mirror of
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synced 2026-04-16 20:30:53 +08:00
first commit
This commit is contained in:
Jerry
27
source/js/third-party/anime.min.js
vendored
Normal file
27
source/js/third-party/anime.min.js
vendored
Normal file
@@ -0,0 +1,27 @@
|
||||
/*
|
||||
2017 Julian Garnier
|
||||
Released under the MIT license
|
||||
*/
|
||||
var $jscomp$this=this;
|
||||
(function(v,p){"function"===typeof define&&define.amd?define([],p):"object"===typeof module&&module.exports?module.exports=p():v.anime=p()})(this,function(){function v(a){if(!g.col(a))try{return document.querySelectorAll(a)}catch(b){}}function p(a){return a.reduce(function(a,d){return a.concat(g.arr(d)?p(d):d)},[])}function w(a){if(g.arr(a))return a;g.str(a)&&(a=v(a)||a);return a instanceof NodeList||a instanceof HTMLCollection?[].slice.call(a):[a]}function F(a,b){return a.some(function(a){return a===b})}
|
||||
function A(a){var b={},d;for(d in a)b[d]=a[d];return b}function G(a,b){var d=A(a),c;for(c in a)d[c]=b.hasOwnProperty(c)?b[c]:a[c];return d}function B(a,b){var d=A(a),c;for(c in b)d[c]=g.und(a[c])?b[c]:a[c];return d}function S(a){a=a.replace(/^#?([a-f\d])([a-f\d])([a-f\d])$/i,function(a,b,d,h){return b+b+d+d+h+h});var b=/^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(a);a=parseInt(b[1],16);var d=parseInt(b[2],16),b=parseInt(b[3],16);return"rgb("+a+","+d+","+b+")"}function T(a){function b(a,b,c){0>
|
||||
c&&(c+=1);1<c&&--c;return c<1/6?a+6*(b-a)*c:.5>c?b:c<2/3?a+(b-a)*(2/3-c)*6:a}var d=/hsl\((\d+),\s*([\d.]+)%,\s*([\d.]+)%\)/g.exec(a);a=parseInt(d[1])/360;var c=parseInt(d[2])/100,d=parseInt(d[3])/100;if(0==c)c=d=a=d;else{var e=.5>d?d*(1+c):d+c-d*c,l=2*d-e,c=b(l,e,a+1/3),d=b(l,e,a);a=b(l,e,a-1/3)}return"rgb("+255*c+","+255*d+","+255*a+")"}function x(a){if(a=/([\+\-]?[0-9#\.]+)(%|px|pt|em|rem|in|cm|mm|ex|pc|vw|vh|deg|rad|turn)?/.exec(a))return a[2]}function U(a){if(-1<a.indexOf("translate"))return"px";
|
||||
if(-1<a.indexOf("rotate")||-1<a.indexOf("skew"))return"deg"}function H(a,b){return g.fnc(a)?a(b.target,b.id,b.total):a}function C(a,b){if(b in a.style)return getComputedStyle(a).getPropertyValue(b.replace(/([a-z])([A-Z])/g,"$1-$2").toLowerCase())||"0"}function I(a,b){if(g.dom(a)&&F(V,b))return"transform";if(g.dom(a)&&(a.getAttribute(b)||g.svg(a)&&a[b]))return"attribute";if(g.dom(a)&&"transform"!==b&&C(a,b))return"css";if(null!=a[b])return"object"}function W(a,b){var d=U(b),d=-1<b.indexOf("scale")?
