void button1_Click(object sender, EventArgs e)
{
PrinterData pd = ps.GetPrinterSettings(PrinterName);
pd.Size = ((PaperSize)combobox1.SelectedItem).RawKind;
ps.ChangePrinterSetting(PrinterName, pd);
}
/// <summary>
/// 打印图片（单张）
/// </summary>
public static string PrintImage(PrinterData printerData)
{
try
{
if (string.IsNullOrEmpty(printerData.printerName))
{
return("请先设置默认打印机");
}
if (string.IsNullOrEmpty(printerData.filePath) && string.IsNullOrEmpty(printerData.imgBase64) && printerData.image == null)
{
return("要打印的数据不存在");
}
var printType = (printerData.printType).ToUpper();
if (!string.IsNullOrEmpty(printerData.filePath) || !string.IsNullOrEmpty(printerData.imgBase64))
{
printerData.image = (printType == "FILEPATH" || printType == "HTML") ? new Bitmap(printerData.filePath) : Base64ToImg((printerData.imgBase64).Replace(@"data:image/jpeg;base64,", ""));
}
SetImgWHByReportScaleRatio(ref printerData);
printerData.direction = DirectionByImageWH(printerData);
PrintImagePage(printerData);
}
catch (Exception ex)
{
return("打印出错【" + ex.Message + "】");
}
return("打印成功！");
}
private static void GetPrinters()
{
try
{
ManagementObjectSearcher myPrinterObject = new ManagementObjectSearcher("select * from Win32_Printer");
foreach (ManagementObject obj in myPrinterObject.Get())
{
Console.WriteLine("Name - " + obj["Name"]);
Console.WriteLine("Network - " + obj["Network"]);
Console.WriteLine("Availability - " + obj["Availability"]);
Console.WriteLine("Is default printer - " + obj["Default"]);
Console.WriteLine("DeviceID - " + obj["DeviceID"]);
Console.WriteLine("Status - " + obj["Status"]);
var data = new PrinterData()
{
Name = obj["Name"].ToString(),
Network = obj["Network"].ToString(),
Availability = obj["Availability"] != null ? obj["Availability"].ToString() : "",
IsDefault = obj["Default"].ToString(),
DeviceID = obj["DeviceID"].ToString(),
Status = obj["Status"].ToString(),
};
_AssetDataService.CreatePrinterData(_MachineData.Id, data);
}
}
catch (Exception e)
{
_AssetDataService.CreateError(_MachineData.Id, "GetPrinters", e);
}
}
public static BaseResult PrintTxt(PrinterData printerData)
{
try
{
if (string.IsNullOrEmpty(printerData.printerName))
{
return(BaseResult.Error("请先设置默认打印机"));
}
if (string.IsNullOrEmpty(printerData.data))
{
return(BaseResult.Error("要打印的数据不存在"));
}
streamToPrint = printerData.printType == "FILEPATH" ? new StreamReader(printerData.data) : new StreamReader(printerData.data);
try
{
printFont = new Font("Arial", 10);
PrintDocument pd = new PrintDocument();
pd.PrintPage += new PrintPageEventHandler
(PdPrintPage);
pd.Print();
}
finally
{
streamToPrint.Close();
}
}
catch (Exception e)
{
return(BaseResult.Error(e.Message));
}
return(BaseResult.Success(""));
}
public static void SetImgWHByReportScaleRatio(ref PrinterData printerData)
{
if (printerData.direction == "0" && !string.IsNullOrEmpty(printerData.printImageReportScaleRatio))
{
printerData.width = Convert.ToInt32(printerData.image.Width * Convert.ToDecimal(printerData.printImageReportScaleRatio));
printerData.height = Convert.ToInt32(printerData.image.Height * Convert.ToDecimal(printerData.printImageReportScaleRatio));
}
}
public void CreatePrinterData(int probeDataId, PrinterData data)
{
data.ProbeDataId = probeDataId;
data.CreatedOn = DateTime.UtcNow;
_Context.PrinterData.Add(data);
_Context.SaveChanges();
}
public bool ChangePrinterSetting(string printerName, ref PrinterData PS, bool bl)
{
if ((((int)PS.Duplex < 1) || ((int)PS.Duplex > 3)) && bl)
{
throw new ArgumentOutOfRangeException("nDuplexSetting", "nDuplexSetting is incorrect.");
}
else
{
PrintDocument pd = new PrintDocument();
dm = this.GetPrinterSettings(printerName);
if (bl)
{
/*dm.dmFields |= (int)DmFields.DM_DUPLEX | (int)DmFields.DM_ORIENTATION
| (int)DmFields.DM_DEFAULTSOURCE | (int)DmFields.DM_PAPERSIZE
| (int)DmFields.DM_PAPERLENGTH | (int)DmFields.DM_PAPERWIDTH;
*/
dm.dmDuplex = (short)PS.Duplex;
dm.dmOrientation = (short)PS.Orientation;
}
else
{
PS.pmFields = dm.dmFields;
PS.Duplex = (PageDuplex)dm.dmDuplex;
PS.Orientation = (PageOrientation)dm.dmOrientation;
PS.source = (PaperSource)dm.dmDefaultSource;
PS.Size = (PaperSize)dm.dmPaperSize;
PS.pLength = dm.dmPaperLength;
PS.pWidth = dm.dmPaperWidth;
}
Marshal.StructureToPtr(dm, yDevModeData, true);
pinfo.pDevMode = yDevModeData;
pinfo.pSecurityDescriptor = IntPtr.Zero;
/*update driver dependent part of the DEVMODE
* 1 = DocumentProperties(IntPtr.Zero, hPrinter, sPrinterName, yDevModeData
* , ref pinfo.pDevMode, (DM_IN_BUFFER | DM_OUT_BUFFER));*/
Marshal.StructureToPtr(pinfo, ptrPrinterInfo, true);
lastError = Marshal.GetLastWin32Error();
nRet = Convert.ToInt16(SetPrinter(hPrinter, 2, ptrPrinterInfo, 0));
