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/*******************************************************************************
牛牛截图的JS部分的核心流程封装在此文件中,绝大部分情况下,您不需要修改此文件中的JS内容,它已经包含了在所有浏览器上应用
牛牛截图所需要的所有代码,您只需要去修改capturewrapper.js,将相应的函数修改成与您的UI匹配的即可
*******************************************************************************/
/*******************************************************************************/
//设置截图的参数
var emPensize = 1; //设置画笔大小
var emDrawType = 2; //设置是腾讯风格还是360风格 0: 腾讯风格 1: 360风格
var emTrackColor = 3; //自动识别的边框的颜色
var emEditBorderColor = 4; //文本输入的边框颜色
var emTransparent = 5; //工具栏的透明度
var emWindowAware = 6; //设置是否禁用随着DPI放大
var emSetSaveName = 8; //设置保存时的开始文字 免费版本无效
var emSetMagnifierBkColor = 9; //设置放大镜的背景色,不设置则透明
var emSetMagnifierLogoText = 10; //设置放大镜上的LOGO字符,可提示快捷键,如: 牛牛截图(CTRL + SHIFT + A) 免费版本无效
var emSetWatermarkPictureType = 20; //设置水印的类型
var emSetWatermarkPicturePath = 21; //设置水印的路径
var emSetWatermarkTextType = 22; //设置水印文字的类型
var emSetWatermarkTextValue = 23; //设置水印文字的字符串
var emSetMosaicType = 24; //指定马赛克的类型,1为矩形,2为画线
var emSetTooltipText = 25; //用于设置工具栏图标的TOOLTIP文字
var emSetMoreInfo = 26; //设置额外的信息,用于特殊需求
/*******************************************************************************/
var emClosed = 1;
var emConnected = 2;
var emConnecting = 3;
var emCaptureSuccess = 0;
var emCaptureFailed = 1;
var emCaptureUnknown = 2;
var emCmdReady = -1;
var emCmdCapture = 0;
var emCmdSaveFile = 1;
function isMacintosh() {
return navigator.platform.indexOf('Mac') > -1;
}
function rgb2value(r, g, b)
{
return r | g << 8 | b << 16;
}
var captureObjSelf = null;
function onpluginLoaded()
{
captureObjSelf.pluginLoaded(false);
}
function NiuniuCaptureObject()
{
var self = this;
captureObjSelf = this;
this.PenSize = 2;
this.DrawType = 0;
this.TrackColor = rgb2value(255, 0, 0);
this.EditBorderColor = rgb2value(255, 0, 0);
this.Transparent = 255;
this.WindowAware = 1;
this.MosaicType = 1;
this.SaveName = "测试保存";
this.MagnifierLogoText = "测试截图";
this.WatermarkPictureType = "2|100|100|400|400|20";
this.WatermarkPicturePath = "";
this.WatermarkTextType = "2|100|100|100|40|20|0|150|30|80,55,55,55";
this.WatermarkTextValue = "";
this.NiuniuAuthKey = "";
this.ToolTipText = ""; //tipRectangle|tipCircle|tipArrow|tipBrush|tipGlitter|tipMosaic|tipText|tipUndo|tipSave|tipCancel|tipFinish|txtFinish
this.MoreInfo = "1,100|300|600";
this.useCustomizedProtoco = true; //是否使用浏览器自定义协议加websocket
this.IsWaitCustomizedCallBack = false;
this.autoConnectAfterPageLoad = true;
this.IsFirstConnect = true;
this.IsEverConnected = false;
this.reconnectTryTime = 0;
this.TimeIntervalID = -1;
this.ReceivedEchoBack = false;
this.Version = "1.0.0.0";
this.hostPort = "30101,30102";
this.hostPortIndex = 0;
this.CaptureName = "NiuniuCapture";
this.NiuniuSocket = null;
this.connectState = emClosed;
this.SocketTimeStamp = new Date().getTime();
this.TimeOutID = -1;
this.FinishedCallback = null;
this.PluginLoadedCallback = null;
this.VersionCallback = null;
this.OnConnectFailed = function(isReconnect)
{
