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直接在当前页面点击查看原图（包括签名档）。支持图片的多开、拖拽、垂直或水平的滚动和缩放旋转
当前为
// ==UserScript==
// @name 百度贴吧图片点击放大
// @namespace http://greasyfork.icu/users/51104
// @version 1.6.1
// @description 直接在当前页面点击查看原图（包括签名档）。支持图片的多开、拖拽、垂直或水平的滚动和缩放旋转
// @match *://tieba.baidu.com/p/*
// @match *://tieba.baidu.com/f?*
// @exclude *://tieba.baidu.com/f?*kw=*
// @grant GM_addStyle
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_deleteValue
// @grant GM_registerMenuCommand
// @author lliwhx
// @license MIT
// @copyright Copyright © 2016-2018 lliwhx
// ==/UserScript==
(function (win, doc) {
'use strict';
GM_addStyle('.BDE_Image,.d_content_img,.j_user_sign{cursor:zoom-in}.btzi-gallery{position:fixed;top:0;left:0;z-index:19990801}.btzi-img{position:absolute;box-shadow:0 0 7px rgba(0,0,0,.4);transform-origin:0 0}.btzi-img:hover{z-index:20180801;box-shadow:0 0 7px rgb(0,0,0)}.btzi-img:active{box-shadow:0 0 7px rgba(0,0,0,.4);cursor:move}');
var iTarget,
iMove,
iMouse,
gallery,
debounce,
docElement = doc.documentElement,
docWidth = docElement.clientWidth - 5,
docHeight = docElement.clientHeight - 5;
function open(e) {
var t = e.target,
i,
tSrc;
// className分别指向新图，签名档，老图
if (!e.button && 'className:BDE_Image,j_user_sign,d_content_img'.indexOf(t.className) > 9 && t.parentNode.nodeName !== 'A') {
i = doc.createElement('img');
i.onerror = function () {
if (this.src !== t.src) {
this.src = t.src;
} else {
this.onerror = null;
this.onload = null;
}
};
i.onload = function () {
var w = this.width,
h = this.height,
x = w < docWidth ? (docWidth - w) / 2 : 5,
y = h < docHeight ? (docHeight - h) / 2 : 5;
this.iData = {
width: w,
height: h,
x: x,
y: y,
scale: 1,
rotate: 0
};
transform(this, x, y, 1, 0);
this.onerror = null;
this.onload = null;
gallery.appendChild(this);
};
i.className = 'btzi-img';
tSrc = /^https?:\/\/\w+\.baidu\.com\/.+\/(\w+\.[a-zA-Z]{3,4})(?:\?v=tbs){0,2}$/.exec(t.src);
i.src = tSrc ? '//imgsa.baidu.com/forum/pic/item/' + tSrc[1] : t.src;
i = null;
}
}
function down(e) {
var t,
data;
if (!e.button) {
t = e.target;
data = t.iData;
iTarget = t;
iMouse = {
clientX: e.clientX,
clientY: e.clientY,
offsetX: data.x - e.clientX,
offsetY: data.y - e.clientY
};
e.preventDefault();
e.stopPropagation();
doc.addEventListener('mousemove', move);
doc.addEventListener('mouseup', up);
}
}
function move(e) {
var t = iTarget,
x = e.clientX + iMouse.offsetX,
y = e.clientY + iMouse.offsetY,
data = t.iData;
iMove = 1;
e.stopPropagation();
transform(t, x, y, data.scale, data.rotate);
t = null;
x = null;
y = null;
data = null;
}
function up(e) {
var t,
data,
translate;
if (iMouse.clientX === e.clientX && iMouse.clientY === e.clientY) {
iMove = null;
} else {
t = iTarget;
data = t.iData;
translate = /translate\((-?\d+)px,\s?(-?\d+)px\)/.exec(t.getAttribute('style'));
data.x = translate[1] | 0;
data.y = translate[2] | 0;
}
iTarget = null;
iMouse = null;
doc.removeEventListener('mousemove', move);
doc.removeEventListener('mouseup', up);
}
function close(e) {
if (!iMove) {
e.target.iData = null;
e.target.remove();
}
}
function wheel(e) {
var t = e.target,
data = t.iData,
x = data.x,
y = data.y,
s = data.scale,
r = data.rotate,
p = preferences,
deltaY = e.deltaY > 0 ? 100 : -100,
delta,
tmp,
z;
e.preventDefault();
e.stopPropagation();
if (e[p.zoomKey]) {
delta = deltaY * p.zoomDirection > 0 ? 0.1 : -0.1;
z = s + delta;
if (z < 0.2) {
return;
}
tmp = z / s;
data.x = e.clientX - (e.clientX - x) * tmp;
data.y = e.clientY - (e.clientY - y) * tmp;
data.scale = z;
transform(t, data.x, data.y, z, r);
return;
}
if (e[p.rotateKey]) {
tmp = data.height;
data.height = data.width;
data.width = tmp;
delta = deltaY * p.rotateDirection > 0 ? 90 : 270;
z = (r + delta) % 360;
tmp = 0.01745329 * delta;
data.x = e.clientX - (e.clientX - x) * Math.cos(tmp) + (e.clientY - y) * Math.sin(tmp);
