Пример #1
0
        ///// <summary>
        ///// 
        ///// </summary>
        ///// <param name="originalPath"></param>
        ///// <param name="fileName"></param>
        ///// <param name="thumbnail"></param>
        ///// <param name="scaleMode"></param>
        //public static void SaveCachedImage(string originalPath, string fileName, ThumbnailPicture thumbnail, ScaleMode scaleMode)
        //{
        //    CacheImage(originalPath, fileName, thumbnail.CacheFolder, thumbnail.PictureSize, scaleMode, false, 0);
        //}

        public static void SaveCachedImage(string originalPath, string fileName, ThumbnailPicture thumbnail)
        {
            string cachePath = HttpContext.Current.Server.MapPath("~/ImageCache/" + thumbnail.CacheFolder);
            string cachedImagePath = Path.Combine(cachePath, fileName);
            if (!File.Exists(cachedImagePath))
            {
                CacheImage(originalPath, fileName, thumbnail.CacheFolder, thumbnail.PictureSize, thumbnail.ScaleMode, false, 0);
            }
        }
Пример #2
0
 public static string CachedImage2(this HtmlHelper helper, string originalPath, string fileName, string fileName2, ThumbnailPicture thumbnail)
 {
     StringBuilder sb = new StringBuilder();
     string formatString = "<img src=\"{0}\" alt=\"{1}\" width=\"{2}\" height=\"{3}\" />";
     sb.AppendFormat(formatString, GetCachedImage(originalPath, fileName, thumbnail), fileName2, _width, _height);
     return sb.ToString();
 }
Пример #3
0
 public static string CachedImage(this HtmlHelper helper, string originalPath, string fileName, ThumbnailPicture thumbnail)
 {
     return CachedImage(helper, originalPath, fileName, thumbnail, null);
 }
Пример #4
0
 public static string CachedImage(this HtmlHelper helper, string originalPath, string fileName, ThumbnailPicture thumbnail, string className)
 {
     StringBuilder sb = new StringBuilder();
     string formatString = "<img src=\"{0}\" alt=\"{1}\" class=\"{2}\" width=\"{3}\" height=\"{4}\" />";
     //string formatString = "<img src=\"{0}\" alt=\"{1}\" class=\"{2}\" />";
     string imageSrc = GetCachedImage(originalPath, fileName, thumbnail);
     if (string.IsNullOrEmpty(imageSrc))
         //return string.Format("image file {0} not found", fileName);
         return string.Format("file not found", fileName);
     sb.AppendFormat(formatString, VirtualPathUtility.ToAbsolute(imageSrc ?? ""), fileName, className ?? "", _width, _height);
     return sb.ToString();
 }
Пример #5
0
        public static string GetCachedImage(string originalPath, string fileName, ThumbnailPicture thumbnail)
        {
            if (string.IsNullOrEmpty(fileName) || !File.Exists(Path.Combine(HttpContext.Current.Server.MapPath(originalPath), fileName)))
            {
                return null;
            }
            string cacheFolder = thumbnail.CacheFolder;


            string result = Path.Combine("~/ImageCache/" + cacheFolder + "/", fileName);
            string cachePath = HttpContext.Current.Server.MapPath("~/ImageCache/" + cacheFolder);

            if (!Directory.Exists(cachePath)) Directory.CreateDirectory(cachePath);

            string cachedImagePath = Path.Combine(cachePath, fileName);
            if (File.Exists(cachedImagePath))
            {
                GetImageSize(result);
                return result;
            }

            if (CacheImage(originalPath, fileName, cacheFolder, thumbnail.PictureSize, thumbnail.ScaleMode, thumbnail.UseBackgroundImage, thumbnail.Offset))
            {
                GetImageSize(result);
                return result;
            }

            return null;
        }