/// <summary>
/// 将字符串转换为图片,用于水印
/// </summary>
/// <imgvpath>生成的文字水印图片存储位置</imgvpath>
/// <FontModel>字体模型,包含文本,字体颜色,大小等</imgvpath>
/// <returns></returns>
public static System.Drawing.Image ConverFontToImg(string imgvpath, FontModel model)
{
int width = model.intsize * model.text.Length * 2;
int height = model.intsize * 2;
//-----------根据指定宽高,生成图片
string imgppath = function.VToP(imgvpath);
SafeC.CreateDir(imgvpath);
//System.Drawing.Image image, image2 = System.Drawing.Image.FromFile(imgppath);
System.Drawing.Image image = new Bitmap(width, height);
Graphics g = Graphics.FromImage(image);
//g.FillRectangle(new SolidBrush(Color.FromArgb(model.GetRGB(model.background, "red"), model.GetRGB(model.background, "yellow"), model.GetRGB(model.background, "blue"))), 0, 0, width, height); //背景色
g.DrawImage(image, 0, 0, image.Width, image.Height);
//------------指定文字与字体样式
FontStyle fs = FontStyle.Regular;
Font f = new Font(model.family, model.intsize, fs);
SizeF crSize = g.MeasureString(model.text, f);
//string color = "0x" + "#333333".Replace("#", "");
//SolidBrush b = new SolidBrush(Color.FromArgb(255, Color.FromArgb(Convert.ToInt32(color, 16))));//定义字体画笔
SolidBrush b = new SolidBrush(Color.FromArgb(model.GetRGB(model.color, "red"), model.GetRGB(model.color, "yellow"), model.GetRGB(model.color, "blue")));
StringFormat StrFormat = new StringFormat();
int ap = 40;//透明度
if (ap > 100 || ap < 0)
{
ap = 100;
}
int m_alpha = 255 * (ap / 100);
int posx = 3, posy = 3;//文字的起始位置
SolidBrush semiTransBrush2 = new SolidBrush(Color.FromArgb(m_alpha, 0, 0, 0));
g.DrawString(model.text, f, semiTransBrush2, new PointF(posx + 1, posy + 1), StrFormat); //?无用
g.DrawString(model.text, f, b, new PointF(posx, posy), StrFormat);
g.Dispose();
return(image);
}
public static void CreateDir(string dirPath, string dirName)
{
SafeC.CreateDir(dirPath, dirName);
}
//------------IO相关(本地文件写入,读取)
public static void CreateDir(string ppath)
{
SafeC.CreateDir(ppath);
}
