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鼠标拖选显示选中字数
// ==UserScript==
// @name selection length | 选中计字数
// @namespace hzhbest
// @description 鼠标拖选显示选中字数
// @include https://*
// @include http://*
// @version 1.3
// @grant none
// ==/UserScript==
(function() {
// CONFIG
var _use_alt = true; // true－必须按住Alt才显示；false－直接显示。
// CONFIG
document.addEventListener('mouseup', function(e) {
if (!_use_alt || e.altKey) setTimeout(function(){count(e);},150);
}, false);
var tooltip = creaElemIn('div', document.body);
tooltip.id = "sl_tooltip";
var timer, content, overed = false;
var timeout = 1000;
// Insert CSS
var headID = document.getElementsByTagName('head')[0];
var cssNode = creaElemIn('style', headID);
cssNode.type = 'text/css';
cssNode.innerHTML = `
#sl_tooltip {
display: none;
position: fixed;
z-index: 999999;
font-size: 12pt;
background: white;
border: 1px solid #eee;
box-shadow: 0 1px 12px #3332;
}
#sl_tooltip.show {
display: block;
padding: 0.2em 0.3em;
border-radius:0.3em;
}
#sl_tooltip table {
line-height: 15 pt;
border-collapse: collapse;
border-spacing: 0;
font-size: 10pt;
}
#sl_tooltip .subT{
border-top: 0.4em solid white;
}`;
function count(e) {
if (overed) return;
var ae = document.activeElement; //console.log(ae.value + "|" + ae.selectionStart + "|" + ae.selectionEnd);
if (ae.tagName.toLowerCase() == "input" || ae.tagName.toLowerCase() == "textarea") {
content = ae.value.substring(ae.selectionStart, ae.selectionEnd);
} else {
content = getSelection().toString();
}
var selCount = content.length;
if (selCount == 0) return;
//借用一字数统计脚本代码
var cvalue=content.replace(/\r\n/g,"\n");
var sarr=cvalue.split("");
var len_total=sarr.length;
var r={
"wd":0, //中英文字数
"nwd":0, //英数词数
"kwd":0, //日文假名
"krd":0, //韩文字
"nb":0, //数字词数
"c":0, //字符数
"cb":0, //非空格字符
"r":0, //回车
"en":0, //英文字母数
"cn":0, //中文字数
"bl":0 //非回车空格
};
var words=cvalue.match(/\w+([’\']\w+)?/g)||[]; //含撇号（如I'm）的单词视为一个词
var numbers=cvalue.match(/\b\d+(\.\d+)?\b/g)||[]; //含小数点的数字视为一个词
var cnwords=cvalue.match(/[\u4e00-\u9fa5]/g)||[]; //统一中文字范围
var kanawds=cvalue.match(/[\u3040-\u30ff]/g)||[]; //日文假名范围
var krwords=cvalue.match(/[\uac00-\ud7af]/g)||[]; //韩文字范围
r.nwd=words.length;
r.nb=numbers.length;
r.cn=cnwords.length;
r.kwd=kanawds.length;
r.krd=krwords.length;
for(var i=0;i<len_total;i++){
r.c++;
switch(true){
case /[a-zA-Z]/.test(sarr[i]):
r.en++;
break;
case /\S/.test(sarr[i]):
r.cb++;
break;
case /\s/.test(sarr[i]):
if(sarr[i]=="\n"||sarr[i]=="\r"){
r.r++;
}else{
r.bl++;
}
}
}
r.wd=r.nwd+r.cn+r.kwd+r.krd;
var str="字符统计<br/>";
str+="<table border='0' cellpadding='0' cellspacing='0' width='100%'>";
str+="<tr class='subT'><td algin='left'>总字符数:</td><td align='right'> "+(r.c-r.r)+"</td></tr>";
// str+="<tr><td algin='left'>非空白总字符数:</td><td align='right'>"+(r.c-r.bl-r.r)+"</td></tr>";
str+="<tr><td algin='left'> 空白字符:</td><td align='right'> "+r.bl+"</td></tr>";
str+="<tr><td algin='left'> 英文字符:</td><td align='right'> "+r.en+"</td></tr>";
str+="<tr><td algin='left'> 其它字符:</td><td align='right'> "+(r.c-r.en-r.bl-r.cn-r.r)+"</td></tr>";
// str+="<tr><td algin='left'> </td><td align='right'> </td></tr>";
str+="<tr class='subT'><td algin='left'>总字词数:</td><td align='right'> "+r.wd+"</td></tr>";
if(r.cn > 0) str+="<tr><td algin='left'> 中文字:</td><td align='right'> "+r.cn+"</td></tr>";
if(r.kwd > 0) str+="<tr><td algin='left'> 日文假名:</td><td align='right'> "+r.kwd+"</td></tr>";
if(r.krd > 0) str+="<tr><td algin='left'> 韩文字:</td><td align='right'> "+r.krd+"</td></tr>";
if(r.nwd-r.nb > 0)str+="<tr><td algin='left'> 英文单词:</td><td align='right'> "+(r.nwd-r.nb)+"</td></tr>";
if(r.nb > 0) str+="<tr><td algin='left'> 阿拉伯数字:</td><td align='right'> "+r.nb+"</td></tr>";
// str+="<tr><td algin='left'> </td><td align='right'> </td></tr>";
str+="<tr class='subT'><td algin='left'>回行数:</td><td align='right'> "+(r.r+1)+"</td></tr>";
str+="</table>";
tooltip.innerHTML = str;
// tooltip.innerHTML = getSelection().toString(); //for debug
tooltip.className = "show";
tooltip.style.top = Math.min(e.clientY + 10, window.innerHeight - tooltip.offsetHeight - 10) + "px";
tooltip.style.left = Math.min(e.clientX + 20, window.innerWidth - 150) + "px";
function hide(){
tooltip.className = '';
tooltip.removeEventListener('mouseover', over, false);
tooltip.removeEventListener('mouseout', out, false);
}
function over() {
overed = true;
clearTimeout(timer);
}
function out() {
overed = false;
timer = setTimeout(hide, timeout);
}
tooltip.addEventListener('mouseover', over, false);
tooltip.addEventListener('mouseout', out, false);
timer = setTimeout(hide, timeout * 3);
}
// Create an element
function creaElemIn(tagname, destin) {
var theElem = destin.appendChild(document.createElement(tagname));
return theElem;
}
})();