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605
assets/js/libraries/particles.js
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605
assets/js/libraries/particles.js
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/* -----------------------------------------------
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/* Author : Vincent Garreau - vincentgarreau.com
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/* MIT license: http://opensource.org/licenses/MIT
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/* Demo / Generator : vincentgarreau.com/particles.js
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/* GitHub : github.com/VincentGarreau/particles.js
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/* How to use? : Check the GitHub README
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/* v2.0.0
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/* ----------------------------------------------- */
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function hexToRgb(e) {
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var a = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
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e = e.replace(a, function(e, a, t, i) {
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return a + a + t + t + i + i
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});
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var t = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(e);
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return t ? {
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r: parseInt(t[1], 16),
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g: parseInt(t[2], 16),
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b: parseInt(t[3], 16)
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} : null
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}
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function clamp(e, a, t) {
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return Math.min(Math.max(e, a), t)
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}
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function isInArray(e, a) {
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return a.indexOf(e) > -1
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}
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var pJS = function(e, a) {
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var t = document.querySelector("#" + e + " > .particles-js-canvas-el");
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this.pJS = {
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canvas: {
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el: t,
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w: t.offsetWidth,
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h: t.offsetHeight
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},
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particles: {
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number: {
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value: 400,
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density: {
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enable: !0,
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value_area: 800
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}
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},
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color: {
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value: "#fff"
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},
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shape: {
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type: "circle",
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stroke: {
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width: 0,
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color: "#ff0000"
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},
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polygon: {
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nb_sides: 5
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},
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image: {
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src: "",
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width: 100,
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height: 100
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}
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},
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opacity: {
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value: 1,
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random: !1,
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anim: {
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enable: !1,
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speed: 2,
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opacity_min: 0,
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sync: !1
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}
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},
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size: {
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value: 20,
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random: !1,
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anim: {
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enable: !1,
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speed: 20,
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size_min: 0,
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sync: !1
