/// <summary>
/// Writes PDF image xObject element into file stream
/// </summary>
/// <param name="image">PDF image xObject element</param>
internal void WriteXObject(ImageElement image)
{
writeBeginObject(image.XObjectId);
writeBeginDictionary();
writeDictionaryEntry("/Type", "/XObject");
writeDictionaryEntry("/Subtype", "/Image");
writeDictionaryEntry("/Name", image.GetXReference());
writeDictionaryEntry("/Filter", "/DCTDecode");
writeDictionaryEntry("/Width", image.OwnWidth);
writeDictionaryEntry("/Height", image.OwnHeight);
writeDictionaryEntry("/BitsPerComponent", 8);
writeDictionaryEntry("/ColorSpace", "/DeviceRGB");
writeDictionaryEntry("/Length", image.Content.Length);
writeEndDictionary();
writeBeginStream();
writeLineRaw(image.Content);
writeEndStream();
writeEndObject();
}
/// <summary>
/// Add image to the page
/// </summary>
public ImageElement AddImage(string filePath, float width, float height)
{
var image = new ImageElement(filePath, width, height);
Add(image);
return image;
}
/// <summary>
/// Writes PDF image element into file stream
/// </summary>
/// <param name="image">PDF image element</param>
internal void Write(ImageElement image)
{
var imageContent = new StringBuilder();
imageContent.AppendLine("q");
imageContent.AppendFormatLine("{0} 0 0 {1} {2} {3} cm", image.Width, image.Height, image.X, image.Y);
imageContent.AppendFormatLine("{0} Do", image.GetXReference());
imageContent.Append("Q");
writeStreamedObject(image.ObjectId, imageContent.ToString());
}
/// <summary>
/// Add image to the page
/// </summary>
public ImageElement AddImage(string filePath)
{
var image = new ImageElement(filePath);
Add(image);
return image;
}