public byte[] GetBitmap24Data(Stream stream, out int width)
{
width = 0;
if (Extension == "PCX")
{
byte[] array;
if (newVal == null)
{
byte[] bts = new byte[Size];
stream.Position = Offset;
stream.Read(bts, 0, Size);
array = ZlibWrapper.UnZlib(bts);
}
else
{
array = newVal;
}
var file = new PcxFile(array);
try
{
return(file.GetBitmap24Bytes(out width));
}
catch
{
return(null);
}
}
return(null);
}
public void AppendToStream(byte[] bts, Stream stream)
{
Offset = (int)stream.Position;
byte[] comp = ZlibWrapper.Zlib(bts);
Size = comp.Length;
RealSize = bts.Length;
stream.Write(comp, 0, Size);
}
public void SaveToStream(Stream input, Stream output)
{
if (!HasChanged || Created)
{
int len = Size == 0 ? RealSize : Size;
byte[] bytes = new byte[len];
input.Position = Offset;
input.Read(bytes, 0, len);
Offset = (int)output.Position;
output.Write(bytes, 0, len);
}
else
{
var temp = ZlibWrapper.Zlib(newVal);
Size = temp.Length;
Offset = (int)output.Position;
output.Write(temp, 0, temp.Length);
}
}
public DefFile GetDefFile(Stream stream)
{
if (newVal == null)
{
stream.Position = Offset;
if (Size != 0)
{
var bts = new byte[Size];
stream.Read(bts, 0, Size);
newVal = ZlibWrapper.UnZlib(bts);
}
else
{
newVal = new byte[RealSize];
stream.Read(newVal, 0, RealSize);
}
}
return(new DefFile(this, newVal));
}
public Bitmap GetBitmap(Stream stream)
{
if (Extension == "PCX")
{
byte[] array;
if (newVal == null)
{
if (Size != 0)
{
byte[] bts = new byte[Size];
stream.Position = Offset;
stream.Read(bts, 0, Size);
array = ZlibWrapper.UnZlib(bts);
}
else if (RealSize != 0)
{
array = new byte[RealSize];
stream.Position = Offset;
stream.Read(array, 0, RealSize);
}
else
{
throw new Exception("Image size unknown");
}
}
else
{
array = newVal;
}
var file = new PcxFile(array);
try
{
return(file.GetBitmap());
}
catch (Exception ex)
{
return(null);
}
}
return(null);
}
public byte[] GetRawData(Stream stream)
{
if (HasChanged && !Created)
{
return(newVal);
}
if (Size != 0)
{
byte[] bts = new byte[Size];
stream.Position = Offset;
stream.Read(bts, 0, Size);
return(ZlibWrapper.UnZlib(bts));
}
else
{
byte[] bts = new byte[RealSize];
stream.Position = Offset;
stream.Read(bts, 0, RealSize);
return(bts);
}
}