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bsorrentino/CSS3-Switch.markdown

Created March 12, 2014 23:11
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A Pen by Yiwei Ma.
Raw
CSS3-Switch.markdown
Raw
index.html
<link href='http://fonts.googleapis.com/css?family=Open+Sans:700' rel='stylesheet' type='text/css'>
<!-- The html structure can defintely be optimized,
I am just using divs for layout, certain tags
can be replaced with other tags such as "Button"
or "input" -->
<h3>CSS 3 Switch</h3>
<div class="canvas">
<div class="switch">
<div class="screws">
<span class="screw">*</span>
<span class="screw">*</span>
<span class="screw">*</span>
<span class="screw">*</span>
</div>
<div class='switch-button-outer'>
<div class="switch-button"> <!-- This could be a <input> tag, then overwrite any default styles -->
<div class="switch-button-inner"></div>
</div>
</div>
</div>
<!-- Checked -->
<div class="switch checked">
<div class="screws">
<span class="screw">*</span>
<span class="screw">*</span>
<span class="screw">*</span>
<span class="screw">*</span>
</div>
<div class='switch-button-outer'>
<div class="switch-button"> <!-- This could be a <input> tag, then overwrite any default styles -->
<div class="switch-button-inner"></div>
</div>
</div>
</div>
</div>
Raw
script.js
// Since this switch is only meant for modern browsers, there is not any code for supporting old browsers
function Switch(node) {
this.switchRoot = node;
this.switchRoot.onclick = this.switchClickEventHanlder;
}
Switch.prototype.switchClickEventHanlder = function (e) {
e.target = e.target || e.srcElement;
if(e.target.className.indexOf("switch-button") < 0) return;
if(!this.classList.contains("checked")) {
this.classList.add("checked");
} else{
this.classList.remove("checked");
}
this.checked = !this.checked;
};
var switches = document.querySelectorAll(".switch");
if(typeof switches !== "undefined" && switches.length) {
for(var i = switches.length - 1; i >=0; --i){
new Switch(switches[i]);
}
}
Raw
style.stylus
//Yiwei: The code needs some clean up...
// Variables
// Colors
$white = #ededed
$gray = #9d9d9d
$switch-width = 300px
$switch-height = 280px
$switch-padding = 5px 0
$switch-background-color = $white
$switch-background-image = linear-gradient(darken($white, 3%), darken($white, 10%) 49%, darken($white, 5%))
$switch-border-color = #916749
$switch-border-radius = $switch-width * .15
$switch-box-shadow = 0 5px 10px rgba(#000, .3), inset 0 0 3px #333
// Styles
html, body
width: 100%
height: 100%
margin: 0
padding: 0
background: #ca9f6a
background: radial-gradient(ellipse at center, #ca9f6a 0%,#ad7846 100%)
font-family: "Open Sans"
h3
color: #f5f5f5
position: relative
text-align: center
text-transform: uppercase
width: 200px
display: block
margin: 20px auto
&:before,
&:after
content: ""
display: block
height: 1px
width: 60px
background-color: rgba(#fff, .3)
position: absolute
top: 50%
left: -60px
&:after
right: -60px
left: auto
.canvas
padding: 20px
text-align: center
.switch
margin: 50px
display: inline-block
// Switch
/*.switch,
.switch *
box-sizing: border-box */
.switch
width:$switch-width
height: $switch-height
padding: $switch-padding
background-color: $gray
background-image: linear-gradient(lighten($gray, 25%), lighten($gray, 50%), $gray)
border: 2px solid $switch-border-color
border-radius: $switch-border-radius
box-shadow: $switch-box-shadow
position: relative
&:before
content: ""
display: block
background-color: $switch-background-color
background-image: $switch-background-image
position: absolute
top: 10px
bottom: 5px
left: 3px
right: 3px
border-radius: $switch-border-radius
box-shadow: 0 -6px 1px rgba(255,255,255,.65), inset 0 2px 8px darken($white, 10%)