if (nRet == 0)
{
lastError = Marshal.GetLastWin32Error();
throw new Win32Exception(Marshal.GetLastWin32Error());
}
if (hPrinter != IntPtr.Zero)
{
ClosePrinter(hPrinter);
}
return(Convert.ToBoolean(nRet));
}
}
public static string PrintPdf(PrinterData printerData)
{
try
{
if (string.IsNullOrEmpty(printerData.printerName))
{
return("请先设置默认打印机");
}
if (!Directory.Exists(printerData.filePath) && !File.Exists(printerData.filePath))
{
return("要打印的数据不存在");
}
using (var pdfDocument = PdfiumViewer.PdfDocument.Load(printerData.filePath))
{
for (int?pages = 0; pages < pdfDocument.PageCount; pages++)
{
using (var image = pdfDocument.Render(pages.Value, ConfigDefine.Pdf2JpgResolution, ConfigDefine.Pdf2JpgResolution, PdfiumViewer.PdfRenderFlags.CorrectFromDpi))
{
PrintDocument pd = new PrintDocument();
pd.PrinterSettings.PrinterName = printerData.printerName;
pd.DefaultPageSettings.PrinterSettings.PrinterName = printerData.printerName;
pd.DefaultPageSettings.PaperSize = getPaperSize(pd.PrinterSettings.PaperSizes, printerData.paperName) ?? pd.DefaultPageSettings.PaperSize;
pd.PrintPage += (o, e) =>
{
PageSettings settings = e.PageSettings;
var paperHeight = settings.PaperSize.Height;
var paperWidth = settings.PaperSize.Width;
int margin = 10;
var imgHeight = 0;
var imgWidth = 0;
ImageScaling(image, paperHeight, paperWidth, margin, printerData.direction, ref imgHeight, ref imgWidth);
if (printerData.direction == "2") //2:横向打印（html转pdf的有问题，html转pdf不考虑宽度，转出来标准的pdf页，分页也已经完成，在这部分就处理不了）
{
e.Graphics.TranslateTransform(0, paperHeight); //旋转原点
e.Graphics.RotateTransform(-90.0F); //旋转角度
}
e.Graphics.DrawImage(image, margin, margin, imgWidth, imgHeight);
};
pd.Print();
}
}
}
return("打印成功！");
}
catch (Exception ex)
{
return("打印出错【" + ex.Message + "】");
}
}
public static string DirectionByImageWH(PrinterData printerData)
{
if (printerData.direction == "0")
{
if (printerData.image.Width > printerData.image.Height)
{
return("2");
}
else
{
return("1");
}
}
return(printerData.direction);
}
public override int GetHashCode()
{
int hash = 1;
if (printerData_ != null)
{
hash ^= PrinterData.GetHashCode();
}
hash ^= profileCounters_.GetHashCode();
if (_unknownFields != null)
{
hash ^= _unknownFields.GetHashCode();
}
return(hash);
}
public static void PrintImagePage(PrinterData printerData)
{
var eventType = (printerData.eventType).ToUpper();
PrintDocument pd = new PrintDocument();
pd.PrinterSettings.PrinterName = printerData.printerName;
pd.DefaultPageSettings.PrinterSettings.PrinterName = printerData.printerName;
PrinterSettings.PaperSizeCollection paperSizes = pd.PrinterSettings.PaperSizes; //获取打印纸张
if (printerData.customSizeFlag)
{
PaperSize ps = new PaperSize("用户选择模版(" + printerData.width + "*" + printerData.height + ")", (int)Millimeters2PixelsUtils.Millimeters2Pixels(printerData.width), (int)Millimeters2PixelsUtils.Millimeters2Pixels(printerData.height));
pd.DefaultPageSettings.PaperSize = ps;
}
else
{
pd.DefaultPageSettings.PaperSize = getPaperSize(paperSizes, printerData.paperName) ?? pd.DefaultPageSettings.PaperSize;
}
pd.PrintPage += (o, e) =>
{
PageSettings settings = e.PageSettings;
var paperHeight = settings.PaperSize.Height;
var paperWidth = settings.PaperSize.Width;
//Rectangle m = e.MarginBounds;
int margin = 10, imgHeight = 0, imgWidth = 0;
ImageScaling(printerData.image, paperHeight, paperWidth, margin, printerData.direction, ref imgHeight, ref imgWidth);
if (printerData.direction == "2") //2:横向打印（html转pdf的有问题，html转pdf不考虑宽度，转出来标准的pdf页，分页也已经完成，在这部分就处理不了）
{
e.Graphics.TranslateTransform(0, paperHeight); //旋转原点
e.Graphics.RotateTransform(-90.0F); //旋转角度
}
e.Graphics.DrawImage(printerData.image, margin, margin, imgWidth, imgHeight);
};
if (eventType == "PRINT")
{
pd.Print();
}
else if (eventType == "PREVIEW")
{
PrintPreviewDialog printPreviewDialog = new PrintPreviewDialog();
printPreviewDialog.WindowState = FormWindowState.Maximized;
printPreviewDialog.Document = pd;
printPreviewDialog.TopMost = true;
printPreviewDialog.ShowDialog();
}
(printerData.image).Dispose();
}
public void MergeFrom(HloExecutionProfileData other)
{
if (other == null)
{
return;
}
if (other.printerData_ != null)
{
if (printerData_ == null)
{
PrinterData = new global::Xla.HloProfilePrinterData();
}
PrinterData.MergeFrom(other.PrinterData);
}
profileCounters_.Add(other.profileCounters_);
_unknownFields = pb::UnknownFieldSet.MergeFrom(_unknownFields, other._unknownFields);
}
public static void Start()
{
Thread.CurrentThread.Name = "Главный поток";
CheckThread(Thread.CurrentThread);
var clock_thread = new Thread(ClockThreadMethod);
clock_thread.Name = "Фоновый поток";
clock_thread.Priority = ThreadPriority.BelowNormal;
