-
Notifications
You must be signed in to change notification settings - Fork 1
/
enemy_grid.rb
132 lines (117 loc) · 3.11 KB
/
enemy_grid.rb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
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
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
class EnemyGrid
attr_accessor :table, :rows, :cols
@@levels = Hash.new
def initialize(window,w,h,rows,cols, options = {})
defaults = {:x_padding => 40, :y_padding => 30}
defaults.merge options
@window = window
@x, @y = defaults[:x_padding], defaults[:y_padding]
@width = w - (defaults[:x_padding] * 2)
@height = (h - defaults[:y_padding]) * 0.5
@rows, @cols = rows, cols
@cell_width = @width / cols
@cell_height = @height / rows
@level = 0
@@levels = parse_levels "levels.grd"
set_grid_for_level Settings.START_LEVEL.to_i
end
def <<(enemy)
@table.each_with_index do |row, rindex|
row.each_with_index do |column, cindex|
if column.nil? then
@table[rindex][cindex] = enemy
return
end
end
end
end
def set_grid_for_level(num)
@level = num
reset_table
@@levels[num][:grid].each_with_index do |row,rindex|
row.each_with_index do |col,cindex|
position = [@x + (cindex * @cell_width), @y + (rindex * @cell_height)]
@table[rindex][cindex] = eval(Settings.send(col) + '.new(@window, position)') if col
end
end
show
end
def show
out = ""
@table.each_with_index do |row, rindex|
out += "#{rindex} | "
row.each_with_index do |column, cindex|
if @table[rindex][cindex].nil? then
out += " | "
else
out += "x | "
end
end
out += "\n"
end
puts out
end
def next_available_position
free_cell = false
@table.each_with_index do |row, rindex|
row.each_with_index do |column, cindex|
puts column
if column.nil? then
free_cell = true
return [@x + (cindex * @cell_width), @y + (rindex * @cell_height)]
end
end
end
raise NoFreeCellException if free_cell == false
end
private
def reset_table
@rows = @@levels[@level][:rows]
@cols = @@levels[@level][:cols]
@cell_width = @width / cols
@cell_height = @height / rows
@table = Array.new(@rows)
@table.each_with_index do |row,rindex|
@table[rindex] = Array.new(@cols)
end
#@table.each_with_index do |row, rindex|
# row.each_with_index do |column, cindex|
# if not column.nil? and column.is_a? Enemy then
# column.destroy
# column = nil
# end
# end
#end
end
def parse_levels(filename)
f = File.open(filename, "r")
lvl = nil
rows = cols = 0
arr = Hash.new
level = Array.new
f.each do |line|
if line.match /Level (\d+)/ then
lvl = $1
level = Array.new
rows = cols = 0
end
if line.match /(n|f)+/ then
types = Array.new
rows += 1
chars = line.split(" ")
cols = chars.length unless chars.length < cols
chars.each_with_index do |ch, index|
case ch
when '0' then
types << nil
else
types << ch
end
end
level << types
end
arr[lvl.to_i] = {:grid => level, :cols => cols, :rows => rows}
end
return arr
end
end