self.WriteLog(isReconnect ? "reconnect failed, the capture control process is exit." : "connect failed at the first time.");
}
this.LoadPlugin = function()
{
var obj = $('#capturecontainer');
if(obj.length < 1)
{
$("body").append('<div id="capturecontainer" style="height:0px;width:0px;"></div>');
obj = $('#capturecontainer');
}
obj.html('');
obj.html('<object id="niuniuCapture" type="application/x-niuniuwebcapture" width="0" height="0"><param name="onload" value="onpluginLoaded" /></object>');
var iframeObj = $('startCaptureFrame');
if(iframeObj.length < 1)
{
$("body").append('<iframe id="startCaptureFrame" style="display:none;"></iframe>');
}
}
this.niuniuCapture = function ()
{
return document.getElementById('niuniuCapture');
}
this.addEvent = function(obj, name, func)
{
if (obj.attachEvent) {
obj.attachEvent("on"+name, func);
} else {
obj.addEventListener(name, func, false);
}
}
this.pluginValid = function()
{
try
{
if(self.niuniuCapture().valid)
{
return true;
}
}
catch(e)
{
}
return false;
}
this.OnCaptureFinished = function(x, y, width, height, content,localpath)
{
self.OnCaptureFinishedEx(1, x, y, width, height, "", content,localpath);
}
this.OnCaptureFinishedEx = function(type, x, y, width, height, info, content,localpath)
{
//交给上层去处理截图完成后的事项
if(self.FinishedCallback != null)
{
self.FinishedCallback(type, x, y, width, height, info, content,localpath);
}
else
{
alert("截图完成的事件未绑定,将不能对图片进行处理,请指定FinishedCallback回调函数");
}
}
this.pluginLoaded = function(fromWebsocket)
{
if(!fromWebsocket && !self.pluginValid())
{
if(self.PluginLoadedCallback != null)
{
self.PluginLoadedCallback(false);
}
return false;
}
self.GetVersion();
if(self.PluginLoadedCallback != null)
{
self.PluginLoadedCallback(true);
}
if(!self.pluginValid())
{
return false;
}
//此函数必需调用,传递正确的参数,且必需先于其他函数调用
self.niuniuCapture().InitCapture(self.NiuniuAuthKey);
self.niuniuCapture().InitParam(emPensize, self.PenSize);
self.niuniuCapture().InitParam(emDrawType, self.DrawType);
self.niuniuCapture().InitParam(emTrackColor, self.TrackColor);
self.niuniuCapture().InitParam(emEditBorderColor, self.EditBorderColor);
self.niuniuCapture().InitParam(emTransparent, self.Transparent);
self.niuniuCapture().InitParam(emSetSaveName, self.SaveName);
self.niuniuCapture().InitParam(emSetMagnifierLogoText, self.MagnifierLogoText);
self.niuniuCapture().InitParam(emSetMosaicType, self.MosaicType);
//设置工具栏上的按钮TOOLTIP
self.niuniuCapture().InitParam(emSetTooltipText, self.ToolTipText);
//self.niuniuCapture().InitParam(emSetMoreInfo, self.MoreInfo);
//niuniuCapture().InitParam(23, "测试文字.");
//此BASE64字符串表示牛牛默认的水印图片,可以替换
// niuniuCapture().InitParam(21, "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");
//注:以上设置LOGO及保存名的接口,免费版本无效
//添加控件的事件监听
self.addEvent(self.niuniuCapture(), 'CaptureFinishedEx', self.OnCaptureFinishedEx);
//以下这个事件主要是用于兼容旧的浏览器控件的事件通知
self.addEvent(self.niuniuCapture(), 'CaptureFinished', self.OnCaptureFinished);
}
this.SetWatermarkPicture = function(watermarPicData)
{
self.WatermarkPicturePath = watermarPicData;
//设置测试的水印图片的Base64字符串,此操作应该是在页面加载中处理比较合适
