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animate
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animate/rfid/js/objects.js

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JavaScript
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class BaseShape {
constructor() {
this.controls = []; // Keep track of created elements and event listeners
this.speedMultiplier = 100;
}
initialise() {
}
remove() {
this.controls.forEach(({ element, listener }) => {
if (element && listener) {
element.removeEventListener("input", listener);
}
if (element && element.parentElement) {
element.parentElement.removeChild(element);
const titleElement = document.getElementById("elText" + element.id.slice(2));
titleElement.parentElement.removeChild(titleElement);
}
});
this.controls = [];
}
draw() {
throw new Error("Draw function not implemented");
}
}
class PolyTwistColourWidth extends BaseShape {
constructor(sides, width, line_width, depth, rotation, colour1, colour2) {
super();
this.sides = sides;
this.width = width;
this.line_width = line_width;
this.depth = sides * 5;
this.rotation = rotation;
this.colour1 = colour1;
this.colour2 = colour2;
}
draw(rotation) {
rotation *= (this.speedMultiplier / 100)
let out_angle = 0;
const innerAngle = 180 - ((this.sides - 2) * 180) / this.sides;
const scopeAngle = rotation - (innerAngle * Math.floor(rotation / innerAngle));
if (scopeAngle < innerAngle / 2) {
out_angle = innerAngle / (2 * Math.cos((2 * Math.PI * scopeAngle) / (3 * innerAngle))) - innerAngle / 2;
} else {
out_angle = -innerAngle / (2 * Math.cos(((2 * Math.PI) / 3) - ((2 * Math.PI * scopeAngle) / (3 * innerAngle)))) + (innerAngle * 3) / 2;
}
let minWidth = Math.sin(rad(innerAngle / 2)) * (0.5 / Math.tan(rad(innerAngle / 2))) * 2;
let widthMultiplier = minWidth / Math.sin(Math.PI / 180 * (90 + innerAngle / 2 - out_angle + innerAngle * Math.floor(out_angle / innerAngle)));
for (let i = 0; i < this.depth; i++) {
const fraction = i / this.depth;
const ncolour = LerpHex(this.colour1, this.colour2, fraction);
DrawPolygon(this.sides, this.width * widthMultiplier ** i, out_angle * i + this.rotation, ncolour, this.line_width);
}
}
}
class FloralPhyllo extends BaseShape {
constructor(width, depth, start, colour1, colour2) {
super();
this.width = width;
this.depth = depth;
this.start = start;
this.colour1 = colour1;
this.colour2 = colour2;
this.speedMultiplier = 500;
}
draw(rotation) {
rotation *= (this.speedMultiplier / 500)
rotation += this.start
// var c = 24; //something to do with width. but not width
var c = 1; //something to do with width. but not width
//dont make larger than 270 unless altering the number of colours in lerpedColours
for (let n = this.depth; n > 0; n -= 1) {
let colVal = waveNormal(n, this.depth)
let ncolour = LerpHex(this.colour1, this.colour2, n / this.depth);
const a = n * rotation / 1000; //137.5;
const r = c * Math.sqrt(n);
const x = r * Math.cos(a) + centerX;
const y = r * Math.sin(a) + centerY;
drawEyelid(n * 2.4 + 40, x, y, ncolour);
}
}
}
class Spiral1 extends BaseShape {
constructor(sides, width, colour1) {
super();
this.sides = sides;
this.width = width;
this.colour = colour1;
