public static ZiFontV5 FromCharacterBitmaps(string fontName, byte width, byte height, CodePage codePage, List <Bitmap> characters, bool invertColour = false)
{
var bytesPerChar = width * height / 8;
var charDataLength = (uint)(bytesPerChar * characters.Count());
var ziFont = new ZiFontV5 {
Name = fontName,
//FileNameLength = (byte) fontName.Length,
CharacterWidth = width,
CharacterHeight = height,
CodePage = codePage,
CharDataLength = charDataLength,
VariableDataLength = (uint)fontName.Length + charDataLength,
};
ziFont._charData = ziFont.CreateCharData(characters, invertColour);
//var charData = new List<byte>();
//foreach (var cb in characters) {
// charData.AddRange(BinaryTools.BitmapTo1BppData(cb));
//}
//ziFont._charData = charData.ToArray();
return(ziFont);
}
public static ZiFontV5 FromBytes(byte[] bytes)
{
if (!VerifyHeader(bytes))
{
return(null);
}
var ziFont = new ZiFontV5();
ziFont.bytes = bytes;
ziFont._header = bytes.Take(HEADER_LENGTH).ToArray();
var fileNameLength = ziFont._header[0x11];
ziFont.Name = Encoding.ASCII.GetString(bytes.Skip(HEADER_LENGTH).Take(fileNameLength).ToArray());
ziFont.FileSize = bytes.Length;
ziFont.CharacterWidth = ziFont._header[0x6];
ziFont.CharacterHeight = ziFont._header[0x7];
ziFont.VariableDataLength = BitConverter.ToUInt32(ziFont._header.Skip(0x14).Take(4).ToArray(), 0);
ziFont.CharDataLength = ziFont.VariableDataLength - fileNameLength;
var dataStartAddress = BitConverter.ToUInt32(ziFont._header.Skip(0x18).Take(4).ToArray(), 0);
ziFont._charData = bytes.Skip((int)dataStartAddress + fileNameLength).ToArray();
var codePageId = ziFont._header[0x4];
var characterCount = BitConverter.ToUInt32(ziFont._header.Skip(0x0C).Take(4).ToArray(), 0);
ziFont.Characters = new List <IZiCharacter>();
ziFont.CodePage = new CodePage((CodePageIdentifier)codePageId);
var charMapData = bytes.Skip(HEADER_LENGTH + ziFont.FileNameLength).Take(10 * (int)characterCount).ToArray();
var align8byte = bytes.Skip(33).First();
for (int i = 0; i < charMapData.Length; i += 10)
{
var dataAddressOffset = BitConverter.ToUInt32(new byte[] { charMapData[i + 5], charMapData[i + 6], charMapData[i + 7], 0x00 }, 0);
if (align8byte == 1)
{
dataAddressOffset *= 8;
}
var dataLength = BitConverter.ToUInt16(charMapData, i + 8);
var data = new byte[dataLength];
Array.Copy(bytes, HEADER_LENGTH + ziFont.FileNameLength + dataAddressOffset, data, 0, dataLength);
var ch = new ZiCharacterV5
(
ziFont,
BitConverter.ToUInt16(charMapData, i),
data,
charMapData[i + 2],
charMapData[i + 3],
charMapData[i + 4]
);
ziFont.Characters.Add(ch);
//Debug.WriteLine($"i: {i} code: {ch.CodePoint} width: {ch.GetBitmap().Width} dataOffset: n/a length: {ch.GetCharacterData().Length}");
}
return(ziFont);
}
