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2021-06-10 5d0d028456874576560552f5a5c4e8b801786f11

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ÿþ//====================================================================== 
//        Copyright (C) 2008-2009    
//        All rights reserved 
// 
//        Filename :ImageOp 
//        Description :  
// 
//        Created by Conan at  2009-3-6 16:39:35 
//        http://conan87810.cnblogs.com       
//====================================================================== 
using System; 
using System.Collections.Generic; 
using System.Text; 
using System.IO; 
using System.Drawing.Imaging; 
using System.Drawing; 
using System.Web; 
namespace HH.WMS.Utils 
{ 
  public  static class ZImage 
  { 
 
      #region þVGr<h_lbc 
      /// <summary> 
      /// þVGr<h_lbc 
      /// </summary> 
      /// <param name="OriFilename">ŸSËY‡eöNøvù[_</param> 
      /// <param name="DesiredFilename">ubîvh‡eöNøvù[_</param> 
      /// <returns></returns> 
      ///  JPGǑ(u„v/f    g_c‹S)@båNJPGþVÏP    gïSý€OM–NOþVÏPnpf¦^ÿ€ÏP }/f NOM–NO„v    
      ///  GIFǑ(u„v/fàe_c‹S)@båNGIFþVÏP/f NOM–NOŸSþVþVÏPnpf¦^ŒTÏP }„vÿFO/fGIF<h_êS/e
c256r‚þVÏP0 
      public static bool ConvertImage(string OriFilename, string DesiredFilename) 
      { 
          string extname = DesiredFilename.Substring(DesiredFilename.LastIndexOf('.')+1).ToLower(); 
          ImageFormat DesiredFormat; 
          //9hncib _ Tÿcš[ImageFormat 
          switch (extname) 
          { 
              case "bmp": 
                  DesiredFormat = ImageFormat.Bmp; 
                  break; 
              case "gif": 
                  DesiredFormat = ImageFormat.Gif; 
                  break; 
              case "jpeg": 
                  DesiredFormat = ImageFormat.Jpeg; 
                  break; 
              case "ico": 
                  DesiredFormat = ImageFormat.Icon; 
                  break; 
              case "png": 
                  DesiredFormat = ImageFormat.Png; 
                  break; 
              default: 
                  DesiredFormat = ImageFormat.Jpeg; 
                  break; 
          } 
          try 
          { 
              System.Drawing.Image imgFile = System.Drawing.Image.FromFile(WebPathTran(OriFilename)); 
              imgFile.Save(WebPathTran(DesiredFilename), DesiredFormat); 
              return true; 
          } 
          catch  
          { 
              return false; 
          } 
      } 
        #endregion 
 
 
      #region þVGr)>e 
      /// <summary> 
      /// þVGrúVš['Y\)>e 
      /// </summary> 
      /// <param name="OriFileName">n‡eöNøvù[0W@W</param> 
      /// <param name="DesiredFilename">îvh‡eöNøvù[0W@W</param> 
      /// <param name="IntWidth">îvh‡eöN½[</param> 
      /// <param name="IntHeight">îvh‡eöNؚ</param> 
      /// <param name="imageFormat">þVGr‡eöN<h_</param> 
      public static bool ChangeImageSize(string OriFileName, string DesiredFilename, int IntWidth, int IntHeight, ImageFormat imageFormat) 
        { 
            string SourceFileNameStr =WebPathTran(OriFileName); //egnþVGr Tðy_ 
            string TransferFileNameStr = WebPathTran(DesiredFilename); //îv„vþVGr Tðy_ 
             FileStream myOutput =null; 
            try 
            { 
                System.Drawing.Image.GetThumbnailImageAbort myAbort = new System.Drawing.Image.GetThumbnailImageAbort(imageAbort); 
                Image SourceImage = System.Drawing.Image.FromFile(OriFileName);//egnþVGrš[IN 
                Image TargetImage = SourceImage.GetThumbnailImage(IntWidth, IntHeight, myAbort, IntPtr.Zero);  //îv„vþVGrš[IN 
                //\TargetFileNameStr„vþVGr>e½[:NIntWidthÿؚ:NIntHeight  
                myOutput = new FileStream(TransferFileNameStr, FileMode.Create, FileAccess.Write, FileShare.Write); 
                TargetImage.Save(myOutput, imageFormat); 
                myOutput.Close(); 
                return true; 
            } 
            catch  
            { 
                myOutput.Close(); 
                return false; 
            } 
        
