#
# OK, this is not really a parallax... I just want to see my content move
# somewhat faster than the background... hey, ho, let's go
#
window.App ||= {}

content_top = content_left = width_delta = height_delta = 0

App.init = ->
	$('a[href*=\\#]').each ->
		lpath = location.pathname.replace(/^\//,'')
		tpath = this.pathname.replace(/^\//,'')
		if lpath == tpath and
		location.hostname == this.hostname and
		this.hash.replace(/#/,'')
			$targetId = $(this.hash)
			$targetAnchor = $('[name=' + this.hash.slice(1) + ']')
			$target = if $targetId.length
				$targetId
			else
				if $targetAnchor.length
					$targetAnchor
				else
  				false

		if $target
			targetOffset = $target.offset().top

			$(this).click ->
				$("#nav li a").removeClass("active")
				$(this).addClass('active')
				$('html, body').animate({scrollTop: targetOffset}, 1000)
				return false

App.scroll = ->
	v_scroll = $(document).scrollTop()
	section = Math.floor(v_scroll / $(window).innerHeight())
	[section, section+1].forEach (section) ->
		bg_pos = -((v_scroll-(section*$(window).innerHeight()))/2)
		section_element = $($(".section")[section])
		if section_element and section_element.css("background-image") != "none"
			content = section_element.find(".content")
			content.css("display", "none")
			section_element.css(
				"background-position",
				"center " + bg_pos + "px")
			content.css("display", "block")

$(document).on "page:change", ->
	App.init()

$(window).on "scroll", ->
	App.scroll()

# vim: set ts=2 sw=2: