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index.js
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index.js
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// video element selector
const video = select('#video');
// default playback rate
let speed = video.defaultPlaybackRate;
let timer1, timer2;
// querySelector shorthand
function select(selector){
return document.querySelector(selector);
}
// inital speed text
select('#speedText').innerText = video.playbackRate.toFixed(2);
select('#speedText2').innerText = video.playbackRate.toFixed(2);
// initial volume
select('#volume-text').innerText = video.volume;
// ***PLAY***
select('#play').addEventListener('click', () => video.paused ? video.play() : video.pause());
// ***STOP***
select('#stop').addEventListener('click', () => video.paused ? video.play() : video.pause());
// ***MUTE***
select('#mute').addEventListener('click', () => {
video.muted = !video.muted;
if(video.muted){
select('#video').style.cssText = "opacity: 0.7";
} else {
select('#video').style.cssText = "opacity: 1";
}
});
// ***INCREASE SPEED***
select('#speedUp').addEventListener('click', () => {
speed += 0.10;
video.playbackRate = speed;
select('#speedText').innerText = speed.toFixed(2);
select('#speedText2').innerText = speed.toFixed(2);
console.log(speed);
});
// ***DECREASE SPEED***
select('#slowDown').addEventListener('click', () => {
if(speed > 0.10){
speed -= 0.10;
video.playbackRate = speed;
select('#speedText').innerText = speed.toFixed(2);
select('#speedText2').innerText = speed.toFixed(2);
console.log(speed);
}
});
// ***RESET SPEED TO 1***
select('#reset').addEventListener('click', () => {
speed = 1;
video.playbackRate = speed;
select('#speedText').innerText = speed.toFixed(2);
select('#speedText2').innerText = speed.toFixed(2);
console.log(speed);
});
// ***VOLUME UP***
select('#volume-up').addEventListener('click', () => {
video.volume += 0.1;
select('#volume-text').innerText = (video.volume).toFixed(2);
select('#volume-down-text').innerText = (video.volume).toFixed(2);
select('#volume-down').style.cssText = "background-color: #fff";
console.log(video.volume);
if (video.volume === 1){
select('#volume-up').style.cssText = "background-color: red";
setTimeout(() => {
select('#volume-up').style.cssText = "background-color: #fff";
}, 1000)
}
});
// ***LOOP*** video
select('#loop').addEventListener('click', () => {
video.loop = !video.loop;
if(video.loop){
select('#loopingText').innerText = "Looping";
} else {
select('#loopingText').innerText = "";
}
});
// ***VOLUME DOWN***
select('#volume-down').addEventListener('click', () => {
video.volume -= 0.1;
select('#volume-text').innerText = (video.volume).toFixed(2);
select('#volume-down-text').innerText = (video.volume).toFixed(2);
select('#volume-up').style.cssText = "background-color: #fff";
if(video.volume < 0.1){
select('#volume-down').style.cssText = "background-color: yellow";
setTimeout(() => {
select('#volume-down').style.cssText = "background-color: #fff";
}, 1000)
}
console.log(video.volume);
});
// ***FORWARD***
select('#forward').addEventListener('click', () => {
video.currentTime += 5;
console.log(video.currentTime);
});
// ***BACKWARD***
select('#backward').addEventListener('click', () => {
video.currentTime -= 5;
console.log(video.currentTime);
});
// ***SLOW FRAME FORWARD***
select('#frame-by-frame-forward').addEventListener('mousedown', () => {
timer1 = setInterval(() => {
video.pause();
video.currentTime += (1/30);
}, 33);
});
// ***CLEAR SLOW FRAME FOWARD***
select('#frame-by-frame-forward').addEventListener('mouseup', () => {
clearInterval(timer1);
});
// *** SLOW FRAME BACKWARD***
select('#frame-by-frame-backward').addEventListener('mousedown', () => {
timer2 = setInterval(() => {
video.pause();
video.currentTime -= (1/30);
}, 33);
});
// ***CLEAR SLOW FRAME BACKWARD***
select('#frame-by-frame-backward').addEventListener('mouseup', () => {
clearInterval(timer2);
});
// set ***PAUSED*** ---Text---
const togglePlayPausedText = setInterval(() => {
if(video.ended){
clearInterval(togglePlayPausedText);
}
}, 0);
// TODO
// increase playback speed holding mouse down after 1 second
// add volume
// *******DISCOURAGED*******
// ***AUTO PLAY***
// document.querySelector('#video').autoplay = true;