def show(self, surface, p=50):
"""Show the bezier curve on the surface."""
points = [self(i / p) for i in range(p + 1)]
segments = [Segment(points[i], points[i + 1]) for i in range(p)]
self.showPoints(surface, points)
self.showSegments(surface, segments)
def getSegments(self):
"""Return the segments of the trajectory of the curve."""
return [
Segment(points[i], points[i + 1])
for i in range(len(self.points) - 1)
]
def random(cls, **kwargs):
"""Return a random slider."""
s = Segment.random(**kwargs)
return cls(*s.points)
def __contains__(self, position):
"""Determine if the position is on the slider."""
b1 = Segment.__contains__(self, position, e=self.error)
b2 = (position in self.cursor)
return b1 or b2
from myabstract import Segment,Point,Vector
from mysurface import Surface
import mycolors
p1=Point(-1,-1)
p2=Point(1,1)
p3=Point(0,1)
s1=Segment(p1,p2,width=3)
s2=Segment(p2,p3,width=3)
e=10e-10
surface=Surface()
while surface.open:
surface.check()
surface.control()
surface.clear()
surface.show()
p=Point(list(surface.point()))
#if p in surface:
s1.p2=p
if s1.crossSegment(s2):
s1.color=mycolors.RED
s2.color=mycolors.RED
else:
s1.color=mycolors.WHITE
s2.color=mycolors.WHITE
l1=s1.getLine()
from myabstract import Segment s = Segment.random() print(s) print(s(0)) print(s(1))
def getSegments(self):
"""Return the segments that connect the points with their connections."""
return [Segment(self.points[c[0]], self.points[c[1]],\
color=self.segment_color) for c in self.connections]