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1.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>字幕修改</title>
<script src="http://ajax.aspnetcdn.com/ajax/jquery/jquery-1.12.4.min.js"></script>
<script type="text/javascript">
$(document).ready(function () {
//合并
var arrGroup = [];
var rec;
let moveSelected = $('#moveSelected')[0];
let flag=false;//是搜开启拖拽的标志
let oldLeft=0;//鼠标按下时的left,top
let oldTop=0;
let selectedList=[];//拖拽多选选中的块集合
$(".list").mousedown(function(event) {
for (var i=0;i<selectedList.length;i++){
selectedList[i].style.backgroundColor = "greenyellow";
}
selectedList.splice(0,selectedList.length);
flag=true;
moveSelected.style.top=event.pageY+'px';
moveSelected.style.left=event.pageX+'px';
oldLeft=event.pageX;
oldTop=event.pageY;
event.preventDefault(); // 阻止默认行为
event.stopPropagation(); // 阻止事件冒泡
});
$('#btnMerge').click(function () {
var rec = Number(selectedList[1].attributes["index"].nodeValue);
var recAfterTime = [];
var lastIndex = Number(selectedList[selectedList.length-1].attributes["index"].nodeValue);
var firstIndex = Number(selectedList[0].attributes["index"].nodeValue);
recAfterTime += arrGroup[firstIndex][1].substring(0,17);
recAfterTime += arrGroup[lastIndex][1].substring(17);
arrGroup[Number(selectedList[0].attributes["index"].nodeValue)][1] = recAfterTime;
for (var i=1;i<selectedList.length;i++){
var tab = $('.list').get(0);
tab.deleteRow(rec);
var trs = $('.tr');
for (var j=rec;j<trs.length;j++){
trs[j].attributes["index"].nodeValue = String(Number(trs[j].attributes["index"].nodeValue)-1);
}
for (var j=rec;j<(arrGroup.length-1);j++){
arrGroup[j][1] = arrGroup[j+1][1];
arrGroup[j][2] = arrGroup[j+1][2];
}
arrGroup.pop();
}
});
$(".list").mousemove(function(event) {
if(!flag) return;//只有开启了拖拽，才进行mouseover操作
if(event.pageX<oldLeft){//向左拖
moveSelected.style.left=event.pageX+'px';
moveSelected.style.width=(oldLeft-event.pageX)+'px';
}else{
moveSelected.style.width=(event.pageX-oldLeft)+'px';
}
if(event.pageY<oldTop){//向上
moveSelected.style.top=event.pageY+'px';
moveSelected.style.height=(oldTop-event.pageY)+'px';
}else{
moveSelected.style.height=(event.pageY-oldTop)+'px';
}
event.preventDefault(); // 阻止默认行为
event.stopPropagation(); // 阻止事件冒泡
});
$(".list").mouseup(function(event) {
moveSelected.style.bottom=Number(moveSelected.style.top.split('px')[0])+Number(moveSelected.style.height.split('px')[0]) + 'px';
moveSelected.style.right=Number(moveSelected.style.left.split('px')[0])+Number(moveSelected.style.width.split('px')[0])+'px';
findSelected();
flag=false;
clearDragData();
event.preventDefault(); // 阻止默认行为
event.stopPropagation(); // 阻止事件冒泡
});
$(".list").mouseleave(function(event) {
flag=false;
moveSelected.style.width=0;
moveSelected.style.height=0;
moveSelected.style.top=0;
moveSelected.style.left=0;
event.preventDefault(); // 阻止默认行为
event.stopPropagation(); // 阻止事件冒泡
});
let blockList;
function findSelected(){
blockList=$('.list').find('tr');
for(let i=0;i<blockList.length;i++){
let top=$(blockList[i]).offset().top;
let bottom=$(blockList[i]).height()+top;
let topFlag=moveSelected.style.top.split('px')[0]<top && top<=moveSelected.style.bottom.split('px')[0];
let bottomFlag=moveSelected.style.top.split('px')[0]<bottom && bottom<=moveSelected.style.bottom.split('px')[0];
if(topFlag || bottomFlag){
selectedList.push(blockList[i]);
blockList[i].style.backgroundColor = "aquamarine";
}
}
}
function clearDragData(){
moveSelected.style.width=0;
moveSelected.style.height=0;
moveSelected.style.top=0;
moveSelected.style.left=0;
moveSelected.style.bottom=0;
moveSelected.style.right=0;
}
//加载文件
var txt;
$('#btnLoadFile').click(function () {
var trs = $('.tr');
var recLen = trs.length;
