Chat Loder

TextLayer  = require 'TextLayer'
class module.exports extends Layer
	dotSpacing = 12
	dotSize    = 12
	dotDelay   = 0.1
	dotJump    = 8
	constructor: (options) ->
		options ?= {}
		super options
		@.dotColor = options.dotColor
		@.dotColor ?= "#000"
		@.backgroundColor = ""
		@.dots =  [ @.createDot(0), 
				   @.createDot(15), 
				   @.createDot(30) ]
		x = 0
		delay = 0
		for d in @.dots
			d.x = x
			@.animateDot(d, delay)			
			x     += d.width + dotSpacing		
			delay += dotDelay
	animateDot: (dot, delay) ->
		if !@.visible || @.opacity == 0
			return
		obj = @
		a = dot.animate
				delay: delay
				curvee: "spring(100,10,1)"
				time: 0.2
				properties:
					opacity: 0.4
					y: -dotJump
		a.on Events.AnimationStop, ->
			b = dot.animate
					curvee: "spring(100,10,1)"
					time: 0.2				
					properties:
						opacity: 1.0	 
						y: 0
			b.on Events.AnimationEnd, ->
				obj.animateDot(dot, 0.4)			
	createDot:(x) ->
		new Layer
			x: x
			width: dotSize
			height: dotSize
			borderRadius: dotSize / 2
			superLayer: @
			backgroundColor: @.dotColor