pencaps.aspx

asp.net技术内幕的书配源码

<%@ Page ContentType="image/gif" Language="C#" %>
<%@ Import namespace="System.Drawing" %>
<%@ Import namespace="System.Drawing.Imaging" %>
<%@ Import namespace="System.Drawing.Drawing2D" %>

<script language="C#" Debug="true" runat=server>

void Page_Load(Object sender , EventArgs e) 
{
	Bitmap objBitmap;
	Graphics objGraphics;
	Pen objPen;

	//Create Bitmap
	objBitmap = new Bitmap( 400, 200 );

	//Create Graphics
	objGraphics = Graphics.FromImage( objBitmap );

	//Create Custom Pen
	objPen = new Pen( Color.White );
	objPen.Width = 6;

	//Draw ArrowAnchor Cap
	objPen.EndCap = LineCap.ArrowAnchor;
	objGraphics.DrawLine( objPen, 10, 20, 350, 20 );

	//Draw DiamondAnchor Cap
	objPen.EndCap = LineCap.DiamondAnchor;
	objGraphics.DrawLine( objPen, 10, 40, 350, 40 );

	//Draw Flat Cap
	objPen.EndCap = LineCap.Flat;
	objGraphics.DrawLine( objPen, 10, 60, 350, 60 );

	//Draw Round Cap
	objPen.EndCap = LineCap.Round;
	objGraphics.DrawLine( objPen, 10, 80, 350, 80 );

	//Draw RoundAnchor Cap
	objPen.EndCap = LineCap.RoundAnchor;
	objGraphics.DrawLine( objPen, 10, 100, 350, 100 );

	//Draw Square Cap
	objPen.EndCap = LineCap.Square;
	objGraphics.DrawLine( objPen, 10, 120, 350, 120 );

	//Draw SquareAnchorCap
	objPen.EndCap = LineCap.SquareAnchor;
	objGraphics.DrawLine( objPen, 10, 140, 350, 140 );

	//Draw TriangleCap
	objPen.EndCap = LineCap.Triangle;
	objGraphics.DrawLine( objPen, 10, 160, 350, 160 );

	//Display Bitmap
	objBitmap.Save( Response.OutputStream, ImageFormat.Gif );
}

</Script>