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}
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},
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line_linked: {
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enable: !0,
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distance: 100,
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color: "#fff",
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opacity: 1,
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width: 1
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},
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move: {
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enable: !0,
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speed: 2,
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direction: "none",
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random: !1,
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straight: !1,
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out_mode: "out",
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bounce: !1,
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attract: {
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enable: !1,
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rotateX: 3e3,
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rotateY: 3e3
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}
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},
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array: []
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},
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interactivity: {
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detect_on: "canvas",
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events: {
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onhover: {
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enable: !0,
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mode: "grab"
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},
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onclick: {
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enable: !0,
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mode: "push"
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},
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resize: !0
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},
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modes: {
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grab: {
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distance: 100,
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line_linked: {
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opacity: 1
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}
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},
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bubble: {
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distance: 200,
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size: 80,
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duration: .4
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},
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repulse: {
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distance: 200,
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duration: .4
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},
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push: {
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particles_nb: 4
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},
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remove: {
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particles_nb: 2
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}
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},
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mouse: {}
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},
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retina_detect: !1,
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fn: {
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interact: {},
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modes: {},
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vendors: {}
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},
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tmp: {}
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};
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var i = this.pJS;
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a && Object.deepExtend(i, a), i.tmp.obj = {
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size_value: i.particles.size.value,
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size_anim_speed: i.particles.size.anim.speed,
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move_speed: i.particles.move.speed,
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line_linked_distance: i.particles.line_linked.distance,
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line_linked_width: i.particles.line_linked.width,
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mode_grab_distance: i.interactivity.modes.grab.distance,
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mode_bubble_distance: i.interactivity.modes.bubble.distance,
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mode_bubble_size: i.interactivity.modes.bubble.size,
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mode_repulse_distance: i.interactivity.modes.repulse.distance
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}, i.fn.retinaInit = function() {
