public static Drawable ChangeDefStyles(Drawable d, GraphicsStyle s)
{
return((p, g, sty) =>
{
sty = sty ?? s;
d(p, g, sty);
});
}
public static Drawable MakeCenteredRectangle(Particle whr, GraphicsStyle def)
{
return((Particle p, Graphics g, GraphicsStyle sty) =>
{
sty = sty ?? def;
whr.Time = p.Time;
Vector <double> ul = p.CurrentPosition - whr.CurrentPosition;
Vector <double> lw = 2 * whr.CurrentPosition;
Vector <int> uli = ul.Map(x => (int)x);
Vector <int> lwi = lw.Map(x => (int)x);
Rectangle r = new Rectangle(uli[0], uli[1], lwi[0], lwi[1]);
if (sty.Brush != null)
{
g.FillRectangle(sty.Brush, r);
}
if (sty.Pen != null)
{
g.DrawRectangle(sty.Pen, r);
}
});
}
public static Drawable MakeEllipse(Particle rad, GraphicsStyle def = null)
{
def = def ?? GraphicsStyle.DEFAULT;
return((Particle p, Graphics g, GraphicsStyle sty) =>
{
sty = sty ?? def;
rad.Time = p.Time;
Vector <double> ul = p.CurrentPosition - rad.CurrentPosition;
Vector <double> lw = 2 * rad.CurrentPosition;
Vector <int> uli = ul.Map(x => (int)x);
Vector <int> lwi = lw.Map(x => (int)x);
Rectangle r = new Rectangle(uli[0], uli[1], lwi[0], lwi[1]);
if (sty.Brush != null)
{
g.FillEllipse(sty.Brush, r);
}
if (sty.Pen != null)
{
g.DrawEllipse(sty.Pen, r);
}
});
}
public static Drawable MakeCircle(double rad, GraphicsStyle def = null)
{
return(MakeEllipse(new Particle(x => rad, y => rad), def));
}