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CSS3 animation-timing-function 屬性

2018-11-26 16:53 更新

瀏覽器支持

屬性          
animation-timing-function 43.0
4.0 -webkit-
10.0 16.0
5.0 -moz-
9.0
4.0 -webkit-
30.0
15.0 -webkit-
12.0 -o-

標(biāo)簽定義及使用說(shuō)明

animation-timing-function指定動(dòng)畫(huà)將如何完成一個(gè)周期。

速度曲線定義動(dòng)畫(huà)從一套 CSS 樣式變?yōu)榱硪惶姿玫臅r(shí)間。

速度曲線用于使變化更為平滑。

默認(rèn)值: ease
繼承: no
版本: CSS3
JavaScript 語(yǔ)法: object object.style.animationTimingFunction="linear"


語(yǔ)法

animation-timing-function: value;

animation-timing-function使用的數(shù)學(xué)函數(shù),稱為三次貝塞爾曲線,速度曲線。使用此函數(shù),您可以使用您自己的值,或使用預(yù)先定義的值之一:

描述
linear動(dòng)畫(huà)從頭到尾的速度是相同的。
ease默認(rèn)。動(dòng)畫(huà)以低速開(kāi)始,然后加快,在結(jié)束前變慢。
ease-in動(dòng)畫(huà)以低速開(kāi)始。
ease-out動(dòng)畫(huà)以低速結(jié)束。
ease-in-out動(dòng)畫(huà)以低速開(kāi)始和結(jié)束。
cubic-bezier(n,n,n,n)在 cubic-bezier 函數(shù)中自己的值。可能的值是從 0 到 1 的數(shù)值。

提示: 請(qǐng)?jiān)囍谙旅娴?quot;嘗試一下"功能中使用不同的值。


Examples

在線實(shí)例

實(shí)例

從開(kāi)始到結(jié)束以相同的速度播放動(dòng)畫(huà):

animation-timing-function:linear;
-webkit-animation-timing-function:linear; /* Safari and Chrome */
嘗試一下 ?

實(shí)例

為了更好地理解不同的定時(shí)函數(shù)值,這里提供了設(shè)置五個(gè)不同值的五個(gè)不同的 div 元素:

/* W3C and Opera: */
#div1 {animation-timing-function: linear;}
#div2 {animation-timing-function: ease;}
#div3 {animation-timing-function: ease-in;}
#div4 {animation-timing-function: ease-out;}
#div5 {animation-timing-function: ease-in-out;}
/* Firefox: */
#div1 {-moz-animation-timing-function: linear;}
#div2 {-moz-animation-timing-function: ease;}
#div3 {-moz-animation-timing-function: ease-in;}
#div4 {-moz-animation-timing-function: ease-out;}
#div5 {-moz-animation-timing-function: ease-in-out;}
/* Safari and Chrome: */
#div1 {-webkit-animation-timing-function: linear;}
#div2 {-webkit-animation-timing-function: ease;}
#div3 {-webkit-animation-timing-function: ease-in;}
#div4 {-webkit-animation-timing-function: ease-out;}
#div5 {-webkit-animation-timing-function: ease-in-out;}
嘗試一下 ?

實(shí)例

與上例相同,但是通過(guò) cubic-bezier 函數(shù)來(lái)定義速度曲線:

/* W3C and Opera: */
#div1 {animation-timing-function: cubic-bezier(0,0,1,1;}
#div2 {animation-timing-function: cubic-bezier(0.25,0.1,0.25,1);}
#div3 {animation-timing-function: cubic-bezier(0.42,0,1,1);}
#div4 {animation-timing-function: cubic-bezier(0,0,0.58,1);}
#div5 {animation-timing-function: cubic-bezier(0.42,0,0.58,1);}
/* Firefox: */
#div1 {-moz-animation-timing-function: cubic-bezier(0,0,1,1;}
#div2 {-moz-animation-timing-function: cubic-bezier(0.25,0.1,0.25,1);}
#div3 {-moz-animation-timing-function: cubic-bezier(0.42,0,1,1);}
#div4 {-moz-animation-timing-function: cubic-bezier(0,0,0.58,1);}
#div5 {-moz-animation-timing-function: cubic-bezier(0.42,0,0.58,1);}
/* Safari and Chrome: */
#div1 {-webkit-animation-timing-function: cubic-bezier(0,0,1,1;}
#div2 {-webkit-animation-timing-function: cubic-bezier(0.25,0.1,0.25,1);}
#div3 {-webkit-animation-timing-function: cubic-bezier(0.42,0,1,1);}
#div4 {-webkit-animation-timing-function: cubic-bezier(0,0,0.58,1);}
#div5 {-webkit-animation-timing-function: cubic-bezier(0.42,0,0.58,1);} 
嘗試一下 ?


相關(guān)文章

CSS3 教程: CSS3 動(dòng)畫(huà)


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