Created
October 2, 2010 03:26
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function get_random_color() { | |
var letters = '0123456789ABCDEF'.split(''); | |
var color = '#'; | |
for (var i = 0; i < 6; i++ ) { | |
color += letters[Math.round(Math.random() * 15)]; | |
} | |
return color; | |
} | |
function getRandomArbitary (min, max) { | |
return Math.random() * (max - min) + min; | |
} | |
function a(foo, rot, z, zz, sp) { | |
foo.animate({rotation: rot, x:foo.attr("x") + z, y:foo.attr("y") + zz, fill:get_random_color()}, sp, function(){b(foo, rot*-1, z*-1, zz*-1, sp)} ); | |
} | |
function b(foo, rot, z, zz, sp) { | |
foo.animate({rotation: rot, x:foo.attr("x") + z, y:foo.attr("y") + zz, fill:get_random_color()}, sp, function(){a(foo, rot*-1, z*-1, zz*-1, sp)} ); | |
} | |
paper.rect(0, 0, 640, 480, 10).attr({fill: "black"}); | |
for (var i=0; i<150; i++){ | |
var size = getRandomArbitary(40, 80); | |
var rot = getRandomArbitary(-360, 360); | |
var speed = getRandomArbitary(4000, 6000); | |
var x = paper.rect(getRandomArbitary(10,630), getRandomArbitary(10,470), size, size).attr({fill: get_random_color(), stroke: "#000", "stroke-width": 5, "stroke-opacity": 1}); | |
a(x, rot, getRandomArbitary(-150, 150), getRandomArbitary(-150, 150), speed); | |
} |
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first attempt at a 'floating particle' display
plug into http://raphaeljs.com/playground.html and click Run