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 __init__(self, style=None, x=0, y=0, width=80, height=60, border_radius=5):
super(RoundedRect, self).__init__(style, Point(x, y))
p1 = Point(x - width / 2.0, y - height / 2.0)
p2 = Point(x + width / 2.0, y - height / 2.0)
p3 = Point(x + width / 2.0, y + height / 2.0)
p4 = Point(x - width / 2.0, y + height / 2.0)
self.addJointPoint(Point.center(p1, p2))
self.addJointPoint(Point.center(p2, p3))
self.addJointPoint(Point.center(p3, p4))
self.addJointPoint(Point.center(p1, p4))
p1_r1 = Point(p1.x, p1.y + border_radius)
p1_r2 = Point(p1.x, p1.y + 1 / 2.0 * border_radius)
p1_r3 = Point(p1.x + 1 / 2.0 * border_radius, p1.y)
p1_r4 = Point(p1.x + border_radius, p1.y)
p2_r1 = Point(p2.x - border_radius, p2.y)
p2_r2 = Point(p2.x - 1 / 2.0 * border_radius, p2.y)
p2_r3 = Point(p2.x, p2.y + 1 / 2.0 * border_radius)
p2_r4 = Point(p2.x, p2.y + border_radius)
p3_r1 = Point(p3.x, p3.y - border_radius)
p3_r2 = Point(p3.x, p3.y - 1 / 2.0 * border_radius)
p3_r3 = Point(p3.x - 1 / 2.0 * border_radius, p3.y)
p3_r4 = Point(p3.x - border_radius, p3.y)
p4_r1 = Point(p4.x + border_radius, p4.y)
p4_r2 = Point(p4.x + 1 / 2.0 * border_radius, p4.y)
p4_r3 = Point(p4.x, p4.y - 1 / 2.0 * border_radius)
p4_r4 = Point(p4.x, p4.y - border_radius)
pathitems = []
pathitems.append(path.moveto(p1_r1.x, p1_r1.y))
pathitems.append(path.curveto(p1_r2.x, p1_r2.y, p1_r3.x, p1_r3.y, p1_r4.x, p1_r4.y))
pathitems.append(path.lineto(p2_r1.x, p2_r1.y))
pathitems.append(path.curveto(p2_r2.x, p2_r2.y, p2_r3.x, p2_r3.y, p2_r4.x, p2_r4.y))
pathitems.append(path.lineto(p3_r1.x, p3_r1.y))
pathitems.append(path.curveto(p3_r2.x, p3_r2.y, p3_r3.x, p3_r3.y, p3_r4.x, p3_r4.y))
pathitems.append(path.lineto(p4_r1.x, p4_r1.y))
pathitems.append(path.curveto(p4_r2.x, p4_r2.y, p4_r3.x, p4_r3.y, p4_r4.x, p4_r4.y))
pathitems.append(path.closepath())
self.path = path.path(*pathitems)
def __init__(self, style=None, x=0, y=0, width=100, height=80):
super(Rectangle, self).__init__(style, Point(x, y))
p1 = Point(x - width / 2.0, y - height / 2.0)
p2 = Point(x + width / 2.0, y - height / 2.0)
p3 = Point(x + width / 2.0, y + height / 2.0)
p4 = Point(x - width / 2.0, y + height / 2.0)
self.addJointPoint(p1)
self.addJointPoint(p2)
self.addJointPoint(p3)
self.addJointPoint(p4)
self.addJointPoint(Point.center(p1, p2))
self.addJointPoint(Point.center(p2, p3))
self.addJointPoint(Point.center(p3, p4))
self.addJointPoint(Point.center(p1, p4))
polygon = Polygon(self.style, (p1, p2, p3, p4))
self.addShape(polygon)
def __init__( self, style = None, p1 = Point(0, 0), p2 = Point(20, 20) ): super(StraightLine, self).__init__(style, Point.center(p1, p2)); pathitems = []; pathitems.append(path.moveto(p1.x, p1.y)); pathitems.append(path.lineto(p2.x, p2.y)); self.path = path.path(*pathitems);
def __init__(self, style = None, pos = None): if pos == None: pos = self.getDefaultPoints(); super(Polyline, self).__init__(style, Point.center(*pos)); pathitems = []; pathitems.append(path.moveto(pos[0].x, pos[0].y)); self.addJointPoint(Point(pos[0].x, pos[0].y)); for i in range(len(pos)-1): pathitems.append( path.lineto(pos[i+1].x, pos[i+1].y) ) self.addJointPoint( Point(pos[i+1].x, pos[i+1].y)); self.path = path.path(*pathitems);
def __init__(self, style=None, pos=None):
if pos == None:
pos = (Point(0, 0), Point(100, 50), Point(200, 30), Point(150, 100), Point(50, 70))
super(Polygon, self).__init__(style, Point.center(*pos))
pathitems = []
pathitems.append(path.moveto(pos[0].x, pos[0].y))
self.addJointPoint(Point(pos[0].x, pos[0].y))
for i in range(len(pos) - 1):
pathitems.append(path.lineto(pos[i + 1].x, pos[i + 1].y))
self.addJointPoint(Point(pos[i + 1].x, pos[i + 1].y))
pathitems.append(path.closepath())
self.path = path.path(*pathitems)
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)
def __init__(
self,
style = None,
pos = None,
firstFold = 'x'
):
if pos == None:
pos = self.getDefaultPoints();
super(ElbowLine, self).__init__(style, Point.center(*pos));
corners = []
corners.append(pos[0]);
self.addJointPoint(pos[0]);
nextFold = firstFold
for i in range(len(pos)-1):
p = Point(0,0)
self.addJointPoint(pos[i+1]);
if nextFold == 'x':
p = Point(
pos[i+1].x,
pos[i].y
)
nextFold = 'y'
elif nextFold == 'y':
p = Point(
pos[i].x,
pos[i+1].y
)
nextFold = 'x'
else:
raise ValueError("First fold can only be 'x' or 'y'")
corners.append(p)
self.addJointPoint(p);
corners.append(pos[-1]);
self.addShape(
Polyline(self.style, corners)
)