//clock_thread.IsBackground = true;
clock_thread.Start();
var message = "Вечер в хату!!!";
//var printer1_thread = new Thread(new ParameterizedThreadStart(PrinterThread));
//var printer1_thread = new Thread(PrinterThread);
//printer1_thread.Start(message);
//var printer2_thread = new Thread(() => PrintherThread(message));
//printer2_thread.Start();
var printer_data = new PrinterData(message);
var printer3_thread = new Thread(printer_data.Print);
printer3_thread.Start();
Console.WriteLine("Главный поток завершился");
Console.ReadLine();
if (!clock_thread.Join(50))
{
clock_thread.Interrupt();
}
_ClockCanWork = false;
//clock_thread.Abort();
}
/// <summary>
/// 改变打印机的设置
/// 张刊
/// 2016年8月18日
/// [email protected]
/// </summary>
/// <param name="PrinterName">打印机名称，如果为空则使用默认打印机</param>
/// <param name="PS">需要改变的信息</param>
/// <returns>是否改变成功</returns>
public static void ModifyPrintInfo1(string PrinterName, ref PrinterData PS)
{
if (PrinterName == string.Empty || PrinterName == null)
{
PrinterName = GetDeaultPrinterName();
}
IntPtr hDC = CreateDC("WINSPOOL", PrinterName, null, ref dm);
if (hDC != IntPtr.Zero)
{
if ((int)PS.Size != 0)
{
dm.dmPaperSize = (short)PS.Size;
dm.dmFields |= DM_PAPERSIZE;
}
if (PS.pWidth != 0)
{
dm.dmPaperWidth = (short)PS.pWidth;
dm.dmFields |= DM_PAPERWIDTH;
}
if (PS.pLength != 0)
{
dm.dmPaperLength = (short)PS.pLength;
dm.dmFields |= DM_PAPERLENGTH;
}
if (PS.pFormName != null && PS.pFormName != string.Empty)
{
dm.dmFormName = PS.pFormName;
dm.dmFields |= DM_FORMNAME;
}
if ((int)PS.Orientation != 0)
{
dm.dmOrientation = (short)PS.Orientation;
dm.dmFields |= DM_ORIENTATION;
}
ResetDC(hDC, ref dm);
DeleteDC(hDC);
}
}
public static string PreViewPdf(PrinterData printerData)
{
try
{
if (string.IsNullOrEmpty(printerData.printerName))
{
return("请先设置默认打印机");
}
if (!Directory.Exists(printerData.filePath) && !File.Exists(printerData.filePath))
{
return("要打印的数据不存在");
}
using (var pdfDocument = PdfiumViewer.PdfDocument.Load(printerData.filePath))
{
int? pages = 0;
PrintDocument pd = new PrintDocument();
pd.PrinterSettings.PrinterName = printerData.printerName;
pd.DefaultPageSettings.PrinterSettings.PrinterName = printerData.printerName;
pd.DefaultPageSettings.PaperSize = getPaperSize(pd.PrinterSettings.PaperSizes, printerData.paperName) ?? pd.DefaultPageSettings.PaperSize;
pd.PrintPage += (o, e) =>
{
PreViewPage(o, e, pdfDocument, printerData.direction, printerData.customSizeFlag, printerData.width, printerData.height, ref pages);
};
PrintPreviewDialog printPreviewDialog = new PrintPreviewDialog();
printPreviewDialog.WindowState = FormWindowState.Maximized;
printPreviewDialog.Document = pd;
printPreviewDialog.TopMost = true;
printPreviewDialog.ShowDialog();
//pd.IMCISPrintTool();
}
return("打印成功！");
}
catch (Exception ex)
{
return("打印出错【" + ex.Message + "】");
}
}
/// <summary>
/// 改变打印机的设置
/// 张刊
/// 2016年8月18日
/// [email protected]
/// </summary>
/// <param name="PrinterName">打印机名称，如果为空则使用默认打印机</param>
/// <param name="PS">需要改变的信息</param>
/// <returns>是否改变成功</returns>
public static bool ModifyPrintInfo(string PrinterName, ref PrinterData PS)
{
if ((((int)PS.Duplex < 0) || ((int)PS.Duplex > 3)))
{
throw new ArgumentOutOfRangeException("nDuplexSetting", "nDuplexSetting is incorrect.");
}
else
{
if (PrinterName == string.Empty || PrinterName == null)
{
PrinterName = GetDeaultPrinterName();
}
dm = GetPrinterDemode(PrinterName);
//是否改变纸张类型
if ((int)PS.Size != 0)
{
dm.dmPaperSize = (short)PS.Size;
dm.dmFields |= DM_PAPERSIZE;
}
if (PS.pWidth != 0) //师傅改变纸张宽度
{
dm.dmPaperWidth = (short)PS.pWidth;
dm.dmFields |= DM_PAPERWIDTH;
}
if (PS.pLength != 0) //是否改变纸张高度
{
dm.dmPaperLength = (short)PS.pLength;
dm.dmFields |= DM_PAPERLENGTH;
}
if (PS.pFormName != null && PS.pFormName != string.Empty) //是否改变纸张名称
{
dm.dmFormName = PS.pFormName;
dm.dmFields |= DM_FORMNAME;
}
if ((int)PS.Orientation != 0) //是否改变纸张方向
{
dm.dmOrientation = (short)PS.Orientation;
dm.dmFields |= DM_ORIENTATION;
}
if (PS.source != null)
{
dm.dmDefaultSource = (short)PS.source;
dm.dmFields |= (int)PaperSource.DMBIN_UPPER;
}
Marshal.StructureToPtr(dm, yDevModeData, true);
pinfo.pDevMode = yDevModeData;
pinfo.pSecurityDescriptor = IntPtr.Zero;
/*update driver dependent part of the DEVMODE
* 1 = DocumentProperties(IntPtr.Zero, hPrinter, sPrinterName, yDevModeData, ref pinfo.pDevMode, (DM_IN_BUFFER | DM_OUT_BUFFER));*/
Marshal.StructureToPtr(pinfo, ptrPrinterInfo, true); //写入内存
lastError = Marshal.GetLastWin32Error();
nRet = Convert.ToInt16(SetPrinter(hPrinter, 2, ptrPrinterInfo, 0));
if (nRet == 0)
{
lastError = Marshal.GetLastWin32Error(); //Unable to set shared printer settings.
