Class: MovieMaker::Action::Rotate

Inherits:
SpriteAction show all
Defined in:
lib/movie_maker/action.rb

Overview

ROTATE

Instance Attribute Summary collapse

Attributes inherited from SpriteAction

#background, #image, #screen, #sprite, #start_at, #stop_at

Instance Method Summary collapse

Methods inherited from SpriteAction

#finalized?, #playing?, #started?

Constructor Details

#initialize(options = {}, angle = 360) ⇒ Rotate

Returns a new instance of Rotate.



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# File 'lib/movie_maker/action.rb', line 139

def initialize(options = {}, angle = 360)
	super(options)
	@angle = angle
end

Instance Attribute Details

#direction ⇒ Object (readonly)

Returns the value of attribute direction.



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# File 'lib/movie_maker/action.rb', line 138

def direction
  @direction
end

Instance Method Details

#finalize ⇒ Object 



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# File 'lib/movie_maker/action.rb', line 155

def finalize
	@sprite.angle = @angle
	@finalized = true
end

#setup ⇒ Object 



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# File 'lib/movie_maker/action.rb', line 144

def setup
	@angle_step = @angle.to_f / @duration.to_f
	@angle_step = -@angle_step 	if @framework == :rubygame
	@setup_done = true
end

#update(time) ⇒ Object 



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# File 'lib/movie_maker/action.rb', line 150

def update(time)
	setup	unless @setup_done
	@sprite.angle = (@angle_step * time)
end