|
||||
1:0+d;a=a.style.transform;if(!a)return d;for(var c=[],e=[],l=[],h=/(\w+)\((.+?)\)/g;c=h.exec(a);)e.push(c[1]),l.push(c[2]);a=l.filter(function(a,c){return e[c]===b});return a.length?a[0]:d}function J(a,b){switch(I(a,b)){case "transform":return W(a,b);case "css":return C(a,b);case "attribute":return a.getAttribute(b)}return a[b]||0}function K(a,b){var d=/^(\*=|\+=|-=)/.exec(a);if(!d)return a;b=parseFloat(b);a=parseFloat(a.replace(d[0],""));switch(d[0][0]){case "+":return b+a;case "-":return b-a;case "*":return b*
|
||||
a}}function D(a){return g.obj(a)&&a.hasOwnProperty("totalLength")}function X(a,b){function d(c){c=void 0===c?0:c;return a.el.getPointAtLength(1<=b+c?b+c:0)}var c=d(),e=d(-1),l=d(1);switch(a.property){case "x":return c.x;case "y":return c.y;case "angle":return 180*Math.atan2(l.y-e.y,l.x-e.x)/Math.PI}}function L(a,b){var d=/-?\d*\.?\d+/g;a=D(a)?a.totalLength:a;if(g.col(a))b=g.rgb(a)?a:g.hex(a)?S(a):g.hsl(a)?T(a):void 0;else{var c=x(a);a=c?a.substr(0,a.length-c.length):a;b=b?a+b:a}b+="";return{original:b,
|
||||
numbers:b.match(d)?b.match(d).map(Number):[0],strings:b.split(d)}}function Y(a,b){return b.reduce(function(b,c,e){return b+a[e-1]+c})}function M(a){return(a?p(g.arr(a)?a.map(w):w(a)):[]).filter(function(a,d,c){return c.indexOf(a)===d})}function Z(a){var b=M(a);return b.map(function(a,c){return{target:a,id:c,total:b.length}})}function aa(a,b){var d=A(b);if(g.arr(a)){var c=a.length;2!==c||g.obj(a[0])?g.fnc(b.duration)||(d.duration=b.duration/c):a={value:a}}return w(a).map(function(a,c){c=c?0:b.delay;
|
||||
a=g.obj(a)&&!D(a)?a:{value:a};g.und(a.delay)&&(a.delay=c);return a}).map(function(a){return B(a,d)})}function ba(a,b){var d={},c;for(c in a){var e=H(a[c],b);g.arr(e)&&(e=e.map(function(a){return H(a,b)}),1===e.length&&(e=e[0]));d[c]=e}d.duration=parseFloat(d.duration);d.delay=parseFloat(d.delay);return d}function ca(a){return g.arr(a)?y.apply(this,a):N[a]}function da(a,b){var d;return a.tweens.map(function(c){c=ba(c,b);var e=c.value,l=J(b.target,a.name),h=d?d.to.original:l,h=g.arr(e)?e[0]:h,m=K(g.arr(e)?
|
||||
e[1]:e,h),l=x(m)||x(h)||x(l);c.isPath=D(e);c.from=L(h,l);c.to=L(m,l);c.start=d?d.end:a.offset;c.end=c.start+c.delay+c.duration;c.easing=ca(c.easing);c.elasticity=(1E3-Math.min(Math.max(c.elasticity,1),999))/1E3;g.col(c.from.original)&&(c.round=1);return d=c})}function ea(a,b){return p(a.map(function(a){return b.map(function(b){var c=I(a.target,b.name);if(c){var d=da(b,a);b={type:c,property:b.name,animatable:a,tweens:d,duration:d[d.length-1].end,delay:d[0].delay}}else b=void 0;return b})})).filter(function(a){return!g.und(a)})}
|
||||
function O(a,b,d){var c="delay"===a?Math.min:Math.max;return b.length?c.apply(Math,b.map(function(b){return b[a]})):d[a]}function fa(a){var b=G(ga,a),d=G(ha,a),c=Z(a.targets),e=[],g=B(b,d),h;for(h in a)g.hasOwnProperty(h)||"targets"===h||e.push({name:h,offset:g.offset,tweens:aa(a[h],d)});a=ea(c,e);return B(b,{children:[],animatables:c,animations:a,duration:O("duration",a,d),delay:O("delay",a,d)})}function n(a){function b(){return window.Promise&&new Promise(function(a){return Q=a})}function d(a){return f.reversed?
