/// <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(Utils.GetMapPath(imgPath)))
{
return;
}
byte[] _ImageBytes = File.ReadAllBytes(Utils.GetMapPath(imgPath));
Image img = Image.FromStream(new System.IO.MemoryStream(_ImageBytes));
filename = Utils.GetMapPath(filename);
if (watermarkFilename.StartsWith("/") == false)
{
watermarkFilename = "/" + watermarkFilename;
}
watermarkFilename = Utils.GetMapPath(watermarkFilename);
if (!File.Exists(watermarkFilename))
{
return;
}
Graphics g = Graphics.FromImage(img);
//设置高质量插值法
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
//设置高质量,低速度呈现平滑程度
g.SmoothingMode = SmoothingMode.AntiAlias;
g.PixelOffsetMode = PixelOffsetMode.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();
}
/// <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(Utils.GetMapPath(imgPath));
Image img = Image.FromStream(new System.IO.MemoryStream(_ImageBytes));
filename = Utils.GetMapPath(filename);
Graphics g = Graphics.FromImage(img);
//设置高质量插值法
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
//设置高质量,低速度呈现平滑程度
g.SmoothingMode = SmoothingMode.AntiAlias;
g.PixelOffsetMode = PixelOffsetMode.HighQuality;
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();
}
/// <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="buildPath">生成目录名</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, string buildPath, int nest)
{
StringBuilder strReturn = new StringBuilder(220000); //返回的字符
string templetFullPath = Utils.GetMapPath(string.Format("{0}{1}/{2}/{3}", 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("");
}
//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 extNamespace = new StringBuilder(); //命名空间标签转换容器
StringBuilder textOutput = new StringBuilder(70000);
textOutput.Append(objReader.ReadToEnd());
objReader.Close();
//替换Csharp标签
foreach (Match m in r[3].Matches(textOutput.ToString()))
{
textOutput.Replace(m.Groups[0].ToString(), m.Groups[0].ToString().Replace("\r\n", "\r\t\r"));
}
//替换命名空间标签
foreach (Match m in r[2].Matches(textOutput.ToString()))
{
extNamespace.Append("\r\n<%@ Import namespace=\"" + m.Groups[1] + "\" %>");
textOutput.Replace(m.Groups[0].ToString(), string.Empty);
}
//替换特殊标记
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%>");
//开始查找替换标签
string[] strlist = Utils.SplitString(textOutput.ToString(), "\r\r\n");
for (int i = 0; i < strlist.Length; i++)
{
if (strlist[i] == "")
{
continue;
}
strReturn.Append(ConvertTags(nest, sitePath, tempPath, skinName, strlist[i])); //搜索替换标签
}
//如果是第一层则写入文件
if (nest == 1)
{
//页面头部声明
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=\"Common\" %>{1}\r\n\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 MxWeiXinPF Template Engine at {2}.\r\n\t\t" +
"本页面代码由MxWeiXinPF模板引擎生成于 {2}. \r\n\t*/\r\n\r\n\tbase.OnInit(e);\r\n\t" +
"StringBuilder templateBuilder = new StringBuilder({3});{4}\r\n\t" +
"Response.Write(templateBuilder.ToString());\r\n}}\r\n</script>\r\n", inherit, extNamespace.ToString(), DateTime.Now, strReturn.Capacity,
Regex.Replace(strReturn.ToString(), @"\r\n\s*templateBuilder\.Append\(""""\);", ""));
string pageDir = Utils.GetMapPath(string.Format("{0}aspx/{1}/", sitePath, buildPath)); //生成文件的目录路径
string outputPath = pageDir + fromPage; //生成文件的物理路径
//如果物理路径不存在则创建
if (!Directory.Exists(pageDir))
{
Directory.CreateDirectory(pageDir);
}
//保存写入文件
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());
}