动画-animation_html/css_WEB-ITnose
动画
=====================================================================================
1.@keyframes规则
2.animation属性
Webkit内核的浏览器(Safari,chrome)需要加-webit-前缀。
持续时间:
animation-duration
-webkit-animation-duration
时间函数:
animation-timing-function
-webkit-animation-timing-function
延迟时间:
animation-delay
-webkit-animation-delay
动画执行次数:
animation-iteration-count: count / infinite(无限次)
-webkit-animation-iteration-count:
动画播放方向:
animation-direction: normal / reverse /alternate / alternate-reverse
//正常 / 反向 / 第一次正常第二次反向 / 第一次反向第二次正常
-webkit-animation-direction:
动画播放前后的状态:
animation-fill-mode: none / backwards / forwards /both
// 默认值 / 设置播放之前的元素状态和第一个关键帧相同 / 播放后的
状态和最后一个关键帧相同
-webkit-animation-fill-mode:
控制动画运行或暂停:
animation-play-state: running / paused
-webkit-animation-play-state
*****************************************************************************************
所有和animation相关的样式都可以写在animation属性内:
但 1. 至少要有animation-name 和 animation-duration
2. animation-duration在animation-delay之前
div{ height:100px; width:100px; background: url(images/ball.png); background-size:99.5%; animation:myball_1 6s linear infinite alternate, myball_2 6s linear infinite; -webkit-animation:myball_1 6s linear infinite alternate, myball_2 6s linear infinite; animation-play-state:running; -webkit-animation-play-state:running; } div:hover{ animation-play-state:paused; -webkit-animation-play-state:paused; } @keyframes myball_1{ 100%{ transform :rotate(360deg);} } @-webkit-keyframes myball_1{ 100%{transform:rotate(360deg);} } @keyframes myball_2{ 0%,50%,100%{ opacity :1;} 25%,75%{ opacity:0 ;} } @-webkit-keyframes myball_2{ 0%,50%,100%{opacity:1;} 25%,75%{opacity:0;} }

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