public void ReadSliceSuccessTest()
{
var Buffer = new byte[8];
SliceStream.Position = 1;
int Readed = SliceStream.Read(Buffer, 0, 8);
Assert.AreEqual(3, Readed);
Readed = SliceStream.Read(Buffer, 0, 8);
Assert.AreEqual(0, Readed);
CollectionAssert.AreEqual(new byte[] { 3, 4, 5 }, Buffer.Take(3).ToArray());
}
public void Read_TwoTimes()
{
var slice = new BufferSlice(65535);
var stream = new SliceStream(slice);
var mammasBullar = Encoding.UTF8.GetBytes("Mammas bullar smakar godast.");
stream.Write(mammasBullar, 0, mammasBullar.Length);
var buffer = new byte[10];
stream.Position = 0;
stream.Read(buffer, 0, 6);
var buffer2 = new byte[10];
stream.Read(buffer2, 0, 7);
Assert.Equal("Mammas", Encoding.UTF8.GetString(buffer, 0, 6));
Assert.Equal(" bullar", Encoding.UTF8.GetString(buffer2, 0, 7));
}
public void ReadLongerThanBuffer()
{
var slice = new BufferSlice(65535);
var stream = new SliceStream(slice);
var expected = "Mammas bullar smakar godast";
var mammasBullar = Encoding.UTF8.GetBytes(expected);
stream.Write(mammasBullar, 0, mammasBullar.Length);
var buffer = new byte[100];
stream.Position = 0;
Assert.Equal(expected.Length, stream.Read(buffer, 0, 1024));
Assert.Equal(expected, Encoding.UTF8.GetString(buffer, 0, expected.Length));
}
public OP2BitmapFile GetImage(int index)
{
artFile.VerifyImageIndexInBounds(index);
ImageMeta imageMeta = artFile.imageMetas[index];
Color[] palette;
if (imageMeta.type.bShadow != 0)
{
// Shadow graphic uses a 2 color palette
palette = new Color[2];
System.Array.Copy(artFile.palettes[imageMeta.paletteIndex].colors, palette, palette.Length);
}
else
{
// Normal graphic
palette = new Color[artFile.palettes[imageMeta.paletteIndex].colors.Length];
System.Array.Copy(artFile.palettes[imageMeta.paletteIndex].colors, palette, palette.Length);
}
// Palette length is always 256 for OP2's master BMP
uint pixelOffset = (uint)(imageMeta.pixelDataOffset + 14 + ImageHeader.SizeInBytes + 256 * Color.SizeInBytes);
int height = (int)System.Math.Abs(imageMeta.height);
int pitch = ImageHeader.CalculatePitch(imageMeta.GetBitCount(), (int)imageMeta.width);
SliceStream pixels = GetPixels(pixelOffset, (uint)(height * pitch));
byte[] pixelContainer = new byte[height * pitch];
pixels.Read(pixelContainer, 0, pixelContainer.Length);
// Outpost 2 stores pixels in normal raster scan order (top-down). This requires a negative height for BMP file format.
if (imageMeta.height > uint.MaxValue)
{
throw new System.Exception("Image height is too large to fit in standard bitmap file format.");
}
return(new OP2BitmapFile(imageMeta, palette, pixelContainer));
}