data.y = e.clientY - (e.clientX - x) * Math.sin(tmp) - (e.clientY - y) * Math.cos(tmp);
data.rotate = z;
transform(t, data.x, data.y, s, z);
return;
}
tmp = docHeight - data.height * s;
if (tmp < 0) {
delta = r > 90 ? data.height * s : 0;
z = y - deltaY * p.wheelDirection;
if (z > 5 + delta) {
z = 5 + delta;
} else if (z < tmp + delta) {
z = tmp + delta;
}
data.y = z;
transform(t, x, z, s, r);
return;
}
tmp = docWidth - data.width * s;
if (tmp < 0) {
delta = r % 270 ? data.width * s : 0;
z = x - deltaY * p.wheelDirection;
if (z > 5 + delta) {
z = 5 + delta;
} else if (z < tmp + delta) {
z = tmp + delta;
}
data.x = z;
transform(t, z, y, s, r);
}
}
function transform(t, x, y, s, r) {
t.style.transform = 'translate(' + Math.round(x) + 'px, ' + Math.round(y) + 'px) scale(' + s + ') rotate(' + r + 'deg)';
}
function resize() {
clearTimeout(debounce);
debounce = setTimeout(function () {
docWidth = docElement.clientWidth - 5;
docHeight = docElement.clientHeight - 5;
}, 500);
}
var settings,
preferences;
//旧版本用户设置数据转移
if (GM_getValue('definedEvent')) {
settings = GM_getValue('definedEvent').split(',');
preferences = {
"open": settings[0],
"close": settings[1],
"wheelDirection": settings[2] === "1" ? "-1" : "1",
"zoomKey": settings[3] === "2" ? "altKey" : settings[3] === "3" ? "shiftKey" : "ctrlKey",
"zoomDirection": settings[4] === "1" ? "-1" : "1",
"rotateKey": settings[5] === "1" ? "ctrlKey" : settings[5] === "3" ? "shiftKey" : "altKey",
"rotateDirection": settings[6] === "90" ? "-1" : "1"
};
GM_deleteValue('definedEvent');
GM_deleteValue('repairDefinedEvent');
GM_setValue('btzi-UserSettings', JSON.stringify(preferences));
} else {
preferences = JSON.parse(GM_getValue('btzi-UserSettings', '{"open": "click","close": "click","wheelDirection": "1","zoomKey": "ctrlKey","zoomDirection": "-1","rotateKey": "altKey","rotateDirection": "1"}'));
}
gallery = doc.createElement('div');
gallery.className = 'btzi-gallery';
gallery.addEventListener('mousedown', down);
gallery.addEventListener(preferences.close, close);
gallery.addEventListener('wheel', wheel);
doc.body.appendChild(gallery);
win.addEventListener('resize', resize);
var prevent = function (e) {
var t = e.target;
if (!e.button && t.className === 'BDE_Image' && t.parentNode.nodeName !== 'A') {
e.stopPropagation();
}
},
callback = function () {
gallery.style.display = 'none';
while (gallery.hasChildNodes()) {
gallery.firstChild.remove();
}
gallery.style.display = '';
},
observer = new MutationObserver(callback),
postlist = doc.getElementById('j_p_postlist');
postlist.addEventListener('click', prevent, true);
postlist.addEventListener(preferences.open, open, true);
observer.observe(postlist, {
childList: true
});
settings = function () {
GM_addStyle('.btzi-enabled>.btzi-modal,.btzi-enabled>.btzi-container{display:block}.btzi-modal,.btzi-container{position:fixed;top:0;left:0;width:100%;height:100%}.btzi-modal{z-index:20171231;display:none;background-color:rgba(0,0,0,.7)}.btzi-container{z-index:20180101;display:none}.btzi-content{position:absolute;top:0;right:0;bottom:0;left:0;width:335px;height:407px;margin:auto;font-size:14px;border-radius:6px;background-color:#fff}.btzi-header,.btzi-body,.btzi-footer{padding:11px}.btzi-header{border-bottom:1px solid #e6ecf0}.btzi-title{text-align:center;font-size:20px;line-height:22px}.btzi-group{margin-bottom:15px;border:0}.btzi-legend{float:left;width:81px;padding-top:5px;text-align:right}.btzi-controls{margin-left:93px}.btzi-select{box-sizing:border-box;width:180px;height:30px;padding:4px;line-height:30px;border:1px solid #e6ecf0;border-radius:3px}.btzi-select:focus{outline:1px dotted #66757f;outline:5px auto -webkit-focus-ring-color}.btzi-footer{text-align:center;border-top:1px solid #e6ecf0}.btzi-button{padding:6px 17px;font-weight:700;line-height:20px;color:#fff;border:0;border-radius:75px;background:#4ab3f4;transition:box-shadow .17s ease-in-out}.btzi-button:hover,.btzi-button:active{background:#1da1f2}.btzi-button:focus{box-shadow:0 0 0 2px #fff,0 0 0 4px #a4d9f9}.btzi-button:active{box-shadow:0 0 0 2px #fff,0 0 0 4px #4ab3f4}');