|
||||
f.duration-a:a}function c(a){for(var b=0,c={},d=f.animations,e={};b<d.length;){var g=d[b],h=g.animatable,m=g.tweens;e.tween=m.filter(function(b){return a<b.end})[0]||m[m.length-1];e.isPath$1=e.tween.isPath;e.round=e.tween.round;e.eased=e.tween.easing(Math.min(Math.max(a-e.tween.start-e.tween.delay,0),e.tween.duration)/e.tween.duration,e.tween.elasticity);m=Y(e.tween.to.numbers.map(function(a){return function(b,c){c=a.isPath$1?0:a.tween.from.numbers[c];b=c+a.eased*(b-c);a.isPath$1&&(b=X(a.tween.value,
|
||||
b));a.round&&(b=Math.round(b*a.round)/a.round);return b}}(e)),e.tween.to.strings);ia[g.type](h.target,g.property,m,c,h.id);g.currentValue=m;b++;e={isPath$1:e.isPath$1,tween:e.tween,eased:e.eased,round:e.round}}if(c)for(var k in c)E||(E=C(document.body,"transform")?"transform":"-webkit-transform"),f.animatables[k].target.style[E]=c[k].join(" ");f.currentTime=a;f.progress=a/f.duration*100}function e(a){if(f[a])f[a](f)}function g(){f.remaining&&!0!==f.remaining&&f.remaining--}function h(a){var h=f.duration,
|
||||
l=f.offset,n=f.delay,P=f.currentTime,q=f.reversed,r=d(a),r=Math.min(Math.max(r,0),h);if(f.children){var p=f.children;if(r>=f.currentTime)for(var u=0;u<p.length;u++)p[u].seek(r);else for(u=p.length;u--;)p[u].seek(r)}r>l&&r<h?(c(r),!f.began&&r>=n&&(f.began=!0,e("begin")),e("run")):(r<=l&&0!==P&&(c(0),q&&g()),r>=h&&P!==h&&(c(h),q||g()));a>=h&&(f.remaining?(t=m,"alternate"===f.direction&&(f.reversed=!f.reversed)):(f.pause(),"Promise"in window&&(Q(),R=b()),f.completed||(f.completed=!0,e("complete"))),
|
||||
k=0);e("update")}a=void 0===a?{}:a;var m,t,k=0,Q=null,R=b(),f=fa(a);f.reset=function(){var a=f.direction,b=f.loop;f.currentTime=0;f.progress=0;f.paused=!0;f.began=!1;f.completed=!1;f.reversed="reverse"===a;f.remaining="alternate"===a&&1===b?2:b;for(a=f.children.length;a--;)b=f.children[a],b.seek(b.offset),b.reset()};f.tick=function(a){m=a;t||(t=m);h((k+m-t)*n.speed)};f.seek=function(a){h(d(a))};f.pause=function(){var a=q.indexOf(f);-1<a&&q.splice(a,1);f.paused=!0};f.play=function(){f.paused&&(f.paused=
|
||||
!1,t=0,k=d(f.currentTime),q.push(f),z||ja())};f.reverse=function(){f.reversed=!f.reversed;t=0;k=d(f.currentTime)};f.restart=function(){f.pause();f.reset();f.play()};f.finished=R;f.reset();f.autoplay&&f.play();return f}var ga={update:void 0,begin:void 0,run:void 0,complete:void 0,loop:1,direction:"normal",autoplay:!0,offset:0},ha={duration:1E3,delay:0,easing:"easeOutElastic",elasticity:500,round:0},V="translateX translateY translateZ rotate rotateX rotateY rotateZ scale scaleX scaleY scaleZ skewX skewY".split(" "),
|
||||
E,g={arr:function(a){return Array.isArray(a)},obj:function(a){return-1<Object.prototype.toString.call(a).indexOf("Object")},svg:function(a){return a instanceof SVGElement},dom:function(a){return a.nodeType||g.svg(a)},str:function(a){return"string"===typeof a},fnc:function(a){return"function"===typeof a},und:function(a){return"undefined"===typeof a},hex:function(a){return/(^#[0-9A-F]{6}$)|(^#[0-9A-F]{3}$)/i.test(a)},rgb:function(a){return/^rgb/.test(a)},hsl:function(a){return/^hsl/.test(a)},col:function(a){return g.hex(a)||
|
||||