//throw new Win32Exception(Marshal.GetLastWin32Error());
}
if (hPrinter != IntPtr.Zero)
{
ClosePrinter(hPrinter);
}
return(Convert.ToBoolean(nRet));
}
}
public string Print(string data)
{
String result = "打印成功！";
try
{
PrinterData printerData = JsonHelper.DeserializeJsonToObject <PrinterData>(data);
string eventType = (printerData.eventType).ToUpper();
string printType = (printerData.printType).ToUpper();
string folderName = Guid.NewGuid().ToString(); //pdf转图片所存放的文件夹名称
string tempDir = Path.Combine(dfp.dynamicFilePath, "tempImg"); //生成图片临时存放文件夹
string tempImageDir = Path.Combine(tempDir, folderName);
//string targetPath = Path.Combine(tempDir, fileName + ".jpg");
int width = printerData.width;
int height = printerData.height;
Boolean customSizeFlag = printerData.customSizeFlag;
WebRequest webreq = null;
WebResponse webres = null;
Boolean isUrl = HttpUtils.IsUrl(Convert.ToString(printerData.data));
string fileType = printerData.fileType.ToUpper();
#region
if (File.Exists(Convert.ToString(printerData.data))) //fileType由于IMCIS没有对应变量，data是路径文件名时取值为其后缀，否则当printType时“BASE64”也是JPG，否则就是HTML打印
{
fileType = Path.GetExtension(Convert.ToString(printerData.data)).Substring(1).ToUpper();
}
else if (isUrl) //网络文件，通过ContentType获取
{
webreq = WebRequest.Create(Convert.ToString(printerData.data));
webres = webreq.GetResponse();
string[] contentType = Convert.ToString(webres.ContentType).Split('/');
fileType = contentType.Length > 1 ? contentType[1].ToUpper() : fileType;
}
else if (fileType != "PRINTERNAMES" && fileType != "PAGESIZES")
{
fileType = printType == "BASE64" ? "JPG" : "HTML";
}
#endregion
switch (fileType)
{
case "JPG":
case "JPEG":
case "PNG":
case "RAW":
case "BMP":
if (isUrl)
{
using (Stream stream = webres.GetResponseStream())
{
using (Image image = Image.FromStream(stream))
{
printerData.image = image;
result = PrintUtils.PrintImage(printerData);
}
}
}
else
{
if (printType == "FILEPATH")
{
printerData.filePath = printerData.data;
}
else if (printType == "BASE64")
{
printerData.imgBase64 = printerData.data;
}
result = PrintUtils.PrintImage(printerData);
}
break;
case "TXT":
PrintUtils.PrintTxt(printerData);
break;
#region pdf转图片打印
/*
* case "PDF":
* string fileName = Path.GetFileNameWithoutExtension(printerData.data); //通过完整路径取得pdf文件名称作为jpg的文件名
* if (isUrl)
* {
* using (Stream stream = webres.GetResponseStream())
* {
* MemoryStream ms = HttpUtils.StreamToMemoryStream(stream);
* Pdf2JpgUtils.Pdf2Jpg(ms, Path.Combine(tempDir, fileName + ".jpg"), null, folderName);
* }
* }
* else
* {
* Pdf2JpgUtils.Pdf2Jpg(Convert.ToString(printerData.data), Path.Combine(tempDir, fileName + ".jpg"), null, folderName);
* }
*
* if (eventType == "PRINT")
* {
* var files = Directory.GetFiles(tempImageDir).OrderBy(f => Convert.ToInt32(Path.GetFileNameWithoutExtension(f)));
* foreach (var file in files)
* {
* printerData.filePath = file;
* result = PrintUtils.PrintImage(printerData);
* }
* try
* {
* //删除文件夹
* Directory.Delete(tempImageDir, true);
* }
* catch (Exception ex)
* {
* result = string.Format("删除临时目录出错：{0};其他错误信息：{1}", tempImageDir, ex);
* }
* }
* else if (eventType == "PREVIEW")
* {
* printerData.filePath = tempImageDir;
* result = PrintUtils.PreView(printerData);
* }
* break;
* case "HTML":
* string tempPdf = Path.Combine(dfp.dynamicFilePath, "tempPdf");
* string tempPdfDir = Path.Combine(tempPdf, folderName);
* Directory.CreateDirectory(tempPdfDir);
* string tempPdfPath = Path.Combine(tempPdfDir, "Html2Pdf.pdf");
* Html2PdfUtils.Html2Pdf(Convert.ToString(printerData.data).Trim(), tempPdfPath, printerData.paperName, printerData.direction, customSizeFlag, width, height);
* Pdf2JpgUtils.Pdf2Jpg(tempPdfPath, Path.Combine(tempDir, "Html2Pdf.jpg"), null, folderName);
* if (eventType == "PRINT")
* {
* var files = Directory.GetFiles(tempImageDir).OrderBy(f => Convert.ToInt32(Path.GetFileNameWithoutExtension(f)));
* foreach (var file in files)
* {
* printerData.filePath = file;
* result = PrintUtils.PrintImage(printerData);
* }
* try
* {
* //删除临时文件夹
* Directory.Delete(tempImageDir, true);
* Directory.Delete(tempPdfDir, true);
* }
* catch (Exception ex)
* {
* result = string.Format("删除临时目录出错：{0};其他错误信息：{1}", tempPdfDir, ex);
* }
* }
* else if (eventType == "PREVIEW")
* {
* printerData.filePath = tempImageDir;
* result = PrintUtils.PreView(printerData);
* }
* break;
