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Строшков Артем #50

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Строшков Артем #50

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91 changes: 69 additions & 22 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -6,28 +6,75 @@
<link rel="stylesheet" href="styles.css">
</head>
<body>
<div class="container">
<header class="container-header">
<h3 class="animation-name">fadeIn</h3>
<button class="button" id="fadeInPlay">Play</button>
</header>
<div class="block hide" id="fadeInBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">move</h3>
<button class="button" id="movePlay">Play</button>
</header>
<div class="block" id="moveBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">scale</h3>
<button class="button" id="scalePlay">Play</button>
</header>
<div class="block" id="scaleBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">fadeIn</h3>
<button class="button" id="fadeInPlay">Play</button>
<button class="button" id="fadeInReset">Reset</button>
</header>
<div class="block hide" id="fadeInBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">fadeOut</h3>
<button class="button" id="fadeOutPlay">Play</button>
<button class="button" id="fadeOutReset">Reset</button>
</header>
<div class="block show" id="fadeOutBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">move</h3>
<button class="button" id="movePlay">Play</button>
<button class="button" id="moveReset">Reset</button>
</header>
<div class="block" id="moveBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">scale</h3>
<button class="button" id="scalePlay">Play</button>
<button class="button" id="scaleReset">Reset</button>
</header>
<div class="block" id="scaleBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">moveAndHide</h3>
<button class="button" id="moveAndHidePlay">Play</button>
<button class="button" id="moveAndHideReset">Reset</button>
</header>
<div class="block" id="moveAndHideBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">showAndHide</h3>
<button class="button" id="showAndHidePlay">Play</button>
<button class="button" id="showAndHideReset">Reset</button>
</header>
<div class="block hide" id="showAndHideBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">heartBeating</h3>
<button class="button" id="heartBeatingPlay">Play</button>
<button class="button" id="heartBeatingStop">Stop</button>
</header>
<div class="block" id="heartBeatingBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">worryAnimation</h3>
</header>
<div class="block" id="worryAnimationBlock"></div>
</div>
<div class="container">
<header class="container-header">
<h3 class="animation-name">custom</h3>
</header>
<div class="block" id="customBlock"></div>
</div>

<script src="index.js"></script>
<script src="index.js"></script>
</body>
</html>
246 changes: 194 additions & 52 deletions index.js
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Original file line number Diff line number Diff line change
@@ -1,65 +1,207 @@
addListeners();
class Animaster {
constructor() {
this._steps = []
}

static #getTransform(translation = null, ratio = null, angle = null) {
const result = [];
if (translation) {
result.push(`translate(${translation.x}px,${translation.y}px)`);
}
if (ratio) {
result.push(`scale(${ratio})`);
}
if (angle) {
result.push(`rotate(${angle}deg)`);
}

return result.join(' ');
}

static #setFade(element, show) {
element.classList.remove(show ? 'hide' : 'show');
element.classList.add(show ? 'show' : 'hide');
}

static #setCustom (element, scale = null, radius = null) {
element.style.transform = `scale(${scale})`;
element.style.borderRadius = `${radius}%`;
}

play(element, cycled = false) {
let tick;
let timerId = setTimeout(tick = index => {
element.style.transitionDuration = `${this._steps[index].duration}ms`;
this._steps[index].action(element);
if (cycled === true || index < this._steps.length - 1)
timerId = setTimeout(tick, Math.round(this._steps[index].duration),
(index + 1) % this._steps.length);
}, 0, 0);
return {
stop: () => {
clearTimeout(timerId);
},

reset: () => {
element.style.transitionDuration = null;
this._steps.slice().reverse().forEach(s => s.undo(element));
}
}
}

buildHandler() {
let animasterObj = this;
return function () {
return animasterObj.play(this);
};
}

clone() {
let newAnimaster = new Animaster();
newAnimaster._steps = this._steps.slice();
return newAnimaster;
}

function addListeners() {
document.getElementById('fadeInPlay')
.addEventListener('click', function () {
const block = document.getElementById('fadeInBlock');
fadeIn(block, 5000);
addFadeIn(duration) {
let clone = this.clone();
clone._steps.push({
duration,
action: element => Animaster.#setFade(element, true),
undo: element => Animaster.#setFade(element, false)
});
return clone;
}

document.getElementById('movePlay')
.addEventListener('click', function () {
const block = document.getElementById('moveBlock');
move(block, 1000, {x: 100, y: 10});
addFadeOut(duration) {
let clone = this.clone();
clone._steps.push({
duration,
action: element => Animaster.#setFade(element, false),
undo: element => Animaster.#setFade(element, true)
});
return clone;
}

document.getElementById('scalePlay')
.addEventListener('click', function () {
const block = document.getElementById('scaleBlock');
scale(block, 1000, 1.25);
addMove(duration, translation) {
let clone = this.clone();
clone._steps.push({
duration,
action: element => element.style.transform = Animaster.#getTransform(translation),
undo: element => element.style.transform = Animaster.#getTransform()
});
}
return clone;
}

