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$ = jQuery
toReplace = 0
replaced = 0
class imageReplacer
constructor: (@orig, @src) ->
@replacement = new Image()
@replacement.onload = @replace
@replacement.src = @src
toReplace++
@updateText()
replace: =>
$(@orig).replaceWith(@replacement)
replaced++
@updateText()
updateText: =>
if ((toReplace-replaced)>0)
$('.loading').text('Please be patient, loading high-quality images ('+replaced+'/'+toReplace+')')
else
$('.loading').text('')
loadHighRes = ->
images = $('img')
for image in images
new imageReplacer(image, image.src.replace('.small.', '.'))
zoomIn = ->
width = $('.paper').width()
$('.paper').width(width*1.1)
zoomOut = ->
width = $('.paper').width()
$('.paper').width(width*(1/1.1))
fitPageHeight = ->
page_height = $('.paper img').height()
page_width = $('.paper img').width()
window_height = $(window).height() - $('.menu').height()
# We now want to set page_height=window_height, but through page_width
$('.paper').width(window_height*(2*page_width/page_height))
updatePageNumber = ->
$ ->
menu = $('.menu').text('')
$('<button>').text("Zoom Out").click(zoomOut).appendTo(menu)
$('<button>').text("Zoom In").click(zoomIn).appendTo(menu)
$('<button>').text("Fit Page Height").click(fitPageHeight).appendTo(menu)
$('<div>').addClass('loading').appendTo(menu)
$('.spacer').height(menu.height())
$('.paper').scroll(updatePageNumber)
loadHighRes()
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