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Submitted URL: http://sigmacirebon.com/wp-content/plugins/royal-elementor-addons/assets/js/lib/particles/particles.js?ver=3.0.6
Effective URL: https://sigmacirebon.com/wp-content/plugins/royal-elementor-addons/assets/js/lib/particles/particles.js?ver=3.0.6
Submission: On August 23 via api from US — Scanned from US
Effective URL: https://sigmacirebon.com/wp-content/plugins/royal-elementor-addons/assets/js/lib/particles/particles.js?ver=3.0.6
Submission: On August 23 via api from US — Scanned from US
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Text Content
/* -----------------------------------------------
/* 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
/* ----------------------------------------------- */
var pJS = function(tag_id, params){
var canvas_el = document.querySelector('#'+tag_id+' > .particles-js-canvas-el');
/* particles.js variables with default values */
this.pJS = {
canvas: {
el: canvas_el,
w: canvas_el.offsetWidth,
h: canvas_el.offsetHeight
},
particles: {
number: {
value: 400,
density: {
enable: true,
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: false,
anim: {
enable: false,
speed: 2,
opacity_min: 0,
sync: false
}
},
size: {
value: 20,
random: false,
anim: {
enable: false,
speed: 20,
size_min: 0,
sync: false
}
},
line_linked: {
enable: true,
distance: 100,
color: '#fff',
opacity: 1,
width: 1
},
move: {
enable: true,
speed: 2,
direction: 'none',
random: false,
straight: false,
out_mode: 'out',
bounce: false,
attract: {
enable: false,
rotateX: 3000,
rotateY: 3000
}
},
array: []
},
interactivity: {
detect_on: 'canvas',
events: {
onhover: {
enable: true,
mode: 'grab'
},
onclick: {
enable: true,
mode: 'push'
},
resize: true
},
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: false,
fn: {
interact: {},
modes: {},
vendors:{}
},
tmp: {}
};
var pJS = this.pJS;
/* params settings */
if(params){
Object.deepExtend(pJS, params);
}
pJS.tmp.obj = {
size_value: pJS.particles.size.value,
size_anim_speed: pJS.particles.size.anim.speed,
move_speed: pJS.particles.move.speed,
line_linked_distance: pJS.particles.line_linked.distance,
line_linked_width: pJS.particles.line_linked.width,
mode_grab_distance: pJS.interactivity.modes.grab.distance,
mode_bubble_distance: pJS.interactivity.modes.bubble.distance,
mode_bubble_size: pJS.interactivity.modes.bubble.size,
mode_repulse_distance: pJS.interactivity.modes.repulse.distance
};
pJS.fn.retinaInit = function(){
if(pJS.retina_detect && window.devicePixelRatio > 1){
pJS.canvas.pxratio = window.devicePixelRatio;
pJS.tmp.retina = true;
}
else{
pJS.canvas.pxratio = 1;
pJS.tmp.retina = false;
}
pJS.canvas.w = pJS.canvas.el.offsetWidth * pJS.canvas.pxratio;
pJS.canvas.h = pJS.canvas.el.offsetHeight * pJS.canvas.pxratio;
pJS.particles.size.value = pJS.tmp.obj.size_value * pJS.canvas.pxratio;
pJS.particles.size.anim.speed = pJS.tmp.obj.size_anim_speed * pJS.canvas.pxratio;
pJS.particles.move.speed = pJS.tmp.obj.move_speed * pJS.canvas.pxratio;
pJS.particles.line_linked.distance = pJS.tmp.obj.line_linked_distance * pJS.canvas.pxratio;
pJS.interactivity.modes.grab.distance = pJS.tmp.obj.mode_grab_distance * pJS.canvas.pxratio;
pJS.interactivity.modes.bubble.distance = pJS.tmp.obj.mode_bubble_distance * pJS.canvas.pxratio;
pJS.particles.line_linked.width = pJS.tmp.obj.line_linked_width * pJS.canvas.pxratio;
pJS.interactivity.modes.bubble.size = pJS.tmp.obj.mode_bubble_size * pJS.canvas.pxratio;
pJS.interactivity.modes.repulse.distance = pJS.tmp.obj.mode_repulse_distance * pJS.canvas.pxratio;
};
/* ---------- pJS functions - canvas ------------ */
pJS.fn.canvasInit = function(){
pJS.canvas.ctx = pJS.canvas.el.getContext('2d');
};
pJS.fn.canvasSize = function(){
pJS.canvas.el.width = pJS.canvas.w;
pJS.canvas.el.height = pJS.canvas.h;
if(pJS && pJS.interactivity.events.resize){
window.addEventListener('resize', function(){
pJS.canvas.w = pJS.canvas.el.offsetWidth;
pJS.canvas.h = pJS.canvas.el.offsetHeight;
/* resize canvas */
if(pJS.tmp.retina){
pJS.canvas.w *= pJS.canvas.pxratio;
pJS.canvas.h *= pJS.canvas.pxratio;
}
pJS.canvas.el.width = pJS.canvas.w;
pJS.canvas.el.height = pJS.canvas.h;
/* repaint canvas on anim disabled */
if(!pJS.particles.move.enable){
pJS.fn.particlesEmpty();
pJS.fn.particlesCreate();
pJS.fn.particlesDraw();
