default.aspx.cs

来自「水晶报表详细资料水晶报表详细资料水晶报表详细资料」· CS 代码 · 共 39 行

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

using System.Drawing;

public partial class _Default : System.Web.UI.Page 
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Bitmap bitmap = new Bitmap(300, 150);
        Graphics g = Graphics.FromImage(bitmap);
        g.Clear(Color.WhiteSmoke);
        Pen myPen = new Pen(Color.Blue, 5);
        float startX = 50.0F;
        float startY = 80.0F;
        float controlX1 = 150.0F;
        float controlY1 = 20.0F;
        float controlX2 = 230.0F;
        float controlY2 = 50.0F;
        float endX = 190.0F;
        float endY = 80.0F;
        g.DrawBezier(myPen, startX, startY, controlX1, controlY1, controlX2, controlY2, endX, endY);

        System.IO.MemoryStream ms = new System.IO.MemoryStream();
        bitmap.Save(ms, System.Drawing.Imaging.ImageFormat.Gif);
        Response.ClearContent();
        Response.ContentType = "image/Gif";
        Response.BinaryWrite(ms.ToArray());

    }
}