/// <summary>
/// 上传指定的文件,并返回是否上传成功!
/// </summary>
/// <param name="PostFile">文件对象</param>
/// <param name="FileName">文件名称,如果不设置则自动分配一个</param>
/// <param name="width">上传图片的宽度限制</param>
/// <param name="height">上传图片的高度限制,当为-1时则自动计算高</param>
/// <param name="min">缩略图对象,如果不须要请设置为null;</param>
public bool UpImage(HttpPostedFile PostFile, string FileName, int width, int height, UpFilesMin min)
{
if (!UpFile(PostFile, FileName))
{
return(false);
}
//string tmpDir, tmpFile, tmp;
//tmpFile = Path.GetFileNameWithoutExtension(tmpName);
string tmpDir, tmp;
tmpDir = Path.GetDirectoryName(tmpName);
ImageFormat imgformat;
Image img = null;
try
{
//当不为jpg时将图片转换为jpg
if (IsToJpeg && !tmpName.ToLower().EndsWith(".jpg", StringComparison.OrdinalIgnoreCase))
{
tmpName = DisposeImage.ConvertFormat(tmpName, ImageFormat.Jpeg);
this.Result = Path.GetFileName(tmpName);
}
else if (IsToGif && !tmpName.ToLower().EndsWith(".gif", StringComparison.OrdinalIgnoreCase))
{
tmpName = DisposeImage.ConvertFormat(tmpName, ImageFormat.Gif);
this.Result = Path.GetFileName(tmpName);
}
//大图宽高限制
if (width > 0)
{
new DisposeImage(tmpName).CompressImage(width, height);
}
//缩略图
if (min != null)
{
if (string.IsNullOrEmpty(min.MinPath))
{
min.MinPath = tmpDir += "\\Min";
}
if (!Directory.Exists(min.MinPath))
{
Directory.CreateDirectory(min.MinPath);
//this.Result = string.Format("缩略图目录{0}不存在!", min.MinPath);
//return false;
}
img = Image.FromFile(tmpName);//打开现在文件
imgformat = img.RawFormat;
Image imgB = img.GetThumbnailImage(min.Width, min.Height, null, IntPtr.Zero);
if (string.IsNullOrEmpty(min.FileName))
{
tmp = string.Format("{0}\\{1}", min.MinPath, Path.GetFileName(tmpName));
}
else
{
tmp = string.Format("{0}\\{1}", min.MinPath, min.FileName + Path.GetExtension(tmpName));
}
img.Dispose();
imgB.Save(tmp, imgformat);
imgB.Dispose();
if (MinImgMark != null) //水印
{
if (MinImgMark.Create(tmp))
{
throw new AooshiException(" Create Mark Error : " + MinImgMark.ErrorMessage);
}
}
}
//水印
if (ImgMark != null)
{
//ImgMark.FileNamePath = tmpName;
//if (!ImgMark.Create()) throw new Exception(ImgMark.ErrorMessage);
if (ImgMark.Create(tmpName))
{
throw new AooshiException(" Create Mark Error : " + ImgMark.ErrorMessage);
}
}
}
catch (Exception ex)
{
this.Result = ex.Message;
return(false);
}
finally
{
if (img != null)
{
img.Dispose();
}
}
return(true);
}
/// <summary>
/// 上传指定的文件,并返回是否上传成功!
/// </summary>
/// <param name="PostFile">文件对象</param>
/// <param name="min">缩略图路径,如果不设置则自动在原路径上再进入Min目录层</param>
public bool UpImage(HttpPostedFile PostFile, UpFilesMin min)
{
return(UpImage(PostFile, null, -1, -1, min));
}
/// <summary>
/// 上传指定的文件,并返回是否上传成功!
/// </summary>
/// <param name="PostFile">文件对象</param>
/// <param name="FileName">文件名称,如果不设置则自动分配一个</param>
/// <param name="min">缩略图路径,如果不设置则自动在原路径上再进入Min目录层</param>
public bool UpImage(HttpPostedFile PostFile, string FileName, UpFilesMin min)
{
return(UpImage(PostFile, FileName, -1, -1, min));
}
/// <summary>
/// 上传指定的文件,并返回是否上传成功!
/// </summary>
/// <param name="PostFile">文件对象</param>
/// <param name="width">图的宽度限制</param>
/// <param name="height">图的高度限制,当为-1时则自动计算高</param>
/// <param name="min">缩略图路径,如果不设置则自动在原路径上再进入Min目录层</param>
public bool UpImage(HttpPostedFile PostFile, int width, int height, UpFilesMin min)
{
return(UpImage(PostFile, null, width, height, min));
}