Exemplo n.º 1
0
        private void DrawingField_MouseMove(object sender, MouseEventArgs e)
        {
            if (IsMouseDown)
            {
                switch (CurrentMode)
                {
                case modes.AddCircle:
                    if (circles.Count > 0)
                    {
                        Circle c = circles[circles.Count - 1];
                        c.radius = (int)Math.Sqrt((c.center.X - e.X) * (c.center.X - e.X) + (c.center.Y - e.Y) * (c.center.Y - e.Y));
                    }
                    break;

                case modes.AddPolygon:
                    polygons[polygons.Count - 1].points[polygons[polygons.Count - 1].points.Count - 1] = e.Location;
                    break;

                case modes.Move:
                    Circle sc = Selected as Circle;
                    if (sc != null)
                    {
                        switch (CurrentMoveMode)
                        {
                        case moveModes.Point:
                            ((CircleAction)actions[actions.Count - 1]).centerA = e.Location;
                            sc.center = e.Location;
                            break;

                        case moveModes.Radius:
                            sc.radius = (int)Math.Sqrt((sc.center.X - e.X) * (sc.center.X - e.X) + (sc.center.Y - e.Y) * (sc.center.Y - e.Y));
                            ((CircleAction)actions[actions.Count - 1]).radiusA = sc.radius;
                            break;
                        }
                    }
                    Polygon p = Selected as Polygon;
                    if (p != null)
                    {
                        switch (CurrentMoveMode)
                        {
                        case moveModes.Point:
                            p.points[WhichPoint] = e.Location;
                            ((PolygonMovePointAction)actions[actions.Count - 1]).pointA = e.Location;
                            break;

                        case moveModes.Edge:
                            Point middle = new Point((p.points[WhichPoint].X + p.points[(WhichPoint + 1) % p.points.Count].X) / 2, (p.points[WhichPoint].Y + p.points[(WhichPoint + 1) % p.points.Count].Y) / 2);
                            p.points[WhichPoint] = new Point(p.points[WhichPoint].X + (e.X - middle.X), p.points[WhichPoint].Y + (e.Y - middle.Y));
                            p.points[(WhichPoint + 1) % p.points.Count] = new Point(p.points[(WhichPoint + 1) % p.points.Count].X + (e.X - middle.X), p.points[(WhichPoint + 1) % p.points.Count].Y + (e.Y - middle.Y));
                            ((PolygonMoveEdgeAction)actions[actions.Count - 1]).point1A = p.points[WhichPoint];
                            ((PolygonMoveEdgeAction)actions[actions.Count - 1]).point2A = p.points[(WhichPoint + 1) % p.points.Count];
                            break;

                        case moveModes.Polygon:
                            Point middle1 = p.Middle();
                            for (int i = 0; i < p.points.Count; i++)
                            {
                                p.points[i] = new Point(p.points[i].X + (e.X - middle1.X), p.points[i].Y + (e.Y - middle1.Y));
                            }
                            ((PolygonMoveWholeAction)actions[actions.Count - 1]).middleA = middle1;
                            break;
                        }
                    }
                    break;
                }
                Refresh();
            }
        }
Exemplo n.º 2
0
        private void DrawingField_MouseDown(object sender, MouseEventArgs e)
        {
            switch (CurrentMode)
            {
            case modes.Delete:
                Circle sc1 = Selected as Circle;
                if (sc1 != null)
                {
                    if (sc1.IsInside(e.Location))
                    {
                        CircleAction ca1 = new CircleAction("Usuniecie kola", modes.Delete, moveModes.None, sc1.SolidBrush, circles.FindIndex(cc => sc1 == cc), sc1.center, Point.Empty, sc1.radius, 0);
                        AddAction(ca1);
                        circles.Remove(sc1);
                        Selected = null;
                    }
                }
                Polygon p2 = Selected as Polygon;
                if (p2 != null)
                {
                    bool Found2 = false;
                    for (int i = 0; i < p2.points.Count && !Found2; i++)
                    {
                        if ((Math.Abs(e.X - p2.points[i].X) < 10 && Math.Abs(e.Y - p2.points[i].Y) < 10))
                        {
                            Found2 = true;
                            if (p2.points.Count == 3)
                            {
                                AddAction(new PolygonDeleteAction("Usuniecie wielokata", polygons.FindIndex(cc1 => p2 == cc1), p2.SolidBrush, p2.points));
                                polygons.Remove(p2);
                                Selected = null;
                            }
                            else
                            {
                                AddAction(new PolygonDeleteVerticeAction("Usuniecie wierzcholka", polygons.FindIndex(cc2 => p2 == cc2), i, p2.points[i], Point.Empty));
                                p2.points.RemoveAt(i);
                            }
                        }
                    }
                    if (!Found2 && p2.IsInside(e.Location))
                    {
                        AddAction(new PolygonDeleteAction("Usuniecie wielokata", polygons.FindIndex(cc3 => p2 == cc3), p2.SolidBrush, p2.points));
                        polygons.Remove(p2);
                        Selected = null;
                    }
                }
                break;