}
draw(rotation) {
rotation *= (this.speedMultiplier / 100)
var rot = Math.round((this.sides - 2) * 180 / this.sides * 2)
var piv = 360 / this.sides;
var stt = 0.5 * Math.PI - rad(rot) //+ rad(rotation);
var end = 0;
var n = this.width / ((this.width / 10) * (this.width / 10)) //pixel correction for mid leaf
for (let i = 1; i < this.sides + 1; i++) {
end = stt + rad(rot);
ctx.beginPath();
ctx.arc(centerX + Math.cos(rad(90 + piv * i + rotation)) * this.width, centerY + Math.sin(rad(90 + piv * i + rotation)) * this.width, this.width, stt + rad(rotation) - (stt - end) / 2, end + rad(rotation) + rad(n), 0);
ctx.strokeStyle = this.colour;
ctx.stroke();
ctx.beginPath();
ctx.arc(centerX + Math.cos(rad(90 + piv * i - rotation)) * this.width, centerY + Math.sin(rad(90 + piv * i - rotation)) * this.width, this.width, stt - rad(rotation), end - (end - stt) / 2 + rad(n) - rad(rotation), 0);
ctx.strokeStyle = this.colour;
ctx.stroke();
stt = end + -(rad(rot - piv)) //+rad(30);
}
}
}
class FloralAccident extends BaseShape {
constructor(sides, width, colour1) {
super();
this.sides = sides;
this.width = width;
this.colour = colour1;
}
draw(rotation) {
rotation *= (this.speedMultiplier / 100)
var rot = Math.round((this.sides - 2) * 180 / this.sides * 2)
var piv = 360 / this.sides;
var stt = 0.5 * Math.PI - rad(rot) //+ rad(rotation);
var end = 0;
var n = this.width / ((this.width / 10) * (this.width / 10)) //pixel correction for mid leaf
ctx.lineWidth =4;
ctx.strokeStyle = this.colour;
for (let i = 1; i < this.sides + 1; i++) {
end = stt + rad(rot);
ctx.beginPath();
ctx.arc(centerX + Math.cos(rad(90 + piv * i + rotation)) * this.width, centerY + Math.sin(rad(90 + piv * i + rotation)) * this.width, this.width, stt - (stt - end + rad(rotation)) / 2, end + rad(n), 0);
ctx.stroke();
ctx.beginPath();
ctx.arc(centerX + Math.cos(rad(90 + piv * i - rotation)) * this.width, centerY + Math.sin(rad(90 + piv * i - rotation)) * this.width, this.width, stt, end - (end - stt - rad(rotation)) / 2 + rad(n), 0);
// ctx.strokeStyle = this.colour;
ctx.stroke();
stt = end + -(rad(rot - piv)) //+rad(30);
}
}
}
class FloralPhyllo_Accident extends BaseShape {
constructor(sides, width, colour1, colour2) {
super();
this.sides = sides;
this.width = width;
this.colour1 = colour1;
this.colour2 = colour2;
}
draw(rotation) {
rotation *= (this.speedMultiplier / 100)
var c = 24; //something to do with width. but not width
for (let n = 0; n < 300; n += 1) {
let ncolour = LerpHex(this.colour1, this.colour2, Math.cos(rad(n / 2)));
let a = n * (rotation / 1000 + 100); //137.5;
let r = c * Math.sqrt(n);
let x = r * Math.cos(a) + centerX;
let y = r * Math.sin(a) + centerY;
drawEyelidAccident(x, y);
}
}
}
class Nodal_expanding extends BaseShape {
constructor(expand, points, start, line_width, colour1, colour2, colour_change) {
super();
this.expand = expand;
this.points = points;
this.start = start;
this.line_width = line_width;
this.colour1 = colour1;
this.colour2 = colour2;
this.colour_change = colour_change
}
draw(rotation) {
rotation *= (this.speedMultiplier / 1000)
var angle = (360 / 2000 * rotation) + this.start //2000 controls speed
