YouTube Rotate 90°

把Youtube影片旋轉0°、90°、180°、270°,讓你輕鬆觀看影片!

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         YouTube Rotate 90°
// @namespace    http://tampermonkey.net/
// @version      1.7.3
// @description  把Youtube影片旋轉0°、90°、180°、270°,讓你輕鬆觀看影片!
// @author       zaqwsx2205
// @match        https://*.youtube.com/*
// @match        https://*.youtube.com/watch?v=*
// @match        https://www.youtube.com/embed/*
// @match        https://www.youtube-nocookie.com/embed/*
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    const policy = window.trustedTypes?.createPolicy('transform90-policy', {
        createHTML: input => input
    });

    var click = 0;
    var safeURL = location.href;
    var svgicon =
        `<svg x="0px" y="0px" viewBox="0 0 248.78 250" width="24" height="24" >
            <g id="eca2fcdd-2bc2-42f1-9d5f-b6fc079f9fe7">
                <g id="ac89a795-d0d7-41f7-8442-954a17c4d3bc">
                    <path d="M76.31,66.6,0,142.92l76.31,76.31,76.31-76.31ZM33.24,142.92l43-43,43.07,43-43,43Z" style="fill: #fff"/>
                    <path d="M217.76,69.19a105.73,105.73,0,0,0-74.9-31V0l-50,50,50,49.9V61.72A82.37,82.37,0,1,1,109.5,219.34L92,236.88A105.87,105.87,0,0,0,217.76,69.19Z" style="fill: #fff"/>
                </g>
            </g>
        </svg>`;



    buildHTML();
    observeURL();

    function buildHTML() {
        document.querySelectorAll('.video-div, .video-div1, .video-div2, .transform90').forEach(function (element) {
            element.remove();
        });

        let container = document.body;
        let div = document.createElement('div');
        div.classList.add('video-div2');
        container.appendChild(div);
        div.innerHTML = policy.createHTML(`<style>
        .ytp-autohide .transform90-top {
            opacity: 0 !important;
            -moz-transition: opacity .1s cubic-bezier(0.4,0.0,1,1) !important;
            -webkit-transition: opacity .1s cubic-bezier(0.4,0.0,1,1) !important;
            transition: opacity .1s cubic-bezier(0.4,0.0,1,1) !important;
        }
        .ytp-transform90-icon {
            margin: auto !important;
            width: 36px !important;
            height: 36px !important;
            position: relative !important;
        }
        .ytp-big-mode .ytp-transform90-icon {
            width: 54px !important;
            height: 54px !important;
        }
        .ytp-transform90-title {
            font-weight: 500 !important;
            text-align: center !important;
            font-size: 14px !important;
        }
        .ytp-big-mode .ytp-transform90-title {
            font-size: 20px !important;
        }
        .ytp-miniplayer-scrim .transform90-miniplayer{
            position: absolute;
            width: 60px;
            height: 40px;
            padding: 8px;
            z-index: 67;
            top: 0;
            left: 40px;
        }
    </style>`);

        if (document.querySelectorAll('.ytp-embed').length > 0) {
            let chromeTopButtons = document.querySelector('.ytp-chrome-top-buttons');
            let button = document.createElement('button');
            button.classList.add('ytp-button', 'transform90', 'transform90-top');
            button.setAttribute('data-tooltip-opaque', 'true');
            button.setAttribute('aria-label', '');
            button.style.width = 'auto';
            button.style.height = 'auto';

            let iconDiv = document.createElement('div');
            iconDiv.classList.add('ytp-transform90-icon');
            iconDiv.style.transform = 'scaleX(-1)';
            iconDiv.innerHTML = policy.createHTML(`${svgicon}`);

            let titleDiv = document.createElement('div');
            titleDiv.classList.add('ytp-transform90-title');
            titleDiv.textContent = 'Video Rotate 90°';

            button.appendChild(iconDiv);
            button.appendChild(titleDiv);