g.rgb(a)||g.hsl(a)}},y=function(){function a(a,d,c){return(((1-3*c+3*d)*a+(3*c-6*d))*a+3*d)*a}return function(b,d,c,e){if(0<=b&&1>=b&&0<=c&&1>=c){var g=new Float32Array(11);if(b!==d||c!==e)for(var h=0;11>h;++h)g[h]=a(.1*h,b,c);return function(h){if(b===d&&c===e)return h;if(0===h)return 0;if(1===h)return 1;for(var m=0,k=1;10!==k&&g[k]<=h;++k)m+=.1;--k;var k=m+(h-g[k])/(g[k+1]-g[k])*.1,l=3*(1-3*c+3*b)*k*k+2*(3*c-6*b)*k+3*b;if(.001<=l){for(m=0;4>m;++m){l=3*(1-3*c+3*b)*k*k+2*(3*c-6*b)*k+3*b;if(0===l)break;
|
||||
var n=a(k,b,c)-h,k=k-n/l}h=k}else if(0===l)h=k;else{var k=m,m=m+.1,f=0;do n=k+(m-k)/2,l=a(n,b,c)-h,0<l?m=n:k=n;while(1e-7<Math.abs(l)&&10>++f);h=n}return a(h,d,e)}}}}(),N=function(){function a(a,b){return 0===a||1===a?a:-Math.pow(2,10*(a-1))*Math.sin(2*(a-1-b/(2*Math.PI)*Math.asin(1))*Math.PI/b)}var b="Quad Cubic Quart Quint Sine Expo Circ Back Elastic".split(" "),d={In:[[.55,.085,.68,.53],[.55,.055,.675,.19],[.895,.03,.685,.22],[.755,.05,.855,.06],[.47,0,.745,.715],[.95,.05,.795,.035],[.6,.04,.98,
|
||||
.335],[.6,-.28,.735,.045],a],Out:[[.25,.46,.45,.94],[.215,.61,.355,1],[.165,.84,.44,1],[.23,1,.32,1],[.39,.575,.565,1],[.19,1,.22,1],[.075,.82,.165,1],[.175,.885,.32,1.275],function(b,c){return 1-a(1-b,c)}],InOut:[[.455,.03,.515,.955],[.645,.045,.355,1],[.77,0,.175,1],[.86,0,.07,1],[.445,.05,.55,.95],[1,0,0,1],[.785,.135,.15,.86],[.68,-.55,.265,1.55],function(b,c){return.5>b?a(2*b,c)/2:1-a(-2*b+2,c)/2}]},c={linear:y(.25,.25,.75,.75)},e={},l;for(l in d)e.type=l,d[e.type].forEach(function(a){return function(d,
|
||||
e){c["ease"+a.type+b[e]]=g.fnc(d)?d:y.apply($jscomp$this,d)}}(e)),e={type:e.type};return c}(),ia={css:function(a,b,d){return a.style[b]=d},attribute:function(a,b,d){return a.setAttribute(b,d)},object:function(a,b,d){return a[b]=d},transform:function(a,b,d,c,e){c[e]||(c[e]=[]);c[e].push(b+"("+d+")")}},q=[],z=0,ja=function(){function a(){z=requestAnimationFrame(b)}function b(b){var c=q.length;if(c){for(var d=0;d<c;)q[d]&&q[d].tick(b),d++;a()}else cancelAnimationFrame(z),z=0}return a}();n.version="2.0.2";
|
||||
n.speed=1;n.running=q;n.remove=function(a){a=M(a);for(var b=q.length;b--;)for(var d=q[b],c=d.animations,e=c.length;e--;)F(a,c[e].animatable.target)&&(c.splice(e,1),c.length||d.pause())};n.getValue=J;n.path=function(a,b){var d=g.str(a)?v(a)[0]:a,c=b||100;return function(a){return{el:d,property:a,totalLength:d.getTotalLength()*(c/100)}}};n.setDashoffset=function(a){var b=a.getTotalLength();a.setAttribute("stroke-dasharray",b);return b};n.bezier=y;n.easings=N;n.timeline=function(a){var b=n(a);b.pause();
|
||||
b.duration=0;b.add=function(a){b.children.forEach(function(a){a.began=!0;a.completed=!0});w(a).forEach(function(a){var c=b.duration,d=a.offset;a.autoplay=!1;a.offset=g.und(d)?c:K(d,c);b.seek(a.offset);a=n(a);a.duration>c&&(b.duration=a.duration);a.began=!0;b.children.push(a)});b.reset();b.seek(0);b.autoplay&&b.restart();return b};return b};n.random=function(a,b){return Math.floor(Math.random()*(b-a+1))+a};return n});
|
||||
85
source/js/third-party/canvas-ribbon.js
vendored
Normal file
85
source/js/third-party/canvas-ribbon.js
vendored
Normal file
@@ -0,0 +1,85 @@
|
||||
/**
|
||||
* Copyright (c) 2016 hustcc
|
||||
* License: MIT
|
||||
* Version: v1.0.1
|
||||
* GitHub: https://github.com/hustcc/ribbon.js
|
||||
**/
|
||||
// changed by Molunerfinn
|
||||
!(function () {
|
||||
function attr (node, attr, default_value) {
|
||||
