Class: MIDIator::Timer

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

Overview

A timer that allows you to schedule notes to be played in the future.

Authors

Copyright (c) 2008 Ben Bleything

This code released under the terms of the MIT license.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(resolution) ⇒ Timer

Create a new Timer object that ticks every resolution seconds.



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# File 'lib/midiator/timer.rb', line 21

def initialize( resolution )
  @resolution = resolution
  @queue = []

  @thread = Thread.new do
    loop do
      dispatch
      sleep @resolution
    end
  end
end

Instance Attribute Details

#queue ⇒ Object (readonly)

Returns the value of attribute queue.



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# File 'lib/midiator/timer.rb', line 18

def queue
  @queue
end

#resolution ⇒ Object (readonly)

Returns the value of attribute resolution.



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# File 'lib/midiator/timer.rb', line 18

def resolution
  @resolution
end

#thread ⇒ Object (readonly)

Returns the value of attribute thread.



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# File 'lib/midiator/timer.rb', line 18

def thread
  @thread
end

Instance Method Details

#at(time, &block) ⇒ Object

Add a new job to be performed at time.



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# File 'lib/midiator/timer.rb', line 41

def at( time, &block )
  time = time.to_f if time.kind_of? Time
  @queue.push [ time, block ]
end

#flush ⇒ Object

Empty the queue



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# File 'lib/midiator/timer.rb', line 35

def flush
  @queue.clear
end