PrintDocument.PrintPage : PrintDocument « System.Drawing.Printing « C# / C Sharp by API

1. C# / C Sharp by API
2. System.Drawing.Printing
3. PrintDocument

PrintDocument.PrintPage

 
using System;
using System.Drawing;
using System.Drawing.Printing;
using System.Windows.Forms;
   
class PrintableForm: Form
{
     public static void Main()
     {
          Application.Run(new PrintableForm());
     }
     public PrintableForm()
     {
          ResizeRedraw = true;
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
     }
     protected override void OnClick(EventArgs ea)
     {
          PrintDocument prndoc = new PrintDocument();
   
          prndoc.DocumentName = Text;
          prndoc.PrintPage += new PrintPageEventHandler(PrintDocumentOnPrintPage);
          prndoc.Print();
     }
     void PrintDocumentOnPrintPage(object obj, PrintPageEventArgs ppea)
     {
          Graphics grfx  = ppea.Graphics;
          SizeF    sizef = grfx.VisibleClipBounds.Size;
   
          DoPage(grfx, Color.Black, (int)sizef.Width, (int)sizef.Height);
     }
     protected virtual void DoPage(Graphics grfx, Color clr, int cx, int cy)
     {
          Pen pen = new Pen(clr);
   
          grfx.DrawLine(pen, 0,      0, cx - 1, cy - 1);
          grfx.DrawLine(pen, cx - 1, 0, 0,      cy - 1);
     }
}

   
  

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