pJS.fn.vendors.densityAutoParticles();
}
/* density particles enabled */
pJS.fn.vendors.densityAutoParticles();
});
}
};
pJS.fn.canvasPaint = function(){
pJS.canvas.ctx.fillRect(0, 0, pJS.canvas.w, pJS.canvas.h);
};
pJS.fn.canvasClear = function(){
pJS.canvas.ctx.clearRect(0, 0, pJS.canvas.w, pJS.canvas.h);
};
/* --------- pJS functions - particles ----------- */
pJS.fn.particle = function(color, opacity, position){
/* size */
this.radius = (pJS.particles.size.random ? Math.random() : 1) * pJS.particles.size.value;
if(pJS.particles.size.anim.enable){
this.size_status = false;
this.vs = pJS.particles.size.anim.speed / 100;
if(!pJS.particles.size.anim.sync){
this.vs = this.vs * Math.random();
}
}
/* position */
this.x = position ? position.x : Math.random() * pJS.canvas.w;
this.y = position ? position.y : Math.random() * pJS.canvas.h;
/* check position - into the canvas */
if(this.x > pJS.canvas.w - this.radius*2) this.x = this.x - this.radius;
else if(this.x < this.radius*2) this.x = this.x + this.radius;
if(this.y > pJS.canvas.h - this.radius*2) this.y = this.y - this.radius;
else if(this.y < this.radius*2) this.y = this.y + this.radius;
/* check position - avoid overlap */
if(pJS.particles.move.bounce){
pJS.fn.vendors.checkOverlap(this, position);
}
/* color */
this.color = {};
if(typeof(color.value) == 'object'){
if(color.value instanceof Array){
var color_selected = color.value[Math.floor(Math.random() * pJS.particles.color.value.length)];
this.color.rgb = hexToRgb(color_selected);
}else{
if(color.value.r != undefined && color.value.g != undefined && color.value.b != undefined){
this.color.rgb = {
r: color.value.r,
g: color.value.g,
b: color.value.b
}
}
if(color.value.h != undefined && color.value.s != undefined && color.value.l != undefined){
this.color.hsl = {
h: color.value.h,
s: color.value.s,
l: color.value.l
}
}
}
}
else if(color.value == 'random'){
this.color.rgb = {
r: (Math.floor(Math.random() * (255 - 0 + 1)) + 0),
g: (Math.floor(Math.random() * (255 - 0 + 1)) + 0),
b: (Math.floor(Math.random() * (255 - 0 + 1)) + 0)
}
}
else if(typeof(color.value) == 'string'){
this.color = color;
this.color.rgb = hexToRgb(this.color.value);
}
/* opacity */
this.opacity = (pJS.particles.opacity.random ? Math.random() : 1) * pJS.particles.opacity.value;
if(pJS.particles.opacity.anim.enable){
this.opacity_status = false;
this.vo = pJS.particles.opacity.anim.speed / 100;
if(!pJS.particles.opacity.anim.sync){
this.vo = this.vo * Math.random();
}
}
/* animation - velocity for speed */
var velbase = {}
switch(pJS.particles.move.direction){
case 'top':
velbase = { x:0, y:-1 };
break;
case 'top-right':
velbase = { x:0.5, y:-0.5 };
break;
case 'right':
velbase = { x:1, y:-0 };
break;
case 'bottom-right':
velbase = { x:0.5, y:0.5 };
break;
case 'bottom':
velbase = { x:0, y:1 };
break;
case 'bottom-left':
velbase = { x:-0.5, y:1 };
break;
case 'left':
velbase = { x:-1, y:0 };
break;
case 'top-left':
velbase = { x:-0.5, y:-0.5 };
break;
default:
velbase = { x:0, y:0 };
break;
}
if(pJS.particles.move.straight){
this.vx = velbase.x;
this.vy = velbase.y;
if(pJS.particles.move.random){
this.vx = this.vx * (Math.random());
this.vy = this.vy * (Math.random());
}
}else{
this.vx = velbase.x + Math.random()-0.5;
this.vy = velbase.y + Math.random()-0.5;
}
// var theta = 2.0 * Math.PI * Math.random();
// this.vx = Math.cos(theta);
// this.vy = Math.sin(theta);
this.vx_i = this.vx;
this.vy_i = this.vy;
/* if shape is image */
var shape_type = pJS.particles.shape.type;
if(typeof(shape_type) == 'object'){
if(shape_type instanceof Array){
var shape_selected = shape_type[Math.floor(Math.random() * shape_type.length)];
this.shape = shape_selected;
}
}else{
this.shape = shape_type;
}
if(this.shape == 'image'){
var sh = pJS.particles.shape;
this.img = {
src: sh.image.src,
ratio: sh.image.width / sh.image.height
}
if(!this.img.ratio) this.img.ratio = 1;
if(pJS.tmp.img_type == 'svg' && pJS.tmp.source_svg != undefined){
pJS.fn.vendors.createSvgImg(this);
if(pJS.tmp.pushing){
this.img.loaded = false;
}
}
}
};
pJS.fn.particle.prototype.draw = function() {
var p = this;
if(p.radius_bubble != undefined){
var radius = p.radius_bubble;
}else{
var radius = p.radius;
}
if(p.opacity_bubble != undefined){
var opacity = p.opacity_bubble;
}else{
var opacity = p.opacity;
}
if(p.color.rgb){
