Module: Amaze::MaskedGrid

Defined in:
lib/amaze/masked_grid.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#mask ⇒ Object (readonly)

The mask



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# File 'lib/amaze/masked_grid.rb', line 5

def mask
  @mask
end

Instance Method Details

#initialize(mask) ⇒ Object 



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# File 'lib/amaze/masked_grid.rb', line 7

def initialize mask
  @mask = mask
  super mask.rows, mask.columns
end

#prepare_grid ⇒ Object 



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# File 'lib/amaze/masked_grid.rb', line 12

def prepare_grid
  super

  each_cell do |cell|
    row, column = cell.row, cell.column
    grid[row][column] = nil unless mask[row, column]
  end
end

#random_cell ⇒ Object 



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# File 'lib/amaze/masked_grid.rb', line 21

def random_cell
  row, column = mask.random_location
  self[row, column]
end

#size ⇒ Object 



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# File 'lib/amaze/masked_grid.rb', line 26

def size
  mask.count
end