c#实现word中的图文分离

part 1: class define

    public class WordSeparator:IDisposable

    {

        #region Constructor

        public WordSeparator()

        {

            WordApp = new Microsoft.Office.Interop.Word.Application();

        }

        #endregion



        #region Fields

        private Microsoft.Office.Interop.Word.Application WordApp;

        private object missing = System.Reflection.Missing.Value;

        private object yes = true;

        private object no = false;

        private Microsoft.Office.Interop.Word.Document d;

        private object filename = @"C:\example.rtf";

        #endregion



        #region Methods

        public void UpdateDoc()

        {

            d = WordApp.Documents.Open(ref filename, ref missing, ref no, ref missing,

               ref missing, ref missing, ref  missing, ref  missing, ref  missing,

               ref  missing, ref missing, ref yes, ref  missing, ref  missing, ref  missing, ref  missing);

            List<Microsoft.Office.Interop.Word.Range> ranges = 

                new List<Microsoft.Office.Interop.Word.Range>();

            foreach (Microsoft.Office.Interop.Word.InlineShape s in d.InlineShapes)

            {

                if (s.Type == 

                   Microsoft.Office.Interop.Word.WdInlineShapeType.wdInlineShapePicture)

                {

                    ranges.Add(s.Range);

                    s.Delete();

                }

            }

            foreach (Microsoft.Office.Interop.Word.Range r in ranges)

            {

                r.InlineShapes.AddPicture(

                  @"c:\PathToNewImage\Image.jpg", ref missing, ref missing, ref missing);

            }

            WordApp.Quit(ref yes, ref missing, ref missing);

        }

        public void SeparateImageText()

        {

            //初始化程序

            d = WordApp.Documents.Open(ref filename, ref missing, ref no, ref missing,

               ref missing, ref missing, ref  missing, ref  missing, ref  missing,

               ref  missing, ref missing, ref yes, ref  missing, ref  missing, ref  missing, ref  missing);

            List<Microsoft.Office.Interop.Word.Range> ranges = 

               new List<Microsoft.Office.Interop.Word.Range>();

            List<string> files = new List<string>();

            foreach (Microsoft.Office.Interop.Word.InlineShape s in d.InlineShapes)

            {

                if (s.Type == Microsoft.Office.Interop.Word.WdInlineShapeType.wdInlineShapePicture

                ||  s.Type == 

                    Microsoft.Office.Interop.Word.WdInlineShapeType.wdInlineShapeEmbeddedOLEObject)

                {    

                    //获取图片数据

                    byte[] imgData = (byte[])s.Range.EnhMetaFileBits;

                    string file = string.Concat(Guid.NewGuid().ToString(), ".gif");

                    files.Add(file);

                    //构造图形

                    MemoryStream mStream = new MemoryStream(imgData);

                    Bitmap bmp = new Bitmap(mStream);

                    //保存到磁盘

                    bmp.Save(file);

                    mStream.Dispose();

                    bmp.Dispose();

                    

                    ranges.Add(s.Range);

                    s.Delete();

                }

            }

            for (int i = 0; i < ranges.Count; i ++ )

            {

                Microsoft.Office.Interop.Word.Range r = ranges[i];

                //替换图片

                r.InsertBefore("<img src='" + files[i] + "'>");

                r.InsertAfter("</img>");

            }

            //退出程序

            WordApp.Quit(ref yes, ref missing, ref missing);

        }

        /// <summary>

        /// 替换word中的图片

        /// </summary>

        /// <param name="serverPath">图片文件的存储物理路径</param>

        /// <param name="virtualPath">图片文件的标签虚拟路径</param>

        public void SeparateImageText(string serverPath, string virtualPath)

        {

            //初始化程序

            d = WordApp.Documents.Open(ref filename, ref missing, ref no, ref missing,

               ref missing, ref missing, ref  missing, ref  missing, ref  missing,

               ref  missing, ref missing, ref yes, ref  missing, ref  missing, ref  missing, ref  missing);

            List<Microsoft.Office.Interop.Word.Range> ranges = new List<Microsoft.Office.Interop.Word.Range>();