if (default_value === true) {
|
||||
return node.getAttribute(attr) || default_value
|
||||
}
|
||||
return Number(node.getAttribute(attr)) || default_value
|
||||
}
|
||||
|
||||
// get user config
|
||||
var script = document.getElementById('ribbon'),
|
||||
config = {
|
||||
z: attr(script, 'zIndex', -1), // z-index
|
||||
a: attr(script, 'alpha', 0.6), // alpha
|
||||
s: attr(script, 'size', 90), // size
|
||||
c: attr(script, 'data-click', true) // click-to-change
|
||||
}
|
||||
|
||||
var canvas = document.createElement('canvas'),
|
||||
g2d = canvas.getContext('2d'),
|
||||
pr = window.devicePixelRatio || 1,
|
||||
width = window.innerWidth,
|
||||
height = window.innerHeight,
|
||||
f = config.s,
|
||||
q,
|
||||
t,
|
||||
m = Math,
|
||||
r = 0,
|
||||
pi = m.PI * 2,
|
||||
cos = m.cos,
|
||||
random = m.random
|
||||
canvas.width = width * pr
|
||||
canvas.height = height * pr
|
||||
g2d.scale(pr, pr)
|
||||
g2d.globalAlpha = config.a
|
||||
canvas.style.cssText =
|
||||
'opacity: ' +
|
||||
config.a +
|
||||
';position:fixed;top:0;left:0;z-index: ' +
|
||||
config.z +
|
||||
';width:100%;height:100%;pointer-events:none;'
|
||||
// create canvas
|
||||
document.getElementsByTagName('body')[0].appendChild(canvas)
|
||||
|
||||
function redraw () {
|
||||
g2d.clearRect(0, 0, width, height)
|
||||
q = [{ x: 0, y: height * 0.7 + f }, { x: 0, y: height * 0.7 - f }]
|
||||
while (q[1].x < width + f) draw(q[0], q[1])
|
||||
}
|
||||
function draw (i, j) {
|
||||
g2d.beginPath()
|
||||
g2d.moveTo(i.x, i.y)
|
||||
g2d.lineTo(j.x, j.y)
|
||||
var k = j.x + (random() * 2 - 0.25) * f,
|
||||
n = line(j.y)
|
||||
g2d.lineTo(k, n)
|
||||
g2d.closePath()
|
||||
r -= pi / -50
|
||||
g2d.fillStyle =
|
||||
'#' +
|
||||
(
|
||||
((cos(r) * 127 + 128) << 16) |
|
||||
((cos(r + pi / 3) * 127 + 128) << 8) |
|
||||
(cos(r + (pi / 3) * 2) * 127 + 128)
|
||||
).toString(16)
|
||||
g2d.fill()
|
||||
q[0] = q[1]
|
||||
q[1] = { x: k, y: n }
|
||||
}
|
||||
function line (p) {
|
||||
t = p + (random() * 2 - 1.1) * f
|
||||
return t > height || t < 0 ? line(p) : t
|
||||
}
|
||||
if (config.c !== 'false') {
|
||||
document.onclick = redraw
|
||||
document.ontouchstart = redraw
|
||||
}
|
||||
redraw()
|
||||
})()
|
||||
12
source/js/third-party/jquery.fancybox.min.js
vendored
Normal file
12
source/js/third-party/jquery.fancybox.min.js
vendored
Normal file
File diff suppressed because one or more lines are too long
4
source/js/third-party/jquery.min.js
vendored
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4
source/js/third-party/jquery.min.js
vendored
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324
source/js/third-party/piao.js
vendored
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324
source/js/third-party/piao.js
vendored
Normal file
@@ -0,0 +1,324 @@
|
||||
(function(name, factory) {
|
||||
if (typeof window === "object") {
|
||||
window[name] = factory()
|
||||
}
|
||||
})("Ribbons", function() {
|
||||
var _w = window,
|
||||
_b = document.body,
|
||||
_d = document.documentElement;
|
||||
var random = function() {
|
||||
if (arguments.length === 1) {
|
||||
if (Array.isArray(arguments[0])) {
|
||||
var index = Math.round(random(0, arguments[0].length - 1));
|
||||
return arguments[0][index]
|
||||
}