var html,
form,
p,
prop,
zoomKeyIndex,
rotateKeyIndex;
html = '<div class=btzi-modal></div><div class=btzi-container><div class=btzi-content><div class=btzi-header><h3 class=btzi-title>用户设置</h3></div><div class=btzi-body><form id=btzi_settings_form><fieldset class=btzi-group><legend class=btzi-legend>打开图片</legend><div class=btzi-controls><select class=btzi-select name=btzi[open]><option value=click>鼠标左键，单击图片</option><option value=dblclick>鼠标左键，双击图片</option></select></div></fieldset><fieldset class=btzi-group><legend class=btzi-legend>关闭图片</legend><div class=btzi-controls><select class=btzi-select name=btzi[close]><option value=click>鼠标左键，单击图片</option><option value=dblclick>鼠标左键，双击图片</option></select></div></fieldset><fieldset class=btzi-group><legend class=btzi-legend>滚动图片</legend><div class=btzi-controls><select class=btzi-select name=btzi[wheelDirection]><option value=1>滚轮向下，图片上/左移</option><option value=-1>滚轮向上，图片上/左移</option></select></div></fieldset><fieldset class=btzi-group><legend class=btzi-legend>缩放图片</legend><div class=btzi-controls><select class=btzi-select name=btzi[zoomKey]><option value=ctrlKey>组合键： Ctrl</option><option value=altKey>组合键： Alt</option><option value=shiftKey>组合键： Shift</option></select><select class=btzi-select name=btzi[zoomDirection]><option value=1>滚轮向下，图片放大</option><option value=-1>滚轮向上，图片放大</option></select></div></fieldset><fieldset class=btzi-group><legend class=btzi-legend>旋转图片</legend><div class=btzi-controls><select class=btzi-select name=btzi[rotateKey]><option value=ctrlKey>组合键： Ctrl</option><option value=altKey>组合键： Alt</option><option value=shiftKey>组合键： Shift</option></select><select class=btzi-select name=btzi[rotateDirection]><option value=1>滚轮向下，顺时针旋转</option><option value=-1>滚轮向上，顺时针旋转</option></select></div></fieldset></form></div><div class=btzi-footer><button class=btzi-button id=btzi_settings_save type=button>保存设置</button></div></div></div>';
doc.body.classList.add('btzi-enabled');
doc.body.insertAdjacentHTML('beforeend', html);
form = doc.getElementById('btzi_settings_form');
p = preferences;
for (prop in p) {
form['btzi[' + prop + ']'].value = p[prop];
}
zoomKeyIndex = form['btzi[zoomKey]'].selectedIndex;
rotateKeyIndex = form['btzi[rotateKey]'].selectedIndex;
form['btzi[zoomKey]'].addEventListener('change', function () {
if (rotateKeyIndex === this.selectedIndex) {
rotateKeyIndex += 1;
if (rotateKeyIndex > 2) {
rotateKeyIndex = 0;
form['btzi[rotateKey]'].selectedIndex = 0;
} else {
form['btzi[rotateKey]'].selectedIndex = rotateKeyIndex;
}
}
zoomKeyIndex = this.selectedIndex;
});
form['btzi[rotateKey]'].addEventListener('change', function () {
if (zoomKeyIndex === this.selectedIndex) {
zoomKeyIndex += 1;
if (zoomKeyIndex > 2) {
zoomKeyIndex = 0;
form['btzi[zoomKey]'].selectedIndex = 0;
} else {
form['btzi[zoomKey]'].selectedIndex = zoomKeyIndex;
}
}
rotateKeyIndex = this.selectedIndex;
});
doc.getElementById('btzi_settings_save').addEventListener('click', function () {
var prop,
opened = p.open,
closed = p.close;
for (prop in p) {
p[prop] = form['btzi[' + prop + ']'].value;
}
if (opened !== p.open) {
postlist.removeEventListener(opened, open, true);
postlist.addEventListener(p.open, open, true);
}
if (closed !== p.close) {
gallery.removeEventListener(closed, close);
gallery.addEventListener(p.close, close);
}
GM_setValue('btzi-UserSettings', JSON.stringify(p));
doc.body.classList.remove('btzi-enabled');
});
settings = null;
};
if (!GM_getValue('btzi-UserSettings')) {
settings();
}
GM_registerMenuCommand('btzi-用户设置', function () {
if (settings) {
settings();
} else {
doc.body.classList.add('btzi-enabled');
}
});
})(window, document);
console.log('Sorry');