public bool Toca(Point pos)
{
Rectangle mouse = new Rectangle(pos.X, pos.Y, 3, 3);
Rectangle pix = new Rectangle(Source.Position.X, Source.Position.Y, 1, 1);
PointF p1 = Punto(-50, 1);
PointF p2 = Punto(-140, 1);
int x1 = Source.Position.X;
int y1 = Source.Position.Y;
int x2 = Destiny.Position.X;
int y2 = Destiny.Position.Y;
int dx = x2 - x1; //nodo origen y destino
int dy = y2 - y1; //nodo origen y destino
if (Math.Abs(dx) > Math.Abs(dy)) // si esta 90 grados hasta 46
{
float m = (float)dy / (float)dx;
if (m == 0)
{
}
float b = y1 - m * x1;
if (dx < 0)
{
dx = -1;
}
else
{
dx = 1;
}
while (x1 != x2) //calcula las pendientes de toda la linea
{
x1 += dx;
y1 = (int)Math.Round(m * x1 + b);
pix.X = x1;
pix.Y = y1;
if (mouse.IntersectsWith(pix))
{
return(true);
}
}
}
else
{
if (dy != 0) // si esta de 45 a 0 grados
{
float m = (float)dx / (float)dy;
float b = x1 - m * y1;
if (dy < 0)
{
dy = -1;
}
else
{
dy = 1;
}
while (y1 != y2)
{
y1 += dy;
x1 = (int)Math.Round(m * y1 + b);
pix.X = x1;
pix.Y = y1;
if (mouse.IntersectsWith(pix))
{
return(true);
}
}
}
}
if (Destiny == Source) // si oreja
{
List <double> ptList = new List <double>();
Bezier bc = new Bezier();
ptList.Add(p1.X);
ptList.Add(p1.Y);
ptList.Add(p1.X + 20);
ptList.Add(p1.Y - 50);
ptList.Add(p1.X - 50);
ptList.Add(p1.Y - 50);
ptList.Add(p2.X);
ptList.Add(p2.Y);
const int Puntos = 200;
double[] ptind = new double[ptList.Count];
double[] p = new double[Puntos];
ptList.CopyTo(ptind, 0);
bc.Bezier2D(ptind, (Puntos) / 2, p);
for (int i = 1; i != Puntos - 1; i += 2)
{
if (mouse.IntersectsWith(new Rectangle((int)p[i + 1], (int)p[i], 10, 10)))
{
return(true);
}
}
}
return(false);
}
public bool toca(Point pos)
{
Rectangle mouse = new Rectangle(pos.X, pos.Y, 3, 3);
Rectangle pix = new Rectangle(Origen.POS.X, Origen.POS.Y, 3, 3);
PointF p1 = Punto(-50, 1);
PointF p2 = Punto(-140, 1);
int x0 = Origen.POS.X;
int y0 = Origen.POS.Y;
int x1 = Destino.POS.X;
int y1 = Destino.POS.Y;
int dx = Destino.POS.X - Origen.POS.X;
int dy = Destino.POS.Y - Origen.POS.Y;
if (Math.Abs(dx) > Math.Abs(dy))
{
float m = (float)dy / (float)dx;
float b = y0 - m * x0;
if (dx < 0)
{
dx = -1;
}
else
{
dx = 1;
}
while (x0 != x1)
{
x0 += dx;
y0 = (int)Math.Round(m * x0 + b);
pix.X = x0;
pix.Y = y0;
if (mouse.IntersectsWith(pix))
{
return(true);
}
}
}
else
if (dy != 0)
{
float m = (float)dx / (float)dy;
float b = x0 - m * y0;
if (dy < 0)
{
dy = -1;
}
else
{
dy = 1;
}
while (y0 != y1)
{
y0 += dy;
x0 = (int)Math.Round(m * y0 + b);
pix.X = x0;
pix.Y = y0;
if (mouse.IntersectsWith(pix))
{
return(true);
}
}
}
if (Destino == Origen)
{
List <double> ptList = new List <double>();
Bezier bc = new Bezier();
ptList.Add(p1.X);
ptList.Add(p1.Y);
ptList.Add(p1.X + 20);
ptList.Add(p1.Y - 50);
ptList.Add(p1.X - 50);
ptList.Add(p1.Y - 50);
ptList.Add(p2.X);
ptList.Add(p2.Y);
const int Puntos = 200;
double[] ptind = new double[ptList.Count];
double[] p = new double[Puntos];
ptList.CopyTo(ptind, 0);
bc.Bezier2D(ptind, (Puntos) / 2, p);
for (int i = 1; i != Puntos - 1; i += 2)
{
if (mouse.IntersectsWith(new Rectangle((int)p[i + 1], (int)p[i], 10, 10)))
{
return(true);
}
}
}
else
{
p1 = Punto(1, 2);
p2 = Punto(1, 3);
List <double> ptList = new List <double>();
Bezier bc = new Bezier();
ptList.Add(Origen.POS.X);
ptList.Add(Origen.POS.Y);
ptList.Add(p1.X);
ptList.Add(p1.Y);
ptList.Add(p2.X);
ptList.Add(p2.Y);
ptList.Add(destino.POS.X);
ptList.Add(destino.POS.Y);
const int Puntos = 200;
double[] ptind = new double[ptList.Count];
double[] p = new double[Puntos];
ptList.CopyTo(ptind, 0);
bc.Bezier2D(ptind, (Puntos) / 2, p);
for (int i = 1; i != Puntos - 1; i += 2)
{
if (mouse.IntersectsWith(new Rectangle((int)p[i + 1], (int)p[i], 10, 10)))
{
return(true);
}
}
}
return(false);
}