            case modes.AddCircle:
                IsMouseDown = true;
                circles.Add(new Circle(e.Location, 1)
                {
                    SolidBrush = SelectedColor
                });
                CircleAction ca = new CircleAction("Dodanie kola", modes.AddCircle, moveModes.None, SelectedColor, circles.Count - 1, Point.Empty, e.Location, 0, 1);
                AddAction(ca);
                break;

            case modes.AddPolygon:
                IsMouseDown          = true;
                CompletePoly.Enabled = true;
                if (polygons.Count == 0 || polygons[polygons.Count - 1].Completed)
                {
                    polygons.Add(new Polygon(e.Location)
                    {
                        SolidBrush = SelectedColor
                    });
                    AddAction(new PolygonCreatePolygonAction("Utworzenie wielokata", SelectedColor, Point.Empty, e.Location, CompletePoly, polygons.Count - 1));
                }
                polygons[polygons.Count - 1].points.Add(e.Location);
                break;

            case modes.Select:
                Selected = null;
                bool Found = false;
                for (int i = 0; i < polygons.Count && !Found; i++)
                {
                    if (polygons[i].IsInside(e.Location))
                    {
                        Found    = true;
                        Selected = polygons[i];
                    }
                }
                for (int i = 0; i < circles.Count && !Found; i++)
                {
                    if (circles[i].IsInside(e.Location))
                    {
                        Found    = true;
                        Selected = circles[i];
                    }
                }
                break;

