def graphics_3D_elements(self, **options) -> list:
"""Iterates over self.elements to convert each item.
The list of converted items is returned.
"""
result = []
for element in self.elements:
format_fn = lookup_method(element, "json")
result += format_fn(element)
# print("### json Graphics3DElements", result)
return result
add_conversion_fn(Graphics3DElements, graphics_3D_elements)
def arrow_3d_box(self):
"""
Compact (lower-level) JSON formatting of a Arrow3DBox.
"""
# TODO: account for arrow widths and style
color = self.edge_color.to_rgba()
data = convert_coord_collection(self.lines, "arrow", color)
# print("### json Arrow3DBox", data)
return data
add_conversion_fn(Arrow3DBox, arrow_3d_box)
yield "--cycle"
l = self.style.get_line_width(face_element=self.face_element)
pen = asy_create_pens(
edge_color=self.edge_color,
face_color=self.face_color,
stroke_width=l,
is_face_element=self.face_element,
)
command = "filldraw" if self.face_element else "draw"
asy = "%s(%s, %s);" % (command, "".join(path(self.face_element)), pen)
# print("### arcbox", asy)
return asy
add_conversion_fn(_ArcBox, arcbox)
def arrow_box(self, **options) -> str:
width = self.style.get_line_width(face_element=False)
pen = asy_create_pens(edge_color=self.edge_color, stroke_width=width)
polyline = self.curve.make_draw_asy(pen)
arrow_pen = asy_create_pens(face_color=self.edge_color, stroke_width=width)
def polygon(points):
yield "filldraw("
yield "--".join(["(%.5g,%5g)" % xy for xy in points])
yield "--cycle, % s);" % arrow_pen
extent = self.graphics.view_width or 0
def graphics_3D_elements(self, **options):
result = []
for element in self.elements:
format_fn = lookup_method(element, "json")
if format_fn is None:
result += element.to_json()
else:
result += format_fn(element)
# print("### json Graphics3DElements", result)
return result
add_conversion_fn(Graphics3DElements, graphics_3D_elements)
def cylinder_3d_box(self):
face_color = self.face_color
if face_color is not None:
face_color = face_color.to_js()
return [{
"type": "cylinder",
"coords": [coords.pos() for coords in self.points],
"radius": self.radius,
"faceColor": face_color,
}]
add_conversion_fn(Cylinder3DBox, cylinder_3d_box)