def __init__(self, style=None, x=0, y=0, r1=80, r2=None):
if r2 == None:
r2 = r1
super(Ellipse, self).__init__(style, Point(x, y))
pathitems = []
p1 = Point(x - r1, y)
p2 = Point(x, y - r2)
p3 = Point(x + r1, y)
p4 = Point(x, y + r2)
self.path = metapost.path.path(
[
smoothknot(*p1.toTuple()),
tensioncurve(),
smoothknot(*p2.toTuple()),
tensioncurve(),
smoothknot(*p3.toTuple()),
tensioncurve(),
smoothknot(*p4.toTuple()),
tensioncurve(),
]
)
self.addJointPoint(Point(x - r1, y))
self.addJointPoint(Point(x, y - r2))
self.addJointPoint(Point(x + r1, y))
self.addJointPoint(Point(x, y + r2))
def drawSin(y):
x = -0.3
pg1, pg2, pg3 = (0 + 8 * x*scale, sin(0 + x*scale)*0.3+y), (1 + 8 * x*scale, sin(1 + x*scale)*0.3+y), (2 + 8 * x*scale, sin(2 + x*scale)*0.3+y)
pg4, pg5, pg6 = (3 + 8 * x+(scale), sin(3 + x+(scale))*0.3+y), (4 + 8 * x+(scale), sin(4 + x+(scale))*0.3+y), (5 + 8 * x+(scale), sin(5 + x+(scale))*0.3+y)
path = metapost.path.path([
beginknot(*pg1), tensioncurve(), smoothknot(*pg2), tensioncurve(),
smoothknot(*pg3), tensioncurve(), smoothknot(*pg4), tensioncurve(),
smoothknot(*pg5), tensioncurve(), endknot(*pg6)])
return path
def draw(self, canvas):
edgepath = pyx.metapost.path.path([
beginknot(*self.start_point), tensioncurve(),
smoothknot(*self.mid_point), tensioncurve(),
endknot(*self.end_point)
])
canvas.stroke(edgepath,
[pyx.style.linewidth(self.thickness), pyx.color.rgb(*self.colour), pyx.color.transparency(
1-self.alpha)])
def __init__(self, style=None, pos=None): if pos==None : pos = self.getDefaultPoints(); super(TensionCurve, self).__init__(style, Point.center(*pos)); pathitems = [] i = 0 for p in pos: if i == 0: pathitems.append(beginknot(*pos[0].toTuple())) elif i == len(pos) - 1: pathitems.append(tensioncurve()) pathitems.append(endknot(*pos[i].toTuple())) else: pathitems.append(tensioncurve()) pathitems.append(smoothknot(*pos[i].toTuple())) i += 1 self.path = metapost.path.path(pathitems)
(2.6, 0),
(3.5, -0.2),
(4.8, 0.),
(5.0, 0.2),
(5.2, 0.),
(3.5, -0.4),
(2.3, 0.),
(1.5, 0.2),
(1.2, 0.),
(1., -0.2),
]
items = []
for i, p in enumerate(points):
px, py = p
items.append(smoothknot(px*dx, py*dy))
items.append(tensioncurve())
c.stroke(metapost.path.path(items),
[trafo.translate(tx0, ty0), green, style.linewidth.Thick,
style.linestyle.dashed])
y -= 6*dr
c.text(x, y,
r"""
In tree notation:
""",
[text.parbox(dw-2*m),])
y -= 2*dr
from pyx import *
from pyx.metapost.path import beginknot, endknot, smoothknot, tensioncurve
p1, p2, p3, p4, p5 = (0, 0), (2, 1.33), (1.3, 3), (0.33, 2.33), (1, 1.67)
openpath = metapost.path.path([
beginknot(*p1),
tensioncurve(),
smoothknot(*p2),
tensioncurve(),
smoothknot(*p3),
tensioncurve(),
smoothknot(*p4),
tensioncurve(),
endknot(*p5)
])
closedpath = metapost.path.path([
smoothknot(*p1),
tensioncurve(),
smoothknot(*p2),
tensioncurve(),
smoothknot(*p3),
tensioncurve(),
smoothknot(*p4),
tensioncurve(),
smoothknot(*p5),
tensioncurve()
])
c = canvas.canvas()
for p in [p1, p2, p3, p4, p5]:
c.fill(path.circle(p[0], p[1], 0.05), [color.rgb.red])
c.fill(path.circle(p[0], p[1], 0.05),