var color_value = 'rgba('+p.color.rgb.r+','+p.color.rgb.g+','+p.color.rgb.b+','+opacity+')';
}else{
var color_value = 'hsla('+p.color.hsl.h+','+p.color.hsl.s+'%,'+p.color.hsl.l+'%,'+opacity+')';
}
pJS.canvas.ctx.fillStyle = color_value;
pJS.canvas.ctx.beginPath();
switch(p.shape){
case 'circle':
pJS.canvas.ctx.arc(p.x, p.y, radius, 0, Math.PI * 2, false);
break;
case 'edge':
pJS.canvas.ctx.rect(p.x-radius, p.y-radius, radius*2, radius*2);
break;
case 'triangle':
pJS.fn.vendors.drawShape(pJS.canvas.ctx, p.x-radius, p.y+radius / 1.66, radius*2, 3, 2);
break;
case 'polygon':
pJS.fn.vendors.drawShape(
pJS.canvas.ctx,
p.x - radius / (pJS.particles.shape.polygon.nb_sides/3.5), // startX
p.y - radius / (2.66/3.5), // startY
radius*2.66 / (pJS.particles.shape.polygon.nb_sides/3), // sideLength
pJS.particles.shape.polygon.nb_sides, // sideCountNumerator
1 // sideCountDenominator
);
break;
case 'star':
pJS.fn.vendors.drawShape(
pJS.canvas.ctx,
p.x - radius*2 / (pJS.particles.shape.polygon.nb_sides/4), // startX
p.y - radius / (2*2.66/3.5), // startY
radius*2*2.66 / (pJS.particles.shape.polygon.nb_sides/3), // sideLength
pJS.particles.shape.polygon.nb_sides, // sideCountNumerator
2 // sideCountDenominator
);
break;
case 'image':
function draw(){
pJS.canvas.ctx.drawImage(
img_obj,
p.x-radius,
p.y-radius,
radius*2,
radius*2 / p.img.ratio
);
}
if(pJS.tmp.img_type == 'svg'){
var img_obj = p.img.obj;
}else{
var img_obj = pJS.tmp.img_obj;
}
if(img_obj){
draw();
}
break;
}
pJS.canvas.ctx.closePath();
if(pJS.particles.shape.stroke.width > 0){
pJS.canvas.ctx.strokeStyle = pJS.particles.shape.stroke.color;
pJS.canvas.ctx.lineWidth = pJS.particles.shape.stroke.width;
pJS.canvas.ctx.stroke();
}
pJS.canvas.ctx.fill();
};
pJS.fn.particlesCreate = function(){
for(var i = 0; i < pJS.particles.number.value; i++) {
pJS.particles.array.push(new pJS.fn.particle(pJS.particles.color, pJS.particles.opacity.value));
}
};
pJS.fn.particlesUpdate = function(){
for(var i = 0; i < pJS.particles.array.length; i++){
/* the particle */
var p = pJS.particles.array[i];
// var d = ( dx = pJS.interactivity.mouse.click_pos_x - p.x ) * dx + ( dy = pJS.interactivity.mouse.click_pos_y - p.y ) * dy;
// var f = -BANG_SIZE / d;
// if ( d < BANG_SIZE ) {
// var t = Math.atan2( dy, dx );
// p.vx = f * Math.cos(t);
// p.vy = f * Math.sin(t);
// }
/* move the particle */
if(pJS.particles.move.enable){
var ms = pJS.particles.move.speed/2;
p.x += p.vx * ms;
p.y += p.vy * ms;
}
/* change opacity status */
if(pJS.particles.opacity.anim.enable) {
if(p.opacity_status == true) {
if(p.opacity >= pJS.particles.opacity.value) p.opacity_status = false;
p.opacity += p.vo;
}else {
if(p.opacity <= pJS.particles.opacity.anim.opacity_min) p.opacity_status = true;
p.opacity -= p.vo;
}
if(p.opacity < 0) p.opacity = 0;
}
/* change size */
if(pJS.particles.size.anim.enable){
if(p.size_status == true){
if(p.radius >= pJS.particles.size.value) p.size_status = false;
p.radius += p.vs;
}else{
if(p.radius <= pJS.particles.size.anim.size_min) p.size_status = true;
p.radius -= p.vs;
}
if(p.radius < 0) p.radius = 0;
}
/* change particle position if it is out of canvas */
if(pJS.particles.move.out_mode == 'bounce'){
var new_pos = {
x_left: p.radius,
x_right: pJS.canvas.w,
y_top: p.radius,
y_bottom: pJS.canvas.h
}
}else{
var new_pos = {
x_left: -p.radius,
x_right: pJS.canvas.w + p.radius,
y_top: -p.radius,
y_bottom: pJS.canvas.h + p.radius
}
}
if(p.x - p.radius > pJS.canvas.w){
p.x = new_pos.x_left;
p.y = Math.random() * pJS.canvas.h;
}
else if(p.x + p.radius < 0){
p.x = new_pos.x_right;
p.y = Math.random() * pJS.canvas.h;
}
if(p.y - p.radius > pJS.canvas.h){
p.y = new_pos.y_top;
p.x = Math.random() * pJS.canvas.w;
}
else if(p.y + p.radius < 0){
p.y = new_pos.y_bottom;
p.x = Math.random() * pJS.canvas.w;
}
/* out of canvas modes */
switch(pJS.particles.move.out_mode){
case 'bounce':
if (p.x + p.radius > pJS.canvas.w) p.vx = -p.vx;
else if (p.x - p.radius < 0) p.vx = -p.vx;
if (p.y + p.radius > pJS.canvas.h) p.vy = -p.vy;
else if (p.y - p.radius < 0) p.vy = -p.vy;
break;
}
/* events */
if(isInArray('grab', pJS.interactivity.events.onhover.mode)){
pJS.fn.modes.grabParticle(p);
}
if(isInArray('bubble', pJS.interactivity.events.onhover.mode) || isInArray('bubble', pJS.interactivity.events.onclick.mode)){
