PortableMag/magazine.html
Alex A. Naanou b44ae760f0 added drag navigation, still need to fix transition delay...
Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
2013-01-21 05:19:31 +04:00

289 lines
6.0 KiB
HTML
Executable File

<html>
<head>
<title>Magazine</title>
<link rel="stylesheet" href="magazine.css">
<script src="jquery.js"></script>
<script src="jquery.touchSwipe.js"></script>
<script>
$(document).ready(function(){
$('.viewer')
.swipe({
/* for some reason these do not work within pages... */
//swipeLeft: nextPage,
//swipeRight: prevPage,
swipeStatus: swipeUpdate,
swipeUp: function(){fitNPages(6)},
swipeDown: function(){fitNPages(1)},
click: function(evt, elem){
if($(elem).hasClass('page')){
var pages = $('.page')
setCurrentPage(pages.index(elem))
}
return true
}
})
// XXX add splash screen...
fitNPages(1)
})
function swipeUpdate(evt, phase, direction, distance){
var pages = $('.page')
var cur = $('.current.page')
var n = pages.index(cur)
var scale = getElementScale($('.scaler'))
if( phase=="move" && (direction=="left" || direction=="right") ){
// XXX set the transition time to 0...
// XXX
if (direction == "left"){
//$('.magazine').css({left: -n*cur.width()-distance/scale})
$('.magazine').css({left: -n*800-distance/scale})
} else if (direction == "right") {
//$('.magazine').css({left: -n*cur.width()+distance/scale})
$('.magazine').css({left: -n*800+distance/scale})
}
} else if ( phase == "cancel") {
setCurrentPage(pages.index($('.current.page')))
} else if ( phase =="end" ) {
// see which page is closer to the middle of the screen and set it...
var p = Math.ceil((distance/scale)/cur.width())
if(direction == "right") {
//prevPage()
setCurrentPage(Math.max(n-p, 0))
} else if (direction == "left"){
//nextPage()
setCurrentPage(Math.min(n+p, pages.length-1))
}
}
}
function setCurrentPage(n){
var pages = $('.page')
var cur = $(pages[n])
$('.current.page').removeClass('current')
cur.addClass('current')
$('.magazine').css({left: -n*pages.width()})
return cur
}
function nextPage(){
var pages = $('.page')
var cur = $('.current.page')
return setCurrentPage(Math.min(pages.index(cur)+1, pages.length-1))
}
function prevPage(){
var pages = $('.page')
var cur = $('.current.page')
return setCurrentPage(Math.max(pages.index(cur)-1, 0))
}
function nextArticle(){
var pages = $('.page')
var cur = $('.current.page').parents('.article')
// we are at the magazine cover cover...
if(cur.length == 0){
var a = $('.article .page:first-child').first()
return setCurrentPage(pages.index(a))
}
// just find the next one...
var articles = $('.article')
return setCurrentPage(
pages.index(
$(articles[Math.min(articles.index(cur)+1, articles.length-1)])
.children('.page')
.first()))
}
// XXX this is almost exactly the same as nextArticle...
function prevArticle(){
var pages = $('.page')
var cur = $('.current.page').parents('.article')
// we are at the magazine cover cover...
if(cur.length == 0){
return $('.current.page')
}
// just find the prev one...
var articles = $('.article')
return setCurrentPage(
pages.index(
$(articles[Math.max(articles.index(cur)-1, 0)])
.children('.page')
.first()))
}
// Return a scale value for the given element(s).
// NOTE: this will only return a single scale value...
function getElementScale(elem){
//var transform = elem.css('transform')
var vendors = ['o', 'moz', 'ms', 'webkit']
var transform = elem.css('transform')
var res
// go through vendor prefixes... (hate this!)
if(!transform || transform == 'none'){
for(var i in vendors){
transform = elem.css('-' + vendors[i] + '-transform')
if(transform && transform != 'none'){
break
}
}
}
// no transform is set...
if(!transform || transform == 'none'){
return 1
}
// get the scale value -- first argument of scale/matrix...
return parseFloat((/(scale|matrix)\(([^,]*),.*\)/).exec(transform)[2])
}
function setElementScale(elem, scale){
return elem.css({
'transform': 'scale('+scale+')',
'-moz-transform': 'scale('+scale+')',
'-o-transform': 'scale('+scale+')',
'-ms-transform': 'scale('+scale+')',
'-webkit-transform': 'scale('+scale+')',
})
}
function fitNPages(n){
if(n==null){
n = 1
}
var pages = $('.page')
var scale = $('.viewer').width()/(pages.width()*n)
setElementScale($('.scaler'), scale)
}
// XXX create magazine...
function createMagazine(){
}
// XXX create article (magazine, title, position)...
function createArticle(magazine, title){
}
// XXX create page (article, template, position)...
function createPage(article, template){
}
</script>
</head>
<body>
<div class="viewer">
<div class="scaler">
<div class="aligner">
<div class="magazine">
<div class="cover page current">
Magazine Cover
</div>
<!-- XXX do we need a Magazine Credits page??? -->
<div class="article">
<div class="cover page">
Article Cover<br>
some more text...
</div>
<!-- XXX do we need an Article Credits page??? -->
<div class="page">
Page
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
</div>
<div class="article">
<div class="cover page">
Article Cover
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
</div>
<div class="article">
<div class="cover page">
Article Cover
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
</div>
<div class="article">
<div class="cover page">
Article Cover
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
<div class="page">
Page
</div>
</div>
</div>
</div>
</div>
</div>
</body>
</html>