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Ratelimit progressbar update to save some cpu time

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shortcutme 2017-03-02 23:39:31 +01:00
parent 52ed170292
commit 36db8a4dc9
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GPG key ID: 5B63BAE6CB9613AE
3 changed files with 50 additions and 3 deletions
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14
src/Ui/media/lib/RateLimit.coffee Normal file
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@ -0,0 +1,14 @@
limits = {}
call_after_interval = {}
window.RateLimit = (interval, fn) ->
if not limits[fn]
call_after_interval[fn] = false
fn() # First call is not delayed
limits[fn] = setTimeout (->
if call_after_interval[fn]
fn()
delete limits[fn]
delete call_after_interval[fn]
), interval
else # Called within iterval, delay the call
call_after_interval[fn] = true