var length = this.expand;
for (let z = 1; z <= this.points; z++) { //why specifically 2500
ctx.beginPath();
let ncolour = LerpHex(this.colour1, this.colour2, z / this.points);
ctx.moveTo(centerX + (Math.cos(rad(angle * (z - 1) + 0)) * (length - this.expand)), centerY + (Math.sin(rad(angle * (z - 1) + 0)) * (length - this.expand)));
ctx.lineTo(centerX + (Math.cos(rad(angle * z + 0)) * length), centerY + (Math.sin(rad(angle * z + 0)) * length));
length += this.expand;
ctx.lineWidth = this.line_width;//try 1
ctx.strokeStyle = ncolour;
ctx.lineCap = "round"
// ctx.strokeStyle = colourToText(ncolour);
// console.log(ncolour)
ctx.stroke();
}
}
}
class Phyllotaxis extends BaseShape {
constructor(width, start, nMax, wave, colour1, colour2) {
super();
this.width = width;
this.start = start;
this.nMax = nMax;
this.wave = wave;
this.colour1 = colour1;
this.colour2 = colour2;
}
drawWave(angle) {
angle /= 1000
const startColor = [45, 129, 252];
const endColor = [252, 3, 98];
const distanceMultiplier = 3;
const maxIterations = 200;
// angle=0;
for (let n = 0; n < maxIterations; n++) {
ctx.beginPath();
const nColor = lerpRGB(startColor, endColor, Math.cos(rad(n / 2)));
// const nAngle = n* angle ;
// const nAngle = n*angle+ Math.sin(rad(n*1+angle*4000))/1 ;
const nAngle = n * angle + Math.sin(rad(n * 1 + angle * 40000)) / 2;
const radius = distanceMultiplier * n;
const xCoord = radius * Math.cos(nAngle) + centerX;
const yCoord = radius * Math.sin(nAngle) + centerY;
ctx.arc(xCoord, yCoord, 8, 0, 2 * Math.PI);
ctx.fillStyle = colourToText(nColor);
ctx.fill();
}
}
drawSpiral(angle) {
angle /= 7000
const startColor = [45, 129, 252];
const endColor = [252, 3, 98];
const distanceMultiplier = 2;
const maxIterations = 1000;
for (let n = 0; n < maxIterations; n++) {
const nColor = lerpRGB(startColor, endColor, Math.cos(rad(n / 2)));
const nAngle = n * angle + Math.sin(angle * n * 2);
const radius = distanceMultiplier * n;
const xCoord = radius * Math.cos(nAngle) + centerX;
const yCoord = radius * Math.sin(nAngle) + centerY;
ctx.beginPath();
ctx.arc(xCoord, yCoord, 8, 0, 2 * Math.PI);
ctx.fillStyle = colourToText(nColor);
ctx.fill();
}
}
// Draw_nodal(300, 100, 31, rotation, "blue");
draw(rotation) {
rotation *= (this.speedMultiplier / 300)
rotation += this.start
if (this.wave === 1) {
this.drawWave(rotation)
}
else if (this.wave === 2) {
this.drawSpiral(rotation)
}
else {
for (let n = 0; n < this.nMax; n += 1) {
const ncolour = LerpHex(this.colour1, this.colour2, n / this.nMax);
// const ncolour = LerpHex(this.colour1, this.colour2, (n/this.nMax)**2);
const a = n * (rotation / 1000)//137.5;
const r = this.width * Math.sqrt(n);
const x = r * Math.cos(a) + centerX;
const y = r * Math.sin(a) + centerY;
ctx.beginPath();
ctx.arc(x, y, 8, 0, 2 * Math.PI);
ctx.fillStyle = ncolour;
// ctx.fillStyle = colourToText(ncolour);
ctx.fill();
// console.log(this.c)
}
}
}
}
class SquareTwist_angle extends BaseShape {
constructor(width, line_width, colour1) {
super();
this.width = width;
this.line_width = line_width;
this.colour1 = colour1;
}
drawSquare(angle, size, colour) {
ctx.save();
ctx.translate(centerX, centerY)//-(Math.sin(rad(angle)) *centerX));