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i.retina_detect && window.devicePixelRatio > 1 ? (i.canvas.pxratio = window.devicePixelRatio, i.tmp.retina = !0) : (i.canvas.pxratio = 1, i.tmp.retina = !1), i.canvas.w = i.canvas.el.offsetWidth * i.canvas.pxratio, i.canvas.h = i.canvas.el.offsetHeight * i.canvas.pxratio, i.particles.size.value = i.tmp.obj.size_value * i.canvas.pxratio, i.particles.size.anim.speed = i.tmp.obj.size_anim_speed * i.canvas.pxratio, i.particles.move.speed = i.tmp.obj.move_speed * i.canvas.pxratio, i.particles.line_linked.distance = i.tmp.obj.line_linked_distance * i.canvas.pxratio, i.interactivity.modes.grab.distance = i.tmp.obj.mode_grab_distance * i.canvas.pxratio, i.interactivity.modes.bubble.distance = i.tmp.obj.mode_bubble_distance * i.canvas.pxratio, i.particles.line_linked.width = i.tmp.obj.line_linked_width * i.canvas.pxratio, i.interactivity.modes.bubble.size = i.tmp.obj.mode_bubble_size * i.canvas.pxratio, i.interactivity.modes.repulse.distance = i.tmp.obj.mode_repulse_distance * i.canvas.pxratio
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}, i.fn.canvasInit = function() {
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i.canvas.ctx = i.canvas.el.getContext("2d")
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}, i.fn.canvasSize = function() {
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i.canvas.el.width = i.canvas.w, i.canvas.el.height = i.canvas.h, i && i.interactivity.events.resize && window.addEventListener("resize", function() {
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i.canvas.w = i.canvas.el.offsetWidth, i.canvas.h = i.canvas.el.offsetHeight, i.tmp.retina && (i.canvas.w *= i.canvas.pxratio, i.canvas.h *= i.canvas.pxratio), i.canvas.el.width = i.canvas.w, i.canvas.el.height = i.canvas.h, i.particles.move.enable || (i.fn.particlesEmpty(), i.fn.particlesCreate(), i.fn.particlesDraw(), i.fn.vendors.densityAutoParticles()), i.fn.vendors.densityAutoParticles()
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})
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}, i.fn.canvasPaint = function() {
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i.canvas.ctx.fillRect(0, 0, i.canvas.w, i.canvas.h)
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}, i.fn.canvasClear = function() {
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i.canvas.ctx.clearRect(0, 0, i.canvas.w, i.canvas.h)
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}, i.fn.particle = function(e, a, t) {
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if (this.radius = (i.particles.size.random ? Math.random() : 1) * i.particles.size.value, i.particles.size.anim.enable && (this.size_status = !1, this.vs = i.particles.size.anim.speed / 100, i.particles.size.anim.sync || (this.vs = this.vs * Math.random())), this.x = t ? t.x : Math.random() * i.canvas.w, this.y = t ? t.y : Math.random() * i.canvas.h, this.x > i.canvas.w - 2 * this.radius ? this.x = this.x - this.radius : this.x < 2 * this.radius && (this.x = this.x + this.radius), this.y > i.canvas.h - 2 * this.radius ? this.y = this.y - this.radius : this.y < 2 * this.radius && (this.y = this.y + this.radius), i.particles.move.bounce && i.fn.vendors.checkOverlap(this, t), this.color = {}, "object" == typeof e.value)
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if (e.value instanceof Array) {
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var s = e.value[Math.floor(Math.random() * i.particles.color.value.length)];
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this.color.rgb = hexToRgb(s)
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} else void 0 != e.value.r && void 0 != e.value.g && void 0 != e.value.b && (this.color.rgb = {
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r: e.value.r,
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g: e.value.g,
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b: e.value.b
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}), void 0 != e.value.h && void 0 != e.value.s && void 0 != e.value.l && (this.color.hsl = {
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h: e.value.h,
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s: e.value.s,
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l: e.value.l
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});
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else "random" == e.value ? this.color.rgb = {
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r: Math.floor(256 * Math.random()) + 0,
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g: Math.floor(256 * Math.random()) + 0,
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b: Math.floor(256 * Math.random()) + 0
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} : "string" == typeof e.value && (this.color = e, this.color.rgb = hexToRgb(this.color.value));
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this.opacity = (i.particles.opacity.random ? Math.random() : 1) * i.particles.opacity.value, i.particles.opacity.anim.enable && (this.opacity_status = !1, this.vo = i.particles.opacity.anim.speed / 100, i.particles.opacity.anim.sync || (this.vo = this.vo * Math.random()));
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var n = {};
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switch (i.particles.move.direction) {
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case "top":
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n = {
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x: 0,
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y: -1
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};
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break;
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case "top-right":