|
||||
return random(0, arguments[0])
|
||||
} else if (arguments.length === 2) {
|
||||
return Math.random() * (arguments[1] - arguments[0]) + arguments[0]
|
||||
}
|
||||
return 0
|
||||
};
|
||||
var screenInfo = function(e) {
|
||||
var width = Math.max(0, _w.innerWidth || _d.clientWidth || _b.clientWidth || 0),
|
||||
height = Math.max(0, _w.innerHeight || _d.clientHeight || _b.clientHeight || 0),
|
||||
scrollx = Math.max(0, _w.pageXOffset || _d.scrollLeft || _b.scrollLeft || 0) - (_d.clientLeft || 0),
|
||||
scrolly = Math.max(0, _w.pageYOffset || _d.scrollTop || _b.scrollTop || 0) - (_d.clientTop || 0);
|
||||
return {
|
||||
width: width,
|
||||
height: height,
|
||||
ratio: width / height,
|
||||
centerx: width / 2,
|
||||
centery: height / 2,
|
||||
scrollx: scrollx,
|
||||
scrolly: scrolly
|
||||
}
|
||||
};
|
||||
var mouseInfo = function(e) {
|
||||
var screen = screenInfo(e),
|
||||
mousex = e ? Math.max(0, e.pageX || e.clientX || 0) : 0,
|
||||
mousey = e ? Math.max(0, e.pageY || e.clientY || 0) : 0;
|
||||
return {
|
||||
mousex: mousex,
|
||||
mousey: mousey,
|
||||
centerx: mousex - screen.width / 2,
|
||||
centery: mousey - screen.height / 2
|
||||
}
|
||||
};
|
||||
var Point = function(x, y) {
|
||||
this.x = 0;
|
||||
this.y = 0;
|
||||
this.set(x, y)
|
||||
};
|
||||
Point.prototype = {
|
||||
constructor: Point,
|
||||
set: function(x, y) {
|
||||
this.x = x || 0;
|
||||
this.y = y || 0
|
||||
},
|
||||
copy: function(point) {
|
||||
this.x = point.x || 0;
|
||||
this.y = point.y || 0;
|
||||
return this
|
||||
},
|
||||
multiply: function(x, y) {
|
||||
this.x *= x || 1;
|
||||
this.y *= y || 1;
|
||||
return this
|
||||
},
|
||||
divide: function(x, y) {
|
||||
this.x /= x || 1;
|
||||
this.y /= y || 1;
|
||||
return this
|
||||
},
|
||||
add: function(x, y) {
|
||||
this.x += x || 0;
|
||||
this.y += y || 0;
|
||||
return this
|
||||
},
|
||||
subtract: function(x, y) {
|
||||
this.x -= x || 0;
|
||||
this.y -= y || 0;
|
||||
return this
|
||||
},
|
||||
clampX: function(min, max) {
|
||||
this.x = Math.max(min, Math.min(this.x, max));
|
||||
return this
|
||||
},
|
||||
clampY: function(min, max) {
|
||||
this.y = Math.max(min, Math.min(this.y, max));
|
||||
return this
|
||||
},
|
||||
flipX: function() {
|
||||
this.x *= -1;
|
||||
return this
|
||||
},
|
||||
flipY: function() {
|
||||
this.y *= -1;
|
||||
return this
|
||||
}
|
||||
};
|
||||
var Factory = function(options) {
|
||||
this._canvas = null;
|
||||
this._context = null;
|
||||
this._sto = null;
|
||||
this._width = 0;
|
||||
this._height = 0;
|
||||
this._scroll = 0;
|
||||
this._ribbons = [];
|
||||
this._options = {
|
||||
colorSaturation: "80%",
|
||||
colorBrightness: "60%",
|
||||
colorAlpha: 0.65,
|
||||
colorCycleSpeed: 6,
|
||||
verticalPosition: "center",
|
||||
horizontalSpeed: 150,
|
||||
ribbonCount: 5,
|
||||
strokeSize: 5,
|
||||
parallaxAmount: -0.5,
|
||||
animateSections: true
|
||||
};
|
||||
this._onDraw = this._onDraw.bind(this);
|
||||
this._onResize = this._onResize.bind(this);
|
||||
this._onScroll = this._onScroll.bind(this);
|
||||
this.setOptions(options);
|
||||
this.init()
|
||||
};
|
||||
Factory.prototype = {
|
||||
constructor: Factory,
|
||||
setOptions: function(options) {
|
||||
