This commit is contained in:
Taric Xin
2022-03-29 18:07:44 +08:00
parent be97d820bd
commit 889023bbb1
4 changed files with 461 additions and 19 deletions

View File

@ -0,0 +1,126 @@
body {
background : radial-gradient(ellipse at bottom, #1b2735 0%, #090a0f 100%);
height : 100vh;
overflow : hidden;
display : flex;
font-family : 'Anton', sans-serif;
justify-content: center;
align-items : center;
}
$shooting-time: 3000ms;
.night {
position : relative;
width : 100%;
height : 100%;
transform : rotateZ(45deg);
// animation: sky 200000ms linear infinite;
}
.shooting_star {
position : absolute;
left : 50%;
top : 50%;
// width: 100px;
height : 2px;
background : linear-gradient(-45deg, rgba(95, 145, 255, 1), rgba(0, 0, 255, 0));
border-radius: 999px;
filter : drop-shadow(0 0 6px rgba(105, 155, 255, 1));
animation :
tail $shooting-time ease-in-out infinite,
shooting $shooting-time ease-in-out infinite;
&::before {
content : '';
position : absolute;
top : calc(50% - 1px);
right : 0;
// width: 30px;
height : 2px;
background : linear-gradient(-45deg, rgba(0, 0, 255, 0), rgba(95, 145, 255, 1), rgba(0, 0, 255, 0));
transform : translateX(50%) rotateZ(45deg);
border-radius: 100%;
animation : shining $shooting-time ease-in-out infinite;
}
&::after {
// CodePen Error
// @extend .shooting_star::before;
content : '';
position : absolute;
top : calc(50% - 1px);
right : 0;
// width: 30px;
height : 2px;
background : linear-gradient(-45deg, rgba(0, 0, 255, 0), rgba(95, 145, 255, 1), rgba(0, 0, 255, 0));
transform : translateX(50%) rotateZ(45deg);
border-radius: 100%;
animation : shining $shooting-time ease-in-out infinite;
transform : translateX(50%) rotateZ(-45deg);
}
@for $i from 1 through 20 {
&:nth-child(#{$i}) {
$delay : random(9999) + 0ms;
top : calc(50% - #{random(400) - 200px});
left : calc(50% - #{random(300) + 0px});
// animation-delay: $delay;
// opacity: random(50) / 100 + 0.5;
&::before,
&::after {
// animation-delay: $delay;
}
}
}
}
@keyframes tail {
0% {
width: 0;
}
30% {
width: 100px;
}
100% {
width: 0;
}
}
@keyframes shining {
0% {
width: 0;
}
50% {
width: 30px;
}
100% {
width: 0;
}
}
@keyframes shooting {
0% {
transform: translateX(0);
}
100% {
transform: translateX(300px);
}
}
@keyframes sky {
0% {
transform: rotate(45deg);
}
100% {
transform: rotate(45 + 360deg);
}
}

View File

@ -6,14 +6,14 @@ $shadow: ();
@for $i from 1 through $n {
$v: random(90) + 9; // left
$h: random(250) + 10; // top
$d: random(70)/10 + 9; // 秒數
$h: random(150) + 10; // top
$d: random(70)/10 + 12; // 秒數
.meteor-#{$i} {
position : absolute;
top : $h + px;
left : $v*1%;
width : 300px;
width : 130px;
height : 1px;
transform : rotate(-45deg);
background-image: linear-gradient(to right, #fff, rgba(255, 255, 255, 0));
@ -44,13 +44,21 @@ $shadow: ();
opacity: 0;
}
13% {
margin-top : 600px;
margin-left : -900px;
opacity : 0.6;
animation-delay: 2000ms;
}
15% {
opacity: 0;
}
100% {
margin-top : 700px;
margin-left: -900px;
opacity : 0;
}
100% {
opacity: 0;
}
}