            case modes.Move:
                IsMouseDown     = true;
                CurrentMoveMode = moveModes.None;
                Circle sc = Selected as Circle;
                if (sc != null)
                {
                    if ((Math.Abs(e.X - sc.center.X) < 10 && Math.Abs(e.Y - sc.center.Y) < 10))
                    {
                        AddAction(new CircleAction("Przesuniecie kola", modes.Move, moveModes.Point, sc.SolidBrush, circles.FindIndex(cc4 => cc4 == sc), sc.center, Point.Empty, 0, 0));
                        CurrentMoveMode = moveModes.Point;
                    }
                    else
                    {
                        AddAction(new CircleAction("Zmiana promienia kola", modes.Move, moveModes.Radius, sc.SolidBrush, circles.FindIndex(cc5 => cc5 == sc), Point.Empty, Point.Empty, sc.radius, 0));
                        CurrentMoveMode = moveModes.Radius;
                    }
                }
                Polygon p = Selected as Polygon;
                if (p != null)
                {
                    bool Found1 = false;
                    for (int i = 0; i < p.points.Count && !Found1; i++)     //przesuwanie wierzcholka
                    {
                        if ((Math.Abs(e.X - p.points[i].X) < 10 && Math.Abs(e.Y - p.points[i].Y) < 10))
                        {
                            Found1 = true;
                            AddAction(new PolygonMovePointAction("Przesuniecie wierzcholka", polygons.FindIndex(cc6 => cc6 == p), i, p.points[i], Point.Empty));
                            CurrentMoveMode = moveModes.Point;
                            WhichPoint      = i;
                        }
                    }
                    if (!Found1)
                    {
                        bool FoundEdge = false;
                        for (int i = 0; i < p.points.Count && !FoundEdge; i++)     //przesuwanie krawedzi
                        {
                            if (Math.Abs(
                                    Math.Sqrt(
                                        (e.X - p.points[i].X) * (e.X - p.points[i].X) + (e.Y - p.points[i].Y) * (e.Y - p.points[i].Y)
                                        ) + Math.Sqrt(
                                        (e.X - p.points[(i + 1) % p.points.Count].X) * (e.X - p.points[(i + 1) % p.points.Count].X) +
                                        (e.Y - p.points[(i + 1) % p.points.Count].Y) * (e.Y - p.points[(i + 1) % p.points.Count].Y)
                                        ) - Math.Sqrt(
                                        (p.points[i].X - p.points[(i + 1) % p.points.Count].X) * (p.points[i].X - p.points[(i + 1) % p.points.Count].X) +
                                        (p.points[i].Y - p.points[(i + 1) % p.points.Count].Y) * (p.points[i].Y - p.points[(i + 1) % p.points.Count].Y)
                                        )
                                    ) < 10)
                            {
                                FoundEdge = true;
                                AddAction(new PolygonMoveEdgeAction("Przesuniecie krawedzi", polygons.FindIndex(cc7 => cc7 == p), i, p.points[i], Point.Empty, p.points[(i + 1) % p.points.Count], Point.Empty));
                                CurrentMoveMode = moveModes.Edge;
                                WhichPoint      = i;
                            }
                        }
                        if (!FoundEdge)     //przesuwanie wielokata
                        {
                            AddAction(new PolygonMoveWholeAction("Przesuniecie wielokata", polygons.FindIndex(cc8 => cc8 == p), p.Middle(), Point.Empty));
                            CurrentMoveMode = moveModes.Polygon;
                        }
                    }
                }
                break;

            case modes.AddVertice:
                Polygon p1 = Selected as Polygon;
                if (p1 != null)
                {
                    bool FoundEdge = false;
                    for (int i = 0; i < p1.points.Count && !FoundEdge; i++)
                    {
                        int a = (int)Math.Abs(
                            Math.Sqrt(
                                (e.X - p1.points[i].X) * (e.X - p1.points[i].X) + (e.Y - p1.points[i].Y) * (e.Y - p1.points[i].Y)
                                ) + Math.Sqrt(
                                (e.X - p1.points[(i + 1) % p1.points.Count].X) * (e.X - p1.points[(i + 1) % p1.points.Count].X) +
                                (e.Y - p1.points[(i + 1) % p1.points.Count].Y) * (e.Y - p1.points[(i + 1) % p1.points.Count].Y)
                                ) - Math.Sqrt(
                                (p1.points[i].X - p1.points[(i + 1) % p1.points.Count].X) * (p1.points[i].X - p1.points[(i + 1) % p1.points.Count].X) +
                                (p1.points[i].Y - p1.points[(i + 1) % p1.points.Count].Y) * (p1.points[i].Y - p1.points[(i + 1) % p1.points.Count].Y)
                                )
                            );
                        if (a < 10)
                        {
                            FoundEdge = true;
                            p1.points.Insert(i + 1, e.Location);
                            AddAction(new PolygonAddVerticeAction("Dodanie wierzcholka", polygons.FindIndex(cc9 => cc9 == p1), i + 1, Point.Empty, e.Location));
                        }
                    }
                }
                break;
            }
            Refresh();
        }