public Font Clone()
{
Font font = new Font(0);
font.FirstCodePoint = FirstCodePoint;
font.LastCodePoint = LastCodePoint;
font.NewlineCodePoint = NewlineCodePoint;
font.TabCodePoint = TabCodePoint;
font.SpaceCodePoint = SpaceCodePoint;
font.variableWidth = variableWidth;
font.height = height;
font.widthMustBeMultipleOfEight = widthMustBeMultipleOfEight;
font.Glyphs = new Char[MaximumCodePoints];
for (int i = 0; i < MaximumCodePoints; i++)
font.Glyphs[i] = Glyphs[i].Clone();
font.AboutData = new Dictionary<string, string>();
foreach (KeyValuePair<string, string> s in AboutData)
font.AboutData.Add(s.Key, s.Value);
return font;
}
/// <summary>
/// Copies glyphs from this font into a new MFE font, using the
/// characters found in the code page file to specify what characters
/// to extract.
/// </summary>
/// <param name="cp"></param>
/// <returns></returns>
public Mfe.Font MakeMfeFont(CodePageTable cp)
{
Font font = new Font();
font.Height = this.Height;
font.WidthMustBeMultipleOfEight = false;
//font["Name"] = this.Name;
font["Code Page"] = cp.Name;
font.BaseLine = (byte)(Height - (Yoff < 0 ? -Yoff : Yoff));
for (int i = 0; i < cp.CodePoints.Length; i++)
{
var v = Chars.Where(ch => ch.Codepoint == cp[i]);
if (v.FirstOrDefault() != null)
font[i] = v.First();
else
{
Mfe.Char t = new Char();
t.Height = font.Height;
font[i] = t;
}
}
return font;
}
public static Font DeserializeFrom(byte[] source, ref int i)
{
if (source[i++] != (int)SerialzationHeaderIds.MasterField)
throw new ArgumentException("Invalid font.");
i += 4;
int p = -1;
int temp;
if (source[i++] != (int)SerialzationHeaderIds.Version)
throw new ArgumentException("Invalid font.");
temp = DeserializeInt(source, ref i);
if (temp != 2)
throw new ArgumentException("Invalid font.");
if (source[i++] != CurrentVersionNumber)
throw new ArgumentException("Unable to read new font version.");
i++;
Font font = new Font(0);
while (i < source.Length && p != i)
{
p = i;
switch ((SerialzationHeaderIds)source[i++])
{
case SerialzationHeaderIds.AboutInformation:
i += 4; // Ignore size
temp = DeserializeInt(source, ref i);
font.AboutData = new Dictionary<string, string>(temp + 4);
for (int j = 0; j < temp; j++)
font.AboutData.Add(DeserializeString(source, ref i), DeserializeString(source, ref i));
break;
case SerialzationHeaderIds.BasicInformation:
if (DeserializeInt(source, ref i) != 15)
throw new ArgumentException("Invalid BasicInformation");
font.FirstCodePoint = source[i++];
font.LastCodePoint = source[i++];
font.NewlineCodePoint = source[i++];
font.TabCodePoint = source[i++];
font.SpaceCodePoint = source[i++];
font.variableWidth = source[i++] != 0 ? true : false;
font.height = source[i++];
font.aspectRatioWidth = (float)DeserializeInt(source, ref i) / 65536;
font.aspectRatioHeight = (float)DeserializeInt(source, ref i) / 65536;
break;
case SerialzationHeaderIds.WidthMustBeMultipleOfEightFlag:
if ((temp = DeserializeInt(source, ref i)) != 1)
throw new ArgumentException("Invalid WidthMustBeMultipleOfEightFlag (" + temp.ToString() + ")");
//i += 4;
temp = source[i++];
font.widthMustBeMultipleOfEight = (temp & 1) != 0;
break;
case SerialzationHeaderIds.Glyphs:
i += 4; // Ignore size
if (DeserializeInt(source, ref i) != MaximumCodePoints)
throw new ArgumentOutOfRangeException("MaximumCodePoints in font does not match internally expected value.");
font.Glyphs = new Char[MaximumCodePoints];
for (int j = 0; j < MaximumCodePoints; j++)
font.Glyphs[j] = Char.DeserializeFrom(source, ref i);
break;
default:
throw new ArgumentException("Invalid font.");
}
}
return font;
}