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n = {
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x: .5,
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y: -.5
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};
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break;
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case "right":
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n = {
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x: 1,
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y: -0
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};
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break;
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case "bottom-right":
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n = {
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x: .5,
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y: .5
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};
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break;
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case "bottom":
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n = {
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x: 0,
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y: 1
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};
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break;
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case "bottom-left":
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n = {
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x: -.5,
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y: 1
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};
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break;
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case "left":
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n = {
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x: -1,
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y: 0
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};
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break;
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case "top-left":
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n = {
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x: -.5,
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y: -.5
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};
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break;
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default:
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n = {
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x: 0,
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y: 0
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}
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}
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i.particles.move.straight ? (this.vx = n.x, this.vy = n.y, i.particles.move.random && (this.vx = this.vx * Math.random(), this.vy = this.vy * Math.random())) : (this.vx = n.x + Math.random() - .5, this.vy = n.y + Math.random() - .5), this.vx_i = this.vx, this.vy_i = this.vy;
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var r = i.particles.shape.type;
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if ("object" == typeof r) {
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if (r instanceof Array) {
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var c = r[Math.floor(Math.random() * r.length)];
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this.shape = c
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}
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} else this.shape = r;
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if ("image" == this.shape) {
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var o = i.particles.shape;
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this.img = {
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src: o.image.src,
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ratio: o.image.width / o.image.height
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}, this.img.ratio || (this.img.ratio = 1), "svg" == i.tmp.img_type && void 0 != i.tmp.source_svg && (i.fn.vendors.createSvgImg(this), i.tmp.pushing && (this.img.loaded = !1))
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}
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}, i.fn.particle.prototype.draw = function() {
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function e() {
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i.canvas.ctx.drawImage(r, a.x - t, a.y - t, 2 * t, 2 * t / a.img.ratio)
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}
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var a = this;
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if (void 0 != a.radius_bubble) var t = a.radius_bubble;
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else var t = a.radius;
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if (void 0 != a.opacity_bubble) var s = a.opacity_bubble;
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else var s = a.opacity;
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if (a.color.rgb) var n = "rgba(" + a.color.rgb.r + "," + a.color.rgb.g + "," + a.color.rgb.b + "," + s + ")";
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else var n = "hsla(" + a.color.hsl.h + "," + a.color.hsl.s + "%," + a.color.hsl.l + "%," + s + ")";
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switch (i.canvas.ctx.fillStyle = n, i.canvas.ctx.beginPath(), a.shape) {
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case "circle":
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i.canvas.ctx.arc(a.x, a.y, t, 0, 2 * Math.PI, !1);