ctx.rotate(rad(angle + 180));
ctx.beginPath();
ctx.strokeStyle = colour;
ctx.lineWidth = this.line_width;
ctx.rect(-size / 2, -size / 2, size, size);
ctx.stroke();
ctx.restore();
}
// DrawSquareTwist_angle(400,0,rotation,"red")
draw(rotation) {
rotation *= (this.speedMultiplier / 100)
let out_angle = rotation;
let widthMultiplier = 1 / (2 * Math.sin(Math.PI / 180 * (130 - out_angle + 90 * Math.floor(out_angle / 90)))) + 0.5
for (let i = 0; i < 25; i++) {
this.drawSquare(rotation * i, this.width * widthMultiplier ** i, this.colour1)
}
}
}
class CircleExpand extends BaseShape {
constructor(nCircles, gap, linear, heart, colour1, colour2) {
super();
this.nCircles = nCircles;
this.gap = gap;
this.linear = linear;
this.heart = heart;
this.colour1 = colour1;
this.colour2 = colour2
}
lerpColor(a, b, amount) {
var ah = +a.replace('#', '0x'),
ar = ah >> 16, ag = ah >> 8 & 0xff, ab = ah & 0xff,
bh = +b.replace('#', '0x'),
br = bh >> 16, bg = bh >> 8 & 0xff, bb = bh & 0xff,
rr = ar + amount * (br - ar),
rg = ag + amount * (bg - ag),
rb = ab + amount * (bb - ab);
return '#' + ((1 << 24) + (rr << 16) + (rg << 8) + rb | 0).toString(16).slice(1);
}
arraySort(x, y) {
if (x.r > y.r) {
return 1;
}
if (x.r < y.r) {
return -1;
}
return 0;
}
drawHeart(w, colour) {
// var w = 200
ctx.strokeStyle = "black";
ctx.fillStyle = colour;
ctx.lineWidth = 1;
var x = centerX - w / 2;
let y = centerY - w / 2
ctx.beginPath();
ctx.moveTo(x, y + w / 4);
ctx.quadraticCurveTo(x, y, x + w / 4, y);
ctx.quadraticCurveTo(x + w / 2, y, x + w / 2, y + w / 5);
ctx.quadraticCurveTo(x + w / 2, y, x + w * 3 / 4, y);
ctx.quadraticCurveTo(x + w, y, x + w, y + w / 4);
ctx.quadraticCurveTo(x + w, y + w / 2, x + w * 3 / 4, y + w * 3 / 4);
ctx.lineTo(x + w / 2, y + w);
ctx.lineTo(x + w / 4, y + w * 3 / 4);
ctx.quadraticCurveTo(x, y + w / 2, x, y + w / 4);
ctx.stroke();
ctx.fill();
}
draw(rotation) {
rotation *= (0.9)
ctx.strokeWeight = 1;
ctx.lineWidth = 1;
let arrOfWidths = []
let arrOfco = []
let intRot;
if (this.linear) {
intRot = Math.floor(rotation * 30) / 100
}
else {
intRot = Math.sin(rad(Math.floor(rotation * 30) / 4)) + rotation / 4
}
for (let i = 0; i < this.nCircles; i++) {
const width = this.gap * ((intRot + i) % this.nCircles);
const colour = (Math.sin(rad(i * (360 / this.nCircles) - 90)) + 1) / 2
arrOfWidths.push({ r: width, c: colour });
}
let newArr = arrOfWidths.sort(this.arraySort)
for (let i = this.nCircles - 1; i >= 0; i--) {
let newColour = this.lerpColor(this.colour1, this.colour2, newArr[i].c)
if (this.heart) {
this.drawHeart(newArr[i].r, newColour)
}
else {
ctx.beginPath();
ctx.arc(centerX, centerY, newArr[i].r, 0, 2 * Math.PI);
ctx.fillStyle = newColour;
ctx.fill();
ctx.stokeStyle = "black";
ctx.stroke();
}
}
}
}
class EyePrototype extends BaseShape {
constructor(x, y, rotate, flip, width, blink_speed, mode, line_width, colour1,colour2) {
super();
this.x = x;
this.y = y;
this.rotate = rotate;
this.flip = flip
this.width = width;
this.blink_speed = blink_speed;
this.mode = mode;
this.line_width = line_width;
this.step = 0;
this.opening = true;
this.counter = 0;
this.cooldown = 0;
this.draw_spiral = 0;