from pyx.metapost.path import beginknot, roughknot, endknot, smoothknot, tensioncurve
styll = [style.linewidth(0.4), style.linecap.round, color.cmyk.Green]
drawpath = path.line(0, -2, 6, -2)
drawpath2 = path.line(0, -1, 6, -1)
drawpath3 = path.line(0, -3, 6, -3)
drawpath4 = path.line(0, -4, 6, -4)
c = canvas.canvas()
p1, p2, p3, p4, p5, p6, p7, p8, p9, p10 = (1, -1), (2, -1.5), (3, -1), (
4, -1.7), (3.2, -2.6), (4, -3.5), (3, -4.5), (2, -4), (1, -4.5), (0, -3)
o1, o2, o3, o4 = (3, 0), (2.66, -0.66), (2, -1), (2.33, -0.33)
tail = metapost.path.path([
beginknot(*o1),
tensioncurve(),
smoothknot(*o2),
tensioncurve(),
roughknot(*o3),
tensioncurve(),
smoothknot(*o4),
tensioncurve(),
endknot(*o1)
])
apple = metapost.path.path([
beginknot(*p6),
tensioncurve(),
smoothknot(*p7),
tensioncurve(),
smoothknot(*p8),
tensioncurve(),
smoothknot(*p9),
from pyx.metapost.path import beginknot,roughknot,endknot,smoothknot,tensioncurve
styll = [style.linewidth(0.4), style.linecap.round, color.cmyk.Green]
drawpath = path.line(-1,-1.3, 7,-1.3)
drawpath2 = path.line(-1,-1.9, 6,-1.9)
drawpath3 = path.line(-1,-2.3, 6,-2.3)
drawpath4 = path.line(-1,-2.8, 6,-2.8)
drawpath5 = path.line(0,-3.5, 6,-3.5)
drawpath6 = path.line(0,-4.1, 6,-4.1)
purple = "#9370D8"
c=canvas.canvas()
p1,p2,p3,p4,p5,p6,p7,p8,p9,p10 = (1,-1),(2,-1.2),(3.5,-1),(4,-1.5),(3.2,-2),(4,-3.5),(3,-4.1),(2,-4),(1,-4),(0,-3)
o1,o2,o3,o4= (3,0),(2.66,-0.66),(2,-1),(2.33,-0.4),
ogon = metapost.path.path([
beginknot(*o1),tensioncurve(),smoothknot(*o2),tensioncurve(),
roughknot(*o3),tensioncurve(), smoothknot(*o4),tensioncurve(),
endknot(*o1)])
apple = metapost.path.path([
beginknot(*p6),tensioncurve(),smoothknot(*p7),tensioncurve(),smoothknot(*p8),tensioncurve(),smoothknot(*p9),tensioncurve(),
smoothknot(*p10),tensioncurve(),smoothknot(*p1),tensioncurve(),smoothknot(*p2),tensioncurve(),smoothknot(*p3),tensioncurve(),
roughknot(*p4),tensioncurve(), smoothknot(*p5),tensioncurve(),
endknot(*p6)])
c1=canvas.canvas([canvas.clip(apple)])
c1.stroke(drawpath, [color.rgbfromhexstring("#60bb44"), style.linewidth(1.0)])
c1.stroke(drawpath2, [color.rgbfromhexstring("#fcb827"),style.linewidth(1.0)])
c1.stroke(drawpath3, [color.rgbfromhexstring("#f6821f"),style.linewidth(1.0)])
c1.stroke(drawpath4, [color.rgbfromhexstring("#e03a3c"),style.linewidth(1.0)])
c1.stroke(drawpath5, [color.rgbfromhexstring("#953d94"),style.linewidth(1.0)])
c1.stroke(drawpath6, [color.rgbfromhexstring("#009edd"),style.linewidth(1.0)])
from pyx import *
from pyx.metapost.path import beginknot, roughknot, endknot, smoothknot, tensioncurve
c = canvas.canvas()
p = [(1, -1), (2, -1.5), (3, -1), (4, -1.8), (3.1, -2.5), (4, -3.5), (3, -4.5),
(2, -4), (1, -4.5), (0, -3)]
apple = metapost.path.path([
beginknot(*p[5]),
tensioncurve(),
smoothknot(*p[6]),
tensioncurve(),
smoothknot(*p[7]),
tensioncurve(),
smoothknot(*p[8]),
tensioncurve(),
smoothknot(*p[9]),
tensioncurve(),
smoothknot(*p[0]),
tensioncurve(),
smoothknot(*p[1]),
tensioncurve(),
smoothknot(*p[2]),
tensioncurve(),
smoothknot(*p[3]),
tensioncurve(),
smoothknot(*p[4]),
tensioncurve(),
endknot(*p[5])
])
