touchSlider插件案例
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<!doctype html> <html lang="en"> <head> <title>jQuery手机图片触屏滑动轮播效果代码</title> </head> <style type="text/css"> *{ margin: 0;padding: 0; list-style: none; } .main_visual{ height:500px; border-top:1px solid #d7d7d7; overflow:hidden; position:relative; } .main_image{ height:100%; overflow:hidden; position:relative; } .main_image ul{ width:9999px; height:100%; overflow:hidden; position:absolute; top:0; left:0; } .main_image li{ float:left; width:100%; height:100%; } .main_image li img{ display:block; width:100%; height:100%; } div.flicking_con{ position:absolute; top:460px; left:50%; z-index:999; width:300px; height:21px; margin:0 0 0 -50px; } div.flicking_con a{ float:left; width:21px; height:21px; background:url(‘./images/btn_main_img.png‘) 0 0 no-repeat; display:block; text-indent:-1000px; } div.flicking_con a.on{ background-position:0 -21px; } #btn_prev,#btn_next{ z-index:11111; position:absolute; display:block; width:73px; height:74px; top:50%; margin-top:-37px; display:none; } #btn_prev{ background:url(./images/hover_left.png) no-repeat left top; left:100px; } #btn_next{ background:url(./images/hover_right.png) no-repeat right top; right:100px; } </style> <body> <div class="main_visual"> <div class="flicking_con"> <a href="#">1</a> <a href="#">2</a> <a href="#">3</a> <a href="#">4</a> <a href="#">5</a> </div> <div class="main_image"> <ul> <li><img src="1.jpg"/></li> <li><img src="2.jpg"/></li> <li><img src="3.jpg"/></li> <li><img src="4.jpg"/></li> <li><img src="5.jpg"/></li> </ul> <a href="" id="btn_prev"></a> <a href="" id="btn_next"></a> </div> </div> <script type="text/javascript" src="jquery-1.7.1.min.js"></script> <script type="text/javascript" src="jquery.event.drag-1.5.min.js"></script> <script type="text/javascript" src="jquery.touchSlider.js"></script> <script type="text/javascript"> $(document).ready(function(){ //左右箭头显示与隐藏 $(".main_visual").hover(function(){ $("#btn_prev,#btn_next").fadeIn() },function(){ $("#btn_prev,#btn_next").fadeOut() }); $dragBln = false; $(".main_image").touchSlider({ flexible : true,//调用 speed : 200,//播放速度 btn_prev : $("#btn_prev"),//左右箭头 btn_next : $("#btn_next"), paging : $(".flicking_con a"),//页面相对应圆圈 counter : function (e){ $(".flicking_con a").removeClass("on").eq(e.current-1).addClass("on"); } }); $(".main_image").bind("mousedown", function() { $dragBln = false; }); $(".main_image").bind("dragstart", function() { $dragBln = true; }); $(".main_image a").click(function(){ if($dragBln) { return false; } }); timer = setInterval(function(){ $("#btn_next").click(); }, 1000); $(".main_visual").hover(function(){ clearInterval(timer); },function(){ timer = setInterval(function(){ $("#btn_next").click(); },1000); }); $(".main_image").bind("touchstart",function(){ clearInterval(timer); }).bind("touchend", function(){ timer = setInterval(function(){ $("#btn_next").click(); }, 1000); }); }); </script> </script> </body> </html>
/**
* @name jQuery.touchSlider
* @version 201209_2
* @since 201106
* @param Object settings ???? ????
* roll - ?? (default true)
* flexible - ?? ???? (default false)
* view - ?? ?? (default 1)
* speed - ????? ?? (default 75)
* range - ?? ?? ?? (default 0.15)
* page - ?? ??? (default 1)
* transition - CSS3 transition ?? (default false)
* btn_prev - prev ?? (jQuery Object, default null)
* btn_next - next ?? (jQuery Object, default null)
* paging - page ?? (jQuery Object, default null)
* initComplete - ??? ??
* counter - ???? ??, ???
