Пример #1
0
 /// <summary>
 /// 创建
 /// </summary>
 /// <param name="FileName">原始图片路径</param>
 public bool SetImage(string FileName)
 {
     srcFileName = HotoUtils.GetMapPath(FileName);
     try
     {
         srcImage = Image.FromFile(srcFileName);
     }
     catch
     {
         return(false);
     }
     return(true);
 }
Пример #2
0
        /// <summary>
        /// 图片水印
        /// </summary>
        /// <param name="imgPath">服务器图片相对路径</param>
        /// <param name="filename">保存文件名</param>
        /// <param name="watermarkFilename">水印文件相对路径</param>
        /// <param name="watermarkStatus">图片水印位置 0=不使用 1=左上 2=中上 3=右上 4=左中  9=右下</param>
        /// <param name="quality">附加水印图片质量,0-100</param>
        /// <param name="watermarkTransparency">水印的透明度 1--10 10为不透明</param>
        public static void AddImageSignPic(string imgPath, string filename, string watermarkFilename, int watermarkStatus, int quality, int watermarkTransparency)
        {
            if (!File.Exists(HotoUtils.GetMapPath(imgPath)))
            {
                return;
            }
            byte[] _ImageBytes = File.ReadAllBytes(HotoUtils.GetMapPath(imgPath));
            Image  img         = Image.FromStream(new System.IO.MemoryStream(_ImageBytes));

            filename = HotoUtils.GetMapPath(filename);

            if (watermarkFilename.StartsWith("/") == false)
            {
                watermarkFilename = "/" + watermarkFilename;
            }
            watermarkFilename = HotoUtils.GetMapPath(watermarkFilename);
            if (!File.Exists(watermarkFilename))
            {
                return;
            }
            Graphics g = Graphics.FromImage(img);
            //设置高质量插值法
            //g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;
            //设置高质量,低速度呈现平滑程度
            //g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
            Image watermark = new Bitmap(watermarkFilename);

            if (watermark.Height >= img.Height || watermark.Width >= img.Width)
            {
                return;
            }

            ImageAttributes imageAttributes = new ImageAttributes();
            ColorMap        colorMap        = new ColorMap();

            colorMap.OldColor = Color.FromArgb(255, 0, 255, 0);
            colorMap.NewColor = Color.FromArgb(0, 0, 0, 0);
            ColorMap[] remapTable = { colorMap };

            imageAttributes.SetRemapTable(remapTable, ColorAdjustType.Bitmap);

            float transparency = 0.5F;

            if (watermarkTransparency >= 1 && watermarkTransparency <= 10)
            {
                transparency = (watermarkTransparency / 10.0F);
            }


            float[][] colorMatrixElements =
            {
                new float[] { 1.0f, 0.0f, 0.0f,         0.0f, 0.0f },
                new float[] { 0.0f, 1.0f, 0.0f,         0.0f, 0.0f },
                new float[] { 0.0f, 0.0f, 1.0f,         0.0f, 0.0f },
                new float[] { 0.0f, 0.0f, 0.0f, transparency, 0.0f },
                new float[] { 0.0f, 0.0f, 0.0f,         0.0f, 1.0f }
            };

            ColorMatrix colorMatrix = new ColorMatrix(colorMatrixElements);

            imageAttributes.SetColorMatrix(colorMatrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);

            int xpos = 0;
            int ypos = 0;

            switch (watermarkStatus)
            {
            case 1:
                xpos = (int)(img.Width * (float).01);
                ypos = (int)(img.Height * (float).01);
                break;

            case 2:
                xpos = (int)((img.Width * (float).50) - (watermark.Width / 2));
                ypos = (int)(img.Height * (float).01);
                break;

            case 3:
                xpos = (int)((img.Width * (float).99) - (watermark.Width));
                ypos = (int)(img.Height * (float).01);
                break;

            case 4:
                xpos = (int)(img.Width * (float).01);
                ypos = (int)((img.Height * (float).50) - (watermark.Height / 2));
                break;

            case 5:
                xpos = (int)((img.Width * (float).50) - (watermark.Width / 2));
                ypos = (int)((img.Height * (float).50) - (watermark.Height / 2));
                break;

            case 6:
                xpos = (int)((img.Width * (float).99) - (watermark.Width));
                ypos = (int)((img.Height * (float).50) - (watermark.Height / 2));
                break;

            case 7:
                xpos = (int)(img.Width * (float).01);
                ypos = (int)((img.Height * (float).99) - watermark.Height);
                break;

            case 8:
                xpos = (int)((img.Width * (float).50) - (watermark.Width / 2));
                ypos = (int)((img.Height * (float).99) - watermark.Height);
                break;

            case 9:
                xpos = (int)((img.Width * (float).99) - (watermark.Width));
                ypos = (int)((img.Height * (float).99) - watermark.Height);
                break;
            }

            g.DrawImage(watermark, new Rectangle(xpos, ypos, watermark.Width, watermark.Height), 0, 0, watermark.Width, watermark.Height, GraphicsUnit.Pixel, imageAttributes);