if (typeof options === "object") {
|
||||
for (var key in options) {
|
||||
if (options.hasOwnProperty(key)) {
|
||||
this._options[key] = options[key]
|
||||
}
|
||||
}
|
||||
}
|
||||
},
|
||||
init: function() {
|
||||
try {
|
||||
this._canvas = document.createElement("canvas");
|
||||
this._canvas.style["display"] = "block";
|
||||
this._canvas.style["position"] = "fixed";
|
||||
this._canvas.style["margin"] = "0";
|
||||
this._canvas.style["padding"] = "0";
|
||||
this._canvas.style["border"] = "0";
|
||||
this._canvas.style["outline"] = "0";
|
||||
this._canvas.style["left"] = "0";
|
||||
this._canvas.style["top"] = "0";
|
||||
this._canvas.style["width"] = "100%";
|
||||
this._canvas.style["height"] = "100%";
|
||||
this._canvas.style["z-index"] = "-1";
|
||||
this._onResize();
|
||||
this._context = this._canvas.getContext("2d");
|
||||
this._context.clearRect(0, 0, this._width, this._height);
|
||||
this._context.globalAlpha = this._options.colorAlpha;
|
||||
window.addEventListener("resize", this._onResize);
|
||||
window.addEventListener("scroll", this._onScroll);
|
||||
document.body.appendChild(this._canvas)
|
||||
} catch (e) {
|
||||
console.warn("Canvas Context Error: " + e.toString());
|
||||
return
|
||||
}
|
||||
this._onDraw()
|
||||
},
|
||||
addRibbon: function() {
|
||||
var dir = Math.round(random(1, 9)) > 5 ? "right" : "left",
|
||||
stop = 1000,
|
||||
hide = 200,
|
||||
min = 0 - hide,
|
||||
max = this._width + hide,
|
||||
movex = 0,
|
||||
movey = 0,
|
||||
startx = dir === "right" ? min : max,
|
||||
starty = Math.round(random(0, this._height));
|
||||
if (/^(top|min)$/i.test(this._options.verticalPosition)) {
|
||||
starty = 0 + hide
|
||||
} else if (/^(middle|center)$/i.test(this._options.verticalPosition)) {
|
||||
starty = this._height / 2
|
||||
} else if (/^(bottom|max)$/i.test(this._options.verticalPosition)) {
|
||||
starty = this._height - hide
|
||||
}
|
||||
var ribbon = [],
|
||||
point1 = new Point(startx, starty),
|
||||
point2 = new Point(startx, starty),
|
||||
point3 = null,
|
||||
color = Math.round(random(0, 360)),
|
||||
delay = 0;
|
||||
while (true) {
|
||||
if (stop <= 0) break;
|
||||
stop--;
|
||||
movex = Math.round((Math.random() * 1 - 0.2) * this._options.horizontalSpeed);
|
||||
movey = Math.round((Math.random() * 1 - 0.5) * (this._height * 0.25));
|
||||
point3 = new Point();
|
||||
point3.copy(point2);
|
||||
if (dir === "right") {
|
||||
point3.add(movex, movey);
|
||||
if (point2.x >= max) break
|
||||
} else if (dir === "left") {
|
||||
point3.subtract(movex, movey);
|
||||
if (point2.x <= min) break
|
||||
}
|
||||
ribbon.push({
|
||||
point1: new Point(point1.x, point1.y),
|
||||
point2: new Point(point2.x, point2.y),
|
||||
point3: point3,
|
||||
color: color,
|
||||
delay: delay,
|
||||
dir: dir,
|
||||
alpha: 0,
|
||||
phase: 0
|
||||
});
|
||||
point1.copy(point2);
|
||||
point2.copy(point3);
|
||||
delay += 4;
|
||||
color += this._options.colorCycleSpeed
|
||||
}
|
||||
this._ribbons.push(ribbon)
|
||||
},
|
||||
_drawRibbonSection: function(section) {
|
||||
if (section) {
|
||||
if (section.phase >= 1 && section.alpha <= 0) {
|
||||
return true
|
||||
}
|
||||
if (section.delay <= 0) {
|
||||
section.phase += 0.02;
|
||||
