Come creare immagini via codice
<%@ Page ContentType = "image/gif"%>
<%@ Import Namespace = "System.Drawing" %>
<%@ Import Namespace = "System.Drawing.Imaging" %>
<html>
<Script Runat = "Server">
Sub Page_Load
Dim objBitmap As Bitmap
Dim objGraphics As Graphics
objBitmap = New Bitmap(200, 200)
objGraphics = Graphics.FromImage(objBitmap)
objGraphics.DrawLine(new Pen(Color.Red), 0, 0, 200, 200)
objBitmap.Save(Response.OutputStream, ImageFormat.Gif)
objBitmap.Dispose()
objGraphics.Dispose()
End Sub
</Script>
<body></body>
</html>
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