txt文本文件生成图片文件

Myth丶恋晨 2022-05-26 05:37 239阅读 0赞

![复制代码][copycode.gif]

using System;
    using System.Data;
    using System.Configuration;
    using System.Collections;
    using System.Web;
    
    
    public partial class wxDown : System.Web.UI.Page
    {
        
    protected void Page_Load(object sender, EventArgs e)
        {
        
            ConvertTextFileToImage(Server.MapPath("~/aa.txt"), Server.MapPath("~/aa.png"));  
        }
    
    void ConvertTextFileToImage(String textFile, String imageFile)
        {
        
            System.Drawing.Font drawFont = new System.Drawing.Font("宋体", 12);
            System.Drawing.Bitmap image = new System.Drawing.Bitmap(1, 1);
            System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(image);
            String text = System.IO.File.ReadAllText(textFile, System.Text.Encoding.GetEncoding("GB2312"));
            System.Drawing.SizeF sf = g.MeasureString(text, drawFont, 1024); //设置一个显示的宽度   
            image = new System.Drawing.Bitmap(image, new System.Drawing.Size(Convert.ToInt32(sf.Width), Convert.ToInt32(sf.Height)));
            g = System.Drawing.Graphics.FromImage(image);
            g.Clear(System.Drawing.Color.White);
            g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;
            g.DrawString(text, drawFont, System.Drawing.Brushes.Black, new System.Drawing.RectangleF(new System.Drawing.PointF(0, 0), sf));
            image.Save(imageFile, System.Drawing.Imaging.ImageFormat.Png);
            g.Dispose();
            image.Dispose();
        }  
    }

![复制代码][copycode.gif]

准备一个aa.txt 放在同一个目录下~

然后浏览此aspx目录 新建一个aspx页面 aspx里边不动 .aspx.cs里变复制上边的东东 就oK了

效果:txt文本文件生成图片文件

来自:孟子E章: [http://blog.csdn.net/net\_lover/article/details/6683211][http_blog.csdn.net_net_lover_article_details_6683211]

[![1.png][]][1.png 1]

[copycode.gif]: /images/20220526/a2ad48b4a5cd4644a7c03e81a25e5f1e.png
[http_blog.csdn.net_net_lover_article_details_6683211]: http://blog.csdn.net/net_lover/article/details/6683211
[1.png]: /images/20220526/9256d519de894641b12332de1bc8613e.png
[1.png 1]: http://weibo.com/u/2023398055?s=6uyXnP