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particles.js
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particles.js
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/* -----------------------------------------------
/* Author : Vincent Garreau - vincentgarreau.com
/* MIT license: http://opensource.org/licenses/MIT
/* Demo / Generator : vincentgarreau.com/particles.js
/* GitHub : github.com/VincentGarreau/particles.js
/* How to use? : Check the GitHub README
/* v2.0.0
/* ----------------------------------------------- */
function hexToRgb(e) {
var a = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
e = e.replace(a, function (e, a, t, i) {
return a + a + t + t + i + i;
});
var t = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(e);
return t
? {
r: parseInt(t[1], 16),
g: parseInt(t[2], 16),
b: parseInt(t[3], 16),
}
: null;
}
function clamp(e, a, t) {
return Math.min(Math.max(e, a), t);
}
function isInArray(e, a) {
return a.indexOf(e) > -1;
}
var pJS = function (e, a) {
var t = document.querySelector("#" + e + " > .particles-js-canvas-el");
this.pJS = {
canvas: { el: t, w: t.offsetWidth, h: t.offsetHeight },
particles: {
number: { value: 400, density: { enable: !0, value_area: 800 } },
color: { value: "#fff" },
shape: {
type: "circle",
stroke: { width: 0, color: "#ff0000" },
polygon: { nb_sides: 5 },
image: { src: "", width: 100, height: 100 },
},
opacity: {
value: 1,
random: !1,
anim: { enable: !1, speed: 2, opacity_min: 0, sync: !1 },
},
size: {
value: 20,
random: !1,
anim: { enable: !1, speed: 20, size_min: 0, sync: !1 },
},
line_linked: {
enable: !0,
distance: 100,
color: "#fff",
opacity: 1,
width: 1,
},
move: {
enable: !0,
speed: 2,
direction: "none",
random: !1,
straight: !1,
out_mode: "out",
bounce: !1,
attract: { enable: !1, rotateX: 3e3, rotateY: 3e3 },
},
array: [],
},
interactivity: {
detect_on: "canvas",
events: {
onhover: { enable: !0, mode: "grab" },
onclick: { enable: !0, mode: "push" },
resize: !0,
},
modes: {
grab: { distance: 100, line_linked: { opacity: 1 } },
bubble: { distance: 200, size: 80, duration: 0.4 },
repulse: { distance: 200, duration: 0.4 },
push: { particles_nb: 4 },
remove: { particles_nb: 2 },
},
mouse: {},
},
retina_detect: !1,
fn: { interact: {}, modes: {}, vendors: {} },
tmp: {},
};
var i = this.pJS;
a && Object.deepExtend(i, a),
(i.tmp.obj = {
size_value: i.particles.size.value,
size_anim_speed: i.particles.size.anim.speed,
move_speed: i.particles.move.speed,
line_linked_distance: i.particles.line_linked.distance,
line_linked_width: i.particles.line_linked.width,
mode_grab_distance: i.interactivity.modes.grab.distance,
mode_bubble_distance: i.interactivity.modes.bubble.distance,
mode_bubble_size: i.interactivity.modes.bubble.size,
mode_repulse_distance: i.interactivity.modes.repulse.distance,
}),
(i.fn.retinaInit = function () {
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);
}),
(i.fn.canvasInit = function () {
i.canvas.ctx = i.canvas.el.getContext("2d");
}),
(i.fn.canvasSize = function () {
(i.canvas.el.width = i.canvas.w),
(i.canvas.el.height = i.canvas.h),
i &&
i.interactivity.events.resize &&
window.addEventListener("resize", function () {
(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();
});
}),
(i.fn.canvasPaint = function () {
i.canvas.ctx.fillRect(0, 0, i.canvas.w, i.canvas.h);
}),
(i.fn.canvasClear = function () {
i.canvas.ctx.clearRect(0, 0, i.canvas.w, i.canvas.h);
}),
(i.fn.particle = function (e, a, t) {
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)
)
if (e.value instanceof Array) {
var s =
e.value[
Math.floor(
Math.random() * i.particles.color.value.length
)
];
this.color.rgb = hexToRgb(s);
} else
void 0 != e.value.r &&
void 0 != e.value.g &&
void 0 != e.value.b &&