*/
#endregion
#region pdf不转图片直接打印
/* * */
case "PDF":
if (isUrl)
{
using (Stream stream = webres.GetResponseStream())
{
MemoryStream ms = HttpUtils.StreamToMemoryStream(stream);
result = eventType == "PRINT" ? PrintUtils.PrintPdf(ms, printerData) :
PrintUtils.PreViewPdf(ms, printerData);
}
}
else
{
printerData.filePath = printerData.data;
result = eventType == "PRINT" ? PrintUtils.PrintPdf(printerData) :
PrintUtils.PreViewPdf(printerData);
}
break;
case "HTML":
using (Stream pdfStream = Html2PdfUtils.Html2Pdf(printerData))
{
result = eventType == "PRINT" ? PrintUtils.PrintPdf(pdfStream, printerData) :
PrintUtils.PreViewPdf(pdfStream, printerData);
}
break;
#endregion
case "PRINTERNAMES":
result = PrintUtils.GetPrinterNames();
break;
case "PAGESIZES":
result = PrintUtils.GetPageSizesByName(Convert.ToString(printerData.data));
break;
default:
result = "参数异常:fileType字段只能为jpg、pdf、html、getPrinterName、getPageSizes";
break;
}
}
catch (Exception ex)
{
result = "打印出错【" + ex.Message + "】";
}
return(result);
}
/// <summary>
/// 改变打印机的设置
/// 张刊
/// 2016年8月18日
/// [email protected]
/// </summary>
/// <param name="PrinterName">打印机名称，如果为空则使用默认打印机</param>
/// <param name="PS">需要改变的信息</param>
/// <returns>是否改变成功</returns>
public static void ModifyPrintInfo2(string PrinterName, ref PrinterData PS)
{
PRINTER_INFO_9 printerInfo;
printerInfo.pDevMode = IntPtr.Zero;
if (PrinterName == string.Empty || PrinterName == null)
{
PrinterName = GetDeaultPrinterName();
}
pd.pDatatype = 0;
pd.pDevMode = 0;
pd.DesiredAccess = PRINTER_ALL_ACCESS;
if (OpenPrinter(PrinterName, out hPrinter, ref pd))
{
try
{
//得到结构体DEVMODE的大小
int iDevModeSize = DocumentProperties(IntPtr.Zero, hPrinter, PrinterName, IntPtr.Zero, IntPtr.Zero, 0);
if (iDevModeSize < 0)
{
throw new ApplicationException("Cannot get the size of the DEVMODE structure.");
}
//分配指向结构体DEVMODE的内存缓冲区
IntPtr hDevMode = Marshal.AllocCoTaskMem(iDevModeSize + 100);
//得到一个指向DEVMODE内存缓存的指针
nRet = DocumentProperties(IntPtr.Zero, hPrinter, PrinterName, hDevMode, IntPtr.Zero, DM_OUT_BUFFER);
if (nRet < 0)
{
throw new ApplicationException("Cannot get the size of the DEVMODE structure.");
}
//給dm賦值
dm = (DEVMODE)Marshal.PtrToStructure(hDevMode, dm.GetType());
if ((((int)PS.Duplex < 0) || ((int)PS.Duplex > 3)))
{
throw new ArgumentOutOfRangeException("nDuplexSetting", "nDuplexSetting is incorrect.");
}
else
{
//更改printersetting
if ((int)PS.Size != 0)
{
dm.dmPaperSize = (short)PS.Size;
dm.dmFields |= DM_PAPERSIZE;
}
if (PS.pWidth != 0)
{
dm.dmPaperWidth = (short)PS.pWidth;
dm.dmFields |= DM_PAPERWIDTH;
}
if (PS.pLength != 0)
{
dm.dmPaperLength = (short)PS.pLength;
dm.dmFields |= DM_PAPERLENGTH;
}
if (PS.pFormName != null && PS.pFormName != string.Empty)
{
dm.dmFormName = PS.pFormName;
dm.dmFields |= DM_FORMNAME;
}
if ((int)PS.Orientation != 0)
{
dm.dmOrientation = (short)PS.Orientation;
dm.dmFields |= DM_ORIENTATION;
}
Marshal.StructureToPtr(dm, hDevMode, true);
// pinfo.pDevMode = hDevMode;
// pinfo.pSecurityDescriptor = IntPtr.Zero;
// /*update driver dependent part of the DEVMODE
// 1 = DocumentProperties(IntPtr.Zero, hPrinter, sPrinterName, yDevModeData, ref pinfo.pDevMode, (DM_IN_BUFFER | DM_OUT_BUFFER));*/
// Marshal.StructureToPtr(pinfo,ptrPrinterInfo,true);
//得到printer info的大小
nRet = DocumentProperties(IntPtr.Zero, hPrinter, PrinterName, printerInfo.pDevMode, printerInfo.pDevMode, DM_IN_BUFFER | DM_OUT_BUFFER);
if (nRet < 0)
{
throw new ApplicationException("Unable to set the PrintSetting for this printer");
}
GetPrinter(hPrinter, 9, IntPtr.Zero, 0, out nBytesNeeded);
if (nBytesNeeded == 0)
{
throw new ApplicationException("GetPrinter failed.Couldn't get the nBytesNeeded for shared PRINTER_INFO_9 structure");
}
//分配内存缓冲区大小
ptrPrinterInfo = Marshal.AllocCoTaskMem(nBytesNeeded);
bool bSuccess = GetPrinter(hPrinter, 9, ptrPrinterInfo, nBytesNeeded, out nJunk);
if (!bSuccess)
{
throw new ApplicationException("GetPrinter failed.Couldn't get the nBytesNeeded for shared PRINTER_INFO_9 structure");
}
//赋值printerInfo
printerInfo = (PRINTER_INFO_9)Marshal.PtrToStructure(ptrPrinterInfo, printerInfo.GetType());
printerInfo.pDevMode = hDevMode;
//获取一个指向 PRINTER_INFO_9结构的指针
Marshal.StructureToPtr(printerInfo, ptrPrinterInfo, true);
//设置打印机
bSuccess = SetPrinter(hPrinter, 9, ptrPrinterInfo, 0);
if (!bSuccess)
{