*
* @example
$("#target").touchSlider({
flexible : true
});
*/
(function ($) {
$.fn.touchSlider = function (settings) {
settings.supportsCssTransitions = (function (style) {
var prefixes = [‘Webkit‘,‘Moz‘,‘Ms‘];
for(var i=0, l=prefixes.length; i < l; i++ ) {
if( typeof style[prefixes[i] + ‘Transition‘] !== ‘undefined‘) {
return true;
}
}
return false;
})(document.createElement(‘div‘).style);
settings = jQuery.extend({
roll : true,
flexible : false,
btn_prev : null,
btn_next : null,
paging : null,
speed : 75,
view : 1,
range : 0.15,
page : 1,
transition : false,
initComplete : null,
counter : null,
multi : false
}, settings);
var opts = [];
opts = $.extend({}, $.fn.touchSlider.defaults, settings);
return this.each(function () {
$.fn.extend(this, touchSlider);
var _this = this;
this.opts = opts;
this._view = this.opts.view;
this._speed = this.opts.speed;
this._tg = $(this);
this._list = this._tg.children().children();
this._width = parseInt(this._tg.css("width"));
this._item_w = parseInt(this._list.css("width"));
this._len = this._list.length;
this._range = this.opts.range * this._width;
this._pos = [];
this._start = [];
this._startX = 0;
this._startY = 0;
this._left = 0;
this._top = 0;
this._drag = false;
this._scroll = false;
this._btn_prev;
this._btn_next;
this.init();
$(this)
.bind("touchstart", this.touchstart)
.bind("touchmove", this.touchmove)
.bind("touchend", this.touchend)
.bind("dragstart", this.touchstart)
.bind("drag", this.touchmove)
.bind("dragend", this.touchend)
$(window).bind("orientationchange resize", function () {
_this.resize(_this);
});
});
};
var touchSlider = {
init : function () {
var _this = this;
$(this).children().css({
"width":this._width + "px",
"overflow":"visible"
});
if(this.opts.flexible) this._item_w = this._width / this._view;
if(this.opts.roll) this._len = Math.ceil(this._len / this._view) * this._view;
var page_gap = (this.opts.page > 1 && this.opts.page <= this._len) ? (this.opts.page - 1) * this._item_w : 0;
for(var i=0; i<this._len; ++i) {
this._pos[i] = this._item_w * i - page_gap;
this._start[i] = this._pos[i];
this._list.eq(i).css({
"float" : "none",
"display" : "block",
"position" : "absolute",
"top" : "0",
"left" : this._pos[i] + "px",
"width" : this._item_w + "px"
});
if(this.opts.supportsCssTransitions && this.opts.transition) {
this._list.eq(i).css({
"-moz-transition" : "0ms",
"-moz-transform" : "",
"-ms-transition" : "0ms",
"-ms-transform" : "",
"-webkit-transition" : "0ms",
"-webkit-transform" : "",
"transition" : "0ms",
"transform" : ""
});
}
}
if(this.opts.btn_prev && this.opts.btn_next) {
this.opts.btn_prev.bind("click", function() {
_this.animate(1, true);
return false;
})
this.opts.btn_next.bind("click", function() {
_this.animate(-1, true);
return false;
});
}
if(this.opts.paging) {
$(this._list).each(function (i, el) {
//var btn_page = _this.opts.paging.eq(0).clone();
var btn_page = _this.opts.paging.eq(i);
//_this.opts.paging.before(btn_page);
btn_page.bind("click", function(e) {
_this.go_page(i, e);
return false;
});
});
//this.opts.paging.remove();
}
this.counter();
this.initComplete();
},
initComplete : function () {
if(typeof(this.opts.initComplete) == "function") {
this.opts.initComplete(this);
}
},
resize : function (e) {
if(e.opts.flexible) {
var tmp_w = e._item_w;
e._width = parseInt(e._tg.css("width"));
e._item_w = e._width / e._view;
e._range = e.opts.range * e._width;
for(var i=0; i<e._len; ++i) {
e._pos[i] = e._pos[i] / tmp_w * e._item_w;
e._start[i] = e._start[i] / tmp_w * e._item_w;
e._list.eq(i).css({
"left" : e._pos[i] + "px",
"width" : e._item_w + "px"
});
if(this.opts.supportsCssTransitions && this.opts.transition) {
e._list.eq(i).css({
"-moz-transition" : "0ms",
"-moz-transform" : "",
"-ms-transition" : "0ms",
"-ms-transform" : "",
"-webkit-transition" : "0ms",
"-webkit-transform" : "",
"transition" : "0ms",
"transform" : ""
});
}
}
}
this.counter();
},
touchstart : function (e) {
if((e.type == "touchstart" && e.originalEvent.touches.length <= 1) || e.type == "dragstart") {
this._startX = e.pageX || e.originalEvent.touches[0].pageX;
this._startY = e.pageY || e.originalEvent.touches[0].pageY;
this._scroll = false;
this._start = [];
for(var i=0; i<this._len; ++i) {
this._start[i] = this._pos[i];
}
}
},
touchmove : function (e) {
if((e.type == "touchmove" && e.originalEvent.touches.length <= 1) || e.type == "drag") {
this._left = (e.pageX || e.originalEvent.touches[0].pageX) - this._startX;
this._top = (e.pageY || e.originalEvent.touches[0].pageY) - this._startY;
