Game Development Reference
In-Depth Information
Implementing Game Statistics
Games like one we are building are all about competition, and you cannot compete if you
don't know the score. Let us introduce a class that will be responsible for keeping tabs on
various statistics of every tank.
12-stats/misc/stats.rb
1
class
Stats
2
attr_reader
:name
,
:kills
,
:deaths
,
:shots
,
:changed_at
3
def
initialize
(
name
)
4
@name
=
name
5
@kills
=
@deaths
=
@shots
=
@damage
=
@damage_dealt
= 0
6
changed
7
end
8
9
def
add_kill
(amount
= 1
)
10
@kills
+=
amount
11
changed
12
end
13
14
def
add_death
15
@deaths
+= 1
16
changed
17
end
18
19
def
add_shot
20
@shots
+= 1
21
changed
22
end
23
24
def
add_damage
(amount)
25
@damage
+=
amount
26
changed
27
end
28
29
def
damage
30
@damage
.
round
31
end
32
33
def
add_damage_dealt
(amount)
34
@damage_dealt
+=
amount
