// ==UserScript== // @name 墨水屏电纸书划动优化 // @namespace cc.cxuan.books // @version 1.27 // @description 消除划动动画 可设置划动倍率和更新间隔 可设置双指放大双击复原 // @match *://*/* // @grant GM_getValue // @grant GM_setValue // @grant GM_registerMenuCommand // @run-at document-end // @noframes // @license MIT // @author cxuan.cc // @downloadURL none // ==/UserScript== (function(){ // ---- 强制取消原生缩放限制 ---- const vcontent = 'width=device-width, initial-scale=1, maximum-scale=10, minimum-scale=0.1, user-scalable=yes'; let meta = document.querySelector('meta[name=viewport]'); if(meta) meta.setAttribute('content', vcontent); else { meta = document.createElement('meta'); meta.name = 'viewport'; meta.content = vcontent; document.head.appendChild(meta); } // --- 设置项 --- let mx = GM_getValue('multiplierX', 5); let my = GM_getValue('multiplierY', 2); let intervalSec = GM_getValue('interval', 0); let enableZoom = GM_getValue('enableZoom', true); GM_registerMenuCommand(`设置X轴移动倍率(当前 ${mx})`, ()=>{ let v = parseFloat(prompt('X 轴滑动倍率:', mx)); if (!isNaN(v)) GM_setValue('multiplierX', mx=v) && location.reload(); }); GM_registerMenuCommand(`设置Y轴移动倍率(当前 ${my})`, ()=>{ let v = parseFloat(prompt('Y 轴滑动倍率:', my)); if (!isNaN(v)) GM_setValue('multiplierY', my=v) && location.reload(); }); GM_registerMenuCommand(`设置更新间隔(当前 ${intervalSec}s)`, ()=>{ let v = parseFloat(prompt('更新间隔(秒,0=仅松手刷新):', intervalSec)); if (!isNaN(v)) GM_setValue('interval', intervalSec=v) && location.reload(); }); GM_registerMenuCommand(`切换两指缩放+双击复位(当前 ${enableZoom?'开':'关'})`, ()=>{ GM_setValue('enableZoom', enableZoom=!enableZoom); location.reload(); }); const initialZoom = parseFloat(document.body.style.zoom) || 1; const touchMap = {}; let timerId = null; let pinchState = null; // { initialDist, initialScale } function periodicUpdate(){ for(let id in touchMap){ let info = touchMap[id]; if(info.cx==null||info.cy==null) continue; let totalDx = (info.sx - info.cx)*mx; let totalDy = (info.sy - info.cy)*my; let dX = totalDx - (info.lastDx||0); let dY = totalDy - (info.lastDy||0); if(dX) info.el.scrollLeft += dX; if(dY) info.el.scrollTop += dY; info.lastDx = totalDx; info.lastDy = totalDy; } } function startTimer(){ if(intervalSec>0 && !timerId){ timerId = setInterval(periodicUpdate, intervalSec*1000); } } function stopTimer(){ if(timerId){ clearInterval(timerId); timerId = null; } } document.addEventListener('touchstart', e=>{ // 两指捏合开始 if(enableZoom && e.touches.length===2){ let [a,b] = e.touches; let d = Math.hypot(a.clientX-b.clientX, a.clientY-b.clientY); pinchState = { initialDist: d, initialScale: parseFloat(document.body.style.zoom)||1 }; e.preventDefault(); return; } if(e.touches.length>1) return; for(const t of e.changedTouches){ let el = t.target; while(el && el!==document){ let s = getComputedStyle(el); if((el.scrollHeight>el.clientHeight && /auto|scroll/.test(s.overflowY)) || (el.scrollWidth>el.clientWidth && /auto|scroll/.test(s.overflowX))) break; el = el.parentNode; } if(!el||el===document) el = document.scrollingElement||document.documentElement; touchMap[t.identifier] = { sx:t.clientX, sy:t.clientY, cx:t.clientX, cy:t.clientY, el, lastDx:0, lastDy:0 }; } startTimer(); }, { passive:false }); document.addEventListener('touchmove', e=>{ // 两指捏合缩放 if(enableZoom && e.touches.length===2 && pinchState){ let [a,b] = e.touches; let d = Math.hypot(a.clientX-b.clientX, a.clientY-b.clientY); let scale = pinchState.initialScale*(d/pinchState.initialDist); document.body.style.zoom = scale; e.preventDefault(); return; } if(e.touches.length>1) return; let doPrevent = false; for(const t of e.changedTouches){ let info = touchMap[t.identifier]; if(!info) continue; info.cx = t.clientX; info.cy = t.clientY; // 允许首屏下拉刷新 if(!(info.el === (document.scrollingElement||document.documentElement) && info.el.scrollTop===0 && (t.clientY-info.sy)>0)){ doPrevent = true; } } if(doPrevent) e.preventDefault(); }, { passive:false }); function finishTouch(e){ // 结束捏合 if(pinchState && e.touches.length<2){ pinchState = null; // 继续处理后续单指结束 } if(e.touches.length>1) return; for(const t of e.changedTouches){ let info = touchMap[t.identifier]; if(!info) continue; if(intervalSec===0){ let dx = (info.sx - t.clientX)*mx; let dy = (info.sy - t.clientY)*my; info.el.scrollLeft += dx; info.el.scrollTop += dy; } else { info.cx = t.clientX; info.cy = t.clientY; periodicUpdate(); } delete touchMap[t.identifier]; } if(Object.keys(touchMap).length===0) stopTimer(); } document.addEventListener('touchend', finishTouch, { passive:false }); document.addEventListener('touchcancel', finishTouch, { passive:false }); // 双击复位缩放 let lastTap = 0; document.addEventListener('touchend', e=>{ if(!enableZoom) return; if(e.touches.length===0 && e.changedTouches.length===1){ let now = Date.now(); if(now - lastTap < 300){ // 恢复脚本启动时的 zoom let sx = document.scrollingElement.scrollLeft||0; let sy = document.scrollingElement.scrollTop||0; document.body.style.zoom = initialZoom; document.scrollingElement.scrollLeft = sx; document.scrollingElement.scrollTop = sy; } lastTap = now; } }, { passive:true }); })();