throw new Win32Exception(Marshal.GetLastWin32Error(), "SetPrinter() failed.Couldn't set the printer settings");
}
PrinterSetting.SendMessageTimeout(new IntPtr(HWND_BROADCAST), WM_SETTINGCHANGE, IntPtr.Zero, IntPtr.Zero, PrinterSetting.SendMessageTimeoutFlags.SMTO_NORMAL, 1000, out hDummy);
}
}
finally
{
ClosePrinter(hPrinter);
}
}
}
/// <summary>
/// 改变打印机的设置
/// 张刊
/// 2016年8月18日
/// [email protected]
/// </summary>
/// <param name="PrinterName">打印机名称，如果为空则使用默认打印机</param>
/// <param name="PS">需要改变的信息</param>
/// <returns>是否改变成功</returns>
public static bool ModifyPrintInfo3(string PrinterName, ref PrinterData PS)
{
pd.pDatatype = 0;
pd.pDevMode = 0;
pd.DesiredAccess = PRINTER_ALL_ACCESS;
if (PrinterName == string.Empty || PrinterName == null)
{
PrinterName = GetDeaultPrinterName();
}
nRet = Convert.ToInt32(OpenPrinter(PrinterName, out hPrinter, ref pd));
if (nRet == 0)
{
lastError = Marshal.GetLastWin32Error();
throw new Win32Exception(Marshal.GetLastWin32Error());
}
//调用GetPrinter获取PRINTER_INFO_2在内存的字节数
GetPrinter(hPrinter, 2, IntPtr.Zero, 0, out nBytesNeeded);
if (nBytesNeeded <= 0)
{
ClosePrinter(hPrinter);
return(false);
}
//为PRINTER_INFO_2分配足够的内存
ptrPrinterInfo = Marshal.AllocHGlobal(nBytesNeeded);
if (ptrPrinterInfo == IntPtr.Zero)
{
ClosePrinter(hPrinter);
return(false);
}
//调用GetPrinter填充当前设定，所要改变的信息（ptrPrinterInfo中）
if (!GetPrinter(hPrinter, 2, ptrPrinterInfo, nBytesNeeded, out nBytesNeeded))
{
Marshal.FreeHGlobal(ptrPrinterInfo);
ClosePrinter(hPrinter);
return(false);
}
//把内存中指向PRINTER_INFO_2的指针转化为PRINTER_INFO_2结构
//如果GetPrinter没有得到DEVMODE结构，尝试调用DocumentProperties得到DEVMODE结构
pinfo = (PRINTER_INFO_2)Marshal.PtrToStructure(ptrPrinterInfo, typeof(PRINTER_INFO_2));
IntPtr Temp = new IntPtr();
if (pinfo.pDevMode == IntPtr.Zero)
{
// If GetPrinter didn't fill in the DEVMODE, try to get it by calling
// DocumentProperties...
IntPtr ptrZero = IntPtr.Zero;
//get the size of the devmode structure
nBytesNeeded = DocumentProperties(IntPtr.Zero, hPrinter, PrinterName, IntPtr.Zero, IntPtr.Zero, 0);
if (nBytesNeeded <= 0)
{
Marshal.FreeHGlobal(ptrPrinterInfo);
ClosePrinter(hPrinter);
return(false);
}
ptrDM = Marshal.AllocCoTaskMem(nBytesNeeded);
int i;
i = DocumentProperties(IntPtr.Zero, hPrinter, PrinterName, ptrDM, ptrZero, DM_OUT_BUFFER);
if ((i < 0) || (ptrDM == IntPtr.Zero))
{
//Cannot get the DEVMODE structure.
Marshal.FreeHGlobal(ptrDM);
ClosePrinter(ptrPrinterInfo);
return(false);
}
pinfo.pDevMode = ptrDM;
}
dm = (DEVMODE)Marshal.PtrToStructure(pinfo.pDevMode, typeof(DEVMODE));
//修改打印机的设定信息
if ((((int)PS.Duplex < 0) || ((int)PS.Duplex > 3)))
{
throw new ArgumentOutOfRangeException("nDuplexSetting", "nDuplexSetting is incorrect.");
}
else
{
if (PrinterName == string.Empty || PrinterName == null)
{
PrinterName = GetDeaultPrinterName();
}
if ((int)PS.Size != 0)
{
dm.dmPaperSize = (short)PS.Size;
dm.dmFields |= DM_PAPERSIZE;
}
if (PS.pWidth != 0)
{
dm.dmPaperWidth = (short)PS.pWidth;
dm.dmFields |= DM_PAPERWIDTH;
}
if (PS.pLength != 0)
{
dm.dmPaperLength = (short)PS.pLength;
dm.dmFields |= DM_PAPERLENGTH;
}
if (PS.pFormName != null && PS.pFormName != string.Empty)
{
dm.dmFormName = PS.pFormName;
dm.dmFields |= DM_FORMNAME;
}
if ((int)PS.Orientation != 0)
{
dm.dmOrientation = (short)PS.Orientation;
dm.dmFields |= DM_ORIENTATION;
}
Marshal.StructureToPtr(dm, pinfo.pDevMode, true);
Marshal.StructureToPtr(pinfo, ptrPrinterInfo, true);
pinfo.pSecurityDescriptor = IntPtr.Zero;
//Make sure the driver_Dependent part of devmode is updated...
nRet = DocumentProperties(IntPtr.Zero, hPrinter, PrinterName, pinfo.pDevMode, pinfo.pDevMode, DM_IN_BUFFER | DM_OUT_BUFFER);
if (nRet <= 0)
{
Marshal.FreeHGlobal(ptrPrinterInfo);
ClosePrinter(hPrinter);
return(false);
}
//SetPrinter 更新打印机信息
if (!SetPrinter(hPrinter, 2, ptrPrinterInfo, 0))
{
Marshal.FreeHGlobal(ptrPrinterInfo);
ClosePrinter(hPrinter);
return(false);
}
//通知其他应用程序，打印机信息已经更改
PrinterSetting.SendMessageTimeout(new IntPtr(HWND_BROADCAST), WM_SETTINGCHANGE, IntPtr.Zero, IntPtr.Zero, PrinterSetting.SendMessageTimeoutFlags.SMTO_NORMAL, 1000, out hDummy);
//释放
if (ptrPrinterInfo == IntPtr.Zero)
{
Marshal.FreeHGlobal(ptrPrinterInfo);
}
if (hPrinter == IntPtr.Zero)
{
Marshal.FreeHGlobal(hPrinter);
}
return(true);
}
}
public void addPrinter(string name)
{
ReciptPrinter = new PrinterData(name);
}
/// <summary>
/// Loads data.
