internal PdfImageContent(PdfImage image, double posx, double posy, double DPI)
{
this.image = image;
this.posx = posx;
this.dpi = DPI;
this.posy = posy - this.TargetHeight;
}
internal void Add(byte[] jpegImage, double posx, double posy, double DPI)
{
if (DPI <= 0)
{
throw new Exception("DPI must be greater than zero.");
}
string hash = BitConverter.ToInt32(MD5.Create().ComputeHash(jpegImage), 12).ToString("X");
PdfImage pi = (PdfImage)this.PdfDocument.images[hash];
if (pi == null)
{
pi = this.PdfDocument.NewImage(jpegImage, hash);
this.PdfDocument.images.Add(hash, pi);
}
if (!this.Images.Contains(pi))
{
this.Images.Add(pi);
}
PdfImageContent pic = new PdfImageContent(pi, posx, this.Height - posy, DPI);
this.PdfStream.StreamObjectElements.Add(pic);
}
internal PdfImage NewImage(byte[] imageData, string hash)
{
using (MemoryStream ms = new MemoryStream(imageData))
{
using (Image i = Image.FromStream(ms))
{
using (MemoryStream ms2 = new MemoryStream())
{
i.Save(ms2, ImageFormat.Jpeg);
PdfImage pi = new PdfImage(this, ms2.ToArray(), i.Width, i.Height, hash);
return(pi);
}
}
}
}
internal PdfImage NewImage(byte[] imageData,string hash)
{
using (MemoryStream ms = new MemoryStream(imageData))
{
using (Image i = Image.FromStream(ms))
{
using (MemoryStream ms2 = new MemoryStream())
{
i.Save(ms2, ImageFormat.Jpeg);
PdfImage pi = new PdfImage(this, ms2.ToArray(), i.Width, i.Height,hash);
return pi;
}
}
}
}