            ImageCodecInfo[] codecs = ImageCodecInfo.GetImageEncoders();
            ImageCodecInfo   ici    = null;

            foreach (ImageCodecInfo codec in codecs)
            {
                if (codec.MimeType.IndexOf("jpeg") > -1)
                {
                    ici = codec;
                }
            }
            EncoderParameters encoderParams = new EncoderParameters();

            long[] qualityParam = new long[1];
            if (quality < 0 || quality > 100)
            {
                quality = 80;
            }

            qualityParam[0] = quality;

            EncoderParameter encoderParam = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, qualityParam);

            encoderParams.Param[0] = encoderParam;

            if (ici != null)
            {
                img.Save(filename, ici, encoderParams);
            }
            else
            {
                img.Save(filename);
            }

            g.Dispose();
            img.Dispose();
            watermark.Dispose();
            imageAttributes.Dispose();
        }
Пример #3
0
        /// <summary>
        /// 文字水印
        /// </summary>
        /// <param name="imgPath">服务器图片相对路径</param>
        /// <param name="filename">保存文件名</param>
        /// <param name="watermarkText">水印文字</param>
        /// <param name="watermarkStatus">图片水印位置 0=不使用 1=左上 2=中上 3=右上 4=左中  9=右下</param>
        /// <param name="quality">附加水印图片质量,0-100</param>
        /// <param name="fontname">字体</param>
        /// <param name="fontsize">字体大小</param>
        public static void AddImageSignText(string imgPath, string filename, string watermarkText, int watermarkStatus, int quality, string fontname, int fontsize)
        {
            byte[] _ImageBytes = File.ReadAllBytes(HotoUtils.GetMapPath(imgPath));
            Image  img         = Image.FromStream(new System.IO.MemoryStream(_ImageBytes));

            filename = HotoUtils.GetMapPath(filename);

            Graphics g        = Graphics.FromImage(img);
            Font     drawFont = new Font(fontname, fontsize, FontStyle.Regular, GraphicsUnit.Pixel);
            SizeF    crSize;

            crSize = g.MeasureString(watermarkText, drawFont);

            float xpos = 0;
            float ypos = 0;

            switch (watermarkStatus)
            {
            case 1:
                xpos = (float)img.Width * (float).01;
                ypos = (float)img.Height * (float).01;
                break;

            case 2:
                xpos = ((float)img.Width * (float).50) - (crSize.Width / 2);
                ypos = (float)img.Height * (float).01;
                break;

            case 3:
                xpos = ((float)img.Width * (float).99) - crSize.Width;
                ypos = (float)img.Height * (float).01;
                break;

            case 4:
                xpos = (float)img.Width * (float).01;
                ypos = ((float)img.Height * (float).50) - (crSize.Height / 2);
                break;

            case 5:
                xpos = ((float)img.Width * (float).50) - (crSize.Width / 2);
                ypos = ((float)img.Height * (float).50) - (crSize.Height / 2);
                break;

            case 6:
                xpos = ((float)img.Width * (float).99) - crSize.Width;
                ypos = ((float)img.Height * (float).50) - (crSize.Height / 2);
                break;

            case 7:
                xpos = (float)img.Width * (float).01;
                ypos = ((float)img.Height * (float).99) - crSize.Height;
                break;

            case 8:
                xpos = ((float)img.Width * (float).50) - (crSize.Width / 2);
                ypos = ((float)img.Height * (float).99) - crSize.Height;
                break;

            case 9:
                xpos = ((float)img.Width * (float).99) - crSize.Width;
                ypos = ((float)img.Height * (float).99) - crSize.Height;
                break;
            }

            g.DrawString(watermarkText, drawFont, new SolidBrush(Color.White), xpos + 1, ypos + 1);
            g.DrawString(watermarkText, drawFont, new SolidBrush(Color.Black), xpos, ypos);

            ImageCodecInfo[] codecs = ImageCodecInfo.GetImageEncoders();
            ImageCodecInfo   ici    = null;

            foreach (ImageCodecInfo codec in codecs)
            {
                if (codec.MimeType.IndexOf("jpeg") > -1)
                {
                    ici = codec;
                }
            }
            EncoderParameters encoderParams = new EncoderParameters();

            long[] qualityParam = new long[1];
            if (quality < 0 || quality > 100)
            {
                quality = 80;
            }

            qualityParam[0] = quality;