if(!self.pluginValid())
return;
self.niuniuCapture().InitParam(emSetWatermarkPicturePath, self.WatermarkPicturePath);
self.niuniuCapture().InitParam(emSetWatermarkPictureType, self.WatermarkPictureType);
}
this.SetWatermarkText = function(watermarkText)
{
self.WatermarkTextValue = watermarkText;
//设置测试的水印文字,此操作应该是在页面加载中处理比较合适
if(!self.pluginValid())
return;
//nShowType|nMinWidth|nMinHeight|nVerticalInterval|nOffset|nFontSize|nIsBold|nTextWidth|nTextHeight|colorText
self.niuniuCapture().InitParam(emSetWatermarkTextValue, self.WatermarkTextValue);
self.niuniuCapture().InitParam(emSetWatermarkTextType, self.WatermarkTextType);
}
this.SavePicture = function(savename)
{
if(self.pluginValid())
{
self.niuniuCapture().SavePicture(savename);
}
}
this.GetCursorPosition = function()
{
if(self.pluginValid())
{
var val = self.niuniuCapture().GetCursorPosition();
return val;
}
return "";
}
this.NewCaptureParamObject = function(defaultpath, hideCurrWindow, autoCaptureFlag, x, y, width, height)
{
var obj = new Object();
obj.CmdType = 1;
obj.IsGBK = 0; //是否是GBK编码,这样会涉及到编码转换
obj.AuthKey = self.NiuniuAuthKey; //
obj.Pensize = self.PenSize; //设置画笔大小
obj.DrawType = self.DrawType; //设置是腾讯风格还是360风格
obj.TrackColor= self.TrackColor; //自动识别的边框的颜色
obj.EditBorderColor= self.EditBorderColor; //文本输入的边框颜色
obj.Transparent = self.Transparent; //工具栏的透明度
obj.SetSaveName = self.SaveName; //设置保存时的开始文字
obj.SetMagnifierLogoText = self.MagnifierLogoText; //设置放大镜上的LOGO字符
obj.SetWatermarkPictureTypeEx = self.WatermarkPictureType; //设置水印的类型
obj.SetWatermarkPicturePath = self.WatermarkPicturePath; //设置水印的路径
obj.SetWatermarkTextTypeEx=self.WatermarkTextType; //设置水印文字的类型
obj.SetWatermarkTextValue= self.WatermarkTextValue; //设置水印文字
obj.MosaicType = self.MosaicType; //设置马赛克的类型
obj.SetToolbarText = self.ToolTipText;
obj.MoreInfo = this.MoreInfo;
//以下是截图时传递的参数
obj.DefaultPath = defaultpath;
obj.HideCurrentWindow = hideCurrWindow;
obj.AutoCaptureFlag = autoCaptureFlag;
obj.x = x;
obj.y = y;
obj.Width = width;
obj.Height = height;
return obj;
}
this.DoCapture = function(name, hide, AutoCapture, x, y, width, height)
{
if(self.IsNeedCustomizedProtocol())
{
return self.DoCaptureForCustomize(name, hide, AutoCapture, parseInt(x), parseInt(y), parseInt(width), parseInt(height));
}
if(!self.pluginValid())
{
return emCaptureFailed;
}
self.niuniuCapture().Capture(name, hide, AutoCapture, x, y, width, height);
return emCaptureSuccess;
}
this.InitNiuniuCapture = function()
{
self.LoadPlugin();
setTimeout("captureObjSelf.InitWebSocketAndBindCallback();", 200);
}
this.InitWebSocketAndBindCallback = function()
{
if(!self.autoConnectAfterPageLoad || !self.IsNeedCustomizedProtocol())
{
return;
}
self.connectHost();
}
this.getNextPort = function()
{
//init port params flag
//进行拆分处理 self.hostPort;
var portArray = self.hostPort.split(",");
if(portArray.length < 1)
{
alert("服务端口为空");
return 30101;
}
if(self.hostPortIndex < 0)
{
self.hostPortIndex = 0;
}
if(self.hostPortIndex > portArray.length - 1)
{
self.hostPortIndex = portArray.length - 1;
