DXgridcontrol旋转图片

private void layoutView1_CustomUnboundColumnData(object sender, DevExpress.XtraGrid.Views.Base.CustomColumnDataEventArgs e)
{
Hashtable Images = new Hashtable();
if (e.Column.FieldName == "Image" && e.IsGetData)
{
DevExpress.XtraGrid.Views.Grid.GridView view = sender as DevExpress.XtraGrid.Views.Grid.GridView;
string fileName = "C:\\Users\\huajie.shi\\documents\\visual studio 2012\\Projects\\layout3D\\layout3D\\image\\Chrysanthemum.jpg";
if (!Images.ContainsKey(fileName))
{
Image img = null;
try
{
string filePath = fileName;
img = System.Drawing.Image.FromFile(filePath);
}
catch
{
}
Images.Add(fileName, img);
}
e.Value = Images[fileName];
}
}