/// <summary>
///
/// </summary>
/// <returns></returns>
public static ImgWaterMark Instance()
{
if (_instance == null)
{
lock (Lock)
{
if (_instance == null)
{
_instance = new ImgWaterMark();
}
}
}
return(_instance);
}
//https://developer.qiniu.com/dora/manual/1316/image-watermarking-processing-watermark
/// <summary>
/// 添加图片水印
/// </summary>
/// <param name="sourcePath">源图片</param>
/// <param name="waterPath">水印图片</param>
/// <param name="dissolve">透明度，取值范围1-100，默认值为100（完全不透明）。</param>
/// <param name="imagePosition">水印位置</param>
/// <returns>水印图片</returns>
public Bitmap SetWaterMark(string sourcePath, string waterPath, float dissolve = 100, ImagePosition imagePosition = ImagePosition.RigthBottom)
{
return(new Bitmap(ImgWaterMark.Instance().SetWaterMark(Image.FromFile(sourcePath), Image.FromFile(waterPath), dissolve, imagePosition)));
}