this.spiral_full = 0;
this.draw_pupil = 0;
this.draw_expand = 0;
this.draw_hypno = 0;
this.colourPupil = colour1;
this.colourSpiral = colour2;
this.colourExpand = colour2;
this.centerPulse = new CircleExpand(13, 30, 1, 0, "#2D81FC", "#FC0362")
}
initialise() {
if(this.mode===0){
this.draw_spiral = 1
this.draw_pupil = 1
}
if(this.mode===1){
this.draw_spiral = 1
this.spiral_full = 1
}
if(this.mode===2){
this.draw_expand = 1
this.draw_pupil = 1
}
if(this.mode===3){
this.draw_hypno= 1
}
}
drawEyelid(rotation) {
ctx.strokeStyle = "orange";
let relCenterX = centerX + this.x;
let relCenterY = centerY + this.y;
rotation *= (this.speedMultiplier / 100)
ctx.lineWidth = 1;
ctx.beginPath();
let newPoint = 0
let newPoint1 = 0
let addedRotate = this.flip ? 90 : 0
newPoint = rotatePoint(- this.width / 2, 0, this.rotate + addedRotate)
ctx.moveTo(relCenterX + newPoint[0], relCenterY + newPoint[1]);
newPoint = rotatePoint(0, - rotation / 400 * this.width, this.rotate + addedRotate)
newPoint1 = rotatePoint(this.width / 2, 0, this.rotate + addedRotate)
ctx.quadraticCurveTo(relCenterX + newPoint[0], relCenterY + newPoint[1], relCenterX + newPoint1[0], relCenterY + newPoint1[1]);
newPoint = rotatePoint(- this.width / 2, 0, this.rotate + addedRotate)
ctx.moveTo(relCenterX + newPoint[0], relCenterY + newPoint[1]);
newPoint = rotatePoint(0, + rotation / 400 * this.width, this.rotate + addedRotate)
newPoint1 = rotatePoint(this.width / 2, 0, this.rotate + addedRotate)
ctx.quadraticCurveTo(relCenterX + newPoint[0], relCenterY + newPoint[1], relCenterX + newPoint1[0], relCenterY + newPoint1[1]);
ctx.stroke();
}
eyelidCut(rotation) {
let relCenterX = centerX + this.x;
let relCenterY = centerY + this.y;
let newPoint = 0
let newPoint1 = 0
let addedRotate = this.flip ? 90 : 0
// ctx.lineWidth = 1;
let squarePath = new Path2D();
newPoint = rotatePoint(- this.width / 2, 0, this.rotate + addedRotate)
squarePath.moveTo(relCenterX + newPoint[0], relCenterY + newPoint[1]);
newPoint = rotatePoint(0, - rotation / 400 * this.width, this.rotate + addedRotate)
newPoint1 = rotatePoint(this.width / 2, 0, this.rotate + addedRotate)
squarePath.quadraticCurveTo(relCenterX + newPoint[0], relCenterY + newPoint[1], relCenterX + newPoint1[0], relCenterY + newPoint1[1]);
newPoint = rotatePoint(- this.width / 2, 0, this.rotate + addedRotate)
squarePath.moveTo(relCenterX + newPoint[0], relCenterY + newPoint[1]);
newPoint = rotatePoint(0, + rotation / 400 * this.width, this.rotate + addedRotate)
newPoint1 = rotatePoint(this.width / 2, 0, this.rotate + addedRotate)
squarePath.quadraticCurveTo(relCenterX + newPoint[0], relCenterY + newPoint[1], relCenterX + newPoint1[0], relCenterY + newPoint1[1]);
ctx.clip(squarePath);
}
drawGrowEye(step) {
// console.log(step)
ctx.strokeStyle = this.colourExpand
ctx.beginPath();
ctx.lineWidth = 5;
ctx.arc(centerX + this.x, centerY + this.y, step, 0, 2 * Math.PI);
ctx.stroke();
}
drawCircle(step) {
ctx.strokeStyle = this.colourPupil
ctx.beginPath();
ctx.lineWidth = 5;
ctx.arc(centerX + this.x, centerY + this.y, step, 0, 2 * Math.PI);
ctx.stroke();
}
drawSpiral(step) {
ctx.strokeStyle = this.colourSpiral;
let a = 1
