split off the generic part of the lib...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2013-01-24 02:58:13 +04:00
parent 46a86b3526
commit f4b137768a
4 changed files with 180 additions and 169 deletions

View File

@ -27,8 +27,7 @@
[X] add page urls
[X] add state saving to local storage
[X] use modes (CSS) for thumbnail/page views...
[_] 66% stage 1 - basic features
[_] issue browser structure
[X] 100% stage 1 - basic features
[X] global navigation bar
[X] real magazine structure
[X] 100% basic article navigation
@ -40,11 +39,6 @@
[X] go to next article
[X] real previews
| use zoom to show a ribbon...
[_] 0% issue navigation
[_] issue list
[_] 0% issue download
[_] whole edition dowload and update (primary mode)
[_] seporate issue download (secondary)
[_] 25% stage 2 - templates and examples
[_] 0% default cover templates
[_] 0% default page templates
@ -72,7 +66,14 @@
[_] plain
[X] 100% default actions
[X] show/hide layer
[_] 0% stage 3 - advanced features
[_] 0% stage 3 - issue browser
[_] issue browser structure
[_] 0% issue navigation
[_] issue list
[_] 0% issue download
[_] whole edition dowload and update (primary mode)
[_] seporate issue download (secondary)
[_] 0% stage 4 - advanced features
[_] 0% edition editor / publisher
[_] create/delete edition
[_] cover

View File

@ -6,6 +6,7 @@
<script src="jquery.touchSwipe.js"></script>
<script src="jstorage.js"></script>
<script src="jli.js"></script>
<script src="magazine.js"></script>
<script>

170
jli.js Executable file
View File

@ -0,0 +1,170 @@
/**********************************************************************
**********************************************************************/
var DEBUG = true
/*********************************************************************/
// XXX find a better name for this...
// this will create a function that will add/remove a css_class to elem
// calling the optional callbacks before and/or after.
//
// elem is a jquery compatible object; default use-case: a css selector.
//
// the resulting function understands the folowing arguments:
// - 'on' : switch mode on
// - 'off' : switch mode off
// - '?' : return current state ('on'|'off')
// - no arguments : toggle the state
//
// NOTE: of only one callback is given then it will be called after the
// class change...
// a way around this is to pass an empty function as callback_b
//
function createCSSClassToggler(elem, css_class, callback_a, callback_b){
// prepare the pre/post callbacks...
if(callback_b == null){
var callback_pre = null
var callback_post = callback_a
} else {
var callback_pre = callback_a
var callback_post = callback_b
}
// build the acual toggler function...
var func = function(action){
if(action == null || action == '?'){
var getter = action == '?' ? true : false
action = 'on'
// get current state...
if( $(elem).hasClass(css_class) ){
action = 'off'
}
if(getter){
// as the above actions indicate intent and not state,
// we'll need to swap the values...
return action == 'on' ? 'off' : 'on'
}
}
if(callback_pre != null){
callback_pre(action)
}
// play with the class...
if(action == 'on'){
$(elem).addClass(css_class)
} else {
$(elem).removeClass(css_class)
}
if(callback_post != null){
callback_post(action)
}
}
func.doc = 'With no arguments this will toggle between "on" and '+
'"off".\n'+
'If either "on" or "off" are given then this will switch '+
'to that mode.\n'+
'If "?" is given, this will return either "on" or "off" '+
'depending on the current state.'
return func
}
// show a jQuary opject in viewer overlay...
// XXX need to set .scrollTop(0) when showing different UI...
// ...and not set it when the UI is the same
// XXX this must create it's own overlay...
function showInOverlay(obj){
obj.click(function(){ return false })
// XXX
$('.viewer').addClass('overlay-mode')
// clean things up...
$('.overlay .content').children().remove()
// put it in the overlay...
$('.overlay .content').append(obj)
// prepare the overlay...
$('.overlay')
.one('click', function(){
$('.overlay')
.fadeOut(function(){
$('.overlay .content')
.children()
.remove()
$('.overlay-mode').removeClass('overlay-mode')
})
})
.fadeIn()
return obj
}
function overlayMessage(text){
return showInOverlay($('<div class="overlay-message">' +text+ '</div>'))
}
// XXX might be good to use apply here...
function doWithoutTransitions(obj, func, time){
if(time == null){
time = 5
}
obj.addClass('unanimated')
var res = func()
setTimeout(function(){obj.removeClass('unanimated')}, time)
return res
}
function unanimated(obj, func, time){
return function(){
if(time == null){
time = 5
}
obj.addClass('unanimated')
var res = func.apply(func, arguments)
setTimeout(function(){obj.removeClass('unanimated')}, time)
return res
}
}
// 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+')',
})
}
/*********************************************************************/