            List<string> files = new List<string>();

            foreach (Microsoft.Office.Interop.Word.InlineShape s in d.InlineShapes)

            {

                if (s.Type == Microsoft.Office.Interop.Word.WdInlineShapeType.wdInlineShapePicture

                || s.Type == Microsoft.Office.Interop.Word.WdInlineShapeType.wdInlineShapeEmbeddedOLEObject)

                {

                    //获取图片数据

                    byte[] imgData = (byte[])s.Range.EnhMetaFileBits;

                    string file = string.Concat(Guid.NewGuid().ToString(), ".gif");

                    files.Add(file);

                    //构造图形

                    MemoryStream mStream = new MemoryStream(imgData);

                    Bitmap bmp = new Bitmap(mStream);

                    //保存到磁盘

                    bmp.Save(string.Concat(serverPath, "\\", file));

                    mStream.Dispose();

                    bmp.Dispose();



                    ranges.Add(s.Range);

                    s.Delete();

                }

            }

            for (int i = 0; i < ranges.Count; i++)

            {

                Microsoft.Office.Interop.Word.Range r = ranges[i];

                //替换图片

                r.InsertBefore("<img src='" + string.Concat(virtualPath,"//",files[i]) + "'>");

                r.InsertAfter("</img>");

            }

            //退出程序

            WordApp.Quit(ref yes, ref missing, ref missing);

        }

        /// <summary>

        /// 替换word中的图片

        /// </summary>

        /// <param name="targetFile">目标文件</param>

        /// <param name="serverPath">图片文件的存储物理路径</param>

        /// <param name="virtualPath">图片文件的标签虚拟路径</param>

        public void SeparateImageText(string targetFile,string serverPath, string virtualPath)

        {

            filename = targetFile;

            //初始化程序

            d = WordApp.Documents.Open(ref filename, ref missing, ref no, ref missing,

               ref missing, ref missing, ref  missing, ref  missing, ref  missing,

               ref  missing, ref missing, ref yes, ref  missing, ref  missing, ref  missing, ref  missing);

            List<Microsoft.Office.Interop.Word.Range> ranges = new List<Microsoft.Office.Interop.Word.Range>();

            List<string> files = new List<string>();

            foreach (Microsoft.Office.Interop.Word.InlineShape s in d.InlineShapes)

            {

                if (s.Type == Microsoft.Office.Interop.Word.WdInlineShapeType.wdInlineShapePicture

                || s.Type == Microsoft.Office.Interop.Word.WdInlineShapeType.wdInlineShapeEmbeddedOLEObject)

                {

                    //获取图片数据

                    byte[] imgData = (byte[])s.Range.EnhMetaFileBits;

                    string file = string.Concat(Guid.NewGuid().ToString(), ".gif");

                    files.Add(file);

                    //构造图形

                    MemoryStream mStream = new MemoryStream(imgData);

                    Bitmap bmp = new Bitmap(mStream);

                    //保存到磁盘

                    bmp.Save(string.Concat(serverPath, "\\", file));

                    mStream.Dispose();

                    bmp.Dispose();



                    ranges.Add(s.Range);

                    s.Delete();

                }

            }

            for (int i = 0; i < ranges.Count; i++)

            {

                Microsoft.Office.Interop.Word.Range r = ranges[i];

                //替换图片

                r.InsertBefore("<img src='" + string.Concat(virtualPath, "//", files[i]) + "'>");

                r.InsertAfter("</img>");

            }

            //退出程序

            WordApp.Quit(ref yes, ref missing, ref missing);

        }

        #endregion



        #region IDisposable 成员



        public void Dispose()

        {

            if (d != null)

            {

                System.Runtime.InteropServices.Marshal.ReleaseComObject(d);

                d = null;

            }

            if (WordApp != null)

            {

                System.Runtime.InteropServices.Marshal.ReleaseComObject(WordApp);

                WordApp = null;

            }

        }



        #endregion

    }

 part 2: usage code:

WordSeparator w = new WordSeparator();

w.SeparateImageText();