View File

@ -2,14 +2,25 @@ export default class Particle {
ParticleNetworkAnimation: any;
PNA: any;
getLimitedRandom = function (min: number, max: number, roundToInteger?: any) {
var number = Math.random() * (max - min) + min;
if (roundToInteger) {
number = Math.round(number);
}
return number;
};
returnRandomArrayitem = function (array: string | any[]) {
return array[Math.floor(Math.random() * array.length)];
};
constructor() {
this.ParticleNetworkAnimation = this.PNA = function () {};
}
init() {
this.PNA.prototype.init = function (element: any) {
this.PNA = {
init: function (element: any) {
this.$el = document.getElementsByClassName(element);
this.container = element;
@ -22,6 +33,281 @@ export default class Particle {
this.bindUiActions();
return this;
},
bindUiActions: function () {
(window as any).on('resize', () => {
this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
// this.sizeContainer();
this.sizeCanvas();
this.particleNetwork.createParticles();
});
},
sizeCanvas: function () {
this.canvas.width = this.container.offsetWidth;
this.canvas.height = this.container.offsetHeight;
}
};
var Particle = (parent: any, x: any, y: any) => {
const network = parent;
const canvas = parent.canvas;
return {
ctx: parent.ctx,
particleColor: this.returnRandomArrayitem(network.options.particleColors),
radius: this.getLimitedRandom(1.5, 2.5),
opacity: 0,
x: x || Math.random() * canvas.width,
y: y || Math.random() * canvas.height,
velocity: {
x: (Math.random() - 0.5) * parent.options.velocity,
y: (Math.random() - 0.5) * parent.options.velocity
}
};
};
Particle.prototype.update = function () {
if (this.opacity < 1) {
this.opacity += 0.01;
} else {
this.opacity = 1;
}
// Change dir if outside map
if (this.x > this.canvas.width + 100 || this.x < -100) {
this.velocity.x = -this.velocity.x;
}
if (this.y > this.canvas.height + 100 || this.y < -100) {
this.velocity.y = -this.velocity.y;
}
// Update position
this.x += this.velocity.x;
this.y += this.velocity.y;
};
Particle.prototype.draw = function () {
// Draw particle
this.ctx.beginPath();
this.ctx.fillStyle = this.particleColor;
this.ctx.globalAlpha = this.opacity;
this.ctx.arc(this.x, this.y, this.radius, 0, 2 * Math.PI);
this.ctx.fill();
};
var ParticleNetwork = (parent: { canvas: any; ctx: any }) => {
this.init();
return {
options: {
velocity: 1, // the higher the faster
density: 15000, // the lower the denser
netLineDistance: 200,
netLineColor: '#929292',
particleColors: ['#aaa'] // ['#6D4E5C', '#aaa', '#FFC458' ]
},
canvas: parent.canvas,
ctx: parent.ctx
};
};
ParticleNetwork.prototype.init = function () {
// Create particle objects
this.createParticles(true);
// Update canvas
this.animationFrame = requestAnimationFrame(this.update.bind(this));
this.bindUiActions();
};
ParticleNetwork.prototype.createParticles = function (isInitial: any) {
// Initialise / reset particles
var me = this;
this.particles = [];
var quantity = (this.canvas.width * this.canvas.height) / this.options.density;
if (isInitial) {
var counter = 0;
clearInterval(this.createIntervalId);
this.createIntervalId = setInterval(() => {
if (counter < quantity - 1) {
// Create particle object
this.particles.push(new Particle(me, me.canvas.width, me.canvas.height));
} else {
clearInterval(me.createIntervalId);
}
counter++;
}, 50);
} else {
// Create particle objects
for (var i = 0; i < quantity; i++) {
this.particles.push(new Particle(this));
}
}
};
ParticleNetwork.prototype.createInteractionParticle = function () {
// Add interaction particle
this.interactionParticle = new Particle(this);
this.interactionParticle.velocity = {
x: 0,
y: 0
};
this.particles.push(this.interactionParticle);
return this.interactionParticle;
};
ParticleNetwork.prototype.removeInteractionParticle = function () {
// Find it
var index = this.particles.indexOf(this.interactionParticle);
if (index > -1) {
// Remove it
this.interactionParticle = undefined;
this.particles.splice(index, 1);
}
};
ParticleNetwork.prototype.update = function () {
if (this.canvas) {
this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
this.ctx.globalAlpha = 1;
// Draw connections
for (var i = 0; i < this.particles.length; i++) {
for (var j = this.particles.length - 1; j > i; j--) {
var distance,
p1 = this.particles[i],
p2 = this.particles[j];
// check very simply if the two points are even a candidate for further measurements
