mirror of
https://github.com/elyby/accounts-frontend.git
synced 2024-12-27 15:30:37 +05:30
Added that magic effect
This commit is contained in:
SleepWalker
ErickSkrauch
parent
c4eacca87d
commit
80f86eda8d
@ -14,6 +14,8 @@ export default function BSoD({store}) {
|
||||
return (
|
||||
<IntlProvider store={store}>
|
||||
<div className={styles.body}>
|
||||
<canvas ref={(el) => createThatMagicEffect(el)} />
|
||||
|
||||
<div className={styles.wrapper}>
|
||||
<div className={styles.title}>
|
||||
<Message {...appInfo.appName} />
|
||||
@ -35,3 +37,177 @@ export default function BSoD({store}) {
|
||||
</IntlProvider>
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* @param {Node} c - canvas DOM node
|
||||
* @see http://codepen.io/mladen___/pen/gbvqBo
|
||||
*/
|
||||
function createThatMagicEffect(c) {
|
||||
var ctx = c.getContext("2d");
|
||||
|
||||
function resize() {
|
||||
var box = c.getBoundingClientRect();
|
||||
c.width = box.width;
|
||||
c.height = box.height;
|
||||
}
|
||||
|
||||
var light = {
|
||||
x: 160,
|
||||
y: 200
|
||||
}
|
||||
|
||||
var colors = ["#f5c156", "#e6616b", "#5cd3ad"];
|
||||
|
||||
function drawLight() {
|
||||
ctx.beginPath();
|
||||
ctx.arc(light.x, light.y, 1000, 0, 2 * Math.PI);
|
||||
var gradient = ctx.createRadialGradient(light.x, light.y, 0, light.x, light.y, 1000);
|
||||
gradient.addColorStop(0, "#3b4654");
|
||||
gradient.addColorStop(1, "#2c343f");
|
||||
ctx.fillStyle = gradient;
|
||||
ctx.fill();
|
||||
|
||||
ctx.beginPath();
|
||||
ctx.arc(light.x, light.y, 20, 0, 2 * Math.PI);
|
||||
gradient = ctx.createRadialGradient(light.x, light.y, 0, light.x, light.y, 5);
|
||||
gradient.addColorStop(0, "#fff");
|
||||
gradient.addColorStop(1, "#3b4654");
|
||||
ctx.fillStyle = gradient;
|
||||
ctx.fill();
|
||||
}
|
||||
|
||||
function Box() {
|
||||
this.half_size = Math.floor((Math.random() * 50) + 1);
|
||||
this.x = Math.floor((Math.random() * c.width) + 1);
|
||||
this.y = Math.floor((Math.random() * c.height) + 1);
|
||||
this.r = Math.random() * Math.PI;
|
||||
this.shadow_length = 2000;
|
||||
this.color = colors[Math.floor((Math.random() * colors.length))];
|
||||
|
||||
this.getDots = function() {
|
||||
var full = (Math.PI * 2) / 4;
|
||||
|
||||
var p1 = {
|
||||
x: this.x + this.half_size * Math.sin(this.r),
|
||||
y: this.y + this.half_size * Math.cos(this.r)
|
||||
};
|
||||
var p2 = {
|
||||
x: this.x + this.half_size * Math.sin(this.r + full),
|
||||
y: this.y + this.half_size * Math.cos(this.r + full)
|
||||
};
|
||||
var p3 = {
|
||||
x: this.x + this.half_size * Math.sin(this.r + full * 2),
|
||||
y: this.y + this.half_size * Math.cos(this.r + full * 2)
|
||||
};
|
||||
var p4 = {
|
||||
x: this.x + this.half_size * Math.sin(this.r + full * 3),
|
||||
y: this.y + this.half_size * Math.cos(this.r + full * 3)
|
||||
};
|
||||
|
||||
return {
|
||||
p1: p1,
|
||||
p2: p2,
|
||||
p3: p3,
|
||||
p4: p4
|
||||
};
|
||||
}
|
||||
this.rotate = function() {
|
||||
