private byte[] _serialize(BniFormat bni)
{
byte[] bytes;
using (var ms = new MemoryStream())
{
using (var bw = new BinaryWriter(ms))
{
bw.Write(bni.HeaderLength);
bw.Write(bni.BniVersion);
bw.Write(bni.Unused);
bw.Write(bni.NumIcons);
bw.Write(bni.DataStart);
foreach (var i in bni.Icons)
{
bw.Write(i.Flag);
bw.Write(i.Width);
bw.Write(i.Height);
if (i.Tag != null && i.Tag.Length == 4)
{
// reverse tag and convert it to chars to exclude 0x04 byte at the beginning of normal string
bw.Write(reverse(i.Tag).ToCharArray());
}
bw.Write(i.Id);
}
bw.Write(bni.Data);
}
bytes = ms.GetBuffer();
}
return(bytes);
}
public void Save(IconItem[] icons, byte[] data, string outFileName)
{
// sort items by flag
sortIcons(ref icons);
var bni = new BniFormat()
{
HeaderLength = 0x10,
BniVersion = 0x01,
NumIcons = icons.Length,
Icons = icons,
Data = data
};
// calc data start offset
int offset = 16;
foreach (IconItem i in icons)
{
offset += 16;
if (i.Tag != null && i.Tag.Length == 4)
{
offset += 4;
}
}
bni.DataStart = offset;
var bytes = _serialize(bni);
File.WriteAllBytes(outFileName, bytes);
}
private BniFormat _deserialize(string fileName)
{
var bni = new BniFormat();
using (var fs = new FileStream(fileName, FileMode.Open, FileAccess.Read))
{
using (var br = new BinaryReader(fs))
{
bni.HeaderLength = br.ReadInt32();
bni.BniVersion = br.ReadInt16();
bni.Unused = br.ReadInt16();
bni.NumIcons = br.ReadInt32();
bni.DataStart = br.ReadInt32();
bni.Icons = new IconItem[bni.NumIcons];
for (int i = 0; i < bni.NumIcons; i++)
{
bni.Icons[i].Flag = br.ReadInt32();
bni.Icons[i].Width = br.ReadInt32();
bni.Icons[i].Height = br.ReadInt32();
if (br.PeekChar() > 0)
{
bni.Icons[i].Tag = reverse(Encoding.ASCII.GetString(br.ReadBytes(4)));
}
bni.Icons[i].Id = br.ReadInt32();
}
bni.Data = br.ReadBytes((int)br.BaseStream.Length - bni.NumIcons);
}
}
return(bni);
}
public void Save(IconItem[] icons, byte[] data, string outFileName)
{
// sort items by flag
sortIcons(ref icons);
var bni = new BniFormat()
{
HeaderLength = 0x10,
BniVersion = 0x01,
NumIcons = icons.Length,
Icons = icons,
Data = data
};
// calc data start offset
int offset = 16;
foreach (IconItem i in icons)
{
offset += 16;
if (i.Tag != null && i.Tag.Length == 4)
offset += 4;
}
bni.DataStart = offset;
var bytes = _serialize(bni);
File.WriteAllBytes(outFileName, bytes);
}
private byte[] _serialize(BniFormat bni)
{
byte[] bytes;
using (var ms = new MemoryStream())
{
using (var bw = new BinaryWriter(ms))
{
bw.Write(bni.HeaderLength);
bw.Write(bni.BniVersion);
bw.Write(bni.Unused);
bw.Write(bni.NumIcons);
bw.Write(bni.DataStart);
foreach (var i in bni.Icons)
{
bw.Write(i.Flag);
bw.Write(i.Width);
bw.Write(i.Height);
if (i.Tag != null && i.Tag.Length == 4)
// reverse tag and convert it to chars to exclude 0x04 byte at the beginning of normal string
bw.Write(reverse(i.Tag).ToCharArray());
bw.Write(i.Id);
}
bw.Write(bni.Data);
}
bytes = ms.GetBuffer();
}
return bytes;
}
private BniFormat _deserialize(string fileName)
{
var bni = new BniFormat();
using (var fs = new FileStream(fileName, FileMode.Open, FileAccess.Read))
{
using (var br = new BinaryReader(fs))
{
bni.HeaderLength = br.ReadInt32();
bni.BniVersion = br.ReadInt16();
bni.Unused = br.ReadInt16();
bni.NumIcons = br.ReadInt32();
bni.DataStart = br.ReadInt32();
bni.Icons = new IconItem[bni.NumIcons];
for (int i = 0; i < bni.NumIcons; i++)
{
bni.Icons[i].Flag = br.ReadInt32();
bni.Icons[i].Width = br.ReadInt32();
bni.Icons[i].Height = br.ReadInt32();
if (br.PeekChar() > 0)
{
bni.Icons[i].Tag = reverse(Encoding.ASCII.GetString(br.ReadBytes(4)));
}
bni.Icons[i].Id = br.ReadInt32();
}
bni.Data = br.ReadBytes((int)br.BaseStream.Length - bni.NumIcons);
}
}
return bni;
}