section.alpha = Math.sin(section.phase) * 1;
|
||||
section.alpha = section.alpha <= 0 ? 0 : section.alpha;
|
||||
section.alpha = section.alpha >= 1 ? 1 : section.alpha;
|
||||
if (this._options.animateSections) {
|
||||
var mod = Math.sin(1 + section.phase * Math.PI / 2) * 0.1;
|
||||
if (section.dir === "right") {
|
||||
section.point1.add(mod, 0);
|
||||
section.point2.add(mod, 0);
|
||||
section.point3.add(mod, 0)
|
||||
} else {
|
||||
section.point1.subtract(mod, 0);
|
||||
section.point2.subtract(mod, 0);
|
||||
section.point3.subtract(mod, 0)
|
||||
}
|
||||
section.point1.add(0, mod);
|
||||
section.point2.add(0, mod);
|
||||
section.point3.add(0, mod)
|
||||
}
|
||||
} else {
|
||||
section.delay -= 0.5
|
||||
}
|
||||
var s = this._options.colorSaturation,
|
||||
l = this._options.colorBrightness,
|
||||
c = "hsla(" + section.color + ", " + s + ", " + l + ", " + section.alpha + " )";
|
||||
this._context.save();
|
||||
if (this._options.parallaxAmount !== 0) {
|
||||
this._context.translate(0, this._scroll * this._options.parallaxAmount)
|
||||
}
|
||||
this._context.beginPath();
|
||||
this._context.moveTo(section.point1.x, section.point1.y);
|
||||
this._context.lineTo(section.point2.x, section.point2.y);
|
||||
this._context.lineTo(section.point3.x, section.point3.y);
|
||||
this._context.fillStyle = c;
|
||||
this._context.fill();
|
||||
if (this._options.strokeSize > 0) {
|
||||
this._context.lineWidth = this._options.strokeSize;
|
||||
this._context.strokeStyle = c;
|
||||
this._context.lineCap = "round";
|
||||
this._context.stroke()
|
||||
}
|
||||
this._context.restore()
|
||||
}
|
||||
return false
|
||||
},
|
||||
_onDraw: function() {
|
||||
for (var i = 0, t = this._ribbons.length; i < t; ++i) {
|
||||
if (!this._ribbons[i]) {
|
||||
this._ribbons.splice(i, 1)
|
||||
}
|
||||
}
|
||||
this._context.clearRect(0, 0, this._width, this._height);
|
||||
for (var a = 0; a < this._ribbons.length; ++a) {
|
||||
var ribbon = this._ribbons[a],
|
||||
numSections = ribbon.length,
|
||||
numDone = 0;
|
||||
for (var b = 0; b < numSections; ++b) {
|
||||
if (this._drawRibbonSection(ribbon[b])) {
|
||||
numDone++
|
||||
}
|
||||
}
|
||||
if (numDone >= numSections) {
|
||||
this._ribbons[a] = null
|
||||
}
|
||||
}
|
||||
if (this._ribbons.length < this._options.ribbonCount) {
|
||||
this.addRibbon()
|
||||
}
|
||||
requestAnimationFrame(this._onDraw)
|
||||
},
|
||||
_onResize: function(e) {
|
||||
var screen = screenInfo(e);
|
||||
this._width = screen.width;
|
||||
this._height = screen.height;
|
||||
if (this._canvas) {
|
||||
this._canvas.width = this._width;
|
||||
this._canvas.height = this._height;
|
||||
if (this._context) {
|
||||
this._context.globalAlpha = this._options.colorAlpha
|
||||
}
|
||||
}
|
||||
},
|
||||
_onScroll: function(e) {
|
||||
var screen = screenInfo(e);
|
||||
this._scroll = screen.scrolly
|
||||
}
|
||||
};
|
||||
return Factory
|
||||
});
|
||||
new Ribbons({
|
||||
colorSaturation: "60%",
|
||||
colorBrightness: "50%",
|
||||
colorAlpha: 0.5,
|
||||
colorCycleSpeed: 5,
|
||||
verticalPosition: "random",
|
||||
horizontalSpeed: 200,
|
||||
ribbonCount: 3,
|
||||
strokeSize: 0,
|
||||
parallaxAmount: -0.2,
|
||||
animateSections: true
|
||||
});
|
||||
Reference in New Issue
Block a user