var tab = $('.list').get(0);
if (trs.length>0){
for (var i=0;i<recLen;i++){
tab.deleteRow(0);
}
arrGroup.splice(0,arrGroup.length);
}
var file = $("#file").get(0).files;
file = file[0];
var reader = new FileReader();
reader.onload = function () {
var arr = this.result.split("\n");
var rec = 0;
for (var i = 1; i < arr.length; i += 2) {
arrGroup[rec] = [];
arrGroup[rec][0] = (rec+1)+"\n";
arrGroup[rec][1] = arr[i++];
arrGroup[rec][2] = arr[i++];
rec++;
}
var div = $('.list').get(0);
for (var i = 0; i < arrGroup.length; i++) {
var tr = document.createElement("tr");
tr.className = "tr";
var recInd = String(i);
tr.setAttribute("index",recInd);
tr.innerHTML = arrGroup[i][2];
div.append(tr);
}
};
reader.readAsText(file, 'GB2312');
});
//点击字幕
$(".list").on('click','.tr',function () {
for (var i=0;i<selectedList.length;i++){
selectedList[i].style.backgroundColor = "greenyellow";
}
selectedList.splice(0,selectedList.length);
txt = $("#txt").get(0);
txt.value = this.innerHTML;
rec = this;
});
//修改
$('#btnModify').click(function () {
rec.innerHTML = txt.value;
arrGroup[Number(rec.attributes["index"].nodeValue)][2] = txt.value+"\n";
});
//删除文件
$("#btnDelete").click(function () {
var trs = $(".tr");
for (var i=Number(Number(rec.attributes["index"].nodeValue)+1);i<trs.length;i++){
trs[i].attributes["index"].nodeValue = String(Number(trs[i].attributes["index"].nodeValue)-1);
}
var tab = $(".list").get(0);
tab.deleteRow(Number(rec.attributes["index"].nodeValue));
for (var i=Number(rec.attributes["index"].nodeValue);i<arrGroup.length-1;i++){
arrGroup[i][1] = arrGroup[i+1][1];
arrGroup[i][2] = arrGroup[i+1][2];
}
arrGroup.pop();
});
//下载文件
$("#btnDownloadFile").click(function () {
var html = [];
for (var i=0;i<arrGroup.length;i++){
for (var j=0;j<3;j++){
html += arrGroup[i][j];
}
if (i==arrGroup.length-1){
html += "\n";
}
else {
html += "\n\n";
}
}
var url = window.URL.createObjectURL(new Blob([html]));
var a = document.createElement('a');
a.setAttribute('href',url);
var name = "字幕";
a.setAttribute('download',name+".mov.srt");
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
});
});
</script>
<style type="text/css">
* {
margin: 0;
padding: 0;
border: 0;
background: floralwhite;
}
#page-content {
width: 100%;
}
#moveSelected{
position:absolute;
display: block;
background-color: blue;
opacity:0.3;
border:10px solid #d9d9d9;
top:0;
left:0;
}
.content-item {
display: flex;
flex-direction: row;
justify-content: center;
align-items: center;
width: 100%;
height: 50px;
font-size: large;
font-family: Arial;
}
.content-item button {
width: 70px;
height: 30px;
border-radius: 5px;
background: aquamarine;
}
.list {
position: relative;
display: block;
width: 100%;
height: 400px;
overflow-y: auto;
margin: 10px auto;
}
.list tr {
display: block;
width: 100%;
height: 20px;
line-height: 20px;
margin: 2px 0;
border-radius: 5px;
background: greenyellow;
text-align: center;
cursor: default;
}
button:active {
background: darkgray;
}
#file {
border-radius: 5px;
}
#btnLoadFile {
margin: auto 30px;
}
#btnModify,#btnMerge,#btnDelete,#btnDownloadFile {
margin-left: 30px;
}
#txt {
border: 4px ridge lightgoldenrodyellow;
}
</style>
</head>
<body>
<div id="page-content">
<div class="content-item">
<span>文件: </span>
<input type="file" id= "file"/>
<button id="btnLoadFile">加载文件</button>
</div>
<div class="content-item">
<span>弹幕: </span>
<input type="text" id="txt" size="80px"/>
</div>
<div class="content-item">
<button id="btnModify">修改</button>
<button id="btnMerge">合并</button>
<button id="btnDelete">删除</button>
<button id="btnDownloadFile">下载文件</button>
</div>
<div id="moveSelected" style="border:1px dashed #d9d9d9;"></div>
<table class="list">
</table>
</div>
</body>
</html>