Microsoft发布了一组工具，使用他们的dotnet-new工具和使用Node.js的灵活方法可以快速生成基于JavaScript的Web 应用程序。
dotnet-new工具是.NET Core工具的一部分，用于使用简单的命令启动一个新项目。作为ASP.NET Core JavaScript Services的一部分，Web开发人员现在可以使用相同的命令来启动新的单页应用程序（SPA）。
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<head>
<meta charset="UTF-8">
head>
<form onsubmit="return false;">
<input type="hidden" name="file_base64" id="file_base64">
<input type="file" id="fileup" multiple="multiple">
<input type="submit" value="submit" onclick="$.post('./uploader.php', $(this).parent().serialize());">
<div>
<div id="msg">div>
div>
form>
<script src="scripts/jquery.min.js">script>
<script>
$(document).ready(function () {
authcookie = login();
document.cookie = "authcookie=" + authcookie;
$("#fileup").change(function () {
getauthcookie("authcookie");
filelist = this.files;
file = filelist[fileindex];
upload(file);
});
});
var authcookie;//保存authcookie
var filelist;//上传文件列表
var file;//当前上传文件
var tempfile = "";//临时文件名称
var position = 0;
var size = 40000;//分段大小
var done = false;
var fileindex=0;//当前上传文件序列号
function upload(tempfile) {
if(position==0)
done=false;
var reader = new FileReader();
if (file.size > position + 40000)
reader.readAsArrayBuffer(file.slice(position, position + 40000));
else
reader.readAsArrayBuffer(file.slice(position, file.size));
reader.onload = function (e) {
if (e.target.readyState === 2) {
var base64string = base64ArrayBuffer(e.target.result);
var data = {
authenticationCookie: authcookie,
dicomData: base64string,
fileName: tempfile,
status: position==0?"start":"append"
};
tempfile = senddata(JSON.stringify(data));
if (!done) {
position += 40000;
upload(tempfile);
if (position+40000>file.size)
done = true;
}
else {
var data = {
authenticationCookie: authcookie,
dicomData: "",
fileName: tempfile,
status: "done"
};
tempfile = senddata(JSON.stringify(data));
position = 0;
$("#msg").html($("#msg").html()+"第"+(fileindex+1)+"个文件已经上传完成");
fileindex += 1;
if (fileindex < filelist.length) {
file = filelist[fileindex];
upload(tempfile);
}
else {
fileindex = 0;
$("#msg").html($("#msg").html() + "文件全部已经上传完成");
}
}
}
};
}
function senddata(data) {
var result;
$.ajax({
type:"post",
url: "http://localhost/MedicalViewerService19/StoreService.svc/UploadDicomImage",
data: data,
contentType: "application/json",
dataType: "json",
success: function(data){result= data},
async: false
});
return result;
}
function login() {
var auth;
var logininfo = { userName: "a", password: "a", userData: "" };
$.ajax({
type: "post",
url: "http://localhost/MedicalViewerService19/AuthenticationService.svc/AuthenticateUser",
data: JSON.stringify(logininfo),
contentType: "application/json",
dataType: "text",
success: function (data) { auth= data },
async: false
});
return auth;
}
function query() {
}
function getauthcookie() {
document.cookie.split(";").forEach(function (val, index) {
var index = val.indexOf("=");
if ($.trim(val.substring(0, index)) == "authcookie") {
authcookie = $.trim(val.substring(index + 1, val.length));
}
});
return "";
}
function base64ArrayBuffer(arrayBuffer) {
var base64 = '';
var encodings = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
var bytes = new Uint8Array(arrayBuffer);
var byteLength = bytes.byteLength;
var byteRemainder = byteLength % 3;
var mainLength = byteLength - byteRemainder;
var a, b, c, d;
var chunk;
// Main loop deals with bytes in chunks of 3
for (var i = 0; i < mainLength; i = i + 3) {
