public void Slice_SquareLogo()
{
Assert.AreEqual(10, DeepZoomImage.DetermineMaximumLevel(SquareLogoSize));
using (var sourceBitmap = new Bitmap(SquareLogoSize.Width, SquareLogoSize.Height))
{
var tester = new Action <int, IEnumerable <Size> > ((level, expectedSliceSizes) =>
{
var levelSize = DeepZoomImage.ComputeLevelSize(SquareLogoSize, level);
var tiles = DeepZoomImage.ComputeTiles(levelSize, 254, 1);
var slices = DeepZoomImage.Slice(sourceBitmap, tiles);
var actualSliceSizes = slices.Map(pair => pair.First.Size);
EnumerableExtensions.EnumerateSame(expectedSliceSizes, actualSliceSizes);
}
);
tester(10, new[]
{
new Size(255, 255), new Size(255, 256), new Size(255, 193),
new Size(256, 255), new Size(256, 256), new Size(256, 193),
new Size(193, 255), new Size(193, 256), new Size(193, 193),
}
);
tester(9, new[]
{
new Size(255, 255), new Size(255, 97),
new Size(97, 255), new Size(97, 97),
}
);
tester(8, new[] { new Size(175, 175) });
tester(7, new[] { new Size(88, 88) });
tester(6, new[] { new Size(44, 44) });
tester(5, new[] { new Size(22, 22) });
tester(4, new[] { new Size(11, 11) });
tester(3, new[] { new Size(6, 6) });
tester(2, new[] { new Size(3, 3) });
tester(1, new[] { new Size(2, 2) });
tester(0, new[] { new Size(1, 1) });
}
}
public void DetermineMaximumLevel_Base()
{
Assert.AreEqual(11, DeepZoomImage.DetermineMaximumLevel(new Size(1200, 1500)));
Assert.AreEqual(10, DeepZoomImage.DetermineMaximumLevel(new Size(1024, 512)));
Assert.AreEqual(0, DeepZoomImage.DetermineMaximumLevel(new Size(1, 1)));
}