Created
October 28, 2015 23:25
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<!DOCTYPE html> | |
<style> | |
/* Colors */ | |
#moon { | |
position: absolute; | |
width: 300px; | |
height: 300px; | |
top: 20%; | |
left: 10%; | |
} | |
#dark_sun { | |
position: absolute; | |
width: 300px; | |
height: 300px; | |
top: 20%; | |
left: 10%; | |
} | |
#sun { | |
position: absolute; | |
width: 300px; | |
height: 300px; | |
top: 20%; | |
left: 10%; | |
} | |
.bg { | |
width:100%; | |
height:100%; | |
position: absolute; | |
top:0; | |
left:0; | |
} | |
#day { | |
background:url("http://i.imgur.com/aZty7Mq.png"); | |
opacity:1; | |
background-repeat: repeat; | |
animation: mymove 4s linear infinite; | |
} | |
#night { | |
background: url(http://i.imgur.com/JK3hIxi.gif); | |
opacity:0; | |
background-repeat: repeat; | |
} | |
@keyframes mymove { | |
0% { background-position: 0 0; } | |
50% { background-position: 40% 0; } | |
} | |
</style> | |
<html> | |
<body> | |
<div class="bg" id="night" src="http://i.imgur.com/JK3hIxi.gif"></div> | |
<div class="bg" id="day" src="http://i.imgur.com/aZty7Mq.png"></div> | |
<img id="moon" src="http://i.imgur.com/VmFEwrH.png"> | |
<img id="dark_sun" src="http://i.imgur.com/f3UFHb7.png"> | |
<img id="sun" src="http://i.imgur.com/DGkZYZQ.png"> | |
</body> | |
<script src="//code.jquery.com/jquery-1.10.2.js"></script> | |
<script src="//code.jquery.com/ui/1.11.4/jquery-ui.js"></script> | |
<script> | |
var width = 300, | |
sun = $("#sun"), | |
dark = $("#dark_sun"), | |
moon = $("#moon"), | |
night = $("#night"), | |
day = $("#day"), | |
total = $(window).width() | |
firstOfThree = (total/3)*0, | |
secondOfThree = (total/3)*1, | |
thirdOfThree = (total/3)*2; | |
sun.draggable({ | |
axis: "x", | |
containment: 'body', | |
drag: function() { | |
var x = sun.offset().left + (sun.width() / 2), | |
heightPct = Math.pow((total / 2) - x, 2) / Math.pow($(window).width() / 2, 2); | |
this.style["margin-top"] = "" + Math.round(heightPct * 30) + "%"; | |
dark.css({ | |
left:x -(sun.width()/2), | |
marginTop: heightPct * 30 + "%" | |
}); | |
day.css("opacity",1-(x/(total-sun.width()/2))); | |
night.css("opacity",(x/(total-sun.width()/2))); | |
$(this).css({ | |
opacity: (1-(x/thirdOfThree)) >=0 ? (1-(x/thirdOfThree)) : 0 , | |
marginTop: heightPct * 30 + "%" | |
}); | |
moon.css({ | |
left: sun.offset().left, | |
marginTop: heightPct * 30 + "%" | |
}); | |
if(x>thirdOfThree){ | |
dark_opacity = 1 - ((x-thirdOfThree)/(total-x-sun.width()/2)); | |
dark.css({opacity: dark_opacity}); | |
moon.css({opacity: 1}); | |
} | |
else { | |
moon.css({opacity: 0}); | |
dark.css({opacity: 1}); | |
} | |
} | |
}); | |
</script> | |
</html> |
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