pJS.fn.modes.bubbleParticle(p);
}
if(isInArray('repulse', pJS.interactivity.events.onhover.mode) || isInArray('repulse', pJS.interactivity.events.onclick.mode)){
pJS.fn.modes.repulseParticle(p);
}
/* interaction auto between particles */
if(pJS.particles.line_linked.enable || pJS.particles.move.attract.enable){
for(var j = i + 1; j < pJS.particles.array.length; j++){
var p2 = pJS.particles.array[j];
/* link particles */
if(pJS.particles.line_linked.enable){
pJS.fn.interact.linkParticles(p,p2);
}
/* attract particles */
if(pJS.particles.move.attract.enable){
pJS.fn.interact.attractParticles(p,p2);
}
/* bounce particles */
if(pJS.particles.move.bounce){
pJS.fn.interact.bounceParticles(p,p2);
}
}
}
}
};
pJS.fn.particlesDraw = function(){
/* clear canvas */
pJS.canvas.ctx.clearRect(0, 0, pJS.canvas.w, pJS.canvas.h);
/* update each particles param */
pJS.fn.particlesUpdate();
/* draw each particle */
for(var i = 0; i < pJS.particles.array.length; i++){
var p = pJS.particles.array[i];
p.draw();
}
};
pJS.fn.particlesEmpty = function(){
pJS.particles.array = [];
};
pJS.fn.particlesRefresh = function(){
/* init all */
cancelRequestAnimFrame(pJS.fn.checkAnimFrame);
cancelRequestAnimFrame(pJS.fn.drawAnimFrame);
pJS.tmp.source_svg = undefined;
pJS.tmp.img_obj = undefined;
pJS.tmp.count_svg = 0;
pJS.fn.particlesEmpty();
pJS.fn.canvasClear();
/* restart */
pJS.fn.vendors.start();
};
/* ---------- pJS functions - particles interaction ------------ */
pJS.fn.interact.linkParticles = function(p1, p2){
var dx = p1.x - p2.x,
dy = p1.y - p2.y,
dist = Math.sqrt(dx*dx + dy*dy);
/* draw a line between p1 and p2 if the distance between them is under the config distance */
if(dist <= pJS.particles.line_linked.distance){
var opacity_line = pJS.particles.line_linked.opacity - (dist / (1/pJS.particles.line_linked.opacity)) / pJS.particles.line_linked.distance;
if(opacity_line > 0){
/* style */
var color_line = pJS.particles.line_linked.color_rgb_line;
pJS.canvas.ctx.strokeStyle = 'rgba('+color_line.r+','+color_line.g+','+color_line.b+','+opacity_line+')';
pJS.canvas.ctx.lineWidth = pJS.particles.line_linked.width;
//pJS.canvas.ctx.lineCap = 'round'; /* performance issue */
/* path */
pJS.canvas.ctx.beginPath();
pJS.canvas.ctx.moveTo(p1.x, p1.y);
pJS.canvas.ctx.lineTo(p2.x, p2.y);
pJS.canvas.ctx.stroke();
pJS.canvas.ctx.closePath();
}
}
};
pJS.fn.interact.attractParticles = function(p1, p2){
/* condensed particles */
var dx = p1.x - p2.x,
dy = p1.y - p2.y,
dist = Math.sqrt(dx*dx + dy*dy);
if(dist <= pJS.particles.line_linked.distance){
var ax = dx/(pJS.particles.move.attract.rotateX*1000),
ay = dy/(pJS.particles.move.attract.rotateY*1000);
p1.vx -= ax;
p1.vy -= ay;
p2.vx += ax;
p2.vy += ay;
}
}
pJS.fn.interact.bounceParticles = function(p1, p2){
var dx = p1.x - p2.x,
dy = p1.y - p2.y,
dist = Math.sqrt(dx*dx + dy*dy),
dist_p = p1.radius+p2.radius;
if(dist <= dist_p){
p1.vx = -p1.vx;
p1.vy = -p1.vy;
p2.vx = -p2.vx;
p2.vy = -p2.vy;
}
}
/* ---------- pJS functions - modes events ------------ */
pJS.fn.modes.pushParticles = function(nb, pos){
pJS.tmp.pushing = true;
for(var i = 0; i < nb; i++){
pJS.particles.array.push(
new pJS.fn.particle(
pJS.particles.color,
pJS.particles.opacity.value,
{
'x': pos ? pos.pos_x : Math.random() * pJS.canvas.w,
'y': pos ? pos.pos_y : Math.random() * pJS.canvas.h
}
)
)
if(i == nb-1){
if(!pJS.particles.move.enable){
pJS.fn.particlesDraw();
}
pJS.tmp.pushing = false;
}
}
};
pJS.fn.modes.removeParticles = function(nb){
pJS.particles.array.splice(0, nb);
if(!pJS.particles.move.enable){
pJS.fn.particlesDraw();
}
};
pJS.fn.modes.bubbleParticle = function(p){
/* on hover event */
if(pJS.interactivity.events.onhover.enable && isInArray('bubble', pJS.interactivity.events.onhover.mode)){
var dx_mouse = p.x - pJS.interactivity.mouse.pos_x,
dy_mouse = p.y - pJS.interactivity.mouse.pos_y,
dist_mouse = Math.sqrt(dx_mouse*dx_mouse + dy_mouse*dy_mouse),
ratio = 1 - dist_mouse / pJS.interactivity.modes.bubble.distance;
function init(){
p.opacity_bubble = p.opacity;
p.radius_bubble = p.radius;
}
/* mousemove - check ratio */
if(dist_mouse <= pJS.interactivity.modes.bubble.distance){
if(ratio >= 0 && pJS.interactivity.status == 'mousemove'){
/* size */
if(pJS.interactivity.modes.bubble.size != pJS.particles.size.value){
if(pJS.interactivity.modes.bubble.size > pJS.particles.size.value){
