public MainForm()
{
InitializeComponent();
region = new Polygon2d();
region.Add(new Point2d());
region.Add(new Point2d { X = ClientRectangle.Width });
region.Add(new Point2d { X = ClientRectangle.Width, Y = ClientRectangle.Height });
region.Add(new Point2d { Y = ClientRectangle.Height });
#region Шаг 1. Создаём начальную модель, состоящую из сторон прямоугольника.
// TODO: Переделать на многольник.
List<Plane2d> borders = new List<Plane2d>();
for (int i = 0; i < region.Count; i++)
borders.Add(new Plane2d { Pole = region[i].Copy, Normal = (region[i + 1] - region[i])._I_(false) });
vertex = Vertex<Geometric>.CreateClosenessModel(borders[0], borders[1], borders[2]);
vertex.BreakCrosBy(borders[3]);
#endregion
#region Шаг 2. Устанавливаем для полученных троек круги Делоне. !!Нужно ли автоматизировать?!!
vertex.SetCircleDelone(new Circle { Pole = new Point2d { X = ClientRectangle.Width - ClientRectangle.Height / 2, Y = ClientRectangle.Height / 2 }, Scalar = ClientRectangle.Height / 2 });
vertex.Cros.SetCircleDelone(new Circle { Pole = new Point2d { X = ClientRectangle.Height / 2, Y = ClientRectangle.Height / 2 }, Scalar = ClientRectangle.Height / 2 });
//vertex.SetCircleDelone(Assistant.КРУГ_ДЕЛОНЕ(borders[0], borders[1], borders[2]));
//vertex.Cros.SetCircleDelone(Assistant.КРУГ_ДЕЛОНЕ(borders[2], borders[3], borders[0]));
vertex.Prev.Cros.SetCircleDelone(new Circle());
vertex.Cros.Prev.Cros.SetCircleDelone(new Circle());
#endregion
rand = new Random();
triples = ClosenessModelExt<Geometric, Circle>.GetTriples(this.vertex);
}
public FormMain()
{
InitializeComponent();
polygon_list = new List<Polygon2d>();
polygon = null;
is_edit = false;
#region Тестовый вариант.
pole = new Point2d { X = 0, Y = 30 };
Polygon2d polygon_temp = new Polygon2d { Pole = new Point2d { X = 30, Y = 10 } };
polygon_temp.Add(new Point2d { X = 0, Y = 0 });
polygon_temp.Add(new Point2d { X = 100, Y = 0 });
polygon_temp.Add(new Point2d { X = 100, Y = 100 });
polygon_list.Add(polygon_temp);
polygon_temp = new Polygon2d { Pole = new Point2d { X = 150, Y = 90 } };
polygon_temp.Add(new Point2d { X = 50, Y = 0 });
polygon_temp.Add(new Point2d { X = 100, Y = 50 });
polygon_temp.Add(new Point2d { X = 50, Y = 150 });
polygon_temp.Add(new Point2d { X = 0, Y = 50 });
polygon_list.Add(polygon_temp);
#endregion
}
/// <summary>
/// Преобразование прямоугольника в многоугольник.
/// </summary>
/// <param name="rectangle"></param>
/// <returns></returns>
public static Polygon2d ToPolygon(this Geometric2dWithPointVector rectangle)
{
Polygon2d polygon = new Polygon2d { Pole = rectangle.Pole.Copy };
polygon.Add(new Point2d());
polygon.Add(new Point2d { X = rectangle.Vector.X });
polygon.Add(new Point2d { X = rectangle.Vector.X, Y = rectangle.Vector.Y });
polygon.Add(new Point2d { Y = rectangle.Vector.Y });
return polygon;
}
private void FormMain_Paint(object sender, PaintEventArgs e)
{
e.Graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
//e.Graphics.ScaleTransform(1, -1);
//e.Graphics.TranslateTransform(0, -ClientSize.Height);
if (is_edit)
{
e.Graphics.Clear(System.Drawing.Color.FromArgb(200, 200, 200));
Point2d pole_temp = polygon.Pole;
polygon.Pole += pole.Vector;
DrawGrid(e.Graphics, polygon.Pole);
e.Graphics.FillAndDraw(System.Drawing.Brushes.Green, System.Drawing.Pens.Black, polygon);
polygon.Pole = pole_temp;
}
else
{
e.Graphics.Clear(System.Drawing.Color.White);
DrawGrid(e.Graphics, pole);
for (int i = 0; i < polygon_list.Count; i++)
{
Point2d pole_temp = polygon_list[i].Pole;
polygon_list[i].Pole += pole.Vector;
if (polygon_list[i] == polygon)
e.Graphics.FillAndDraw(System.Drawing.Brushes.Blue, System.Drawing.Pens.Black, polygon_list[i]);
else
e.Graphics.FillAndDraw(System.Drawing.Brushes.Yellow, System.Drawing.Pens.Black, polygon_list[i]);
polygon_list[i].Pole = pole_temp;
}
}
Polygon2d region = new Polygon2d { Pole = new Point2d() };
region.Add(new Point2d());
region.Add(new Point2d { X = ClientSize.Width });
region.Add(new Point2d { X = ClientSize.Width, Y = ClientSize.Height });
region.Add(new Point2d { Y = ClientSize.Height });
System.Drawing.Brush brush = new System.Drawing.SolidBrush(System.Drawing.Color.FromArgb(100, 100, 100, 100));
if (plane_dividing_list.Count > 0)
{
for (int i = 0; i < plane_dividing_list.Count; i++)
{
Plane2d plane = plane_dividing_list[i].IteratorPlane.Plane(0);
Point2d pole_temp = plane.Pole;
plane.Pole += pole.Vector;
e.Graphics.FillAndDraw(region, brush, System.Drawing.Pens.Black, plane);
plane.Pole = pole_temp;
}
}
}
public static Polygon2d Отрезок(Circle circle_this, Plane2d plane)
{
Polygon2d polygon = new Polygon2d();
polygon.Add(circle_this.Pole - plane.Normal * circle_this.Scalar);
polygon.Add(circle_this.Pole - plane.Normal * (circle_this.Scalar + Plane2dExt.Расширенное_расстояние(plane, circle_this)));
return polygon;
}
public static Polygon2d Отрезок(Circle circle_this, Circle circle)
{
Polygon2d polygon = new Polygon2d();
Vector2d vector = circle.Pole - circle_this.Pole;
double length = Math.Sqrt(vector * vector);
vector /= length;
polygon.Add(circle_this.Pole + vector * circle_this.Scalar);
polygon.Add(circle.Pole - vector * circle.Scalar);
return polygon;
}
public static void FillAndDraw(this Graphics graphics, Polygon2d region, Brush brush, Pen pen, Plane2d plane)
{
Polygon2d polygon = new Polygon2d();
for (int i = 0; i < region.Count; i++)
{
double ed = ((region[i] + region.Pole.Vector) - plane.Pole) * plane.Normal;
if (ed < 0)
polygon.Add(region[i] + region.Pole.Vector);
double ed_temp = (region[i + 1] - region[i]) * plane.Normal;
if (ed_temp != 0)
{
double t = -(((region[i] + region.Pole.Vector) - plane.Pole) * plane.Normal) / ed_temp;
if (0 < t && t <= 1)
polygon.Add(region[i] + region.Pole.Vector + (region[i + 1] - region[i]) * t);
}
}
graphics.FillAndDraw(brush, pen, polygon);
} // !!!Переделать!!!