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break;
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case "edge":
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i.canvas.ctx.rect(a.x - t, a.y - t, 2 * t, 2 * t);
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break;
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case "triangle":
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i.fn.vendors.drawShape(i.canvas.ctx, a.x - t, a.y + t / 1.66, 2 * t, 3, 2);
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break;
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case "polygon":
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i.fn.vendors.drawShape(i.canvas.ctx, a.x - t / (i.particles.shape.polygon.nb_sides / 3.5), a.y - t / .76, 2.66 * t / (i.particles.shape.polygon.nb_sides / 3), i.particles.shape.polygon.nb_sides, 1);
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break;
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case "star":
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i.fn.vendors.drawShape(i.canvas.ctx, a.x - 2 * t / (i.particles.shape.polygon.nb_sides / 4), a.y - t / 1.52, 2 * t * 2.66 / (i.particles.shape.polygon.nb_sides / 3), i.particles.shape.polygon.nb_sides, 2);
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break;
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case "image":
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if ("svg" == i.tmp.img_type) var r = a.img.obj;
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else var r = i.tmp.img_obj;
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r && e()
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}
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i.canvas.ctx.closePath(), i.particles.shape.stroke.width > 0 && (i.canvas.ctx.strokeStyle = i.particles.shape.stroke.color, i.canvas.ctx.lineWidth = i.particles.shape.stroke.width, i.canvas.ctx.stroke()), i.canvas.ctx.fill()
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}, i.fn.particlesCreate = function() {
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for (var e = 0; e < i.particles.number.value; e++) i.particles.array.push(new i.fn.particle(i.particles.color, i.particles.opacity.value))
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}, i.fn.particlesUpdate = function() {
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for (var e = 0; e < i.particles.array.length; e++) {
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var a = i.particles.array[e];
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if (i.particles.move.enable) {
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var t = i.particles.move.speed / 2;
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a.x += a.vx * t, a.y += a.vy * t
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}
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if (i.particles.opacity.anim.enable && (1 == a.opacity_status ? (a.opacity >= i.particles.opacity.value && (a.opacity_status = !1), a.opacity += a.vo) : (a.opacity <= i.particles.opacity.anim.opacity_min && (a.opacity_status = !0), a.opacity -= a.vo), a.opacity < 0 && (a.opacity = 0)), i.particles.size.anim.enable && (1 == a.size_status ? (a.radius >= i.particles.size.value && (a.size_status = !1), a.radius += a.vs) : (a.radius <= i.particles.size.anim.size_min && (a.size_status = !0), a.radius -= a.vs), a.radius < 0 && (a.radius = 0)), "bounce" == i.particles.move.out_mode) var s = {
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x_left: a.radius,
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x_right: i.canvas.w,
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y_top: a.radius,
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y_bottom: i.canvas.h
|
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};
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else var s = {
|
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x_left: -a.radius,
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x_right: i.canvas.w + a.radius,
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y_top: -a.radius,
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||||
y_bottom: i.canvas.h + a.radius
|
||||
};
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switch (a.x - a.radius > i.canvas.w ? (a.x = s.x_left, a.y = Math.random() * i.canvas.h) : a.x + a.radius < 0 && (a.x = s.x_right, a.y = Math.random() * i.canvas.h), a.y - a.radius > i.canvas.h ? (a.y = s.y_top, a.x = Math.random() * i.canvas.w) : a.y + a.radius < 0 && (a.y = s.y_bottom, a.x = Math.random() * i.canvas.w), i.particles.move.out_mode) {
|
||||
case "bounce":
|
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a.x + a.radius > i.canvas.w ? a.vx = -a.vx : a.x - a.radius < 0 && (a.vx = -a.vx), a.y + a.radius > i.canvas.h ? a.vy = -a.vy : a.y - a.radius < 0 && (a.vy = -a.vy)
|
||||
}
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if (isInArray("grab", i.interactivity.events.onhover.mode) && i.fn.modes.grabParticle(a), (isInArray("bubble", i.interactivity.events.onhover.mode) || isInArray("bubble", i.interactivity.events.onclick.mode)) && i.fn.modes.bubbleParticle(a), (isInArray("repulse", i.interactivity.events.onhover.mode) || isInArray("repulse", i.interactivity.events.onclick.mode)) && i.fn.modes.repulseParticle(a), i.particles.line_linked.enable || i.particles.move.attract.enable)
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||||
for (var n = e + 1; n < i.particles.array.length; n++) {
|
||||
var r = i.particles.array[n];
