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Twitter Image Switch With Drag

Switch between previous and next images by dragging the mouse, click on the image to close it.

Verze ze dne 15. 04. 2024. Zobrazit nejnovější verzi.

// ==UserScript==
// @name         Twitter Image Switch With Drag
// @name:ja      Twitter Image Switch With Drag
// @name:zh-cn   Twitter 拖曳切换图像
// @name:zh-tw   Twitter 拖曳切換圖片
// @description         Switch between previous and next images by dragging the mouse, click on the image to close it.
// @description:ja      マウスをドラッグして前後の画像を切り替え、画像をクリックして閉じます。
// @description:zh-cn   使用鼠标拖曳来切换上一张或下一张图像, 点击图像即可关闭图像
// @description:zh-tw   使用滑鼠拖曳來切換上一張或下一張圖片, 點擊圖片即可關閉圖片
// @namespace    none
// @version      0.1.1
// @author       ShanksSU
// @match        https://twitter.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=twitter.com
// @grant        GM_setValue
// @grant        GM_getValue
// @grant        GM_addStyle
// @compatible   Chrome
// @license      MIT
// ==/UserScript==
function ImageSwitchWithDrag() {
    function clickBtn(name) {
        const btn = document.querySelector(`div[aria-labelledby="modal-header"] div[aria-label="${name}"]`);
        if (btn) {
            btn.click();
            return true;
        }
        return false;
    }

    GM_addStyle('img { -webkit-user-drag: none; }');

    window.addEventListener('wheel', function({ deltaY, target: { tagName, baseURI } }) {
        if (tagName == 'IMG' && /\/photo\//.test(baseURI)) {
            if (deltaY < 0) clickBtn('Previous slide');
            else if (deltaY > 0) clickBtn('Next slide');
        }
    });

    let initialXCoordinate = 0;
    window.addEventListener('mousedown', function({ clientX }) {
        initialXCoordinate = clientX;
    });

    window.addEventListener(
        'mouseup',
        function({ button, clientX, target: { tagName, baseURI } }) {
            if (button !== 0 || !(tagName == 'IMG' && /\/photo\//.test(baseURI))) return;
            const distanceMovedX = clientX - initialXCoordinate;
            if (Math.abs(distanceMovedX) <= 10) {
                clickBtn('Close');
            }
            else if (distanceMovedX > 0) {
                clickBtn('Previous slide');
            }
            else if (distanceMovedX < 0) {
                clickBtn('Next slide');
            }
        }
    );
}
ImageSwitchWithDrag();