public void AddPlacedTetraStick(PlacedTetraStick placedTetraStick)
{
var colour = TetraStickColours.TetraStickToColour(placedTetraStick.TetraStick);
var path = new Path
{
Data = CombineGeometries(placedTetraStick.Lines.Select(LineToGeometry).ToImmutableList()),
StrokeThickness = 1,
Stroke = new SolidColorBrush(Colors.Black),
Fill = new SolidColorBrush(colour),
Tag = MakeTag(TagType.TetraStick, placedTetraStick)
};
BoardCanvas.Children.Add(path);
}
private static IImmutableList<int> BuildDlxMatrixRow(
IReadOnlyDictionary<string, int> tagToIndexDict,
PlacedTetraStick placedTetraStick)
{
var arr1 = new int[15]; // the 15 tetra sticks
var arr2 = new int[30]; // Hxy where 0 <= x < 5, 0 <= y <= 5
var arr3 = new int[30]; // Vxy where 0 <= x <= 5, 0 <= y < 5
var arr4 = new int[16]; // Ixy where 0 < x < 5, 0 < y < 5
arr1[tagToIndexDict[placedTetraStick.TetraStick.Tag]] = 1;
var tuple = NormaliseLines(placedTetraStick.Lines);
var hs = tuple.Item1;
var vs = tuple.Item2;
foreach (var h in hs)
{
var x = h.Item1.X;
var y = h.Item1.Y;
arr2[y*5 + x] = 1;
}
foreach (var v in vs)
{
var x = v.Item1.X;
var y = v.Item1.Y;
arr3[x*5 + y] = 1;
}
foreach (var pt in placedTetraStick.InteriorJunctionPoints)
{
if (pt.X > 0 && pt.X < 5 && pt.Y > 0 && pt.Y < 5)
{
var x = pt.X - 1;
var y = pt.Y - 1;
arr4[x*4 + y] = 1;
}
}
var arrs = new[] {arr1, arr2, arr3, arr4};
return arrs.SelectMany(arr => arr).ToImmutableList();
}
public bool IsPlacedTetraStickOnBoardCorrectly(PlacedTetraStick placedTetraStick)
{
// ReSharper disable once LoopCanBeConvertedToQuery
foreach (var frameworkElement in GetTetraStickFrameworkElements())
{
var pst = GetPlacedTetraStick(frameworkElement);
if (pst.TetraStick.Tag != placedTetraStick.TetraStick.Tag) continue;
return (Equals(pst.Location, placedTetraStick.Location) &&
pst.Orientation == placedTetraStick.Orientation &&
pst.ReflectionMode == placedTetraStick.ReflectionMode);
}
return false;
}
public bool IsPlacedTetraStickOnBoard(PlacedTetraStick placedTetraStick)
{
// ReSharper disable once LoopCanBeConvertedToQuery
foreach (var frameworkElement in GetTetraStickFrameworkElements())
if (GetPlacedTetraStick(frameworkElement).TetraStick.Tag == placedTetraStick.TetraStick.Tag)
return true;
return false;
}
private static Tuple<TagType, PlacedTetraStick> MakeTag(TagType tagType, PlacedTetraStick placedTetraStick)
{
return Tuple.Create(tagType, placedTetraStick);
}
public void RemovePlacedTetraStick(PlacedTetraStick placedTetraStick)
{
// ReSharper disable once LoopCanBePartlyConvertedToQuery
foreach (var frameworkElement in GetTetraStickFrameworkElements())
{
if (GetPlacedTetraStick(frameworkElement).TetraStick.Tag != placedTetraStick.TetraStick.Tag) continue;
BoardCanvas.Children.Remove(frameworkElement);
return;
}
}