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i.particles.line_linked.enable && i.fn.interact.linkParticles(a, r), i.particles.move.attract.enable && i.fn.interact.attractParticles(a, r), i.particles.move.bounce && i.fn.interact.bounceParticles(a, r)
|
||||
}
|
||||
}
|
||||
}, i.fn.particlesDraw = function() {
|
||||
i.canvas.ctx.clearRect(0, 0, i.canvas.w, i.canvas.h), i.fn.particlesUpdate();
|
||||
for (var e = 0; e < i.particles.array.length; e++) {
|
||||
var a = i.particles.array[e];
|
||||
a.draw()
|
||||
}
|
||||
}, i.fn.particlesEmpty = function() {
|
||||
i.particles.array = []
|
||||
}, i.fn.particlesRefresh = function() {
|
||||
cancelRequestAnimFrame(i.fn.checkAnimFrame), cancelRequestAnimFrame(i.fn.drawAnimFrame), i.tmp.source_svg = void 0, i.tmp.img_obj = void 0, i.tmp.count_svg = 0, i.fn.particlesEmpty(), i.fn.canvasClear(), i.fn.vendors.start()
|
||||
}, i.fn.interact.linkParticles = function(e, a) {
|
||||
var t = e.x - a.x,
|
||||
s = e.y - a.y,
|
||||
n = Math.sqrt(t * t + s * s);
|
||||
if (n <= i.particles.line_linked.distance) {
|
||||
var r = i.particles.line_linked.opacity - n / (1 / i.particles.line_linked.opacity) / i.particles.line_linked.distance;
|
||||
if (r > 0) {
|
||||
var c = i.particles.line_linked.color_rgb_line;
|
||||
i.canvas.ctx.strokeStyle = "rgba(" + c.r + "," + c.g + "," + c.b + "," + r + ")", i.canvas.ctx.lineWidth = i.particles.line_linked.width, i.canvas.ctx.beginPath(), i.canvas.ctx.moveTo(e.x, e.y), i.canvas.ctx.lineTo(a.x, a.y), i.canvas.ctx.stroke(), i.canvas.ctx.closePath()
|
||||
}
|
||||
}
|
||||
}, i.fn.interact.attractParticles = function(e, a) {
|
||||
var t = e.x - a.x,
|
||||
s = e.y - a.y,
|
||||
n = Math.sqrt(t * t + s * s);
|
||||
if (n <= i.particles.line_linked.distance) {
|
||||
var r = t / (1e3 * i.particles.move.attract.rotateX),
|
||||
c = s / (1e3 * i.particles.move.attract.rotateY);
|
||||
e.vx -= r, e.vy -= c, a.vx += r, a.vy += c
|
||||
}
|
||||
}, i.fn.interact.bounceParticles = function(e, a) {
|
||||
var t = e.x - a.x,
|
||||
i = e.y - a.y,
|
||||
s = Math.sqrt(t * t + i * i),
|
||||
n = e.radius + a.radius;
|
||||
n >= s && (e.vx = -e.vx, e.vy = -e.vy, a.vx = -a.vx, a.vy = -a.vy)
|
||||
}, i.fn.modes.pushParticles = function(e, a) {
|
||||
i.tmp.pushing = !0;
|
||||
for (var t = 0; e > t; t++) i.particles.array.push(new i.fn.particle(i.particles.color, i.particles.opacity.value, {
|
||||
x: a ? a.pos_x : Math.random() * i.canvas.w,
|
||||
y: a ? a.pos_y : Math.random() * i.canvas.h
|
||||
})), t == e - 1 && (i.particles.move.enable || i.fn.particlesDraw(), i.tmp.pushing = !1)
|
||||
}, i.fn.modes.removeParticles = function(e) {
|
||||
i.particles.array.splice(0, e), i.particles.move.enable || i.fn.particlesDraw()
|
||||
}, i.fn.modes.bubbleParticle = function(e) {
|
||||
function a() {
|
||||
e.opacity_bubble = e.opacity, e.radius_bubble = e.radius
|
||||
}
|
||||
|
||||
function t(a, t, s, n, c) {
|
||||
if (a != t)
|
||||
if (i.tmp.bubble_duration_end) {
|
||||
if (void 0 != s) {
|
||||
var o = n - p * (n - a) / i.interactivity.modes.bubble.duration,
|
||||
l = a - o;
|
||||
d = a + l, "size" == c && (e.radius_bubble = d), "opacity" == c && (e.opacity_bubble = d)
|
||||
}
|
||||
} else if (r <= i.interactivity.modes.bubble.distance) {
|
||||
if (void 0 != s) var v = s;
|
||||
else var v = n;
|
||||
if (v != a) {
|
||||
var d = n - p * (n - a) / i.interactivity.modes.bubble.duration;
|
||||
"size" == c && (e.radius_bubble = d), "opacity" == c && (e.opacity_bubble = d)
|
||||
}
|
||||
} else "size" == c && (e.radius_bubble = void 0), "opacity" == c && (e.opacity_bubble = void 0)
|
||||
}
|
||||
if (i.interactivity.events.onhover.enable && isInArray("bubble", i.interactivity.events.onhover.mode)) {
|
||||
var s = e.x - i.interactivity.mouse.pos_x,
|
||||
n = e.y - i.interactivity.mouse.pos_y,
|
||||
r = Math.sqrt(s * s + n * n),
|
||||
c = 1 - r / i.interactivity.modes.bubble.distance;
|
||||
if (r <= i.interactivity.modes.bubble.distance) {
|
||||
if (c >= 0 && "mousemove" == i.interactivity.status) {
|
||||
if (i.interactivity.modes.bubble.size != i.particles.size.value)
|
||||
if (i.interactivity.modes.bubble.size > i.particles.size.value) {
|
||||
var o = e.radius + i.interactivity.modes.bubble.size * c;
|
||||
o >= 0 && (e.radius_bubble = o)
|
||||
} else {
|
||||
var l = e.radius - i.interactivity.modes.bubble.size,
|
||||
o = e.radius - l * c;
|
||||
o > 0 ? e.radius_bubble = o : e.radius_bubble = 0
|
||||
}
|
||||
if (i.interactivity.modes.bubble.opacity != i.particles.opacity.value)
|
||||
if (i.interactivity.modes.bubble.opacity > i.particles.opacity.value) {
|
||||
var v = i.interactivity.modes.bubble.opacity * c;
|
||||
v > e.opacity && v <= i.interactivity.modes.bubble.opacity && (e.opacity_bubble = v)
|
||||
} else {
|
||||
var v = e.opacity - (i.particles.opacity.value - i.interactivity.modes.bubble.opacity) * c;
|
||||
v < e.opacity && v >= i.interactivity.modes.bubble.opacity && (e.opacity_bubble = v)
|
||||
}
|
||||
}
|
||||
} else a();
|
||||
"mouseleave" == i.interactivity.status && a()
|
||||
} else if (i.interactivity.events.onclick.enable && isInArray("bubble", i.interactivity.events.onclick.mode)) {
|
||||
if (i.tmp.bubble_clicking) {
|
||||
var s = e.x - i.interactivity.mouse.click_pos_x,
|
||||
n = e.y - i.interactivity.mouse.click_pos_y,
|
||||
r = Math.sqrt(s * s + n * n),
|
||||
p = ((new Date).getTime() - i.interactivity.mouse.click_time) / 1e3;
|
||||
p > i.interactivity.modes.bubble.duration && (i.tmp.bubble_duration_end = !0), p > 2 * i.interactivity.modes.bubble.duration && (i.tmp.bubble_clicking = !1, i.tmp.bubble_duration_end = !1)
|
||||
}
|
||||
i.tmp.bubble_clicking && (t(i.interactivity.modes.bubble.size, i.particles.size.value, e.radius_bubble, e.radius, "size"), t(i.interactivity.modes.bubble.opacity, i.particles.opacity.value, e.opacity_bubble, e.opacity, "opacity"))