distance = Math.min(Math.abs(p1.x - p2.x), Math.abs(p1.y - p2.y));
if (distance > this.options.netLineDistance) {
continue;
}
// the two points seem close enough, now let's measure precisely
distance = Math.sqrt(Math.pow(p1.x - p2.x, 2) + Math.pow(p1.y - p2.y, 2));
if (distance > this.options.netLineDistance) {
continue;
}
this.ctx.beginPath();
this.ctx.strokeStyle = this.options.netLineColor;
this.ctx.globalAlpha = ((this.options.netLineDistance - distance) / this.options.netLineDistance) * p1.opacity * p2.opacity;
this.ctx.lineWidth = 0.7;
this.ctx.moveTo(p1.x, p1.y);
this.ctx.lineTo(p2.x, p2.y);
this.ctx.stroke();
}
}
// Draw particles
for (var i = 0; i < this.particles.length; i++) {
this.particles[i].update();
this.particles[i].draw();
}
if (this.options.velocity !== 0) {
this.animationFrame = requestAnimationFrame(this.update.bind(this));
}
} else {
cancelAnimationFrame(this.animationFrame);
}
};
ParticleNetwork.prototype.bindUiActions = function () {
// Mouse / touch event handling
this.spawnQuantity = 3;
this.mouseIsDown = false;
this.touchIsMoving = false;
this.onMouseMove = (e: { offsetX: any; offsetY: any }) => {
if (!this.interactionParticle) {
this.createInteractionParticle();
}
this.interactionParticle.x = e.offsetX;
this.interactionParticle.y = e.offsetY;
};
this.onTouchMove = (e: { preventDefault: () => void; changedTouches: { clientX: any[]; clientY: any }[] }) => {
e.preventDefault();
this.touchIsMoving = true;
if (!this.interactionParticle) {
this.createInteractionParticle();
}
this.interactionParticle.x = e.changedTouches[0].clientX;
this.interactionParticle.y = e.changedTouches[0].clientY;
};
this.onMouseDown = () => {
this.mouseIsDown = true;
var counter = 0;
var quantity = this.spawnQuantity;
var intervalId = setInterval(
() => {
if (this.mouseIsDown) {
if (counter === 1) {
quantity = 1;
}
for (var i = 0; i < quantity; i++) {
if (this.interactionParticle) {
this.particles.push(new Particle(this, this.interactionParticle.x, this.interactionParticle.y));
}
}
} else {
clearInterval(intervalId);
}
counter++;
},
50
);
};
this.onTouchStart = (e: { preventDefault: () => void; changedTouches: { clientY: any; }[]; }) => {
e.preventDefault();
setTimeout(
() => {
if (!this.touchIsMoving) {
for (var i = 0; i < this.spawnQuantity; i++) {
this.particles.push(new Particle(this, e.changedTouches[0].clientX, e.changedTouches[0].clientY));
}
}
},
200
);
};
this.onMouseUp = () => {
this.mouseIsDown = false;
};
this.onMouseOut = function () {
this.removeInteractionParticle();
};
this.onTouchEnd = (e: { preventDefault: () => void; }) => {
e.preventDefault();
this.touchIsMoving = false;
this.removeInteractionParticle();
};
// this.canvas.addEventListener('mousemove', this.onMouseMove);
// this.canvas.addEventListener('touchmove', this.onTouchMove);
// this.canvas.addEventListener('mousedown', this.onMouseDown);
// this.canvas.addEventListener('touchstart', this.onTouchStart);
// this.canvas.addEventListener('mouseup', this.onMouseUp);
// this.canvas.addEventListener('mouseout', this.onMouseOut);
// this.canvas.addEventListener('touchend', this.onTouchEnd);
};
ParticleNetwork.prototype.unbindUiActions = function () {
if (this.canvas) {
// this.canvas.removeEventListener('mousemove', this.onMouseMove);
// this.canvas.removeEventListener('touchmove', this.onTouchMove);
// this.canvas.removeEventListener('mousedown', this.onMouseDown);
// this.canvas.removeEventListener('touchstart', this.onTouchStart);
// this.canvas.removeEventListener('mouseup', this.onMouseUp);
// this.canvas.removeEventListener('mouseout', this.onMouseOut);
// this.canvas.removeEventListener('touchend', this.onTouchEnd);
}
};
}
}

View File

@ -9,7 +9,7 @@
</nz-header> -->
<nz-content class="content">
<nz-row>
<nz-col nzSm="0" nzMd="0" nzLg="14" nzXl="14" nzXXl="14" >
<nz-col nzSm="0" nzMd="0" nzLg="14" nzXl="14" nzXXl="14">
<div style="width: 100%;height: 100%;display: flex;align-items: center;min-height: 700px;padding: 60px;">
<div class="earth-box">
<div class="earth" style="width: 100%;height: 100%;"></div>
@ -40,5 +40,27 @@
<div class="meteor-18"></div>
<div class="meteor-19"></div>
<div class="meteor-20"></div>
<!-- <div class="night">
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
</div> -->
</nz-content>
</nz-layout>