public Line(int coordintae)
{
Coord = coordintae;
Points = new RedBlackTree <int>();
}
private static void Initialize(Coordinate[] coords, out RedBlackTree <Line> vs, out RedBlackTree <Line> hors)
{
vs = new RedBlackTree <Line>();
hors = new RedBlackTree <Line>();
Array.Sort(coords, (a, b) => a.X - b.X);
var streak = 0;
var x = int.MinValue;
var queue = new Queue <int>();
for (int i = 0; i < coords.Length; i++)
{
if (x == coords[i].X)
{
streak++;
queue.Enqueue(coords[i].Y);
}
else
{
// 同じX座標に頂点が2個以上あるとき
if (streak >= 2)
{
var line = new Line(x);
while (queue.Count > 0)
{
// Y座標を追加
line.Points.Add(queue.Dequeue());
}
vs.Add(line);
}
else
{
queue.Clear();
}
x = coords[i].X;
queue.Enqueue(coords[i].Y);
streak = 1;
}
}
if (streak >= 2)
{
var line = new Line(x);
while (queue.Count > 0)
{
// Y座標を追加
line.Points.Add(queue.Dequeue());
}
vs.Add(line);
}
queue.Clear();
streak = 0;
var y = int.MinValue;
Array.Sort(coords, (a, b) => a.Y - b.Y);
for (int i = 0; i < coords.Length; i++)
{
if (y == coords[i].Y)
{
streak++;
queue.Enqueue(coords[i].X);
}
else
{
// 同じX座標に頂点が2個以上あるとき
if (streak >= 2)
{
var line = new Line(y);
while (queue.Count > 0)
{
// X座標を追加
line.Points.Add(queue.Dequeue());
}
hors.Add(line);
}
else
{
queue.Clear();
}
y = coords[i].Y;
queue.Enqueue(coords[i].X);
streak = 1;
}
}
if (streak >= 2)
{
var line = new Line(y);
while (queue.Count > 0)
{
// X座標を追加
line.Points.Add(queue.Dequeue());
}
hors.Add(line);
}
}
