public ImageInfo Load(Stream ncgrStream, Stream nclrStream)
{
using var ncgrBr = new BinaryReaderX(ncgrStream);
using var nclrBr = new BinaryReaderX(nclrStream);
// Read generic headers
_ncgrHeader = ncgrBr.ReadType <NitroHeader>();
_nclrHeader = nclrBr.ReadType <NitroHeader>();
// Read Char header
_charHeader = ncgrBr.ReadType <NitroCharHeader>();
// Read Ttlp header
_ttlpHeader = nclrBr.ReadType <NitroTtlpHeader>();
// Read palette data
var paletteData = nclrBr.ReadBytes(_ttlpHeader.paletteSize);
// Create image
var dataLength = _charHeader.tileCountX < 0 ? _charHeader.tileDataSize : _charHeader.tileCountX * _charHeader.tileCountY;
var data = ncgrBr.ReadBytes(dataLength);
var size = GetImageSize(_charHeader);
var imageInfo = new ImageInfo(data, _charHeader.imageFormat, size)
{
ImageFormat = _charHeader.imageFormat,
PaletteData = paletteData,
PaletteFormat = 0
};
imageInfo.RemapPixels.With(context => new NitroSwizzle(context));
return(imageInfo);
}
/// <summary>
/// Reads the font from its associated file.
/// </summary>
public void Load()
{
byte[] fileData = StreamHelper.ReadFile(this.fileName);
this.header = new NitroHeader("RTFN");
this.header.ReadFrom(fileData, 0);
this.finfChunk = new FontInfoSection();
int finfOffset = this.header.Size;
this.finfChunk.ReadFrom(fileData, finfOffset);
this.cwdhChunk = new CharacterWidthChunk();
this.cwdhChunk.ReadFrom(fileData, this.finfChunk.WidthSectionOffset);
int characterCount = this.cwdhChunk.Widths.Count;
this.cglpChunk = new CharacterGlyphChunk(characterCount);
this.cglpChunk.ReadFrom(fileData, this.finfChunk.GlyphSectionOffset);
int cmapCount = this.header.SectionCount - 3;
int cmapOffset = this.finfChunk.MapSectionOffset;
this.cmapChunks = new List <CharacterMapChunk>();
this.characterSets = new List <CharacterSet>();
for (int i = 0; i < cmapCount; i++)
{
CharacterMapChunk cmapChunk = new CharacterMapChunk();
cmapChunk.ReadFrom(fileData, cmapOffset);
cmapOffset = cmapChunk.NextChunkOffset;
this.cmapChunks.Add(cmapChunk);
this.characterSets.Add(new CharacterSet(cmapChunk, this.cwdhChunk, this.cglpChunk));
}
this.RebuildIndices();
}