}
var nPort = parseInt(portArray[self.hostPortIndex]);
self.hostPortIndex++;
if(self.hostPortIndex > portArray.length - 1)
{
self.hostPortIndex = 0;
}
return nPort;
}
this.connectHost = function()
{
if(self.NiuniuSocket != null)
{
self.WriteLog("connectHost NiuniuSocket is not null, return.");
return;
}
clearTimeout(self.TimeOutID);
self.connectState = emConnecting;
try{
var wshosts = ['127.0.0.1', 'localhost'];
for (var i in wshosts) {
try{
var host = "ws://127.0.0.1:" + self.getNextPort() + "/" + self.CaptureName;
self.NiuniuSocket = new WebSocket(host);
break;
}
catch(ee){
var ggg= 0;
}
}
//OutputLog('Socket Status: '+socket.readyState);
self.NiuniuSocket.onopen = function(evt){
self.NiuniuSocket.send('0' + self.SocketTimeStamp);
self.WriteLog("NiuniuSocket.onopen.");
clearTimeout(self.TimeOutID);
}
self.NiuniuSocket.onmessage = function(msg){
var str = "";
str = msg.data;
var id = str.substr(0, 1);
var arg1 = str.substr(1);
clearTimeout(self.TimeOutID);
if(id == "0"){
self.hostPortIndex--;
//表示连接成功,此时应该提示可以截图了
self.connectState = emConnected;
self.pluginLoaded(true);
self.IsEverConnected = true;
self.IsFirstConnect = false;
if(self.IsWaitCustomizedCallBack)
{
setTimeout("captureObjSelf.SendReadyRecvData();", 3);
}
self.WriteLog("connect sucess.");
self.ReceivedEchoBack = true;
clearInterval(self.TimeIntervalID);
self.TimeIntervalID = setInterval("captureObjSelf.LoopEchoMessage()", 3000);
}
if(id == "1"){
//解析消息
var _aoResult = eval("(" + arg1 + ")");
self.ReceivedEchoBack = true;
if(_aoResult.command == "echo")
{
self.WriteLog("received echo");
return;
}
self.WriteLog("received capturedata.");
if(_aoResult.command == "version")
{
self.WriteLog(_aoResult.Ver);
self.VersionCallback(_aoResult.Ver);
}
else{
self.OnCaptureFinishedEx(_aoResult.Type, _aoResult.x, _aoResult.y, _aoResult.Width, _aoResult.Height, _aoResult.Info, _aoResult.Content, _aoResult.LocalPath);
}
}
}
self.NiuniuSocket.onclose = function(evt){
self.OnWebSocketError("self.NiuniuSocket.onclose." + evt.data);
}
self.NiuniuSocket.onerror = function (evt) {
//self.OnWebSocketError("self.NiuniuSocket.onerror." + evt.data);
};
} catch(e){
self.OnWebSocketError("connect exception." + e.message);
}
}
this.WriteLog = function(txt)
{
//写日志
try{
console.log(txt);
}
catch(e)
{
}
}
this.OnWebSocketError = function(type)
{
//如果不处于连接成功状态,说明不是断开连接,而是连接失败
var isConnectedFailed = false;
if(self.connectState != emConnected)
{
isConnectedFailed = true;
}
self.WriteLog(type);
self.ReceivedEchoBack = false;
self.connectState = emClosed;
if(self.NiuniuSocket != null)
{
self.NiuniuSocket.close();
}
self.NiuniuSocket = null;
clearTimeout(self.TimeOutID);
clearInterval(self.TimeIntervalID);
if(isConnectedFailed)
{
if(self.IsFirstConnect)
{
self.IsFirstConnect = false;
if(self.OnConnectFailed != null)
{
self.OnConnectFailed(false);
}
return;
}
if(self.IsEverConnected)
{
self.reconnectTryTime++;
//通知连接连接断开
if(self.reconnectTryTime > 3)
{
self.IsEverConnected = false;
self.reconnectTryTime = 0;
if(self.OnConnectFailed != null)
{
