实现代码
网页中引用
<
script
type
=
"text/javascript"
src
=
"js/jquery.min.js"
></
script
>
<
script
type
=
"text/javascript"
src
=
"js/jQueryRotate.2.2.js"
></
script
>
<
script
type
=
"text/javascript"
src
=
"js/jquery.easing.min.js"
></
script
>
<
div
class
=
"ly-plate"
>
<
div
class
=
"rotate-bg"
></
div
>
<
div
class
=
"lottery-star"
><
img
src
=
"rotate-static.png"
id
=
"lotteryBtn"
></
div
>
</
div
>
<style type=
"text/css"
>
*{
padding
:
0
;
margin
:
0
}
body{
text-align
:
center
;
background-color
:
#1664ad
;
}
.ly-plate{
position
:
relative
;
width
:
509px
;
height
:
509px
;
margin
:
50px
auto
;
}
.rotate-bg{
width
:
509px
;
height
:
509px
;
background
:
url
(ly-plate.png);
position
:
absolute
;
top
:
0
;
left
:
0
;
margin-top
:
0%
;
}
.ly-plate div.lottery-star{
width
:
214px
;
height
:
214px
;
position
:
absolute
;
top
:
150px
;
left
:
147px
;
/*text-indent:-999em;
overflow:hidden;
background:url(rotate-static.png);
-webkit-transform:rotate(0deg);*/
outline
:
none
}
.ly-plate div.lottery-star #lotteryBtn{
cursor
:
pointer
;
position
:
absolute
;
top
:
0
;
left
:
0
;
*
left
:
-107px
}
</style>
<script type=
"text/javascript"
>
$(
function
(){
var
timeOut =
function
(){
//超时函数
$(
"#lotteryBtn"
).rotate({
angle:0,
duration: 10000,
animateTo: 2160,
//这里是设置请求超时后返回的角度,所以应该还是回到最原始的位置,2160是因为我要让它转6圈,就是360*6得来的
callback:
function
(){
alert(
'网络超时'
)
}
});
};
var
rotateFunc =
function
(awards,angle,text){
//awards:奖项,angle:奖项对应的角度
$(
'#lotteryBtn'
).stopRotate();
$(
"#lotteryBtn"
).rotate({
angle:0,
duration: 5000,
animateTo: angle+1440,
//angle是图片上各奖项对应的角度,1440是我要让指针旋转4圈。所以最后的结束的角度就是这样子^^
callback:
function
(){
alert(text)
}
});
};
$(
"#lotteryBtn"
).rotate({
bind:
{
click:
function
(){
var
time = [0,1];
time = time[Math.floor(Math.random()*time.length)];
if
(time==0){
timeOut();
//网络超时
}
if
(time==1){
var
data = [1,2,3,0];
//返回的数组
data = data[Math.floor(Math.random()*data.length)];
if
(data==1){
rotateFunc(1,157,
'恭喜您抽中的一等奖'
)
}
if
(data==2){
rotateFunc(2,247,
'恭喜您抽中的二等奖'
)
}
if
(data==3){
rotateFunc(3,22,
'恭喜您抽中的三等奖'
)
}
if
(data==0){
var
angle = [67,112,202,292,337];
angle = angle[Math.floor(Math.random()*angle.length)]
rotateFunc(0,angle,
'很遗憾,这次您未抽中奖'
)
}
}
}
}
});
})
</script>