            EncoderParameter encoderParam = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, qualityParam);

            encoderParams.Param[0] = encoderParam;

            if (ici != null)
            {
                img.Save(filename, ici, encoderParams);
            }
            else
            {
                img.Save(filename);
            }

            g.Dispose();
            img.Dispose();
        }
Пример #4
0
        /// <summary>
        /// 获得模板字符串,从设置中的模板路径来读取模板文件.
        /// </summary>
        /// <param name="sitePath">站点目录</param>
        /// <param name="tempPath">模板目录</param>
        /// <param name="skinName">模板名</param>
        /// <param name="templateName">模板文件的文件名称</param>
        /// <param name="fromPage">源页面名称</param>
        /// <param name="inherit">该页面继承的类</param>
        /// <param name="channelId">该页面所属的频道ID</param>
        /// <param name="nest">嵌套次数</param>
        /// <returns>string值,如果失败则为"",成功则为模板内容的string</returns>
        public static string GetTemplate(string sitePath, string tempPath, string skinName, string templet, string fromPage, string inherit, int channelId, int nest)
        {
            StringBuilder strReturn       = new StringBuilder(220000);                                                  //返回的字符
            string        templetFullPath = HotoUtils.GetMapPath(sitePath + tempPath + "/" + skinName + "/" + templet); //取得模板文件物理路径

            //超过5次嵌套退出
            if (nest < 1)
            {
                nest = 1;
            }
            else if (nest > 5)
            {
                return("");
            }
            string extNamespace = "";

            //检查模板文件是否存在
            if (!File.Exists(templetFullPath))
            {
                return("");
            }

            //开始读写文件
            using (StreamReader objReader = new StreamReader(templetFullPath, Encoding.UTF8))
            {
                StringBuilder textOutput = new StringBuilder(70000);
                textOutput.Append(objReader.ReadToEnd());
                objReader.Close();

                //处理Csharp语句
                foreach (Match m in r[2].Matches(textOutput.ToString()))
                {
                    textOutput.Replace(m.Groups[0].ToString(), m.Groups[0].ToString().Replace("\r\n", "\r\t\r"));
                }
                //替换标记
                textOutput.Replace("\r\n", "\r\r\r");
                textOutput.Replace("<%", "\r\r\n<%");
                textOutput.Replace("%>", "%>\r\r\n");
                textOutput.Replace("<%csharp%>\r\r\n", "<%csharp%>").Replace("\r\r\n<%/csharp%>", "<%/csharp%>");

                string[] strlist = HotoUtils.SplitString(textOutput.ToString(), "\r\r\n");
                for (int i = 0; i < strlist.Length; i++)
                {
                    if (strlist[i] == "")
                    {
                        continue;
                    }
                    //替换标签
                    strReturn.Append(ConvertTags(nest, channelId, sitePath, tempPath, skinName, strlist[i]));
                }

                //写入文件
                if (nest == 1)
                {
                    //命名空间
                    foreach (Match m in r[1].Matches(textOutput.ToString()))
                    {
                        extNamespace += "\r\n<%@ Import namespace=\"" + m.Groups[1] + "\" %>";
                        textOutput.Replace(m.Groups[0].ToString(), string.Empty);
                    }
                    //频道ID
                    string channelStr = string.Empty;
                    if (channelId > 0)
                    {
                        channelStr = "\r\n\tconst int channel_id = " + channelId + ";";
                    }
                    string template   = string.Format("<%@ Page Language=\"C#\" AutoEventWireup=\"true\" Inherits=\"{0}\" ValidateRequest=\"false\" %>\r\n<%@ Import namespace=\"System.Collections.Generic\" %>\r\n<%@ Import namespace=\"System.Text\" %>\r\n<%@ Import namespace=\"System.Data\" %>\r\n<%@ Import namespace=\"Hoto.Common\" %>\r\n{1}\r\n<script runat=\"server\">\r\noverride protected void OnInit(EventArgs e)\r\n{{\r\n\r\n\t/* \r\n\t\tThis page was created by DTcms Template Engine at {2}.\r\n\t\t本页面代码由DTcms模板引擎生成于 {2}. \r\n\t*/\r\n\r\n\tbase.OnInit(e);\r\n\tStringBuilder templateBuilder = new StringBuilder({3});{4}\r\n{5}\r\n\tResponse.Write(templateBuilder.ToString());\r\n}}\r\n</script>\r\n", inherit, extNamespace, DateTime.Now, strReturn.Capacity, channelStr, Regex.Replace(strReturn.ToString(), @"\r\n\s*templateBuilder\.Append\(""""\);", ""));
                    string pageDir    = HotoUtils.GetMapPath(sitePath + "aspx/");
                    string outputPath = pageDir + fromPage;
                    if (!Directory.Exists(pageDir))
                    {
                        Directory.CreateDirectory(pageDir);
                    }
                    File.WriteAllText(outputPath, template, Encoding.UTF8);
                    //using (FileStream fs = new FileStream(outputPath, FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite))
                    //{
                    //    Byte[] info = Encoding.UTF8.GetBytes(template);
                    //    fs.Write(info, 0, info.Length);
                    //    fs.Close();
                    //}
                }
            }

            return(strReturn.ToString());
        }