.switch-button-outer
width: 42%
height: 66%
margin: 17% auto 0
padding-bottom: 17%
overflow: hidden
position: relative
z-index: 1
border-radius 35px
&:before
content: ""
background: linear-gradient(#afb3b5 0%, #d5d8d9 100%)
width: 100%;
top: 0
left:0
position: absolute
bottom: 21%
z-index: 1
border-radius: 30px
box-shadow: 0 0 3px rgba(#fff,.4)
.switch-button
height: 90%
width: 86%
background: linear-gradient(#F3F3F3, #fff)
border-radius: 30px
overflow: auto
position: relative
top: (100% - @height)*.5
left: (100% - @width)*.5
cursor: pointer
box-shadow: 0 16px 8px -8px rgba(#000, .33) inset, 0 0 3px rgba(#000, .85)
z-index: 2
.switch-button-inner
width:98%
height: 87%
margin: 0 1%
background: linear-gradient(#9d9d9d,#dedede, #f0f0f0)
position: absolute;
bottom: 0
border-radius: 25px
position: absolute
z-index: 3
&:before
content: ""
height: 16px
width: 4px
margin-left: -2px
background-color: rgba(#000, .1)
border-bottom: 2px solid rgba(#fff, .5)
position: absolute
top: 10px
left: 50%
box-shadow: 0 1px 2px rgba(#000, .2) inset
&:after
content: ""
width: 20px
height: @width
border: 2px solid rgba(#000, .08)
margin-left: -12px
position: absolute
left: 50%
bottom: 10px
border-radius: 50%
box-shadow: 0 2px 0 rgba(#fff, .7)
// States
.switch
&:hover
.switch-button
background-image: linear-gradient(#fcfcfc, #fff)
box-shadow: 0 14px 8px -7px rgba(#000, .33) inset, 0 -6px 8px -4px rgba(#000, .33) inset, 0 0 3px rgba(#000, .85)
.switch-button-inner
bottom: 3px
background: linear-gradient(lighten(#9d9d9d, 30%),#dedede 40%, darken(#f0f0f0, 5%))
box-shadow: inset 0 -4px 3px rgba(#fff, .6)
&:before
top: 9.5px
&:after
height: 19px
&.checked
.switch-button-outer
&:after
content: ""
height: 50%
width: 80%
background: transparent
position: absolute
top: 6%
left: 10%
z-index: 1
border-radius: 20px
box-shadow: 0 60px 25px rgba(#000, .35)
.switch-button
background-image: linear-gradient(#fff, #f3f3f3)
box-shadow: 0 -3px 8px rgba(#fff, .5) inset, 0 -15px 0px rgba(#000, .33) inset, 0 0 3px rgba(#000, .85)
&:before
content: ""
width: 100%
height: 20px
margin-left: - @width*.5
background-image: radial-gradient(ellipse at bottom center, rgba(#fff,.7),rgba(#fff,0) 70%)
display: block
position: absolute
bottom: 0
left: 50%
.switch-button-inner
background: linear-gradient(#ddd,#dedede, #fff)
bottom: auto
top: 2px
&:before
height: 18px
&:after
height: 16px
&:hover
.switch-button
background-image: linear-gradient(#f3f3f3, #fff)
box-shadow: 0 1px 8px rgba(#fff, .5) inset, 0 -13px 0px rgba(#000, .33) inset, 0 0 3px rgba(#000, .85)
&:before
background-image: radial-gradient(ellipse at bottom center, rgba(#fff,.6),rgba(#fff,0) 60%)
.switch-button-inner
background: linear-gradient(darken(#ddd, 5%), #dedede, #fff)
bottom: auto
top: 5px
box-shadow: inset 0 -4px 3px rgba(#fff, .6)
&:before
top: 9.5px
&:after
height: 19px
bottom: 9px
// Screw
.screws
position: absolute
width: 100%
height: 100%
.screw
display: block
width: 16px
height @width
background-color: rgba(#000, .6)
background-image: radial-gradient(circle at top center, #fcfcfc, transparent)
border: 1px solid #999
color: rgba(#000, .85)
font-family: 'Open Sans'
font-size: 20px
font-weight: bold
text-align: center
line-height: 24px
position: absolute
left: 25px
top: 20px
border-radius: 50%
box-shadow: 0 2px 1px rgba(#fff,0.5)
&:before
content:""
width: 100%
height: 60%
background-image: radial-gradient(center bottom, rgba(#fff, .5) 50%, transparent)
position: absolute
bottom: 0
left: 0
border-radius: 50%
&:nth-child(2)
left: auto
right: 25px
&:nth-child(3),
&:nth-child(4)
top: auto
bottom: 25px
&:nth-child(4)
right: 25px
left: auto
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