市面上有一些sprite生成器,要么是要人工调整图片位置,要么要拷贝粘贴代码,用起来总是觉得不够爽,cssGaga使用了不同的思路,希望能解放你的双手:) 使用时选中AutoSprite即可开启此功能,下面通过一个例子来说明: 比如HTML:
<s class="i1"></s><s class="i2"></s><s class="i3"></s><s class="i4"></s><s class="i5"></s><s class="i6"></s>
css源文件:
body{background-color:black;} s{display:inline-block;width:16px;height:16px;overflow:hidden;background-repeat:no-repeat;} .i1{background-image:url('slice/1.png');} .i2{background-image:url('slice/2.png');} .i3{background-image:url('slice/3.png');} .i4{width:64px;height:64px;background-image:url('slice/4.png');} .i5{background-image:url('slice/3.png');} .i6{width:64px;height:64px;background-image:url('slice/6.gif');} .i11{width:60px;height:60px;background-image:url('slice/1.jpg');} .i12{width:60px;height:60px;background-image:url('slice/2.jpg');} .i13{width:60px;height:60px;background-image:url('slice/3.jpg');} .i14{width:60px;height:60px;background-image:url('slice/4.jpg');}
cssGaga生成后:
body{background-color:black} s{display:inline-block;width:16px;height:16px;overflow:hidden;background-repeat:no-repeat} .i1{background-image:url(sprite/style.png);background-position:-128px 0} .i2{background-image:url(sprite/style.png);background-position:-128px -16px} .i3{background-image:url(sprite/style.png);background-position:-128px -32px} .i4{width:64px;height:64px;background-image:url(sprite/style.png);background-position:0 0} .i5{background-image:url(sprite/style.png);background-position:-128px -32px} .i6{width:64px;height:64px;background-image:url(sprite/style.png);background-position:-64px 0} .i11{width:60px;height:60px;background-image:url(sprite/style.jpg);background-position:0 0} .i12{width:60px;height:60px;background-image:url(sprite/style.jpg);background-position:-60px 0} .i13{width:60px;height:60px;background-image:url(sprite/style.jpg);background-position:-120px 0} .i14{width:60px;height:60px;background-image:url(sprite/style.jpg);background-position:-180px 0}
同时生成sprite图片sprite/style.png和sprite/style.jpg
文件对比:
before | after | |
---|---|---|
html | before.htm | after.htm |
css | style.source.css | style.css |
image | png/gif总大小:10.2KB jpg总大小:8.69KB slice/1.png ![]() slice/2.png ![]() slice/3.png ![]() slice/4.png ![]() slice/6.gif ![]() slice/1.jpg ![]() slice/2.jpg ![]() slice/3.jpg ![]() slice/4.jpg ![]() |
5.83KB sprite/style.png ![]() 7.19KB sprite/style.jpg ![]() |
详解 碎图片放在slice文件夹,slice文件夹与css同级且引用时为相对路径 css调用图片的语句不能缩写,要写完整
background-image:url('slice/1.png')
引号写单双无所谓,不写也行,最后都会被压缩掉,下面这种写法不会生效
background:url('slice/1.png')
可处理png、gif(不支持动态gif,当作png8处理)和jpg格式,