var size = p.radius + (pJS.interactivity.modes.bubble.size*ratio);
if(size >= 0){
p.radius_bubble = size;
}
}else{
var dif = p.radius - pJS.interactivity.modes.bubble.size,
size = p.radius - (dif*ratio);
if(size > 0){
p.radius_bubble = size;
}else{
p.radius_bubble = 0;
}
}
}
/* opacity */
if(pJS.interactivity.modes.bubble.opacity != pJS.particles.opacity.value){
if(pJS.interactivity.modes.bubble.opacity > pJS.particles.opacity.value){
var opacity = pJS.interactivity.modes.bubble.opacity*ratio;
if(opacity > p.opacity && opacity <= pJS.interactivity.modes.bubble.opacity){
p.opacity_bubble = opacity;
}
}else{
var opacity = p.opacity - (pJS.particles.opacity.value-pJS.interactivity.modes.bubble.opacity)*ratio;
if(opacity < p.opacity && opacity >= pJS.interactivity.modes.bubble.opacity){
p.opacity_bubble = opacity;
}
}
}
}
}else{
init();
}
/* mouseleave */
if(pJS.interactivity.status == 'mouseleave'){
init();
}
}
/* on click event */
else if(pJS.interactivity.events.onclick.enable && isInArray('bubble', pJS.interactivity.events.onclick.mode)){
if(pJS.tmp.bubble_clicking){
var dx_mouse = p.x - pJS.interactivity.mouse.click_pos_x,
dy_mouse = p.y - pJS.interactivity.mouse.click_pos_y,
dist_mouse = Math.sqrt(dx_mouse*dx_mouse + dy_mouse*dy_mouse),
time_spent = (new Date().getTime() - pJS.interactivity.mouse.click_time)/1000;
if(time_spent > pJS.interactivity.modes.bubble.duration){
pJS.tmp.bubble_duration_end = true;
}
if(time_spent > pJS.interactivity.modes.bubble.duration*2){
pJS.tmp.bubble_clicking = false;
pJS.tmp.bubble_duration_end = false;
}
}
function process(bubble_param, particles_param, p_obj_bubble, p_obj, id){
if(bubble_param != particles_param){
if(!pJS.tmp.bubble_duration_end){
if(dist_mouse <= pJS.interactivity.modes.bubble.distance){
if(p_obj_bubble != undefined) var obj = p_obj_bubble;
else var obj = p_obj;
if(obj != bubble_param){
var value = p_obj - (time_spent * (p_obj - bubble_param) / pJS.interactivity.modes.bubble.duration);
if(id == 'size') p.radius_bubble = value;
if(id == 'opacity') p.opacity_bubble = value;
}
}else{
if(id == 'size') p.radius_bubble = undefined;
if(id == 'opacity') p.opacity_bubble = undefined;
}
}else{
if(p_obj_bubble != undefined){
var value_tmp = p_obj - (time_spent * (p_obj - bubble_param) / pJS.interactivity.modes.bubble.duration),
dif = bubble_param - value_tmp;
value = bubble_param + dif;
if(id == 'size') p.radius_bubble = value;
if(id == 'opacity') p.opacity_bubble = value;
}
}
}
}
if(pJS.tmp.bubble_clicking){
/* size */
process(pJS.interactivity.modes.bubble.size, pJS.particles.size.value, p.radius_bubble, p.radius, 'size');
/* opacity */
process(pJS.interactivity.modes.bubble.opacity, pJS.particles.opacity.value, p.opacity_bubble, p.opacity, 'opacity');
}
}
};
pJS.fn.modes.repulseParticle = function(p){
if(pJS.interactivity.events.onhover.enable && isInArray('repulse', pJS.interactivity.events.onhover.mode) && pJS.interactivity.status == 'mousemove') {
var dx_mouse = p.x - pJS.interactivity.mouse.pos_x,
dy_mouse = p.y - pJS.interactivity.mouse.pos_y,
dist_mouse = Math.sqrt(dx_mouse*dx_mouse + dy_mouse*dy_mouse);
var normVec = {x: dx_mouse/dist_mouse, y: dy_mouse/dist_mouse},
repulseRadius = pJS.interactivity.modes.repulse.distance,
velocity = 100,
repulseFactor = clamp((1/repulseRadius)*(-1*Math.pow(dist_mouse/repulseRadius,2)+1)*repulseRadius*velocity, 0, 50);
var pos = {
x: p.x + normVec.x * repulseFactor,
y: p.y + normVec.y * repulseFactor
}
if(pJS.particles.move.out_mode == 'bounce'){
if(pos.x - p.radius > 0 && pos.x + p.radius < pJS.canvas.w) p.x = pos.x;
if(pos.y - p.radius > 0 && pos.y + p.radius < pJS.canvas.h) p.y = pos.y;
}else{
p.x = pos.x;
p.y = pos.y;
}
}
else if(pJS.interactivity.events.onclick.enable && isInArray('repulse', pJS.interactivity.events.onclick.mode)) {
if(!pJS.tmp.repulse_finish){
pJS.tmp.repulse_count++;
if(pJS.tmp.repulse_count == pJS.particles.array.length){
pJS.tmp.repulse_finish = true;
}
}
if(pJS.tmp.repulse_clicking){
var repulseRadius = Math.pow(pJS.interactivity.modes.repulse.distance/6, 3);
var dx = pJS.interactivity.mouse.click_pos_x - p.x,
dy = pJS.interactivity.mouse.click_pos_y - p.y,
d = dx*dx + dy*dy;
var force = -repulseRadius / d * 1;
function process(){
var f = Math.atan2(dy,dx);
p.vx = force * Math.cos(f);
p.vy = force * Math.sin(f);
