c#用picturebox显示多页TIF

//引用

using System.Drawing;

using System.Drawing.Imaging;

//以下是方法

private Bitmap myImage = null;

private Byte[] Faxbyte = null;

private FrameDimension fds;

memStream = new MemoryStream(Faxbyte);

myImage = new Bitmap(memStream);

                #region 分页

                Guid gud = (Guid)myImage.FrameDimensionsList.GetValue();

                fds = new FrameDimension(gud);

                int totalPage = myImage.GetFrameCount(fds);

//多页用combobox切换

                if (totalPage > )

                {

                    for (int i = ; i <= totalPage; i++)

                    {

                        cboPages.Items.Add(new ListItems(i.ToString(), i.ToString()));

                    }

                    myImage.SelectActiveFrame(fds, );

                    FaxImage.Image = myImage;

                    FaxImage.SizeMode = PictureBoxSizeMode.AutoSize;

                    cboPages.Text="";

                }

                #endregion

//Combobox 切换事件

        private void cboPages_SelectionChangeCommitted(object sender, EventArgs e)

        {

            myImage.SelectActiveFrame(fds, Convert.ToInt32(cboPages.Text) - );

            FaxImage.Image = myImage;

        }