def show(self, surface, position):
"""Show the pixel on screen."""
x, y = position
sx, sy = self.size
p1 = Point(x, y)
p2 = Point(x + sx, y)
p3 = Point(x + sx, y + sy)
p4 = Point(x, y + sy)
points = [p1, p2, p3, p4]
form = Form(points, fill=True, area_color=self.color, point_show=False)
form.show(surface)
#print(line|segment)
import mycolors
import math
ps = [Point(-1, -1), Point(1, -1), Point(1, 1), Point(-1, 1)]
f = Form(ps)
while surface.open:
surface.check()
surface.control()
surface.clear()
surface.show()
position = tuple(surface.point())
p = Point(*position)
h = HalfLine(p, 0)
ps = f.crossHalfLine(h)
print(ps)
f.color = mycolors.WHITE
if p in f:
f.color = mycolors.RED
if len(ps) % 2 == 1:
f.color = mycolors.ORANGE
h.show(surface)
f.show(surface)
surface.flip()