           
        } 
 
      private static  bool imageAbort() 
        { 
            return false; 
        } 
      #endregion 
 
 
      #region ‡eW[4lpS 
        /// <summary> 
        /// ‡eW[4lpS 
        /// </summary> 
        /// <param name="wtext">4lpS‡eW[</param> 
        /// <param name="source">ŸSþVGrirt‡eöN T</param> 
        /// <param name="target">ubþVGrirt‡eöN T</param> 
        public static bool ImageWaterText(string wtext,string source, string target) 
        { 
            bool resFlag = false; 
            Image image = Image.FromFile(source); 
            Graphics graphics = Graphics.FromImage(image); 
            try 
            { 
              graphics.DrawImage(image, 0, 0, image.Width, image.Height); 
              Font font = new System.Drawing.Font("Verdana", 60); 
              Brush brush = new System.Drawing.SolidBrush(System.Drawing.Color.Green); 
              graphics.DrawString(wtext, font, brush, 35, 35); 
              image.Save(target); 
              resFlag = true; 
            } 
            catch (Exception) 
            { 
 
                throw; 
            } 
            finally  
            { 
                graphics.Dispose(); 
                image.Dispose(); 
               
            } 
              return resFlag; 
        } 
 
 
        #endregion 
 
 
      #region þVGr4lpS 
 
        /// <summary> 
        /// (WþVGr
NubþVGr4lpS 
        /// </summary> 
        /// <param name="Path">ŸS g¡RhVþVGr_</param> 
        /// <param name="Path_syp">ub„v&^þVGr4lpS„vþVGr_</param> 
        /// <param name="Path_sypf">4lpSþVGr_</param> 
      public static bool ImageWaterPic(string source, string target, string waterPicSource) 
        { 
            bool resFlag = false; 
            Image sourceimage = Image.FromFile(source); 
            Graphics sourcegraphics = Graphics.FromImage(sourceimage); 
            Image waterPicSourceImage = Image.FromFile(waterPicSource); 
            try 
            { 
                sourcegraphics.DrawImage(waterPicSourceImage, new System.Drawing.Rectangle((sourceimage.Width - waterPicSourceImage.Width)/2, (sourceimage.Height - waterPicSourceImage.Height)/2, waterPicSourceImage.Width, waterPicSourceImage.Height), 0, 0, waterPicSourceImage.Width, waterPicSourceImage.Height, GraphicsUnit.Pixel); 
                sourceimage.Save(target); 
                resFlag = true; 
            } 
            catch (Exception) 
            { 
                throw; 
            } 
            finally 
            { 
                sourcegraphics.Dispose(); 
                sourceimage.Dispose(); 
                waterPicSourceImage.Dispose(); 
            } 
            return resFlag; 
             
        } 
 
        #endregion 
 
 
      /// <summary> 
      /// ï„_lbcÿlbcbÝ~ù[_    ÿ 
      /// </summary> 
      /// <param name="path"></param> 
      /// <returns></returns> 
      private static string WebPathTran(string path) 
      { 
          try 
          { 
              return HttpContext.Current.Server.MapPath(path); 
          } 
          catch 
          { 
              return path; 
          } 
      } 
 
      /// \ž[E–MOn-N„vgqGrlS:Nbyte[]{|‹W™QeQpenc“^-N 
      /// </summary> 
      /// <param name="strFile">stringþVGr0W@W</param> 
      /// <returns>byte[]</returns> 
      public static byte[] GetBytesByImagePath(string strFile) 
      { 
          byte[] photo_byte = null; 
          using (FileStream fs = 
          new FileStream(strFile, FileMode.Open, FileAccess.Read)) 
          { 
              using (BinaryReader br = new BinaryReader(fs)) 
              { 
                  photo_byte = br.ReadBytes((int)fs.Length); 
              } 
          } 
 
          return photo_byte; 
      } 
    } 
}