o = [(3, 0), (2.66, -0.66), (2, -1), (2.33, -0.33)]
from pyx import *
from pyx.metapost.path import beginknot, endknot, smoothknot, tensioncurve
c = canvas.canvas()
tylda1 = metapost.path.path([
beginknot(*(90, -120)),
tensioncurve(),
smoothknot(*(125, -115)),
tensioncurve(),
smoothknot(*(160, -130)),
tensioncurve(),
smoothknot(*(190, -115)),
tensioncurve(1.5),
endknot(*(90, -120))
])
tylda2 = metapost.path.path([
beginknot(*(90, -120)),
tensioncurve(),
smoothknot(*(125, -115)),
tensioncurve(),
smoothknot(*(160, -130)),
tensioncurve(),
smoothknot(*(190, -115)),
tensioncurve(1.5),
endknot(*(90, -120))
])
c.fill(tylda1, [
style.linewidth(0.1), color.cmyk.Orange,
trafo.scale(sx=0.1, sy=0.1), color.rgb.blue,
trafo.mirror(180),
trafo.mirror(90)
])
path.lineto(62,108),path.lineto(62,0),
path.closepath())
pret2 = path.path(path.moveto(186,0),path.lineto(186,108),
path.lineto(214,108),path.lineto(214,0),
path.closepath())
kulka = path.circle(123,-240,35)
kabel = path.path(path.moveto(102,-240),path.lineto(102,-360),
path.lineto(144,-360),path.lineto(144,-240),
path.closepath())
wycinek = path.path(path.arc(123, -130, 85, 0, 270))
tylda = metapost.path.path([
beginknot(*(90,-135)), tensioncurve(), smoothknot(*(125,-115)), tensioncurve(),
smoothknot(*(160,-140)), tensioncurve(), endknot(*(190,-120))])
c.stroke(pret1, black)
c.stroke(pret2, black)
c.stroke(kulka, black)
c.stroke(kabel, black)
c.stroke(body, black)
c.stroke(wycinek, wycinek_blue)
c.stroke(tylda, tylda_orange)
c.writePDFfile('wtyczka.pdf')
from pyx import *
from pyx.metapost.path import beginknot, endknot, smoothknot, tensioncurve
p1, p2, p3, p4, p5 = (0, 0), (2, 1.33), (1.3, 3), (0.33, 2.33), (1, 1.67)
openpath = metapost.path.path([
beginknot(*p1), tensioncurve(), smoothknot(*p2), tensioncurve(),
smoothknot(*p3), tensioncurve(), smoothknot(*p4), tensioncurve(),
endknot(*p5)])
closedpath = metapost.path.path([
smoothknot(*p1), tensioncurve(), smoothknot(*p2), tensioncurve(),
smoothknot(*p3), tensioncurve(), smoothknot(*p4), tensioncurve(),
smoothknot(*p5), tensioncurve()])
c = canvas.canvas()
for p in [p1, p2, p3, p4, p5]:
c.fill(path.circle(p[0], p[1], 0.05), [color.rgb.red])
c.fill(path.circle(p[0], p[1], 0.05), [color.rgb.red, trafo.translate(2, 0)])
c.stroke(openpath)
c.stroke(closedpath, [trafo.translate(2, 0)])
c.writeEPSfile("metapost")
c.writePDFfile("metapost")
c.writeSVGfile("metapost")
path.closepath())
lewy_czerwony = path.path(path.moveto(102, -8), path.lineto(8, -8),
path.lineto(8, -192), path.lineto(102, -192),
path.closepath())
prawy_niebieski = path.path(path.moveto(180, -8), path.lineto(275, -8),
path.lineto(275, -192), path.lineto(180, -192),
path.closepath())
pusty_srodek = path.circle(141, -100, 98)
lezka_gora = metapost.path.path([
beginknot(64, -56),
tensioncurve(),
smoothknot(100, -21),
tensioncurve(),
smoothknot(141, -10),
tensioncurve(),
smoothknot(185, -21),
tensioncurve(),
endknot(225, -70),
beginknot(225, -70),
tensioncurve(),
smoothknot(180, -56),
tensioncurve(),
smoothknot(142, -60),
tensioncurve(),
smoothknot(100, -66),
tensioncurve(),
endknot(64, -56)
