Class: Klear::Frame

Inherits:
Object
  • Object
show all
Defined in:
lib/klear/frame.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(column_count, row_count, data = nil) ⇒ Frame

Returns a new instance of Frame.



5
6
7
8
9
 
# File 'lib/klear/frame.rb', line 5

def initialize column_count, row_count, data = nil
  @row_count, @column_count = row_count, column_count
  @size = @row_count * @column_count
  @data = data
end

Instance Attribute Details

#column_count ⇒ Object (readonly)

Returns the value of attribute column_count.



3
4
5
 
# File 'lib/klear/frame.rb', line 3

def column_count
  @column_count
end

#data ⇒ Object (readonly)

Returns the value of attribute data.



3
4
5
 
# File 'lib/klear/frame.rb', line 3

def data
  @data
end

#row_count ⇒ Object (readonly)

Returns the value of attribute row_count.



3
4
5
 
# File 'lib/klear/frame.rb', line 3

def row_count
  @row_count
end

#size ⇒ Object (readonly)

Returns the value of attribute size.



3
4
5
 
# File 'lib/klear/frame.rb', line 3

def size
  @size
end

Instance Method Details

#cell(x, y) ⇒ Object 



11
12
13
 
# File 'lib/klear/frame.rb', line 11

def cell x, y
  column(x)[y]
end

#column(no) ⇒ Object Also known as: blade 



49
50
51
52
53
54
55
 
# File 'lib/klear/frame.rb', line 49

def column no
  col = []
  (0...@row_count).each do |curRow|
    col << @data[no + curRow * @column_count]
  end
  col
end

#each_cell(&blk) ⇒ Object 



15
16
17
18
19
 
# File 'lib/klear/frame.rb', line 15

def each_cell &blk
  each_row do |row, y|
    row.each_with_index {|val, x| blk.call(val, x, y)}
  end
end

#each_column(&blk) ⇒ Object Also known as: each_blade, columns 



58
59
60
61
62
63
64
65
66
 
# File 'lib/klear/frame.rb', line 58

def each_column &blk
  @columns ||= (0...@column_count).map {|n| column(n)}

  if block_given?
    @columns.each_with_index {|column, idx| blk.call(column, idx)}
  end

  @columns
end

#each_row(&blk) ⇒ Object Also known as: rows

returns array of rows



38
39
40
41
42
43
44
45
46
 
# File 'lib/klear/frame.rb', line 38

def each_row &blk
  @rows ||= (0...@row_count).map {|n| row(n)}

  if block_given?
    @rows.each_with_index {|row, idx| blk.call(row, idx)}
  end

  @rows
end

#row(no) ⇒ Object 



21
22
23
 
# File 'lib/klear/frame.rb', line 21

def row no
  @data.slice(no * @column_count, @column_count)
end