/// </summary>
private void Load()
{
// try to load data from server
if (!LoadRemote())
{
// load data from local environment config file
LoadLocal();
}
LogHelper.LogDebug("ColorPageCost " + ColorPageCost.ToString());
LogHelper.LogDebug("BlackAndWhitePageCost " + BlackAndWhitePageCost.ToString());
if (BlackAndWhitePageCost <= 0)
{
BlackAndWhitePageCost = 1;
}
if (ColorPageCost <= 0)
{
ColorPageCost = 2;
}
// check data and save
if ((UserPCs != null && UserPCs.Count > 0) && (Printers != null && Printers.Count > 0))
{
Save();
}
// check
if (UserPCs == null || UserPCs.Count < 1)
{
UserPCs = new PCData()
{
new PCDataEntry {
Name = "frontdesk1-pc", Margin = new Thickness(678, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "apiserver-pc", Margin = new Thickness(698, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "frontdesk2-pc", Margin = new Thickness(728, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "conference", Margin = new Thickness(66, 110, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "backdesk-pc", Margin = new Thickness(90, 200, 0, 0), MapPosition = MapPosition.Side
},
new PCDataEntry {
Name = "printerleft-pc", Margin = new Thickness(760, 146, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "printerright-pc", Margin = new Thickness(696, 146, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "cubicle01-pc", Margin = new Thickness(628, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "cubicle02-pc", Margin = new Thickness(571, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "cubicle03-pc", Margin = new Thickness(514, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "cubicle04-pc", Margin = new Thickness(457, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "cubicle05-pc", Margin = new Thickness(400, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "cubicle06-pc", Margin = new Thickness(343, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "cubicle07-pc", Margin = new Thickness(286, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "cubicle08-pc", Margin = new Thickness(229, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "cubicle09-pc", Margin = new Thickness(172, 18, 0, 0), MapPosition = MapPosition.Top
},
new PCDataEntry {
Name = "cubicle10-pc", Margin = new Thickness(576, 172, 0, 0), MapPosition = MapPosition.Side
},
new PCDataEntry {
Name = "cubicle11-pc", Margin = new Thickness(526, 172, 0, 0), MapPosition = MapPosition.Side
},
new PCDataEntry {
Name = "cubicle12-pc", Margin = new Thickness(470, 172, 0, 0), MapPosition = MapPosition.Side
},
new PCDataEntry {
Name = "cubicle13-pc", Margin = new Thickness(418, 172, 0, 0), MapPosition = MapPosition.Side
},
new PCDataEntry {
Name = "cubicle14-pc", Margin = new Thickness(366, 172, 0, 0), MapPosition = MapPosition.Side
},
new PCDataEntry {
Name = "cubicle15-pc", Margin = new Thickness(314, 172, 0, 0), MapPosition = MapPosition.Side
},
new PCDataEntry {
Name = "cubicle16-pc", Margin = new Thickness(272, 172, 0, 0), MapPosition = MapPosition.Side
},
new PCDataEntry {
Name = "cubicle17-pc", Margin = new Thickness(210, 172, 0, 0), MapPosition = MapPosition.Side
},
new PCDataEntry {
Name = "cubicle18-pc", Margin = new Thickness(158, 172, 0, 0), MapPosition = MapPosition.Side
},
new PCDataEntry {
Name = "cubicle19-pc", Margin = new Thickness(176, 318, 0, 0), MapPosition = MapPosition.Bottom
},
new PCDataEntry {
Name = "cubicle20-pc", Margin = new Thickness(232, 318, 0, 0), MapPosition = MapPosition.Bottom
},
new PCDataEntry {
Name = "cubicle21-pc", Margin = new Thickness(288, 318, 0, 0), MapPosition = MapPosition.Bottom
},
new PCDataEntry {
Name = "cubicle22-pc", Margin = new Thickness(344, 318, 0, 0), MapPosition = MapPosition.Bottom
},
new PCDataEntry {
Name = "cubicle23-pc", Margin = new Thickness(400, 318, 0, 0), MapPosition = MapPosition.Bottom
},
};
}
// check valid printer destinations
if (Printers == null || Printers.Count < 1)
{
// load defaults
Printers = new PrinterData()
{
new PrinterDataEntry()
{
Name = "backprinter", InternalName = "backprinter", MarginGlow = new Thickness(207.5, 226, 0, 0), MarginLabel = new Thickness(141, 245, 0, 0), ExcludedPCNames = new List <string>()
{
"backdesk-pc", "frontdesk1-pc", "frontdesk2-pc", "apiserver-pc"
}
},
// COLOR PRINTER $.75 CENTS PER PAGE
new PrinterDataEntry()
{
Name = "COLOR PRINTER $.75 CENTS PER PAGE", InternalName = "colorprinter", MarginGlow = new Thickness(761, 190, 0, 0), MarginLabel = new Thickness(695, 212, 0, 0), ExcludedPCNames = new List <string>()
{
"printerleft-pc", "printerright-pc", "frontdesk1-pc", "frontdesk2-pc", "apiserver-pc"
}
},
// BLACK & WHITE $.25 CENTS PER PAGE
new PrinterDataEntry()
{
Name = "BLACK & WHITE $.25 CENTS PER PAGE", InternalName = "black-whiteprinter", MarginGlow = new Thickness(787.5, 190, 0, 0), MarginLabel = new Thickness(720, 212, 0, 0), ExcludedPCNames = new List <string>()
{
"printerleft-pc", "printerright-pc", "frontdesk1-pc", "frontdesk2-pc", "apiserver-pc"
}
},
new PrinterDataEntry()
{
Name = "cubicle01_printer", InternalName = "cubicle01_printer", MarginGlow = new Thickness(685, 68.5, 0, 0), MarginLabel = new Thickness(618, 92, 0, 0), DoNotShowFootsteps = true
