画带阴影效果的文字

作者：孟宪会 出自：【孟宪会之精彩世界】 发布日期：2004年7月6日 18点22分42秒

---

using System;
using System.Drawing;
using System.Drawing.Text;
using System.Drawing.Drawing2D;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data; 

namespace WindowsApplication1
{
/// <summary>
/// Form1.的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
    /// <summary>
    /// 必需的设计器变量。
    /// </summary>

    private System.ComponentModel.Container components = null;
    private string TextToDraw = "【孟宪会之精彩世界】";

    public Form1()
    {
        //
        // Windows 窗体设计器支持所必需的
        //

        InitializeComponent(); 

        // 在 InitializeComponent 调用后添加任何构造函数代码

        this.SetStyle(ControlStyles.ResizeRedraw,true);

    }


    /// <summary>
    /// 清理所有正在使用的资源。
    /// </summary>

    protected override void Dispose( bool disposing )
    {
        if( disposing )
        {
            if (components != null) 
            {
                components.Dispose();
            }
        }
        base.Dispose( disposing );
    }


    #region Windows Form Designer generated code
    /// <summary>
    /// 设计器支持所需的方法 - 不要使用代码编辑器修改
    /// 此方法的内容。
    /// </summary>
    private void InitializeComponent()
    {
        // 
        // Form1
        // 
        this.AutoScaleBaseSize = new System.Drawing.Size(16, 36);
        this.BackColor = System.Drawing.Color.White;
        this.ClientSize = new System.Drawing.Size(376, 293);
        this.Font = new System.Drawing.Font("Tahoma", 21.75F, 
            System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
        this.Name = "Form1";
        this.Text = "Form1";
        this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);

    }

    #endregion


    /// <summary>
    /// 应用程序入口点
    /// </summary>

    [STAThread]
    static void Main() 
    {
        Application.Run(new Form1());
    }

    protected override void OnPaintBackground(PaintEventArgs e)
    {
        LinearGradientBrush b = new LinearGradientBrush(this.ClientRectangle,
            Color.Blue,Color.AliceBlue,90f);
        e.Graphics.FillRectangle(b,this.ClientRectangle);
        b.Dispose();
    }

    private void Form1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
    {
        // 创建一个小的Bitmap
        Bitmap bm = new Bitmap(this.ClientSize.Width/4,this.ClientSize.Height/4);

        //得到 Graphics 对象
        Graphics g = Graphics.FromImage(bm);

        // 必须使用 antialiased rendering hint
        g.TextRenderingHint = TextRenderingHint.AntiAlias;

        //this matrix zooms the text out to 1/4 size and offsets it by a little right and down

        Matrix mx = new Matrix(0.25f,0,0,0.25f,3,3);

        g.Transform = mx;

        // 画阴影

        g.DrawString(TextToDraw,Font,new SolidBrush( Color.FromArgb(128, Color.Black)), 
            10, 10, StringFormat.GenericTypographic );
        
        g.Dispose();
        e.Graphics.InterpolationMode=InterpolationMode.HighQualityBicubic;
        e.Graphics.TextRenderingHint=TextRenderingHint.AntiAlias;
        e.Graphics.DrawImage(bm,this.ClientRectangle,0,0,bm.Width,bm.Height,GraphicsUnit.Pixel);
        e.Graphics.DrawString(TextToDraw,Font,Brushes.White,10,10,StringFormat.GenericTypographic);
        bm.Dispose();
    }
}
}