Class: Bettys

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(mode, level = 1) ⇒ Bettys

Returns a new instance of Bettys.



45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
 
# File 'lib/game.rb', line 45

def initialize(mode, level = 1)
  @mode = mode
  @board = Board.new
  @purse = Purse.new(@board)

  @piece = @purse.pick
  @hold = nil
  @can_hold = true

  @score = 0
  @time = mode == :ultra ? 120 : 0
  @line = 0
  @start_level = level
  @level = level

  @mutex = Mutex.new
  @paused = false
  @running = false

  @lock_timer = nil
  @lock_resets = 0
  @grounded = false
end

Instance Attribute Details

#paused ⇒ Object

Returns the value of attribute paused.



43
44
45
 
# File 'lib/game.rb', line 43

def paused
  @paused
end

#piece ⇒ Object (readonly)

Returns the value of attribute piece.



42
43
44
 
# File 'lib/game.rb', line 42

def piece
  @piece
end

#score ⇒ Object

Returns the value of attribute score.



43
44
45
 
# File 'lib/game.rb', line 43

def score
  @score
end

Instance Method Details

#dash(direction) ⇒ Object 



153
154
155
156
157
158
 
# File 'lib/game.rb', line 153

def dash(direction)
  sync do
    nil while @piece.move!(direction)
    notify_lock_reset
  end
end

#draw ⇒ Object 



201
202
203
204
205
206
207
208
209
210
211
 
# File 'lib/game.rb', line 201

def draw
  oy, ox = origin
  win = Curses.stdscr

  draw_hold(oy, ox, win)
  draw_stats(oy, ox, win)
  draw_matrix(oy, ox, win)
  draw_active_piece(oy, ox, win)
  draw_next(oy, ox, win)
  draw_pause_overlay(oy, ox, win) if @paused
end

#drop ⇒ Object 



138
139
140
141
142
143
144
145
 
# File 'lib/game.rb', line 138

def drop
  count = 0
  sync do
    count += 1 while @piece.slide!
    lock_piece
  end
  @score += 2 * count
end

#hold ⇒ Object 



160
161
162
163
164
165
166
167
168
169
170
171
172
 
# File 'lib/game.rb', line 160

def hold
  sync do
    return unless @can_hold

    @hold, @piece = @piece, @hold || @purse.pick

    @hold.orientation = Face.↑
    @hold.center = Point[20, 4]

    @can_hold = false
    reset_lock_state
  end
end

#imprint ⇒ Object 



183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
 
# File 'lib/game.rb', line 183

def imprint
  oy, ox = origin
  win = Curses.stdscr

  win.print("HOLD", Point[oy, ox + 6])
  win.draw_box(oy + 1, ox + 2, 14, 6, Box::DOTTED)

  win.print("SCORE", Point[oy + 8, ox + 3])
  win.print("TIME",  Point[oy + 11, ox + 3])
  win.print("LINE",  Point[oy + 14, ox + 3])
  win.print("LEVEL", Point[oy + 17, ox + 3])

  win.draw_box(oy + 1, ox + 18, 22, 22, Box::DOUBLE)

  win.print("NEXT", Point[oy, ox + 46])
  win.draw_box(oy + 1, ox + 42, 14, 18, Box::NORMAL)
end

#notify_lock_reset ⇒ Object 



174
175
176
177
178
179
180
181
 
# File 'lib/game.rb', line 174

def notify_lock_reset
  return unless @grounded

  if @lock_resets < MAX_LOCK_RESETS
    @lock_timer = Time.now + LOCK_DELAY
    @lock_resets += 1
  end
end

#over? ⇒ Boolean

Returns:

  • (Boolean) 


128
129
130
131
132
133
134
135
136
 
# File 'lib/game.rb', line 128

def over?
  @piece.nil? || !@piece.valid? ||
    case @mode
    when :marathon then @line >= 150
    when :sprint   then @line >= 40
    when :ultra    then @time <= 0
    when :infinite then false
    end
end

#show_game_over ⇒ Object

Called AFTER Curses.close_screen — prints to normal stdout



214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
 
# File 'lib/game.rb', line 214

def show_game_over
  puts
  puts GAME_OVER_ART
  puts

  sleep 0.3

  typewriter "  Score: #{@score}"
  puts
  typewriter "  Lines: #{@line}"
  puts
  typewriter "  Level: #{@level}"
  puts
  typewriter "  Time:  #{format_time(@time)}"
  puts
  puts

  sleep 0.5

  message = GAME_OVER_MESSAGES.sample
  typewriter "  #{message} "

  sleep 0.4
  print "💋"
  $stdout.flush

  puts
  puts
end

#soft_drop ⇒ Object 



147
148
149
150
151
 
# File 'lib/game.rb', line 147

def soft_drop
  sync do
    @piece.slide!.tif { @score += 1 }
  end
end

#speed ⇒ Object 



244
245
246
247
 
# File 'lib/game.rb', line 244

def speed
  base = 0.8 - ((@level - 1) * 0.007)
  base ** (@level - 1)
end

#start ⇒ Object 



69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
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
 
# File 'lib/game.rb', line 69

def start
  return if @running

  @running = true

  @gravity_thread = Thread.new do
    while @running
      sleep speed
      next if @paused || over?

      sync do
        if @piece.slide!
          @grounded = false
          @score += 1
        else
          start_lock_timer
        end
      end
    end
  end

  @lock_thread = Thread.new do
    while @running
      sleep 0.05
      next if @paused || over?

      sync do
        if @lock_timer && Time.now >= @lock_timer
          lock_piece
        end
      end
    end
  end

  @timer_thread = Thread.new do
    while @running
      sleep 1
      next if @paused || over?

      @time += @mode == :ultra ? -1 : 1
    end
  end
end

#stop ⇒ Object 



113
114
115
116
117
118
 
# File 'lib/game.rb', line 113

def stop
  @running = false
  [@gravity_thread, @lock_thread, @timer_thread].each do |t|
    t&.join(1)
  end
end

#sync ⇒ Object 



124
125
126
 
# File 'lib/game.rb', line 124

def sync
  @mutex.synchronize { yield if block_given? }
end

#toggle ⇒ Object 



120
121
122
 
# File 'lib/game.rb', line 120

def toggle
  @paused = !@paused
end