/**
* Блок плавно появляется из прозрачного.
* @param element — HTMLElement, который надо анимировать
* @param duration — Продолжительность анимации в миллисекундах
*/
function fadeIn(element, duration) {
element.style.transitionDuration = `${duration}ms`;
element.classList.remove('hide');
element.classList.add('show');
}
addScale(duration, ratio) {
let clone = this.clone();
clone._steps.push({
duration,
action: element => element.style.transform = Animaster.#getTransform(null, ratio),
undo: element => element.style.transform = Animaster.#getTransform()
});
return clone;
}

/**
* Функция, передвигающая элемент
* @param element — HTMLElement, который надо анимировать
* @param duration — Продолжительность анимации в миллисекундах
* @param translation — объект с полями x и y, обозначающими смещение блока
*/
function move(element, duration, translation) {
element.style.transitionDuration = `${duration}ms`;
element.style.transform = getTransform(translation, null);
}
addDelay(duration) {
let clone = this.clone();
clone._steps.push({
duration,
action: () => null,
undo: () => null
});
return clone;
}

/**
* Функция, увеличивающая/уменьшающая элемент
* @param element — HTMLElement, который надо анимировать
* @param duration — Продолжительность анимации в миллисекундах
* @param ratio — во сколько раз увеличить/уменьшить. Чтобы уменьшить, нужно передать значение меньше 1
*/
function scale(element, duration, ratio) {
element.style.transitionDuration = `${duration}ms`;
element.style.transform = getTransform(null, ratio);
}
addCustom(duration, scale, radius) {
let clone = this.clone();
clone._steps.push({
duration,
action: element => Animaster.#setCustom(element, scale, radius),
undo: element => Animaster.#setCustom(element)
});
return clone;
}

fadeIn(duration) {
return this.addFadeIn(duration);
}

fadeOut(duration) {
return this.addFadeOut(duration);
}

move(duration, translation) {
return this.addMove(duration, translation);
}

scale(duration, ratio) {
return this.addScale(duration, ratio);
}

function getTransform(translation, ratio) {
const result = [];
if (translation) {
result.push(`translate(${translation.x}px,${translation.y}px)`);
moveAndHide(duration, translation) {
return this
.addMove(duration, translation)
.addFadeOut(duration)
}
if (ratio) {
result.push(`scale(${ratio})`);

showAndHide(duration) {
return this
.addFadeIn(duration / 2)
.addDelay(duration / 2)
.addFadeOut(duration / 2)
}

heartBeating() {
return this
.addScale(250, 1.4)
.addScale(250, 1)
.addDelay(25)
.addScale(250, 1.4)
.addScale(250, 1)
.addDelay(500)
}
}

function addListeners(cycled, ...listeners) {
for (let listener of listeners) {
let block = document.getElementById(listener[0] + 'Block');
let execute = document.getElementById(listener[0] + (cycled ? 'Stop' : 'Reset'));
let animasterObj = new Animaster()[listener[0]](...listener.slice(1))
document.getElementById(listener[0] + 'Play')
.addEventListener('click', function () {
let executor = animasterObj.play(block, cycled);
execute.addEventListener('click', cycled ? executor.stop : executor.reset)
});
}
return result.join(' ');
}

addListeners(false,
['fadeIn', 5000],
['fadeOut', 5000],
['move', 1000, {x: 100, y: 10}],
['scale', 1000, 1.25],
['moveAndHide', 1000, {x: 100, y: 10}],
['showAndHide', 1000]);

addListeners(true, ['heartBeating']);

const worryAnimationHandler = new Animaster()
.addMove(200, {x: 80, y: 0})
.addMove(200, {x: 0, y: 0})
.addMove(200, {x: 80, y: 0})
.addMove(200, {x: 0, y: 0})
.buildHandler();

document
.getElementById('worryAnimationBlock')
.addEventListener('click', worryAnimationHandler);

const customHandler = new Animaster()
.addCustom(500, 2, 50)
.addDelay(200)
.addCustom(500, 1, 0)
.buildHandler();

document
.getElementById('customBlock')
.addEventListener('click', customHandler);