},
new PrinterDataEntry()
{
Name = "cubicle02_printer", InternalName = "cubicle02_printer", MarginGlow = new Thickness(629.5, 68.5, 0, 0), MarginLabel = new Thickness(563, 92, 0, 0), DoNotShowFootsteps = true
},
new PrinterDataEntry()
{
Name = "cubicle05_printer", InternalName = "cubicle05_printer", MarginGlow = new Thickness(464.5, 69, 0, 0), MarginLabel = new Thickness(398, 92, 0, 0), DoNotShowFootsteps = true
},
};
}
/*
* LogHelper.Log("Environment Data Printers");
* foreach (var item in Printers)
* LogHelper.Log(item.ToString());
*
* LogHelper.Log("Environment Data UserPCs");
* foreach (var item in UserPCs)
* LogHelper.Log(item.ToString());*/
//Save();
}
public static Stream Html2Pdf(PrinterData printerData)
{
string htmlText = printerData.data.Trim();
if (string.IsNullOrEmpty(htmlText))
{
throw new Exception("传入的html无内容：" + htmlText);
}
MemoryStream outputStream = new MemoryStream(); //实例化MemoryStream，用于存PDF
byte[] data = Encoding.UTF8.GetBytes(htmlText); //字串转成byte[]
MemoryStream msInput = new MemoryStream(data);
int width = 0, height = 0;
width = (int)Millimeters2PixelsUtils.Millimeters2Pixels(printerData.width);
height = (int)Millimeters2PixelsUtils.Millimeters2Pixels(printerData.height);
if (!printerData.customSizeFlag)
{
PrintUtils.getPaperSize(printerData.paperName ?? "A4", ref width, ref height);
}
Rectangle pageSize = new Rectangle(width, height); //设置pdf模板大小
if (printerData.direction == "2") //2：横向打印
{
pageSize = new Rectangle(height, width);
}
Document doc = new Document(pageSize); //要写PDF的文件 document = new Document(PageSize.A4, 25, 25, 30, 30);
PdfWriter writer = PdfWriter.GetInstance(doc, outputStream);
//指定文件预设开档时的缩放为100%
PdfDestination pdfDest = new PdfDestination(PdfDestination.XYZ, 0, doc.PageSize.Height, 1f);
//开启Document文件
doc.Open();
//使用XMLWorkerHelper把Html parse到PDF档里
XMLWorkerHelper.GetInstance().ParseXHtml(writer, doc, msInput, null, Encoding.UTF8, new UnicodeFontFactory());
//XMLWorkerHelper.GetInstance().ParseXHtml(writer, doc, msInput, null, Encoding.UTF8);
//将pdfDest设定的资料写到PDF档
PdfAction action = PdfAction.GotoLocalPage(1, pdfDest, writer);
writer.SetOpenAction(action);
doc.Close();
msInput.Close();
outputStream.Close();
//回传PDF档案
var bytes = outputStream.ToArray();
var ret = Convert.ToBase64String(bytes);
try
{
string strbase64 = ret;
strbase64 = strbase64.Replace(' ', '+');
return(new MemoryStream(Convert.FromBase64String(strbase64)));
}
catch (Exception ex)
{
throw new Exception("html转pdf文件失败：" + ex.Message);
}
}
public static string PreView(PrinterData printerData)
{
try
{
if (string.IsNullOrEmpty(printerData.printerName))
{
return("请先设置默认打印机");
}
var eventType = (printerData.eventType).ToUpper();
var filePath = printerData.filePath;
if (!Directory.Exists(filePath) && !File.Exists(filePath))
{
return("要打印的数据不存在");
}
PrintDocument pd = new PrintDocument();
pd.PrinterSettings.PrinterName = printerData.printerName;
pd.DefaultPageSettings.PrinterSettings.PrinterName = printerData.printerName;
if (printerData.customSizeFlag)
{
PaperSize ps = new PaperSize("用户选择模版(" + printerData.width + "*" + printerData.height + ")", (int)Millimeters2PixelsUtils.Millimeters2Pixels(printerData.width), (int)Millimeters2PixelsUtils.Millimeters2Pixels(printerData.height));
pd.DefaultPageSettings.PaperSize = ps;
}
else
{
pd.DefaultPageSettings.PaperSize = getPaperSize(pd.PrinterSettings.PaperSizes, printerData.paperName) ?? pd.DefaultPageSettings.PaperSize;
}
var fileListIndex = 0;
List <string> fileList = new List <string>();
if (File.Exists(filePath)) //路径是jpg图片
{
fileList.Add(filePath);
}
else
{
fileList = new List <string>(Directory.GetFiles(filePath).OrderBy(f => Convert.ToInt32(Path.GetFileNameWithoutExtension(f))));
}
if (fileList.Count == 0)
{
return("要打印的数据不存在");
}
pd.PrintPage += (o, e) =>
{
PageSettings settings = e.PageSettings;
var paperHeight = settings.PaperSize.Height;
var paperWidth = settings.PaperSize.Width;
int margin = 10, imgHeight = 0, imgWidth = 0;
using (Image image = new Bitmap(fileList[fileListIndex]))
{
ImageScaling(image, paperHeight, paperWidth, margin, printerData.direction, ref imgHeight, ref imgWidth);
if (printerData.direction == "2") //2:横向打印（html转pdf的有问题，html转pdf不考虑宽度，转出来标准的pdf页，分页也已经完成，在这部分就处理不了）
{
e.Graphics.TranslateTransform(0, paperHeight); //旋转原点
e.Graphics.RotateTransform(-90.0F); //旋转角度
}
e.Graphics.DrawImage(image, margin, margin, imgWidth, imgHeight);
}
if (fileListIndex < fileList.Count - 1)
{
e.HasMorePages = true; //HaeMorePages属性为True时，PrintPage的回调函数就会被再次调用，打印一个页面。
fileListIndex++;
}
else
{
//预览界面点击打印需要把索引重新初始化
fileListIndex = 0;
}
};
//打印结束-删除一些创建的文件
//pd.EndPrint += new PrintEventHandler();
if (eventType == "PRINT")
{
pd.Print();
}
else if (eventType == "PREVIEW")
{
PrintPreviewDialog printPreviewDialog = new PrintPreviewDialog();
printPreviewDialog.WindowState = FormWindowState.Maximized;
printPreviewDialog.Document = pd;
printPreviewDialog.TopMost = true;
printPreviewDialog.ShowDialog();
}
deleteTemFile();
return("打印成功！");
}
catch (Exception e)
{
return(e.Message);
}
}