self.OnConnectFailed(true);
}
return;
}
}
}
self.TimeOutID = setTimeout("captureObjSelf.connectHost();", 800);
}
this.LoopEchoMessage = function()
{
if(!self.ReceivedEchoBack)
{
self.OnWebSocketError("this.LoopEchoMessage, !self.ReceivedEchoBack");
self.ReceivedEchoBack = false;
clearInterval(self.TimeIntervalID);
self.TimeIntervalID = setInterval("captureObjSelf.LoopEchoMessage()", 3000);
return;
}
self.ReceivedEchoBack = false;
clearTimeout(self.TimeOutID);
if(self.connectState != emConnected)
{
clearInterval(self.TimeIntervalID);
return;
}
var obj = new Object();
obj.command = "echo";
self.NiuniuSocket.send("1" + encodeURIComponent( $.toJSON(obj)) );
}
this.SendReadyRecvData = function()
{
self.WriteLog("SendReadyRecvData.");
var obj = self.NewCaptureParamObject("", 0, 0, 0, 0, 0, 0);
obj.CmdType = -1;
self.NiuniuSocket.send("1" + encodeURIComponent( $.toJSON(obj)) );
}
this.DoCaptureForCustomize = function(name, hide, AutoCapture, x, y, width, height)
{
var obj = self.NewCaptureParamObject(name, hide, AutoCapture, x, y, width, height);
try
{
//启动客户端,或者通过websocket去发送数据
if(self.connectState == emConnected)
{
var json = $.toJSON(obj);
self.NiuniuSocket.send('1' + encodeURIComponent(json) );
}
else
{
//首次启动时,不支持水印,否则会过长
obj.SetWatermarkPicturePath = "";
//obj.SetWatermarkTextValue = "";
var json = $.toJSON(obj);
self.WriteLog(json.length);
var newUrl = self.CaptureName + "://" + encodeURIComponent(json);
self.WriteLog(newUrl.length);
//启动客户端
$('#startCaptureFrame').attr('src', newUrl);
self.IsWaitCustomizedCallBack = true;
self.connectHost();
return emCaptureUnknown;
}
return emCaptureSuccess;
}
catch(e)
{
alert(e.message);
}
return emCaptureUnknown;
}
this.IsNeedCustomizedProtocol = function()
{
if(isMacintosh())
{
return true;
}
if(!self.useCustomizedProtoco)
{
return false;
}
if(self.pluginValid())
{
return false;
}
try
{
var agent = window.navigator.userAgent.toLowerCase();
var isIE = agent.indexOf("compatible") > -1 && agent.indexOf("msie") > -1;
if(isIE)
{
return false;
}
var isIE11 = agent.indexOf('trident') > -1 && agent.indexOf("rv:11.0") > -1;
if(isIE11)
{
return false;
}
var isQQBrowser = agent.indexOf("qqbrowser") != -1;
//if(isQQBrowser)
//{
// return false;
//}
var isUBrowser = agent.indexOf("ubrowser") != -1;
if(isUBrowser)
{
return false;
}
//如果是firefox 且在50版本以上,则需要
var isFirefox = agent.indexOf("firefox") != -1;
if(isFirefox)
{
return true;
}
var isEdge = agent.indexOf("edge") != -1;
if(isEdge)
{
return true;
}
var isChrome = agent.indexOf("chrome") != -1;
if(isChrome)
{
return true;
}
return false;
}
catch(e)
{
self.WriteLog("IsNeedCustomizedProtocol exception: " + e.message);
}
return true;
}
this.GetVersion = function()
{
if(self.IsNeedCustomizedProtocol())
{
if(self.connectState != emConnected)
{
return;
}
var obj = new Object();
obj.command = "version";
self.NiuniuSocket.send("1" + encodeURIComponent( $.toJSON(obj)) );
return;
}
if(!self.pluginValid())
{
return;
}
var verSion = self.niuniuCapture().GetVersion();
self.VersionCallback(verSion);
self.WriteLog(verSion);
}
}