let b = 5
ctx.moveTo(centerX, centerY);
ctx.beginPath();
let max = this.spiral_full ? this.width : this.width / 2
for (let i = 0; i < max; i++) {
let angle = 0.1 * i;
let x = centerX + (a + b * angle) * Math.cos(angle + step / 2);
let y = centerY + (a + b * angle) * Math.sin(angle + step / 2);
ctx.lineTo(x + this.x, y + this.y);
}
ctx.lineWidth = 3;
ctx.stroke();
}
stepFunc() {
if (this.cooldown != 0) {
this.cooldown--;
} else {
if (this.opening == true) {
if (this.step >= 200) {
this.cooldown = 200;
this.opening = false;
this.step -= this.blink_speed;
} else {
this.step += this.blink_speed;
}
} else {
if (this.step <= 0) {
this.opening = true;
this.step += this.blink_speed;
} else {
this.step -= this.blink_speed;
}
}
}
}
draw(rotation) {
let speedMult = 50
// console.log(this.blink_speed)
let waitTime = this.blink_speed
let cap = 200
let d = waitTime * speedMult * 10
let a = cap * 2 + d
let outputRotation = Math.min(Math.abs((Math.floor(rotation * speedMult) % a) - a / 2 - d / 2), cap)
ctx.fillStyle = "black";
ctx.save();
this.drawEyelid(outputRotation);
// squareCut();
this.eyelidCut(outputRotation);
// console.log(Math.floor(this.counter % this.width / 2))
if (Math.floor(this.counter % (this.width / 4)) === 0) {
this.counter = 0;
}
ctx.fillStyle = "black";
ctx.fillRect(this.x - this.width / 2 + centerX, 0, this.width, ctx.canvas.height);
if (this.draw_expand) {
this.drawGrowEye(this.width / 4 + this.counter);
}
if (this.draw_hypno) {
this.centerPulse.draw(rotation)
}
if (this.draw_spiral) {
this.drawSpiral(rotation)
}
if (this.draw_pupil) {
this.drawCircle(this.width / 4);
}
ctx.restore();
this.stepFunc();
this.counter++;
}
}
class RickRoll extends BaseShape {
constructor() {
super();
this.counter = 0
}
draw(rotation) {
let img = new Image();
let newString = ""
if (this.counter < 10) {
newString = "00" + this.counter
}
else if (this.counter < 100) {
newString = "0" + this.counter
}
else {
newString = this.counter;
}
img.src = "rickRoll/frame_" + newString + ".png";
ctx.drawImage(img, centerX - img.width / 2, centerY - img.height / 2);
this.counter += 1;
if (this.counter > 146) {
this.counter = 0
}
}
}
class MaryFace extends BaseShape {
constructor(x1, y1, rotate1, width1, x2, y2, rotate2, width2) {
super();
this.x1 = x1;
this.y1 = y1;
this.rotate1 = rotate1;
this.width1 = width1;
this.x2 = x2;
this.y2 = y2;
this.rotate2 = rotate2;
this.width2 = width2;
this.eye1 = new EyePrototype(x1, y1, rotate1, 0, width1, 10, 1, 1, "#00fffb", "#00fffb")
this.eye2 = new EyePrototype(x2, y2, rotate2, 0, width2, 10, 1, 1, "#00fffb", "#00fffb")
// this.eye3 = new EyePrototype(112, -280, rotate2+2,1, width2, 10, 1, 1, 0, 0, 1, "#00fffb", "#00fffb")
this.eye3 = new EyePrototype(110, -280, rotate2 + 2, 1, width2, 10, 1, 1, "#00fffb", "#00fffb")//maybe
}
initialise(){
this.eye1.initialise()
this.eye2.initialise()
this.eye3.initialise()
}
draw(rotation) {
let img = new Image();
img.src = "maryFace.png";
ctx.drawImage(img, centerX - img.width / 2, centerY - img.height / 2);
this.eye1.draw(rotation);
this.eye2.draw(rotation);
this.eye3.draw(rotation);
}
}
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