if(pJS.particles.move.out_mode == 'bounce'){
var pos = {
x: p.x + p.vx,
y: p.y + p.vy
}
if (pos.x + p.radius > pJS.canvas.w) p.vx = -p.vx;
else if (pos.x - p.radius < 0) p.vx = -p.vx;
if (pos.y + p.radius > pJS.canvas.h) p.vy = -p.vy;
else if (pos.y - p.radius < 0) p.vy = -p.vy;
}
}
// default
if(d <= repulseRadius){
process();
}
// bang - slow motion mode
// if(!pJS.tmp.repulse_finish){
// if(d <= repulseRadius){
// process();
// }
// }else{
// process();
// }
}else{
if(pJS.tmp.repulse_clicking == false){
p.vx = p.vx_i;
p.vy = p.vy_i;
}
}
}
}
pJS.fn.modes.grabParticle = function(p){
if(pJS.interactivity.events.onhover.enable && pJS.interactivity.status == 'mousemove'){
var dx_mouse = p.x - pJS.interactivity.mouse.pos_x,
dy_mouse = p.y - pJS.interactivity.mouse.pos_y,
dist_mouse = Math.sqrt(dx_mouse*dx_mouse + dy_mouse*dy_mouse);
/* draw a line between the cursor and the particle if the distance between them is under the config distance */
if(dist_mouse <= pJS.interactivity.modes.grab.distance){
var opacity_line = pJS.interactivity.modes.grab.line_linked.opacity - (dist_mouse / (1/pJS.interactivity.modes.grab.line_linked.opacity)) / pJS.interactivity.modes.grab.distance;
if(opacity_line > 0){
/* style */
var color_line = pJS.particles.line_linked.color_rgb_line;
pJS.canvas.ctx.strokeStyle = 'rgba('+color_line.r+','+color_line.g+','+color_line.b+','+opacity_line+')';
pJS.canvas.ctx.lineWidth = pJS.particles.line_linked.width;
//pJS.canvas.ctx.lineCap = 'round'; /* performance issue */
/* path */
pJS.canvas.ctx.beginPath();
pJS.canvas.ctx.moveTo(p.x, p.y);
pJS.canvas.ctx.lineTo(pJS.interactivity.mouse.pos_x, pJS.interactivity.mouse.pos_y);
pJS.canvas.ctx.stroke();
pJS.canvas.ctx.closePath();
}
}
}
};
/* ---------- pJS functions - vendors ------------ */
pJS.fn.vendors.eventsListeners = function(){
/* events target element */
if(pJS.interactivity.detect_on == 'window'){
pJS.interactivity.el = window;
}else{
pJS.interactivity.el = pJS.canvas.el;
}
/* detect mouse pos - on hover / click event */
if(pJS.interactivity.events.onhover.enable || pJS.interactivity.events.onclick.enable){
/* el on mousemove */
pJS.interactivity.el.addEventListener('mousemove', function(e){
if(pJS.interactivity.el == window){
var pos_x = e.clientX,
pos_y = e.clientY;
}
else{
var pos_x = e.offsetX || e.clientX,
pos_y = e.offsetY || e.clientY;
}
pJS.interactivity.mouse.pos_x = pos_x;
pJS.interactivity.mouse.pos_y = pos_y;
if(pJS.tmp.retina){
pJS.interactivity.mouse.pos_x *= pJS.canvas.pxratio;
pJS.interactivity.mouse.pos_y *= pJS.canvas.pxratio;
}
pJS.interactivity.status = 'mousemove';
});
/* el on onmouseleave */
pJS.interactivity.el.addEventListener('mouseleave', function(e){
pJS.interactivity.mouse.pos_x = null;
pJS.interactivity.mouse.pos_y = null;
pJS.interactivity.status = 'mouseleave';
});
}
/* on click event */
if(pJS.interactivity.events.onclick.enable){
pJS.interactivity.el.addEventListener('click', function(){
pJS.interactivity.mouse.click_pos_x = pJS.interactivity.mouse.pos_x;
pJS.interactivity.mouse.click_pos_y = pJS.interactivity.mouse.pos_y;
pJS.interactivity.mouse.click_time = new Date().getTime();
if(pJS.interactivity.events.onclick.enable){
switch(pJS.interactivity.events.onclick.mode){
case 'push':
if(pJS.particles.move.enable){
pJS.fn.modes.pushParticles(pJS.interactivity.modes.push.particles_nb, pJS.interactivity.mouse);
}else{
if(pJS.interactivity.modes.push.particles_nb == 1){
pJS.fn.modes.pushParticles(pJS.interactivity.modes.push.particles_nb, pJS.interactivity.mouse);
}
else if(pJS.interactivity.modes.push.particles_nb > 1){
pJS.fn.modes.pushParticles(pJS.interactivity.modes.push.particles_nb);
}
}
break;
case 'remove':
pJS.fn.modes.removeParticles(pJS.interactivity.modes.remove.particles_nb);
break;
case 'bubble':
pJS.tmp.bubble_clicking = true;
break;
case 'repulse':
pJS.tmp.repulse_clicking = true;
pJS.tmp.repulse_count = 0;
pJS.tmp.repulse_finish = false;
setTimeout(function(){
pJS.tmp.repulse_clicking = false;
}, pJS.interactivity.modes.repulse.duration*1000)
break;
}
}
});
}
};
pJS.fn.vendors.densityAutoParticles = function(){
if(pJS.particles.number.density.enable){
/* calc area */
var area = pJS.canvas.el.width * pJS.canvas.el.height / 1000;
if(pJS.tmp.retina){
area = area/(pJS.canvas.pxratio*2);
}
/* calc number of particles based on density area */
