IdTech1Image::IdTech1Image(IByteArray const &data, IByteArray const &palette, Format format)
: d(new Impl)
{
Size const rawSize(320, 200);
if(format == Automatic)
{
// Try to guess which format the data uses.
if(data.size() == rawSize.x * rawSize.y)
{
format = RawVGAScreen;
}
else
{
format = Patch;
}
}
if(format == RawVGAScreen)
{
d->nominalSize = rawSize;
Image::operator = (fromIndexedData(rawSize, data, palette));
}
else
{
auto const metadata = Patch::loadMetadata(data);
d->nominalSize = metadata.logicalDimensions;
d->origin = metadata.origin;
Image::operator = (Image::fromMaskedIndexedData(metadata.dimensions,
Patch::load(data), palette));
}
}
Block::Block(IByteArray const &other)
{
// Read the other's data directly into our data buffer.
resize(other.size());
other.get(0, (dbyte *) data(), other.size());
}
FixedByteArray::FixedByteArray(IByteArray const &mainArray)
: ByteSubArray(mainArray, 0, mainArray.size())
{}
ByteSubArray::ByteSubArray(IByteArray const &mainArray, Offset at)
: _mainArray(nullptr), _constMainArray(&mainArray), _at(at), _size(mainArray.size() - at)
{}