CSS3 动画
CSS3 动画
通过 CSS3、Flash 动画以及 JavaScript。
CSS3 动画
CSS3 @keyframes 规则
如需在 CSS3 习 @keyframes 规则。
@keyframes @keyframes CSS
| 属性 | |||||
|---|---|---|---|---|---|
| @keyframes | |||||
| animation | |||||
Internet Explorer 10、Firefox 以及 Opera 支持 @keyframes 规则和 animation 属性。
Chrome 和 Safari 需要前缀 -webkit-。
注释:Internet Explorer 9支持 @keyframe 规则或 animation 属性。
实例
@keyframes myfirst
{
from {background: red;}
to {background: yellow;}
}
@-moz-keyframes myfirst /* Firefox */
{
from {background: red;}
to {background: yellow;}
}
@-webkit-keyframes myfirst /* Safari 和 Chrome */
{
from {background: red;}
to {background: yellow;}
}
@-o-keyframes myfirst /* Opera */
{
from {background: red;}
to {background: yellow;}
}
CSS3 动画
当您在 @keyframes
CSS3 器:
- 名称
- 时长
实例
把 "myfirst" div :5 秒:
div
{
animation: myfirst 5s;
-moz-animation: myfirst 5s; /* Firefox */
-webkit-animation: myfirst 5s; /* Safari 和 Chrome */
-o-animation: myfirst 5s; /* Opera */
}
注释: 0。
什么是 CSS3
次数。
词 "from" 和 "to",等同于 0% 和 100%。
0% 始,100% 成。
0% 和 100% 选择器。
实例
当动画为 25% 及 50% 动画 100% 改变:
@keyframes myfirst
{
0% {background: red;}
25% {background: yellow;}
50% {background: blue;}
100% {background: green;}
}
@-moz-keyframes myfirst /* Firefox */
{
0% {background: red;}
25% {background: yellow;}
50% {background: blue;}
100% {background: green;}
}
@-webkit-keyframes myfirst /* Safari 和 Chrome */
{
0% {background: red;}
25% {background: yellow;}
50% {background: blue;}
100% {background: green;}
}
@-o-keyframes myfirst /* Opera */
{
0% {background: red;}
25% {background: yellow;}
50% {background: blue;}
100% {background: green;}
}
实例
和位置:
@keyframes myfirst
{
0% {background: red; left:0px; top:0px;}
25% {background: yellow; left:200px; top:0px;}
50% {background: blue; left:200px; top:200px;}
75% {background: green; left:0px; top:200px;}
100% {background: red; left:0px; top:0px;}
}
@-moz-keyframes myfirst /* Firefox */
{
0% {background: red; left:0px; top:0px;}
25% {background: yellow; left:200px; top:0px;}
50% {background: blue; left:200px; top:200px;}
75% {background: green; left:0px; top:200px;}
100% {background: red; left:0px; top:0px;}
}
@-webkit-keyframes myfirst /* Safari 和 Chrome */
{
0% {background: red; left:0px; top:0px;}
25% {background: yellow; left:200px; top:0px;}
50% {background: blue; left:200px; top:200px;}
75% {background: green; left:0px; top:200px;}
100% {background: red; left:0px; top:0px;}
}
@-o-keyframes myfirst /* Opera */
{
0% {background: red; left:0px; top:0px;}
25% {background: yellow; left:200px; top:0px;}
50% {background: blue; left:200px; top:200px;}
75% {background: green; left:0px; top:200px;}
100% {background: red; left:0px; top:0px;}
}
CSS3 动画属性
列出了 @keyframes
| 属性 | 描述 | CSS |
|---|---|---|
| @keyframes | 3 | |
| animation | 性,除了 animation-play-state 属性。 | 3 |
| animation-name | 规定 @keyframes 。 | 3 |
| animation-duration | 认是 0。 | 3 |
| animation-timing-function | 默认是 "ease"。 | 3 |
| animation-delay | 认是 0。 | 3 |
| animation-iteration-count | 。默认是 1。 | 3 |
| animation-direction | "normal"。 | 3 |
| animation-play-state | 认是 "running"。 | 3 |
性:
实例
运行名为 myfirst :
div
{
animation-name: myfirst;
animation-duration: 5s;
animation-timing-function: linear;
animation-delay: 2s;
animation-iteration-count: infinite;
animation-direction: alternate;
animation-play-state: running;
/* Firefox: */
-moz-animation-name: myfirst;
-moz-animation-duration: 5s;
-moz-animation-timing-function: linear;
-moz-animation-delay: 2s;
-moz-animation-iteration-count: infinite;
-moz-animation-direction: alternate;
-moz-animation-play-state: running;
/* Safari 和 Chrome: */
-webkit-animation-name: myfirst;
-webkit-animation-duration: 5s;
-webkit-animation-timing-function: linear;
-webkit-animation-delay: 2s;
-webkit-animation-iteration-count: infinite;
-webkit-animation-direction: alternate;
-webkit-animation-play-state: running;
/* Opera: */
-o-animation-name: myfirst;
-o-animation-duration: 5s;
-o-animation-timing-function: linear;
-o-animation-delay: 2s;
-o-animation-iteration-count: infinite;
-o-animation-direction: alternate;
-o-animation-play-state: running;
}
实例
写的动画 animation 属性:
div
{
animation: myfirst 5s linear 2s infinite alternate;
/* Firefox: */
-moz-animation: myfirst 5s linear 2s infinite alternate;
/* Safari 和 Chrome: */
-webkit-animation: myfirst 5s linear 2s infinite alternate;
/* Opera: */
-o-animation: myfirst 5s linear 2s infinite alternate;
}