View File

@ -6,170 +6,9 @@ var DEBUG = true
/* this is needed only for live resize... */
var PAGES_VISIBLE = 1
var PAGES_IN_RIBBON = 6
/*********************************************************************/
// XXX move to generic lib...
// this will create a function that will add/remove a css_class to elem
// calling the optional callbacks before and/or after.
//
// elem is a jquery compatible object; default use-case: a css selector.
//
// the resulting function understands the folowing arguments:
// - 'on' : switch mode on
// - 'off' : switch mode off
// - '?' : return current state ('on'|'off')
// - no arguments : toggle the state
//
// NOTE: of only one callback is given then it will be called after the
// class change...
// a way around this is to pass an empty function as callback_b
//
function createCSSClassToggler(elem, css_class, callback_a, callback_b){
// prepare the pre/post callbacks...
if(callback_b == null){
var callback_pre = null
var callback_post = callback_a
} else {
var callback_pre = callback_a
var callback_post = callback_b
}
// build the acual toggler function...
var func = function(action){
if(action == null || action == '?'){
var getter = action == '?' ? true : false
action = 'on'
// get current state...
if( $(elem).hasClass(css_class) ){
action = 'off'
}
if(getter){
// as the above actions indicate intent and not state,
// we'll need to swap the values...
return action == 'on' ? 'off' : 'on'
}
}
if(callback_pre != null){
callback_pre(action)
}
// play with the class...
if(action == 'on'){
$(elem).addClass(css_class)
} else {
$(elem).removeClass(css_class)
}
if(callback_post != null){
callback_post(action)
}
}
func.doc = 'With no arguments this will toggle between "on" and '+
'"off".\n'+
'If either "on" or "off" are given then this will switch '+
'to that mode.\n'+
'If "?" is given, this will return either "on" or "off" '+
'depending on the current state.'
return func
}
// show a jQuary opject in viewer overlay...
// XXX need to set .scrollTop(0) when showing different UI...
// ...and not set it when the UI is the same
// XXX this must create it's own overlay...
function showInOverlay(obj){
obj.click(function(){ return false })
// XXX
$('.viewer').addClass('overlay-mode')
// clean things up...
$('.overlay .content').children().remove()
// put it in the overlay...
$('.overlay .content').append(obj)
// prepare the overlay...
$('.overlay')
.one('click', function(){
$('.overlay')
.fadeOut(function(){
$('.overlay .content')
.children()
.remove()
$('.overlay-mode').removeClass('overlay-mode')
})
})
.fadeIn()
return obj
}
function overlayMessage(text){
return showInOverlay($('<div class="overlay-message">' +text+ '</div>'))
}
// XXX might be good to use apply here...
function doWithoutTransitions(obj, func, time){
if(time == null){
time = 5
}
obj.addClass('unanimated')
var res = func()
setTimeout(function(){obj.removeClass('unanimated')}, time)
return res
}
function unanimated(obj, func, time){
return function(){
if(time == null){
time = 5
}
obj.addClass('unanimated')
var res = func.apply(func, arguments)
setTimeout(function(){obj.removeClass('unanimated')}, time)
return res
}
}
// 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+')',
})
}
/*********************************************************************/
togglePageDragging = createCSSClassToggler(
'.viewer',
'dragging')