<
html
>
<
head
>
<
meta
charset
=
"utf-8"
>
<
meta
http-equiv
=
"X-UA-Compatible"
content
=
"IE=edge"
>
<
meta
name
=
"viewport"
content
=
"width=device-width, initial-scale=1"
>
<
meta
name
=
"Generator"
content
=
"EditPlus®"
>
<
meta
name
=
"Author"
content
=
""
>
<
meta
name
=
"Keywords"
content
=
""
>
<
meta
name
=
"Description"
content
=
""
>
<
title
>JQuery弹幕</
title
>
<
link
href
=
""
rel
=
"stylesheet"
/>
</
script
>
<
style
type
=
"text/css"
>
body {
overflow: hidden;
}
.content {
overflow: hidden;
}
.ctxt {
background: burlywood;
width: 100%;
overflow: hidden;
margin: 0 auto;
z-index: 9999;
}
.ctxt p {
left: 95%;
margin: 0;
padding: 0;
z-index: 99;
overflow: hidden;
}
#msg{
height: 24px;
width: 200px;
}
#barrage {
color: gainsboro;
border: 1px solid aqua;
font-size: 12px;
border-radius: 10px;
float: right;
}
#style {
margin-top: 10px;
}
#publish {
display: none;
}
video {
width: 100%;
overflow: hidden;
z-index: -99999;
}
#danmu {
position: absolute;
overflow: hidden;
font-size:20px;
}
</
style
>
</
head
>
<
body
>
<
div
class
=
"content"
>
<
div
id
=
""
class
=
"ctxt"
>
<
video
id
=
"vodio"
autoplay
=
"autoplay"
>
<
source
src
=
"video/1429411761ed3dc100c73251.mp4"
type
=
"video/mp4"
>
</
source
>
</
video
>
</
div
>
<
div
id
=
"style"
>
<
button
id
=
"barrage"
> <
font
style
=
"color: white;"
>开始弹幕</
font
></
button
>
<
div
id
=
"publish"
>
<
form
method
=
"post"
align
=
"center"
>
<
input
type
=
"text"
id
=
"msg"
/>
<
button
type
=
"button"
id
=
"submitBut"
>发布</
button
>
</
form
>
</
div
>
</
div
>
</
div
>
<
script
type
=
"text/javascript"
src
=
"js/jquery-2.1.1.min.js"
></
script
>
<
script
type
=
"text/javascript"
>
$(document).ready(function() {
$("#barrage").click(function() {
$("#publish").toggle();
});
$("#submitBut").click(function() {
var msgtxt = $("#msg").val();
var colortxt = getReandomColor();
var topPos = generateMixed(3);
if(topPos > 500) {
topPos = 30;
}
var newtxt = '<
p
id
=
"danmu"
style
=
"top:' + topPos + 'px; color:' + colortxt + '"
>' + $("#msg").val() + '</
p
>';
$(".ctxt").prepend(newtxt);
var addTextW = $(".ctxt").find("p").width();
$(".ctxt p").animate({
left: '-' + addTextW + 20 + "px"
}, 30000, function() {
$(this).hide();
});
$("#msg").val(" ");
});
});
//随机获取颜色值
function getReandomColor() {
return '#' + (function(h) {
return new Array(7 - h.length).join("0") + h
})((Math.random() * 0x1000000 <<
0
).toString(16))
}
//生成随机数据。n表示位数
var jschars = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9'];
function generateMixed(n) {
var
res
=
""
;
for(var
i
=
0
; i < n; i++) {
var
id
=
Math
.ceil(Math.random() * 9);
res += jschars[id];
}
return res;
}
</script>
</
body
>
</
html
>