public static async Task WriteGTF(Stream outStream, Bitmap bitmap, int encodingType)
{
GTF gtf = CreateFromBitmap(bitmap, encodingType);
using Stream gtfStream = gtf.GetGtfStream();
await gtfStream.CopyToAsync(outStream);
}
public static Font CreateFromCharsDir(string srcDir)
{
DirectoryInfo dInfo = new DirectoryInfo(srcDir);
if (!dInfo.Exists)
{
throw new FileNotFoundException();
}
CharData[] chars = LoadCharBitmapExtraData(dInfo.FullName + "/fontdata.dat");
Dictionary <ushort, int[]> charBitmaps = new Dictionary <ushort, int[]>();
for (int i = 0; i < chars.Length; i++)
{
using Bitmap bitmap = new Bitmap($"{dInfo.FullName}\\{chars[i].key:X4}.png");
charBitmaps.Add(chars[i].key,
GetPixelData(
bitmap,
out int width,
out int height));
if (width > 255 || height > 255)
{
throw new Exception("Bitmap is too big for a character (should be at most 255x255 px).");
}
chars[i].datawidth = (byte)width;
chars[i].dataheight = (byte)height;
}
int[] newBitmap = BuildBitmap(charBitmaps, chars);
Font font = new Font(
GTF.CreateFromPixelData(newBitmap, 0x83, BigBitmapWidth, BigBitmapHeight, BigBitmapStride),
chars, 0);
font.BuildTree();
return(font);
}
public static GTF CreateFromPixelData(int[] pixelData, int encodingType, int width, int height, int stride)
{
GTF gtf = new GTF(pixelData, encodingType, width, height, stride);
gtf.CopyPixelDataToBitmap();
return(gtf);
}
public static GTF CreateFromBitmap(Bitmap bitmap, int encodingType)
{
int width = bitmap.Width;
int height = bitmap.Height;
int stride = width;
int[] pixelData = new int[stride * height];
GTF gtf = new GTF(pixelData, encodingType, width, height, stride);
gtf.LoadBitmap(bitmap);
return(gtf);
}
public ColorChannelGTF(GTF gtf)
{
Gtf = gtf;
}
private Font(GTF gtf, CharData[] chars, int root)
{
Gtf = gtf;
this.chars = chars;
this.root = root;
}