksheet.rb', line 22

def each
  sheet_data.rows.each { |row| yield(row) }
end

#extract_data(args = {}) ⇒ Object

returns 2d array of just the cell values (without style or formula information)


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# File 'lib/rubyXL/worksheet.rb', line 27

def extract_data(args = {})
  sheet_data.rows.map { |row|
    row.cells.map { |c| c && c.value(args) } unless row.nil?
  }
end

#get_table(headers = [], opts = {}) ⇒ Object


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# File 'lib/rubyXL/worksheet.rb', line 33

def get_table(headers = [], opts = {})
  validate_workbook

  headers = [headers] unless headers.is_a?(Array)
  row_num = find_first_row_with_content(headers)
  return nil if row_num.nil?

  table_hash = {}
  table_hash[:table] = []

  header_row = sheet_data[row_num]
  header_row.cells.each_with_index { |header_cell, index|
    break if index>0 && !opts[:last_header].nil? && !header_row[index-1].nil? && !header_row[index-1].value.nil? && header_row[index-1].value.to_s==opts[:last_header]
    next if header_cell.nil? || header_cell.value.nil?
    header = header_cell.value.to_s
    table_hash[:sorted_headers]||=[]
    table_hash[:sorted_headers] << header
    table_hash[header] = []

    original_row = row_num + 1
    current_row = original_row

    row = sheet_data.rows[current_row]
    cell = row && row.cells[index]

    # makes array of hashes in table_hash[:table]
    # as well as hash of arrays in table_hash[header]
    table_index = current_row - original_row
    cell_test = (!cell.nil? && !cell.value.nil?)

    while cell_test || (table_hash[:table][table_index] && !table_hash[:table][table_index].empty?)
      table_hash[header] << cell.value if cell_test
      table_index = current_row - original_row

      if cell_test then
        table_hash[:table][table_index] ||= {}
        table_hash[:table][table_index][header] = cell.value
      end

      current_row += 1
      if sheet_data.rows[current_row].nil? then
        cell = nil
      else
        cell = sheet_data.rows[current_row].cells[index]
      end
      cell_test = (!cell.nil? && !cell.value.nil?)
    end
  }

  return table_hash
end

#initialize(params = {}) ⇒ Object


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# File 'lib/rubyXL/worksheet.rb', line 5

def initialize(params = {})
  super
  self.workbook   = params[:workbook]
  self.sheet_name = params[:sheet_name]
  self.sheet_id   = params[:sheet_id]
  self.sheet_data = RubyXL::SheetData.new
  self.cols = RubyXL::ColumnRanges.new
  @comments = [] # Do not optimize! These are arrays, so they will share the pointer!
  @printer_settings = []
  @generic_storage = []
end

#insert_cell(row = 0, col = 0, data = nil, formula = nil, shift = nil) ⇒ Object


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# File 'lib/rubyXL/worksheet.rb', line 263

def insert_cell(row = 0, col = 0, data = nil, formula = nil, shift = nil)
  validate_workbook
  ensure_cell_exists(row, col)

  case shift
  when nil then # No shifting at all
  when :right then
    sheet_data.rows[row].insert_cell_shift_right(nil, col)
  when :down then
    add_row(sheet_data.size, :cells => Array.new(sheet_data.rows[row].size))
    (sheet_data.size - 1).downto(row+1) { |index|
      sheet_data.rows[index].cells[col] = sheet_data.rows[index-1].cells[col]
    }                                                                             		
  else
    raise 'invalid shift option'
  end

  return add_cell(row,col,data,formula)
end

#insert_column(column_index = 0) ⇒ Object

Inserts column at column_index, pushes everything right, takes styles from column to left NOTE: use of this method will break formulas which reference cells which are being “pushed right”


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# File 'lib/rubyXL/worksheet.rb', line 236

def insert_column(column_index = 0)
  validate_workbook
  ensure_cell_exists(0, column_index)

  old_range = cols.get_range(column_index)

  #go through each cell in column
  sheet_data.rows.each_with_index { |row, row_index|
    old_cell = row[column_index]
    c = nil

    if old_cell && old_cell.style_index != 0 &&
         old_range && old_range.style_index != old_cell.style_index then

      c = RubyXL::Cell.new(:style_index => old_cell.style_index, :worksheet => self,
                           :row => row_index, :column => column_index,
                           :datatype => RubyXL::DataType::SHARED_STRING)
    end

    row.insert_cell_shift_right(c, column_index)
  }

  cols.insert_column(column_index)

  # TODO: update column numbers
end

#insert_row(row_index = 0) ⇒ Object

Inserts row at row_index, pushes down, copies style from the row above (that's what Excel 2013 does!) NOTE: use of this method will break formulas which reference cells which are being “pushed down”


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# File 'lib/rubyXL/worksheet.rb', line 185

def insert_row(row_index = 0)
  validate_workbook
  ensure_cell_exists(row_index)

  old_row = new_cells = nil

  if row_index > 0 then
    old_row = sheet_data.rows[row_index - 1]
    if old_row then
      new_cells = old_row.cells.collect { |c|
                                          if c.nil? then nil
                                          else RubyXL::Cell.new(:style_index => c.style_index)
                                          end }
    end
  end

  row0 = sheet_data.rows[0]
  new_cells ||= Array.new((row0 && row0.cells.size) || 0)

  sheet_data.rows.insert(row_index, nil)
  new_row = add_row(row_index, :cells => new_cells, :style_index => old_row && old_row.style_index)

  # Update row values for all rows below
  row_index.upto(sheet_data.rows.size - 1) { |i|
    row = sheet_data.rows[i]
    next if row.nil?
    row.cells.each { |c| c.row = i unless c.nil? }
  }

  return new_row
end

#merge_cells(row1 = 0, col1 = 0, row2 = 0, col2 = 0) ⇒ Object

merges cells within a rectangular range


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# File 'lib/rubyXL/worksheet.rb', line 131

def merge_cells(row1 = 0, col1 = 0, row2 = 0, col2 = 0)
  validate_workbook

  self.merged_cells ||= RubyXL::MergedCells.new
  merged_cells << RubyXL::MergedCell.new(:ref => RubyXL::Reference.new(row1, row2, col1, col2))
end