(this.color.rgb = {
r: e.value.r,
g: e.value.g,
b: e.value.b,
}),
void 0 != e.value.h &&
void 0 != e.value.s &&
void 0 != e.value.l &&
(this.color.hsl = {
h: e.value.h,
s: e.value.s,
l: e.value.l,
});
else
"random" == e.value
? (this.color.rgb = {
r: Math.floor(256 * Math.random()) + 0,
g: Math.floor(256 * Math.random()) + 0,
b: Math.floor(256 * Math.random()) + 0,
})
: "string" == typeof e.value &&
((this.color = e),
(this.color.rgb = hexToRgb(this.color.value)));
(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()));
var n = {};
switch (i.particles.move.direction) {
case "top":
n = { x: 0, y: -1 };
break;
case "top-right":
n = { x: 0.5, y: -0.5 };
break;
case "right":
n = { x: 1, y: -0 };
break;
case "bottom-right":
n = { x: 0.5, y: 0.5 };
break;
case "bottom":
n = { x: 0, y: 1 };
break;
case "bottom-left":
n = { x: -0.5, y: 1 };
break;
case "left":
n = { x: -1, y: 0 };
break;
case "top-left":
n = { x: -0.5, y: -0.5 };
break;
default:
n = { x: 0, y: 0 };
}
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() - 0.5),
(this.vy = n.y + Math.random() - 0.5)),
(this.vx_i = this.vx),
(this.vy_i = this.vy);
var r = i.particles.shape.type;
if ("object" == typeof r) {
if (r instanceof Array) {
var c = r[Math.floor(Math.random() * r.length)];
this.shape = c;
}
} else this.shape = r;
if ("image" == this.shape) {
var o = i.particles.shape;
(this.img = {
src: o.image.src,
ratio: o.image.width / o.image.height,
}),
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));
}
}),
(i.fn.particle.prototype.draw = function () {
function e() {
i.canvas.ctx.drawImage(
r,
a.x - t,
a.y - t,
2 * t,
(2 * t) / a.img.ratio
);
}
var a = this;
if (void 0 != a.radius_bubble) var t = a.radius_bubble;
else var t = a.radius;
if (void 0 != a.opacity_bubble) var s = a.opacity_bubble;
else var s = a.opacity;
if (a.color.rgb)
var n =
"rgba(" +
a.color.rgb.r +
"," +
a.color.rgb.g +
"," +
a.color.rgb.b +
"," +
s +
")";
else
var n =
"hsla(" +
a.color.hsl.h +
"," +
a.color.hsl.s +
"%," +
a.color.hsl.l +
"%," +
s +
")";
switch (
((i.canvas.ctx.fillStyle = n),
i.canvas.ctx.beginPath(),
a.shape)
) {
case "circle":
i.canvas.ctx.arc(a.x, a.y, t, 0, 2 * Math.PI, !1);
break;
case "edge":
i.canvas.ctx.rect(a.x - t, a.y - t, 2 * t, 2 * t);
break;
case "triangle":
i.fn.vendors.drawShape(
i.canvas.ctx,
a.x - t,
a.y + t / 1.66,
2 * t,
3,
2
);
break;
case "polygon":
i.fn.vendors.drawShape(
i.canvas.ctx,
a.x - t / (i.particles.shape.polygon.nb_sides / 3.5),
a.y - t / 0.76,
(2.66 * t) / (i.particles.shape.polygon.nb_sides / 3),
i.particles.shape.polygon.nb_sides,
1
);
break;
case "star":
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
);
break;
case "image":
if ("svg" == i.tmp.img_type) var r = a.img.obj;
else var r = i.tmp.img_obj;
r && e();
}
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();
}),
(i.fn.particlesCreate = function () {
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
)
);
}),
(i.fn.particlesUpdate = function () {
for (var e = 0; e < i.particles.array.length; e++) {
var a = i.particles.array[e];
if (i.particles.move.enable) {
var t = i.particles.move.speed / 2;
(a.x += a.vx * t), (a.y += a.vy * t);
}
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 = {
x_left: a.radius,
x_right: i.canvas.w,
y_top: a.radius,
y_bottom: i.canvas.h,
};
else
var s = {
x_left: -a.radius,
x_right: i.canvas.w + a.radius,
y_top: -a.radius,
y_bottom: i.canvas.h + a.radius,
};
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":
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);
}
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)
)
for (var n = e + 1; n < i.particles.array.length; n++) {
var r = i.particles.array[n];
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 () {