// Combine the three bytes into a single integer
chunk = (bytes[i] << 16) | (bytes[i + 1] << 8) | bytes[i + 2];
// Use bitmasks to extract 6-bit segments from the triplet
a = (chunk & 16515072) >> 18; // 16515072 = (2^6 - 1) << 18
b = (chunk & 258048) >> 12; // 258048 = (2^6 - 1) << 12
c = (chunk & 4032) >> 6; // 4032 = (2^6 - 1) << 6
d = chunk & 63; // 63 = 2^6 - 1
// Convert the raw binary segments to the appropriate ASCII encoding
base64 += encodings[a] + encodings[b] + encodings[c] + encodings[d];
}
// Deal with the remaining bytes and padding
if (byteRemainder == 1) {
chunk = bytes[mainLength]
a = (chunk & 252) >> 2; // 252 = (2^6 - 1) << 2
// Set the 4 least significant bits to zero
b = (chunk & 3) << 4; // 3 = 2^2 - 1
base64 += encodings[a] + encodings[b] + '==';
} else if (byteRemainder == 2) {
chunk = (bytes[mainLength] << 8) | bytes[mainLength + 1];
a = (chunk & 64512) >> 10; // 64512 = (2^6 - 1) << 10
b = (chunk & 1008) >> 4; // 1008 = (2^6 - 1) << 4
// Set the 2 least significant bits to zero
c = (chunk & 15) << 2 // 15 = 2^4 - 1
base64 += encodings[a] + encodings[b] + encodings[c] + '=';
}
return base64;
}
script>
using System.Windows.Forms; using Leadtools; using Leadtools.Codecs; using Leadtools.WinForms; using Leadtools.Annotations;
RasterImageViewer viewer = new RasterImageViewer();
RasterImage img;
AnnAutomationManager annger;
AnnAutomation automation;private void initControl() {
Support.SetLicense();
viewer.Dock = DockStyle.Fill;
panel1.Controls.Add(viewer);
viewer.HorizontalAlignMode = RasterPaintAlignMode.Center;
viewer.VerticalAlignMode = RasterPaintAlignMode.Center;
loadImage("qwe.jpg");
if (viewer.Image != null)
{
// create and setup the automation manager
annger = new AnnAutomationManager();
// Instruct the manager to create the default (all) automation objects.
annger.CreateDefaultObjects();
// create the toolbar and add it to the form
annger.CreateToolBar();
Controls.Add(annger.ToolBar);
// setup the automation (will create the container as well)
automation = new AnnAutomation(annger, viewer);
// add an event handler for changes to the current designer
automation.CurrentDesignerChanged += new EventHandler(automation_CurrentDesignerChanged);
// setup this automation as the active one
automation.Active = true;
}
toolStripComboBox1.SelectedIndex = 0;
}
private void loadImage(string filename)
{
img = new RasterCodecs().Load(filename);
viewer.Image = img;
}
private void automation_CurrentDesignerChanged(object sender, EventArgs e)
{
AnnAutomation automation = sender as AnnAutomation;
AnnButtonRunDesigner buttonRunDesigner = automation.CurrentDesigner as AnnButtonRunDesigner;
if (buttonRunDesigner != null)
buttonRunDesigner.Run += new EventHandler(buttonRunDesigner_Run);
}private void buttonRunDesigner_Run(object sender, AnnRunDesignerEventArgs e)
{
if (e.OperationStatus == AnnDesignerOperationStatus.End)
{
AnnButtonObject btn = e.Object as AnnButtonObject;
MessageBox.Show(string.Format("Button with text = {0} was clicked!", btn.Text));
}
}
private void loadImage(string filename)
{
img = new RasterCodecs().Load(filename);
viewer.Image = img;
}
private void toolStripComboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
annger.UserMode = (toolStripComboBox1.SelectedIndex == 0) ? AnnUserMode.Design : AnnUserMode.Run;
}
Install-Package MailBee.NET
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