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authorAki <nthirtyone@gmail.com>2017-09-14 16:23:07 +0200
committerAki <nthirtyone@gmail.com>2017-09-14 16:23:07 +0200
commit31c994c223c0a9a63d503d43877254268f52811c (patch)
tree0ee96bbc19f95e172da8c24fe73cbf2d946301a0 /not/Timer.lua
parentee0438e346d17be68a4b57dec62e7279f40bfefd (diff)
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Added Timer and Trigger classes
Diffstat (limited to 'not/Timer.lua')
-rw-r--r--not/Timer.lua30
1 files changed, 30 insertions, 0 deletions
diff --git a/not/Timer.lua b/not/Timer.lua
new file mode 100644
index 0000000..3e45b11
--- /dev/null
+++ b/not/Timer.lua
@@ -0,0 +1,30 @@
+Timer = require "not.Object":extends()
+
+function Timer:new (trigger, delay)
+ self.trigger = trigger
+ self.delay = delay
+ self.left = 0
+ self.active = false
+ self.restart = false
+end
+
+function Timer:start ()
+ self.left = self.delay
+ self.active = true
+end
+
+function Timer:update (dt)
+ if self.active then
+ if self.left < 0 then
+ self.trigger:emit()
+ self.active = false
+ if self.restart then
+ self:start()
+ end
+ else
+ self.left = self.left - dt
+ end
+ end
+end
+
+return Timer