/// <summary>
/// Creates the name of the by.
/// </summary>
/// <param name="name">The name.</param>
/// <returns></returns>
private static SimpleTrueTypeFont CreateByName(string name)
{
SimpleTrueTypeFont font;
if (!_dict.TryGetValue(name, out font))
{
using (Stream stream = FlateUtility.GetResource(name))
{
font = new SimpleTrueTypeFont(stream);
_dict[name] = font;
}
}
return(font);
}
/// <summary>
/// Initializes a new instance of the <see cref="T:SimpleTrueTypeFont" /> class.
/// </summary>
/// <param name="fontStream">The font stream.</param>
public SimpleTrueTypeFont(Stream fontStream)
{
this.widths = new Dictionary <int, float>();
if ((fontStream == null) || !fontStream.CanRead)
{
throw new PdfArgumentNullException("fontStream");
}
byte[] buffer = new byte[(int)fontStream.Length];
fontStream.Read(buffer, 0, buffer.Length);
// hdt 替换原有的XmlSerializer，Release版不支持
CT_SimpleFont font;
using (MemoryStream stream = new MemoryStream(FlateUtility.FlateDecode(buffer, true)))
using (XmlReader reader = XmlReader.Create(stream, _settings))
{
font = new CT_SimpleFont();
reader.ReadToFollowing("SimpleFont");
font.Ascent = Convert.ToSingle(reader.GetAttribute("Ascent"));
font.BBox0 = Convert.ToSingle(reader.GetAttribute("BBox0"));
font.BBox1 = Convert.ToSingle(reader.GetAttribute("BBox1"));
font.BBox2 = Convert.ToSingle(reader.GetAttribute("BBox2"));
font.BBox3 = Convert.ToSingle(reader.GetAttribute("BBox3"));
font.CapHeight = Convert.ToSingle(reader.GetAttribute("CapHeight"));
font.Descent = Convert.ToSingle(reader.GetAttribute("Descent"));
font.Flags = Convert.ToInt32(reader.GetAttribute("Flags"));
font.ItalicAngle = Convert.ToSingle(reader.GetAttribute("ItalicAngle"));
font.Name = reader.GetAttribute("Name");
font.StemV = Convert.ToSingle(reader.GetAttribute("StemV"));
List <CT_Width> widths = new List <CT_Width>();
while (reader.Read() && reader.Name == "Widths" && reader.NodeType != XmlNodeType.EndElement)
{
CT_Width w = new CT_Width();
w.Index = Convert.ToInt32(reader.GetAttribute("Index"));
w.Value = Convert.ToSingle(reader.GetAttribute("Value"));
widths.Add(w);
}
font.Widths = widths.ToArray();
}
this.simpleFont = font;
this.InitWidths();
}
internal AdobeCmapBase(string name)
{
using (Stream stream = FlateUtility.GetResource(name))
{
if (stream == null)
{
throw new PdfArgumentNullException("Embedded resource " + name + " cannot be found.");
}
byte[] buffer = new byte[(int)stream.Length];
stream.Read(buffer, 0, buffer.Length);
buffer = FlateUtility.FlateDecode(buffer, true);
StringBuilder builder = new StringBuilder();
for (int i = 0; i < buffer.Length; i += 2)
{
builder.Append((char)((buffer[i] << 8) + buffer[i + 1]));
}
this.InitAddress(builder.ToString());
}
}
