hsi,
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Drawing.Imaging;
using System.Drawing.Printing;
namespace WindowsFormsApplication10
{
public partial class Form1 : Form
public Form1()
InitializeComponent();
}
private System.IO.Stream streamToPrint;
string streamType;
private static extern bool BitBlt
(
IntPtr hdcDest, // handle to destination DC
int nXDest, // x-coord of destination upper-left corner
int nYDest, // y-coord of destination upper-left corner
int nWidth, // width of destination rectangle
int nHeight, // height of destination rectangle
IntPtr hdcSrc, // handle to source DC
int nXSrc, // x-coordinate of source upper-left corner
int nYSrc, // y-coordinate of source upper-left corner
System.Int32 dwRop // raster operation code
);
private void Form1_Load(object sender, EventArgs e)
private void printDocument1_PrintPage(object sender, PrintPageEventArgs e)
System.Drawing.Image image = System.Drawing.Image.FromStream;
this.streamToPrint;
int x = e.MarginBounds.X;
int y = e.MarginBounds.Y;
int width = image.Width;
int height = image.Height;
if ((width / e.MarginBounds.Width) > (height / e.MarginBounds.Height))
width = e.MarginBounds.Width;
height = image.Height * e.MarginBounds.Width / image.Width;
else
height = e.MarginBounds.Height;
width = image.Width * e.MarginBounds.Height / image.Height;
System.Drawing.Rectangle destRect = new System.Drawing.Rectangle(x, y, width, height);
e.Graphics.DrawImage(image, destRect, 0, 0, image.Width, image.Height, System.Drawing.GraphicsUnit.Pixel);
private void button1_Click(object sender, EventArgs e)
Graphics g1 = this.CreateGraphics();
Image MyImage = new Bitmap(this.ClientRectangle.Width, this.ClientRectangle.Height, g1);
Graphics g2 = Graphics.FromImage(MyImage);
IntPtr dc1 = g1.GetHdc();
IntPtr dc2 = g2.GetHdc();
BitBlt(dc2, 0, 0, this.ClientRectangle.Width, this.ClientRectangle.Height, dc1, 0, 0, 13369376);
g1.ReleaseHdc(dc1);
g2.ReleaseHdc(dc2);
MyImage.Save(@"c:\PrintPage.jpg", ImageFormat.Jpeg);
FileStream fileStream = new FileStream(@"c:\PrintPage.jpg", FileMode.Open, FileAccess.Read);
StartPrint(fileStream, "Image");
fileStream.Close();
if (System.IO.File.Exists(@"c:\PrintPage.jpg"))
System.IO.File.Delete(@"c:\PrintPage.jpg");
public void StartPrint(Stream streamToPrint, string streamType)
this.printDoc.PrintPage += new PrintPageEventHandler(printDoc_PrintPage);
this.streamToPrint = streamToPrint;
this.streamType = streamType;
System.Windows.Forms.PrintDialog PrintDialog1 = new PrintDialog();
PrintDialog1.AllowSomePages = true;
PrintDialog1.ShowHelp = true;
PrintDialog1.Document = printDoc;
DialogResult result = PrintDialog1.ShowDialog();
if (result == DialogResult.OK)
printDoc.Print();
//docToPrint.Print();
i use this code for printing a page with 3 labels and 3 textboxes. but the error "The type or namespace name 'Stream' could not be found (are you missing a using directive or an assembly reference?) " is displayed. plz help.