            chromeTopButtons.prepend(button);
        } else if (document.querySelector('.ytd-miniplayer #player-container #ytd-player')) {
            let scrim = document.querySelector('.ytp-miniplayer-scrim');
            let button = document.createElement('button');
            button.classList.add('transform90', 'ytp-play-button', 'ytp-button', 'transform90-miniplayer');
            button.title = 'Video Rotate 90°';
            button.setAttribute('aria-label', 'Video Rotate 90°');
            button.style.display = 'inline-flex';
            button.style.justifyContent = 'center';
            button.style.transform = 'scaleX(-1)';
            button.innerHTML = policy.createHTML(`${svgicon}`);

            scrim.prepend(button);
        } else {
            let chromeControls = document.querySelector('.ytp-chrome-controls .ytp-right-controls');
            if (chromeControls != null) {
                let button = document.createElement('button');
                button.classList.add('transform90', 'ytp-button');
                button.title = 'Video Rotate 90°';
                button.setAttribute('aria-label', 'Video Rotate 90°');
                button.style.display = 'inline-flex';
                button.style.justifyContent = 'center';
                button.style.transform = 'scaleX(-1)';
                button.innerHTML = policy.createHTML(`${svgicon}`);

                chromeControls.prepend(button);
            }
        }

        document.querySelectorAll('.transform90').forEach(function (button) {
            button.addEventListener('click', function () {
                click++;
                transform(click);
            });
        });
    }


    function transform(x) {
        document.querySelectorAll('.video-div, .video-div1').forEach(function (el) {
            el.remove();
        });

        switch (x) {
            case 1:
                addVideoRotateStyles(90);
                transform90();
                break;
            case 2:
                addVideoRotateStyles(180);
                break;
            case 3:
                addVideoRotateStyles(270);
                transform90();
                break;
            case 4:
                click = 0;
                break;
        }
    }

    function addVideoRotateStyles(degrees) {
        var container = document.querySelector('.html5-video-container');
        var videoDiv = document.createElement('div');
        var videoDiv1 = document.createElement('div');

        videoDiv.className = 'video-div';
        videoDiv1.className = 'video-div1';

        container.appendChild(videoDiv);
        container.appendChild(videoDiv1);

        var styleContent = `
            .html5-video-container {
                display: flex !important;
                justify-content: center !important;
                align-items: center !important;
                height: 100% !important;
            }
            .video-stream {
                position: relative !important;
                transform: rotate(${degrees}deg) !important;
                height: auto !important;
                left: 0 !important;
                top: 0 !important;
            }
        `;

        videoDiv.innerHTML = policy.createHTML(`<style>${styleContent}</style>`);
    }

    function transform90() {
        setTimeout(function () {
            var container = document.querySelector('.html5-video-container');
            var width = container.offsetWidth;
            var height = container.offsetHeight;
            var wh = width - height;
            var videoDiv1 = document.querySelector('.video-div1');

            if (videoDiv1) {
                videoDiv1.innerHTML = policy.createHTML('<style>.video-stream{width:calc(100% - ' + wh + 'px)!important;}</style>');
            }
        }, 20);
    }

    function observeURL() {
        var composeBox = document.querySelector('#player-container video');
        var composeObserver = new MutationObserver(function (mutationsList) {
            if (safeURL !== location.href) {
                safeURL = location.href;
                click = 0;
                buildHTML();
            }
        });

        if (!composeBox) {
            window.setTimeout(observeURL, 500);
            return;
        }

        var config = { characterData: true, childList: true, attributes: true };
        composeObserver.observe(composeBox, config);
    }

    window.addEventListener('resize', function () {
        transform(click);
    });

    document.addEventListener("fullscreenchange", function (event) {
        transform(click);
    });

    /*document.querySelectorAll(".ytp-size-button").forEach(function (element) {
        element.addEventListener('click', function () {
            transform(click);
        });
    });*/

})();