Class: Board

Inherits:
Object
  • Object
show all
Defined in:
lib/fiveinarow/board.rb

Constant Summary collapse

CELL_SIZE = 
36.55

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(game, size) ⇒ Board 



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
 
# File 'lib/fiveinarow/board.rb', line 10

def initialize(game, size)
  @game = game
  @size = size
  @grid = Array.new(size) { Array.new(size) }

  (0..(@size - 1)).each do |row|
    (0..(@size - 1)).each do |col|
      @grid[row][col] = Cell.new(row, col, Cell::EMPTY)
    end
  end

  @last_cell = false

  @cell_empty = Gosu::Image.new(@game, 'media/cell_white_35_35.png')
  @cell_a = Gosu::Image.new(@game, 'media/cell_x_35_35.png')
  @cell_b = Gosu::Image.new(@game, 'media/cell_o_35_35.png')
  @cell_alpha = Gosu::Image.new(@game, 'media/cell_alpha_35_35.png')
  @cell_win = Gosu::Image.new(@game, 'media/cell_win_35_35.png')

end

Instance Attribute Details

#grid ⇒ Object

Returns the value of attribute grid.



8
9
10
 
# File 'lib/fiveinarow/board.rb', line 8

def grid
  @grid
end

#size ⇒ Object

Returns the value of attribute size.



7
8
9
 
# File 'lib/fiveinarow/board.rb', line 7

def size
  @size
end

Instance Method Details

#cell_clicked(mx, my, v) ⇒ Object

return true if the cell has changed



81
82
83
84
85
 
# File 'lib/fiveinarow/board.rb', line 81

def cell_clicked(mx, my, v)
  mx2 = ((mx - (CELL_SIZE/2)) / CELL_SIZE).round
  my2 = ((my - (CELL_SIZE/2)) / CELL_SIZE).round
  mark_cell(mx2, my2, v)
end

#draw(mx, my, cursor) ⇒ Object 



87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
 
# File 'lib/fiveinarow/board.rb', line 87

def draw(mx, my, cursor)

  if @last_cell != false
    @cell_alpha.draw(@last_cell[0] * CELL_SIZE, @last_cell[1] * CELL_SIZE, ZOrder::LastCell)
  end

  #if @game.stat = :end
  # TODO: highlight winning sequence
  #end

  (0..(@size - 1)).each do |i|
    (0..(@size - 1)).each do |j|
      x = i*CELL_SIZE
      y = j*CELL_SIZE

      #puts "drawing i=#{i} j=#{j} c=#{@grid[i][j].value}"

      if @grid[i][j].e?
        @cell_empty.draw(x, y, ZOrder::PlayerCell)
      elsif @grid[i][j].a?
        @cell_a.draw(x, y, ZOrder::PlayerCell)
      elsif @grid[i][j].b?
        @cell_b.draw(x, y, ZOrder::PlayerCell)
      else
        puts "a ou"
      end



      # Gosu::draw_quad(x-size, y-size, 0xffffffff, x+size, y-size, 0xffffffff, x-size, y+size, 0xffffffff, x+size, y+size, 0xffffffff, 0)
    end
  end

  if @game.state != :end
    mx2 = ((mx - (CELL_SIZE/2)) / CELL_SIZE).round
    my2 = ((my - (CELL_SIZE/2)) / CELL_SIZE).round
    if @grid[mx2][my2].e?
      if cursor == 1
        @cell_a.draw(mx2 * CELL_SIZE, my2 * CELL_SIZE, ZOrder::PlayerCell)
      elsif cursor == 2
        @cell_b.draw(mx2 * CELL_SIZE, my2 * CELL_SIZE, ZOrder::PlayerCell)
      end
    end
  end
end

#is_winning_move(row, col) ⇒ Object 



39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
 
# File 'lib/fiveinarow/board.rb', line 39

def is_winning_move(row, col)
  v = @grid[row][col].value

  [[1,1], [1,0], [-1,1], [0,1]].each do |i|
    s = 0
    rd = i[0]
    cd = i[1]
    (1..4).each do |j|
      break if v != @grid[row + rd*j][col + cd*j].value
      s += 1
    end
    rd = -rd
    cd = - cd
    (1..4).each do |j|
      break if v != @grid[row + rd*j][col + cd*j].value
      s += 1
    end

    return true if s >= 4
  end

  return false
end

#mark_cell(row, col, v) ⇒ Object 



63
64
65
66
67
68
69
70
71
72
73
74
75
76
 
# File 'lib/fiveinarow/board.rb', line 63

def mark_cell(row, col, v)
  return false if !@grid[row][col].e?
  @grid[row][col].set(v)

  puts "marking cell row=#{row} col=#{col} v=#{v}"
  @last_cell = [row, col]

  if is_winning_move(row, col)
    @game.state = :end
    puts "winning!!"
  end

  true
end

#on(row, col) ⇒ Object 



31
32
33
34
35
36
37
 
# File 'lib/fiveinarow/board.rb', line 31

def on(row, col)
  return 0 if row < 0
  return 0 if row >= @size
  return 0 if col < 0
  return 0 if col >= @size
  @grid[row][col].value
end