var w = this._left < 0 ? this._left * -1 : this._left;
var h = this._top < 0 ? this._top * -1 : this._top;
if (w < h || this._scroll) {
this._left = 0;
this._drag = false;
this._scroll = true;
} else {
e.preventDefault();
this._drag = true;
this._scroll = false;
this.position(e);
}
for(var i=0; i<this._len; ++i) {
var tmp = this._start[i] + this._left;
if(this.opts.supportsCssTransitions && this.opts.transition) {
var trans = "translate3d(" + tmp + "px,0,0)";
this._list.eq(i).css({
"left" : "",
"-moz-transition" : "0ms",
"-moz-transform" : trans,
"-ms-transition" : "0ms",
"-ms-transform" : trans,
"-webkit-transition" : "0ms",
"-webkit-transform" : trans,
"transition" : "0ms",
"transform" : trans
});
} else {
this._list.eq(i).css("left", tmp + "px");
}
this._pos[i] = tmp;
}
}
},
touchend : function (e) {
if((e.type == "touchend" && e.originalEvent.touches.length <= 1) || e.type == "dragend") {
if(this._scroll) {
this._drag = false;
this._scroll = false;
return false;
}
this.animate(this.direction());
this._drag = false;
this._scroll = false;
}
},
position : function (d) {
var gap = this._view * this._item_w;
if(d == -1 || d == 1) {
this._startX = 0;
this._start = [];
for(var i=0; i<this._len; ++i) {
this._start[i] = this._pos[i];
}
this._left = d * gap;
} else {
if(this._left > gap) this._left = gap;
if(this._left < - gap) this._left = - gap;
}
if(this.opts.roll) {
var tmp_pos = [];
for(var i=0; i<this._len; ++i) {
tmp_pos[i] = this._pos[i];
}
tmp_pos.sort(function(a,b){return a-b;});
var max_chk = tmp_pos[this._len-this._view];
var p_min = $.inArray(tmp_pos[0], this._pos);
var p_max = $.inArray(max_chk, this._pos);
if(this._view <= 1) max_chk = this._len - 1;
if(this.opts.multi) {
if((d == 1 && tmp_pos[0] >= 0) || (this._drag && tmp_pos[0] >= 100)) {
for(var i=0; i<this._view; ++i, ++p_min, ++p_max) {
this._start[p_max] = this._start[p_min] - gap;
this._list.eq(p_max).css("left", this._start[p_max] + "px");
}
} else if((d == -1 && tmp_pos[0] <= 0) || (this._drag && tmp_pos[0] <= -100)) {
for(var i=0; i<this._view; ++i, ++p_min, ++p_max) {
this._start[p_min] = this._start[p_max] + gap;
this._list.eq(p_min).css("left", this._start[p_min] + "px");
}
}
} else {
if((d == 1 && tmp_pos[0] >= 0) || (this._drag && tmp_pos[0] > 0)) {
for(var i=0; i<this._view; ++i, ++p_min, ++p_max) {
this._start[p_max] = this._start[p_min] - gap;
this._list.eq(p_max).css("left", this._start[p_max] + "px");
}
} else if((d == -1 && tmp_pos[max_chk] <= 0) || (this._drag && tmp_pos[max_chk] <= 0)) {
for(var i=0; i<this._view; ++i, ++p_min, ++p_max) {
this._start[p_min] = this._start[p_max] + gap;
this._list.eq(p_min).css("left", this._start[p_min] + "px");
}
}
}
} else {
if(this.limit_chk()) this._left = this._left / 2;
}
},
animate : function (d, btn_click) {
if(this._drag || !this._scroll || btn_click) {
var _this = this;
var speed = this._speed;
if(btn_click) this.position(d);
var gap = d * (this._item_w * this._view);
if(this._left == 0 || (!this.opts.roll && this.limit_chk()) ) gap = 0;
this._list.each(function (i, el) {
_this._pos[i] = _this._start[i] + gap;
if(_this.opts.supportsCssTransitions && _this.opts.transition) {
var transition = speed + "ms";
var transform = "translate3d(" + _this._pos[i] + "px,0,0)";
if(btn_click) transition = "0ms";
$(this).css({
"left" : "",
"-moz-transition" : transition,
"-moz-transform" : transform,
"-ms-transition" : transition,
"-ms-transform" : transform,
"-webkit-transition" : transition,
"-webkit-transform" : transform,
"transition" : transition,
"transform" : transform
});
} else {
$(this).stop();
$(this).animate({"left": _this._pos[i] + "px"}, speed);
}
});
this.counter();
}
},
direction : function () {
var r = 0;
if(this._left < -(this._range)) r = -1;
else if(this._left > this._range) r = 1;
if(!this._drag || this._scroll) r = 0;
return r;
},
limit_chk : function () {
var last_p = parseInt((this._len - 1) / this._view) * this._view;
return ( (this._start[0] == 0 && this._left > 0) || (this._start[last_p] == 0 && this._left < 0) );
},
go_page : function (i, e) {
var crt = ($.inArray(0, this._pos) / this._view) + 1;
var cal = crt - (i + 1);
while(cal != 0) {
if(cal < 0) {
this.animate(-1, true);
cal++;
} else if(cal > 0) {
this.animate(1, true);
cal--;
}
}
},
counter : function () {
if(typeof(this.opts.counter) == "function") {
var param = {
total : Math.ceil(this._len / this._view),
current : ($.inArray(0, this._pos) / this._view) + 1
};
this.opts.counter(param);
}
}
};
})(jQuery);
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