亲测C# 生成带水印图片（支持9个位置生成水印）

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Security;
using System.IO;

namespace Watermaker
{
    public partial class Form1 : Form
    {
        public Form1（）
        {
            InitializeComponent（）;
            lblFloat.Text = trackBar1.Value * 10 + “%“;
        }

        private void button1_Click（object sender EventArgs e）
        {
            openFileDialog1.Filter = “图片文件（*.jpg） |*.jpg“;
            openFileDialog1.Multiselect = true;
            openFileDialog1.RestoreDirectory = true;

            if （openFileDialog1.ShowDialog（） == DialogResult.OK）
            {
                listBox1.DataSource = openFileDialo

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     文件         917  2009-08-14 15:07  Watermaker.sln
     目录           0  2009-08-17 17:09  Watermark\
     目录           0  2009-08-14 14:41  Watermark\bin\
     目录           0  2009-08-17 16:11  Watermark\bin\Debug\
     文件       16384  2009-08-17 17:16  Watermark\bin\Debug\Watermark.exe
     文件       28160  2009-08-17 17:16  Watermark\bin\Debug\Watermark.pdb
     文件       14328  2009-08-17 17:24  Watermark\bin\Debug\Watermark.vshost.exe
     文件         490  2007-07-21 01:33  Watermark\bin\Debug\Watermark.vshost.exe.manifest
     文件        3656  2009-08-17 17:09  Watermark\Form1.cs
     文件       17105  2009-08-17 16:32  Watermark\Form1.Designer.cs
     文件        6221  2009-08-17 16:32  Watermark\Form1.resx
     目录           0  2009-08-14 14:42  Watermark\obj\
     目录           0  2009-08-17 17:16  Watermark\obj\Debug\
     目录           0  2009-08-17 16:13  Watermark\obj\Debug\TempPE\
     文件        4608  2009-08-17 16:13  Watermark\obj\Debug\TempPE\Properties.Resources.Designer.cs.dll
     文件         180  2009-08-17 17:07  Watermark\obj\Debug\Watermaker.Form1.resources
     文件        1182  2009-08-17 17:24  Watermark\obj\Debug\Watermark.csproj.FileListAbsolute.txt
     文件         847  2009-08-17 16:45  Watermark\obj\Debug\Watermark.csproj.GenerateResource.Cache
     文件       16384  2009-08-17 17:16  Watermark\obj\Debug\Watermark.exe
     文件         180  2009-08-14 14:52  Watermark\obj\Debug\Watermark.Form1.resources
     文件       28160  2009-08-17 17:16  Watermark\obj\Debug\Watermark.pdb
     文件         180  2009-08-17 17:07  Watermark\obj\Debug\Watermark.Properties.Resources.resources
     文件         662  2009-08-14 14:55  Watermark\obj\Watermark.csproj.FileListAbsolute.txt
     文件         450  2009-08-17 16:31  Watermark\Program.cs
     目录           0  2009-08-14 14:41  Watermark\Properties\
     文件        1184  2009-08-14 14:41  Watermark\Properties\AssemblyInfo.cs
     文件        2842  2009-08-14 15:07  Watermark\Properties\Resources.Designer.cs
     文件        5612  2009-08-14 14:41  Watermark\Properties\Resources.resx
     文件        1107  2009-08-14 15:07  Watermark\Properties\Settings.Designer.cs
     文件         249  2009-08-14 14:41  Watermark\Properties\Settings.settings
     文件        5971  2009-08-17 16:31  Watermark\WaterFactory.cs
............此处省略1个文件信息