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| (function($j) {
$j.iSlideView = {
build: function(user_options) {
var defaults = {
thumb: true,
thumbPrefix: "thumb_",
frame: {
isExist: false
},
slideBy : 1,
speed: 350,
easeOut: "swing",
easeIn: "swing",
easeThumb: "swing",
loop: false,
interval: 5000
},
options = $j.extend(defaults, user_options),
getThumbName = function(n,prefix) {
var arr = n.split("http://pagetalks.com/");
var tl = n.length;
var w = arr[arr.length-1].length;
return n.substr(0,tl-w-1)+"/"+prefix+arr[arr.length-1];
};
return $j(this).each(function() {
var x =$j(this),
list = x.find("ul"),
links = list.find("a"),
images = list.find("img"),
slidebar,
thumbList,
thumbCon,
desc,
arrow,
back = options.leftArrow ? $j(options.leftArrow) : $j("<span class='arrowL arrow'><</span>"),
next = options.rightArrow ? $j(options.rightArrow) : $j("<span class='arrowR arrow'>></span>"),
xH,
xW,
li,
liW,
totalW,
xTotalH,
Pointer,
total,
tLink,
isBusy = false,
focusTo = function(p) {
var offsetT = - (xH * p);
if(isBusy) {
list.stop();
}
isBusy = true;
if(options.desc) {
desc.html(options.desc[p]);
} else {
desc.html(images.eq(p).attr("alt"));
}
list.animate({
top: offsetT +"px"
},options.speed,options.easeOut,function() {
isBusy = false;
});
};
links.click(function() {
return false;
});
//Insert a frame
var xW = x.width();
var xH = x.height();
if(options.frame.isExist) {
$j("<div class='slideFrame' />").appendTo(x).css({
width: x.width()-options.frame.width * 2,
height: x.height()-options.frame.width * 2,
border: options.frame.width+"px solid "+ options.frame.color,
position: "absolute",
top: 0,
left: 0,
zIndex: 4
});
}
//Insert thumb list, arrows, captions
desc = $j("<p class='desc' />").appendTo(x);
if(options.thumb || (!options.leftArrow || !options.rightArrow) ) {
slidebar = $j("<div class='slidebar' />").appendTo(x).fadeTo("fast",0.8);
}
if(options.thumb) {
thumbList = $j("<ul class='thumbList' />");
thumbCon = $j("<div class='wrap' />").append(thumbList).appendTo(slidebar);
//prepare sidebar thumbs
$j.each(images,function(index,img){
thumbList.append("<li><a href='#' id='"+ (index+1) +"'><img src='"+getThumbName(img.src,options.thumbPrefix)+"' alt='"+img.alt+"' /></a></li>");
});
li = thumbList.find("li");
liW = li.width();
totalW = li.length * liW;
thumbList.css("width",totalW).hover(function() {
slidebar.fadeTo("fast",1);
}, function() {
slidebar.fadeTo("fast",0.8);
});
tLink = thumbList.find("a").each(function(i) {
$j(this).hover(function() {
var id = this.id-1;
(function(index){
if(index!=Pointer) {
focusTo(id);
}
})(i);
},function() {
focusTo(Pointer);
});
});
}
if(!options.leftArrow || !options.rightArrow) {
slidebar.append(next).prepend(back);
}
focusTo(0);
desc.fadeTo("fast",0.6).hover(function() {
$j(this).fadeTo("fast",0.9);
},function() {
$j(this).fadeTo("fast",0.6);
});
xTotalH = images.length * xH;
list.css("height",xTotalH);
Pointer = 0;
total = images.length;
if(!options.leftArrow) {back.fadeTo("fast",0.5);}
if(options.loop) {//loop the slide
setInterval(function() {
next.click();
},options.interval);
}
next.click(function() {
if( total - Pointer > options.slideBy ) {
if(options.thumb) {
var offsetL = parseInt(thumbList.css("left")) - liW * options.slideBy;
thumbList.animate({
left: offsetL + "px"
},options.speed,options.easeThumb);
}
Pointer+=options.slideBy;
focusTo(Pointer);
if(!options.leftArrow) {
back.fadeTo("fast",1);
}
} else {
if(options.loop) {
if(options.thumb) {
thumbList.animate({
left: "0px"
},options.speed,options.easeThumb);
}
Pointer = 0;
focusTo(0);
} else {
next.fadeTo("fast",0.5);
}
}
return false;
});
back.click(function() {
if(Pointer!=0) {
if(options.thumb) {
var offsetL = parseInt(thumbList.css("left")) + liW * options.slideBy;
thumbList.animate({
left: offsetL + "px"
},options.speed,options.easeThumb);
}
Pointer-=options.slideBy;
focusTo(Pointer);
if(!options.rightArrow) {
next.fadeTo("fast",1);
if(Pointer==0)//when slide back to the start
back.fadeTo("fast",0.5);
}
}
return false;
});
});
}
};
$j.fn.slideView = $j.iSlideView.build;
})(jQuery); |
