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started attempt with scroll limiting...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2013-02-13 05:06:04 +04:00
parent f2da6e082e
commit 9478e3fb92
1 changed files with 26 additions and 5 deletions
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31
layout.html
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@ -157,6 +157,26 @@ $(document).ready(function(){
scroll_state = 'kinetic'
})
*/
window._scroll_limit = [0, 0]
$('.viewer')
.on('scroll', function(){
if(_scroll_limit[0] == 0 && _scroll_limit[1] == 0){
return true
}
var sl = $('.viewer').scrollLeft()
if(sl <= _scroll_limit[0]){
$('.viewer').scrollLeft(_scroll_limit[0])
setCurrentPage()
setScrollLimit()
return false
} else if(sl >= _scroll_limit[1]){
$('.viewer').scrollLeft(_scroll_limit[1])
setCurrentPage()
setScrollLimit()
return false
}
})
//if(NAVIGATE_RELATIVE_TO_VISIBLE){
@ -181,12 +201,13 @@ $(document).ready(function(){
})
// XXX does not seem to work...
function setCurrentMargins(){
function setScrollLimit(){
var n = getPageNumber()
$('.magazine').css({
'margin-left': -$($('.page')[n-1]).position().left,
'margin-right': -($('.magazine').width() - $($('.page')[n+2]).position().left),
})
var l = n == 0 ? 0 : n-1
// XXX this is still a bit wrong...
var r = n == $('.page').length-1 ? n : n+1
_scroll_limit[0] = $($('.page')[l]).position().left
_scroll_limit[1] = $($('.page')[r]).position().left
}
</script>