|
||||
}
|
||||
}, i.fn.modes.repulseParticle = function(e) {
|
||||
function a() {
|
||||
var a = Math.atan2(d, p);
|
||||
if (e.vx = u * Math.cos(a), e.vy = u * Math.sin(a), "bounce" == i.particles.move.out_mode) {
|
||||
var t = {
|
||||
x: e.x + e.vx,
|
||||
y: e.y + e.vy
|
||||
};
|
||||
t.x + e.radius > i.canvas.w ? e.vx = -e.vx : t.x - e.radius < 0 && (e.vx = -e.vx), t.y + e.radius > i.canvas.h ? e.vy = -e.vy : t.y - e.radius < 0 && (e.vy = -e.vy)
|
||||
}
|
||||
}
|
||||
if (i.interactivity.events.onhover.enable && isInArray("repulse", i.interactivity.events.onhover.mode) && "mousemove" == i.interactivity.status) {
|
||||
var t = e.x - i.interactivity.mouse.pos_x,
|
||||
s = e.y - i.interactivity.mouse.pos_y,
|
||||
n = Math.sqrt(t * t + s * s),
|
||||
r = {
|
||||
x: t / n,
|
||||
y: s / n
|
||||
},
|
||||
c = i.interactivity.modes.repulse.distance,
|
||||
o = 100,
|
||||
l = clamp(1 / c * (-1 * Math.pow(n / c, 2) + 1) * c * o, 0, 50),
|
||||
v = {
|
||||
x: e.x + r.x * l,
|
||||
y: e.y + r.y * l
|
||||
};
|
||||
"bounce" == i.particles.move.out_mode ? (v.x - e.radius > 0 && v.x + e.radius < i.canvas.w && (e.x = v.x), v.y - e.radius > 0 && v.y + e.radius < i.canvas.h && (e.y = v.y)) : (e.x = v.x, e.y = v.y)
|
||||
} else if (i.interactivity.events.onclick.enable && isInArray("repulse", i.interactivity.events.onclick.mode))
|
||||
if (i.tmp.repulse_finish || (i.tmp.repulse_count++, i.tmp.repulse_count == i.particles.array.length && (i.tmp.repulse_finish = !0)), i.tmp.repulse_clicking) {
|
||||
var c = Math.pow(i.interactivity.modes.repulse.distance / 6, 3),
|
||||
p = i.interactivity.mouse.click_pos_x - e.x,
|
||||
d = i.interactivity.mouse.click_pos_y - e.y,
|
||||
m = p * p + d * d,
|
||||
u = -c / m * 1;
|
||||
c >= m && a()
|
||||
} else 0 == i.tmp.repulse_clicking && (e.vx = e.vx_i, e.vy = e.vy_i)
|
||||
}, i.fn.modes.grabParticle = function(e) {
|
||||
if (i.interactivity.events.onhover.enable && "mousemove" == i.interactivity.status) {
|
||||
var a = e.x - i.interactivity.mouse.pos_x,
|
||||
t = e.y - i.interactivity.mouse.pos_y,
|
||||
s = Math.sqrt(a * a + t * t);
|
||||
if (s <= i.interactivity.modes.grab.distance) {
|
||||
var n = i.interactivity.modes.grab.line_linked.opacity - s / (1 / i.interactivity.modes.grab.line_linked.opacity) / i.interactivity.modes.grab.distance;
|
||||
if (n > 0) {
|
||||
var r = i.particles.line_linked.color_rgb_line;
|
||||
i.canvas.ctx.strokeStyle = "rgba(" + r.r + "," + r.g + "," + r.b + "," + n + ")", i.canvas.ctx.lineWidth = i.particles.line_linked.width, i.canvas.ctx.beginPath(), i.canvas.ctx.moveTo(e.x, e.y), i.canvas.ctx.lineTo(i.interactivity.mouse.pos_x, i.interactivity.mouse.pos_y), i.canvas.ctx.stroke(), i.canvas.ctx.closePath()
|
||||
}
|
||||
}
|
||||
}
|
||||
}, i.fn.vendors.eventsListeners = function() {
|
||||
"window" == i.interactivity.detect_on ? i.interactivity.el = window : i.interactivity.el = i.canvas.el, (i.interactivity.events.onhover.enable || i.interactivity.events.onclick.enable) && (i.interactivity.el.addEventListener("mousemove", function(e) {
|
||||
if (i.interactivity.el == window) var a = e.clientX,
|
||||
t = e.clientY;
|
||||
else var a = e.offsetX || e.clientX,
|
||||
t = e.offsetY || e.clientY;
|
||||
i.interactivity.mouse.pos_x = a, i.interactivity.mouse.pos_y = t, i.tmp.retina && (i.interactivity.mouse.pos_x *= i.canvas.pxratio, i.interactivity.mouse.pos_y *= i.canvas.pxratio), i.interactivity.status = "mousemove"
|
||||
}), i.interactivity.el.addEventListener("mouseleave", function(e) {
|
||||
i.interactivity.mouse.pos_x = null, i.interactivity.mouse.pos_y = null, i.interactivity.status = "mouseleave"
|
||||
})), i.interactivity.events.onclick.enable && i.interactivity.el.addEventListener("click", function() {
|
||||
if (i.interactivity.mouse.click_pos_x = i.interactivity.mouse.pos_x, i.interactivity.mouse.click_pos_y = i.interactivity.mouse.pos_y, i.interactivity.mouse.click_time = (new Date).getTime(), i.interactivity.events.onclick.enable) switch (i.interactivity.events.onclick.mode) {
|
||||
case "push":
|
||||
i.particles.move.enable ? i.fn.modes.pushParticles(i.interactivity.modes.push.particles_nb, i.interactivity.mouse) : 1 == i.interactivity.modes.push.particles_nb ? i.fn.modes.pushParticles(i.interactivity.modes.push.particles_nb, i.interactivity.mouse) : i.interactivity.modes.push.particles_nb > 1 && i.fn.modes.pushParticles(i.interactivity.modes.push.particles_nb);
|
||||
break;
|
||||
case "remove":
|
||||
i.fn.modes.removeParticles(i.interactivity.modes.remove.particles_nb);
|
||||
break;
|
||||
case "bubble":
|
||||
i.tmp.bubble_clicking = !0;
|
||||
break;
|
||||
case "repulse":
|
||||
i.tmp.repulse_clicking = !0, i.tmp.repulse_count = 0, i.tmp.repulse_finish = !1, setTimeout(function() {
|
||||
i.tmp.repulse_clicking = !1
|
||||
}, 1e3 * i.interactivity.modes.repulse.duration)
|
||||
}
|
||||
})
|
||||
}, i.fn.vendors.densityAutoParticles = function() {
|
||||
if (i.particles.number.density.enable) {
|
||||
var e = i.canvas.el.width * i.canvas.el.height / 1e3;
|
||||
i.tmp.retina && (e /= 2 * i.canvas.pxratio);
|
||||
var a = e * i.particles.number.value / i.particles.number.density.value_area,
|
||||
t = i.particles.array.length - a;
|
||||
0 > t ? i.fn.modes.pushParticles(Math.abs(t)) : i.fn.modes.removeParticles(t)
|
||||
}
|
||||
}, i.fn.vendors.checkOverlap = function(e, a) {
|
||||
for (var t = 0; t < i.particles.array.length; t++) {
|
||||
var s = i.particles.array[t],
|
||||
n = e.x - s.x,
|
||||
r = e.y - s.y,
|
||||
c = Math.sqrt(n * n + r * r);
|
||||
c <= e.radius + s.radius && (e.x = a ? a.x : Math.random() * i.canvas.w, e.y = a ? a.y : Math.random() * i.canvas.h, i.fn.vendors.checkOverlap(e))