var nb_particles = area * pJS.particles.number.value / pJS.particles.number.density.value_area;
/* add or remove X particles */
var missing_particles = pJS.particles.array.length - nb_particles;
if(missing_particles < 0) pJS.fn.modes.pushParticles(Math.abs(missing_particles));
else pJS.fn.modes.removeParticles(missing_particles);
}
};
pJS.fn.vendors.checkOverlap = function(p1, position){
for(var i = 0; i < pJS.particles.array.length; i++){
var p2 = pJS.particles.array[i];
var dx = p1.x - p2.x,
dy = p1.y - p2.y,
dist = Math.sqrt(dx*dx + dy*dy);
if(dist <= p1.radius + p2.radius){
p1.x = position ? position.x : Math.random() * pJS.canvas.w;
p1.y = position ? position.y : Math.random() * pJS.canvas.h;
pJS.fn.vendors.checkOverlap(p1);
}
}
};
pJS.fn.vendors.createSvgImg = function(p){
/* set color to svg element */
var svgXml = pJS.tmp.source_svg,
rgbHex = /#([0-9A-F]{3,6})/gi,
coloredSvgXml = svgXml.replace(rgbHex, function (m, r, g, b) {
if(p.color.rgb){
var color_value = 'rgba('+p.color.rgb.r+','+p.color.rgb.g+','+p.color.rgb.b+','+p.opacity+')';
}else{
var color_value = 'hsla('+p.color.hsl.h+','+p.color.hsl.s+'%,'+p.color.hsl.l+'%,'+p.opacity+')';
}
return color_value;
});
/* prepare to create img with colored svg */
var svg = new Blob([coloredSvgXml], {type: 'image/svg+xml;charset=utf-8'}),
DOMURL = window.URL || window.webkitURL || window,
url = DOMURL.createObjectURL(svg);
/* create particle img obj */
var img = new Image();
img.addEventListener('load', function(){
p.img.obj = img;
p.img.loaded = true;
DOMURL.revokeObjectURL(url);
pJS.tmp.count_svg++;
});
img.src = url;
};
pJS.fn.vendors.destroypJS = function(){
cancelAnimationFrame(pJS.fn.drawAnimFrame);
canvas_el.remove();
pJSDom = null;
};
pJS.fn.vendors.drawShape = function(c, startX, startY, sideLength, sideCountNumerator, sideCountDenominator){
// By Programming Thomas - https://programmingthomas.wordpress.com/2013/04/03/n-sided-shapes/
var sideCount = sideCountNumerator * sideCountDenominator;
var decimalSides = sideCountNumerator / sideCountDenominator;
var interiorAngleDegrees = (180 * (decimalSides - 2)) / decimalSides;
var interiorAngle = Math.PI - Math.PI * interiorAngleDegrees / 180; // convert to radians
c.save();
c.beginPath();
c.translate(startX, startY);
c.moveTo(0,0);
for (var i = 0; i < sideCount; i++) {
c.lineTo(sideLength,0);
c.translate(sideLength,0);
c.rotate(interiorAngle);
}
//c.stroke();
c.fill();
c.restore();
};
pJS.fn.vendors.exportImg = function(){
window.open(pJS.canvas.el.toDataURL('image/png'), '_blank');
};
pJS.fn.vendors.loadImg = function(type){
pJS.tmp.img_error = undefined;
if(pJS.particles.shape.image.src != ''){
if(type == 'svg'){
var xhr = new XMLHttpRequest();
xhr.open('GET', pJS.particles.shape.image.src);
xhr.onreadystatechange = function (data) {
if(xhr.readyState == 4){
if(xhr.status == 200){
pJS.tmp.source_svg = data.currentTarget.response;
pJS.fn.vendors.checkBeforeDraw();
}else{
console.log('Error pJS - Image not found');
pJS.tmp.img_error = true;
}
}
}
xhr.send();
}else{
var img = new Image();
img.addEventListener('load', function(){
pJS.tmp.img_obj = img;
pJS.fn.vendors.checkBeforeDraw();
});
img.src = pJS.particles.shape.image.src;
}
}else{
console.log('Error pJS - No image.src');
pJS.tmp.img_error = true;
}
};
pJS.fn.vendors.draw = function(){
if(pJS.particles.shape.type == 'image'){
if(pJS.tmp.img_type == 'svg'){
if(pJS.tmp.count_svg >= pJS.particles.number.value){
pJS.fn.particlesDraw();
if(!pJS.particles.move.enable) cancelRequestAnimFrame(pJS.fn.drawAnimFrame);
else pJS.fn.drawAnimFrame = requestAnimFrame(pJS.fn.vendors.draw);
}else{
//console.log('still loading...');
if(!pJS.tmp.img_error) pJS.fn.drawAnimFrame = requestAnimFrame(pJS.fn.vendors.draw);
}
}else{
if(pJS.tmp.img_obj != undefined){
pJS.fn.particlesDraw();
if(!pJS.particles.move.enable) cancelRequestAnimFrame(pJS.fn.drawAnimFrame);
else pJS.fn.drawAnimFrame = requestAnimFrame(pJS.fn.vendors.draw);
}else{
if(!pJS.tmp.img_error) pJS.fn.drawAnimFrame = requestAnimFrame(pJS.fn.vendors.draw);
}
}
}else{
pJS.fn.particlesDraw();
if(!pJS.particles.move.enable) cancelRequestAnimFrame(pJS.fn.drawAnimFrame);
else pJS.fn.drawAnimFrame = requestAnimFrame(pJS.fn.vendors.draw);
}
};
pJS.fn.vendors.checkBeforeDraw = function(){
// if shape is image