var speed = (60 - this.half_size) / 20;
|
||||
this.r += speed * 0.002;
|
||||
this.x += speed;
|
||||
this.y += speed;
|
||||
}
|
||||
this.draw = function() {
|
||||
var dots = this.getDots();
|
||||
ctx.beginPath();
|
||||
ctx.moveTo(dots.p1.x, dots.p1.y);
|
||||
ctx.lineTo(dots.p2.x, dots.p2.y);
|
||||
ctx.lineTo(dots.p3.x, dots.p3.y);
|
||||
ctx.lineTo(dots.p4.x, dots.p4.y);
|
||||
ctx.fillStyle = this.color;
|
||||
ctx.fill();
|
||||
|
||||
|
||||
if (this.y - this.half_size > c.height) {
|
||||
this.y -= c.height + 100;
|
||||
}
|
||||
if (this.x - this.half_size > c.width) {
|
||||
this.x -= c.width + 100;
|
||||
}
|
||||
}
|
||||
this.drawShadow = function() {
|
||||
var dots = this.getDots();
|
||||
var angles = [];
|
||||
var points = [];
|
||||
|
||||
for (let dot in dots) {
|
||||
var angle = Math.atan2(light.y - dots[dot].y, light.x - dots[dot].x);
|
||||
var endX = dots[dot].x + this.shadow_length * Math.sin(-angle - Math.PI / 2);
|
||||
var endY = dots[dot].y + this.shadow_length * Math.cos(-angle - Math.PI / 2);
|
||||
angles.push(angle);
|
||||
points.push({
|
||||
endX: endX,
|
||||
endY: endY,
|
||||
startX: dots[dot].x,
|
||||
startY: dots[dot].y
|
||||
});
|
||||
};
|
||||
|
||||
for (var i = points.length - 1; i >= 0; i--) {
|
||||
var n = i == 3 ? 0 : i + 1;
|
||||
ctx.beginPath();
|
||||
ctx.moveTo(points[i].startX, points[i].startY);
|
||||
ctx.lineTo(points[n].startX, points[n].startY);
|
||||
ctx.lineTo(points[n].endX, points[n].endY);
|
||||
ctx.lineTo(points[i].endX, points[i].endY);
|
||||
ctx.fillStyle = "#2c343f";
|
||||
ctx.fill();
|
||||
};
|
||||
}
|
||||
}
|
||||
|
||||
var boxes = [];
|
||||
|
||||
function draw() {
|
||||
ctx.clearRect(0, 0, c.width, c.height);
|
||||
drawLight();
|
||||
|
||||
for (var i = 0; i < boxes.length; i++) {
|
||||
boxes[i].rotate();
|
||||
boxes[i].drawShadow();
|
||||
};
|
||||
for (var i = 0; i < boxes.length; i++) {
|
||||
collisionDetection(i)
|
||||
boxes[i].draw();
|
||||
};
|
||||
requestAnimationFrame(draw);
|
||||
}
|
||||
|
||||
resize();
|
||||
draw();
|
||||
|
||||
while (boxes.length < 14) {
|
||||
boxes.push(new Box());
|
||||
}
|
||||
|
||||
window.addEventListener('resize', resize);
|
||||
c.onmousemove = function(e) {
|
||||
light.x = e.offsetX == undefined ? e.layerX : e.offsetX;
|
||||
light.y = e.offsetY == undefined ? e.layerY : e.offsetY;
|
||||
}
|
||||
|
||||
function collisionDetection(b) {
|
||||
for (var i = boxes.length - 1; i >= 0; i--) {
|
||||
if(i != b) {
|
||||
var dx = (boxes[b].x + boxes[b].half_size) - (boxes[i].x + boxes[i].half_size);
|
||||
var dy = (boxes[b].y + boxes[b].half_size) - (boxes[i].y + boxes[i].half_size);
|
||||
var d = Math.sqrt(dx * dx + dy * dy);
|
||||
|
||||
if (d < boxes[b].half_size + boxes[i].half_size) {
|
||||
boxes[b].half_size = boxes[b].half_size > 1 ? boxes[b].half_size-=1 : 1;
|
||||
boxes[i].half_size = boxes[i].half_size > 1 ? boxes[i].half_size-=1 : 1;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user