|
||||
}
|
||||
}, i.fn.vendors.createSvgImg = function(e) {
|
||||
var a = i.tmp.source_svg,
|
||||
t = /#([0-9A-F]{3,6})/gi,
|
||||
s = a.replace(t, function(a, t, i, s) {
|
||||
if (e.color.rgb) var n = "rgba(" + e.color.rgb.r + "," + e.color.rgb.g + "," + e.color.rgb.b + "," + e.opacity + ")";
|
||||
else var n = "hsla(" + e.color.hsl.h + "," + e.color.hsl.s + "%," + e.color.hsl.l + "%," + e.opacity + ")";
|
||||
return n
|
||||
}),
|
||||
n = new Blob([s], {
|
||||
type: "image/svg+xml;charset=utf-8"
|
||||
}),
|
||||
r = window.URL || window.webkitURL || window,
|
||||
c = r.createObjectURL(n),
|
||||
o = new Image;
|
||||
o.addEventListener("load", function() {
|
||||
e.img.obj = o, e.img.loaded = !0, r.revokeObjectURL(c), i.tmp.count_svg++
|
||||
}), o.src = c
|
||||
}, i.fn.vendors.destroypJS = function() {
|
||||
cancelAnimationFrame(i.fn.drawAnimFrame), t.remove(), pJSDom = null
|
||||
}, i.fn.vendors.drawShape = function(e, a, t, i, s, n) {
|
||||
var r = s * n,
|
||||
c = s / n,
|
||||
o = 180 * (c - 2) / c,
|
||||
l = Math.PI - Math.PI * o / 180;
|
||||
e.save(), e.beginPath(), e.translate(a, t), e.moveTo(0, 0);
|
||||
for (var v = 0; r > v; v++) e.lineTo(i, 0), e.translate(i, 0), e.rotate(l);
|
||||
e.fill(), e.restore()
|
||||
}, i.fn.vendors.exportImg = function() {
|
||||
window.open(i.canvas.el.toDataURL("image/png"), "_blank")
|
||||
}, i.fn.vendors.loadImg = function(e) {
|
||||
if (i.tmp.img_error = void 0, "" != i.particles.shape.image.src)
|
||||
if ("svg" == e) {
|
||||
var a = new XMLHttpRequest;
|
||||
a.open("GET", i.particles.shape.image.src), a.onreadystatechange = function(e) {
|
||||
4 == a.readyState && (200 == a.status ? (i.tmp.source_svg = e.currentTarget.response, i.fn.vendors.checkBeforeDraw()) : (console.log("Error pJS - Image not found"), i.tmp.img_error = !0))
|
||||
}, a.send()
|
||||
} else {
|
||||
var t = new Image;
|
||||
t.addEventListener("load", function() {
|
||||
i.tmp.img_obj = t, i.fn.vendors.checkBeforeDraw()
|
||||
}), t.src = i.particles.shape.image.src
|
||||
} else console.log("Error pJS - No image.src"), i.tmp.img_error = !0
|
||||
}, i.fn.vendors.draw = function() {
|
||||
"image" == i.particles.shape.type ? "svg" == i.tmp.img_type ? i.tmp.count_svg >= i.particles.number.value ? (i.fn.particlesDraw(), i.particles.move.enable ? i.fn.drawAnimFrame = requestAnimFrame(i.fn.vendors.draw) : cancelRequestAnimFrame(i.fn.drawAnimFrame)) : i.tmp.img_error || (i.fn.drawAnimFrame = requestAnimFrame(i.fn.vendors.draw)) : void 0 != i.tmp.img_obj ? (i.fn.particlesDraw(), i.particles.move.enable ? i.fn.drawAnimFrame = requestAnimFrame(i.fn.vendors.draw) : cancelRequestAnimFrame(i.fn.drawAnimFrame)) : i.tmp.img_error || (i.fn.drawAnimFrame = requestAnimFrame(i.fn.vendors.draw)) : (i.fn.particlesDraw(), i.particles.move.enable ? i.fn.drawAnimFrame = requestAnimFrame(i.fn.vendors.draw) : cancelRequestAnimFrame(i.fn.drawAnimFrame))
|
||||
}, i.fn.vendors.checkBeforeDraw = function() {
|
||||
"image" == i.particles.shape.type ? "svg" == i.tmp.img_type && void 0 == i.tmp.source_svg ? i.tmp.checkAnimFrame = requestAnimFrame(check) : (cancelRequestAnimFrame(i.tmp.checkAnimFrame), i.tmp.img_error || (i.fn.vendors.init(), i.fn.vendors.draw())) : (i.fn.vendors.init(), i.fn.vendors.draw())
|
||||
}, i.fn.vendors.init = function() {
|
||||
i.fn.retinaInit(), i.fn.canvasInit(), i.fn.canvasSize(), i.fn.canvasPaint(), i.fn.particlesCreate(), i.fn.vendors.densityAutoParticles(), i.particles.line_linked.color_rgb_line = hexToRgb(i.particles.line_linked.color)
|
||||
}, i.fn.vendors.start = function() {
|
||||
isInArray("image", i.particles.shape.type) ? (i.tmp.img_type = i.particles.shape.image.src.substr(i.particles.shape.image.src.length - 3), i.fn.vendors.loadImg(i.tmp.img_type)) : i.fn.vendors.checkBeforeDraw()
|
||||
}, i.fn.vendors.eventsListeners(), i.fn.vendors.start()
|
||||
};
|
||||
Object.deepExtend = function(e, a) {
|
||||
for (var t in a) a[t] && a[t].constructor && a[t].constructor === Object ? (e[t] = e[t] || {}, arguments.callee(e[t], a[t])) : e[t] = a[t];
|
||||
return e
|
||||
}, window.requestAnimFrame = function() {
|
||||
return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || function(e) {
|
||||
window.setTimeout(e, 1e3 / 60)
|
||||
}
|
||||
}(), window.cancelRequestAnimFrame = function() {
|
||||
return window.cancelAnimationFrame || window.webkitCancelRequestAnimationFrame || window.mozCancelRequestAnimationFrame || window.oCancelRequestAnimationFrame || window.msCancelRequestAnimationFrame || clearTimeout
|
||||
}(), window.pJSDom = [], window.particlesJS = function(e, a) {
|
||||
"string" != typeof e && (a = e, e = "particles-js"), e || (e = "particles-js");
|
||||
var t = document.getElementById(e),
|
||||
i = "particles-js-canvas-el",
|
||||
s = t.getElementsByClassName(i);
|
||||
if (s.length)
|
||||
for (; s.length > 0;) t.removeChild(s[0]);
|
||||
var n = document.createElement("canvas");
|
||||
n.className = i, n.style.width = "100%", n.style.height = "100%";
|
||||
var r = document.getElementById(e).appendChild(n);
|
||||
null != r && pJSDom.push(new pJS(e, a))
|
||||
}, window.particlesJS.load = function(e, a, t) {
|
||||
var i = new XMLHttpRequest;
|
||||
i.open("GET", a), i.onreadystatechange = function(a) {
|
||||
if (4 == i.readyState)
|
||||
if (200 == i.status) {
|
||||
var s = JSON.parse(a.currentTarget.response);
|
||||
window.particlesJS(e, s), t && t()
|
||||
} else console.log("Error pJS - XMLHttpRequest status: " + i.status), console.log("Error pJS - File config not found")
|
||||
}, i.send()
|
||||
};
|
||||
Loading…
Add table
Add a link
Reference in a new issue