if(pJS.particles.shape.type == 'image'){
if(pJS.tmp.img_type == 'svg' && pJS.tmp.source_svg == undefined){
pJS.tmp.checkAnimFrame = requestAnimFrame(check);
}else{
//console.log('images loaded! cancel check');
cancelRequestAnimFrame(pJS.tmp.checkAnimFrame);
if(!pJS.tmp.img_error){
pJS.fn.vendors.init();
pJS.fn.vendors.draw();
}
}
}else{
pJS.fn.vendors.init();
pJS.fn.vendors.draw();
}
};
pJS.fn.vendors.init = function(){
/* init canvas + particles */
pJS.fn.retinaInit();
pJS.fn.canvasInit();
pJS.fn.canvasSize();
pJS.fn.canvasPaint();
pJS.fn.particlesCreate();
pJS.fn.vendors.densityAutoParticles();
/* particles.line_linked - convert hex colors to rgb */
pJS.particles.line_linked.color_rgb_line = hexToRgb(pJS.particles.line_linked.color);
};
pJS.fn.vendors.start = function(){
if(isInArray('image', pJS.particles.shape.type)){
pJS.tmp.img_type = pJS.particles.shape.image.src.substr(pJS.particles.shape.image.src.length - 3);
pJS.fn.vendors.loadImg(pJS.tmp.img_type);
}else{
pJS.fn.vendors.checkBeforeDraw();
}
};
/* ---------- pJS - start ------------ */
pJS.fn.vendors.eventsListeners();
pJS.fn.vendors.start();
};
/* ---------- global functions - vendors ------------ */
Object.deepExtend = function(destination, source) {
for (var property in source) {
if (source[property] && source[property].constructor &&
source[property].constructor === Object) {
destination[property] = destination[property] || {};
arguments.callee(destination[property], source[property]);
} else {
destination[property] = source[property];
}
}
return destination;
};
window.requestAnimFrame = (function(){
return window.requestAnimationFrame ||
window.webkitRequestAnimationFrame ||
window.mozRequestAnimationFrame ||
window.oRequestAnimationFrame ||
window.msRequestAnimationFrame ||
function(callback){
window.setTimeout(callback, 1000 / 60);
};
})();
window.cancelRequestAnimFrame = ( function() {
return window.cancelAnimationFrame ||
window.webkitCancelRequestAnimationFrame ||
window.mozCancelRequestAnimationFrame ||
window.oCancelRequestAnimationFrame ||
window.msCancelRequestAnimationFrame ||
clearTimeout
} )();
function hexToRgb(hex){
// By Tim Down - http://stackoverflow.com/a/5624139/3493650
// Expand shorthand form (e.g. "03F") to full form (e.g. "0033FF")
var shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
hex = hex.replace(shorthandRegex, function(m, r, g, b) {
return r + r + g + g + b + b;
});
var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
return result ? {
r: parseInt(result[1], 16),
g: parseInt(result[2], 16),
b: parseInt(result[3], 16)
} : null;
};
function clamp(number, min, max) {
return Math.min(Math.max(number, min), max);
};
function isInArray(value, array) {
return array.indexOf(value) > -1;
}
/* ---------- particles.js functions - start ------------ */
window.pJSDom = [];
window.particlesJS = function(tag_id, params){
//console.log(params);
/* no string id? so it's object params, and set the id with default id */
if(typeof(tag_id) != 'string'){
params = tag_id;
tag_id = 'particles-js';
}
/* no id? set the id to default id */
if(!tag_id){
tag_id = 'particles-js';
}
/* pJS elements */
var pJS_tag = document.getElementById(tag_id),
pJS_canvas_class = 'particles-js-canvas-el',
exist_canvas = pJS_tag.getElementsByClassName(pJS_canvas_class);
/* remove canvas if exists into the pJS target tag */
if(exist_canvas.length){
while(exist_canvas.length > 0){
pJS_tag.removeChild(exist_canvas[0]);
}
}
/* create canvas element */
var canvas_el = document.createElement('canvas');
canvas_el.className = pJS_canvas_class;
/* set size canvas */
canvas_el.style.width = "100%";
canvas_el.style.height = "100%";
/* append canvas */
var canvas = document.getElementById(tag_id).appendChild(canvas_el);
/* launch particle.js */
if(canvas != null){
pJSDom.push(new pJS(tag_id, params));
}
};
window.particlesJS.load = function(tag_id, path_config_json, callback){
/* load json config */
var xhr = new XMLHttpRequest();
xhr.open('GET', path_config_json);
xhr.onreadystatechange = function (data) {
if(xhr.readyState == 4){
if(xhr.status == 200){
var params = JSON.parse(data.currentTarget.response);
window.particlesJS(tag_id, params);
if(callback) callback();
}else{
console.log('Error pJS - XMLHttpRequest status: '+xhr.status);
console.log('Error pJS - File config not found');
}
}
};
xhr.send();
};