def association_item_inline_editor(item, view, pos=None) -> bool:
"""Text edit support for Named items."""
@transactional
def update_text(text):
item.subject.name = text
return True
@transactional
def update_end_text(text):
assert end_item
UML.parse(end_item.subject, text)
return True
subject = item.subject
if not subject:
return False
end_item = None
if pos and distance_point_point_fast(item.handles()[0].pos, pos) < 50:
end_item = item.head_end
elif pos and distance_point_point_fast(item.handles()[-1].pos, pos) < 50:
end_item = item.tail_end
if end_item:
text = (
UML.format(
end_item.subject,
visibility=True,
is_derived=True,
type=True,
multiplicity=True,
default=True,
)
or ""
)
def escape():
assert end_item
UML.parse(end_item.subject, text)
entry = popup_entry(text, update_end_text)
bb = end_item.name_bounds
x, y = view.get_matrix_i2v(item).transform_point(bb.x, bb.y)
box = Rectangle(x, y, 10, 10)
else:
text = item.subject.name or ""
def escape():
item.subject.name = text
entry = popup_entry(text, update_text)
box = editable_text_box(view, view.hovered_item)
show_popover(entry, view, box, escape)
return True
def split(self, pos):
item = self.item
handles = item.handles()
x, y = self.view.get_matrix_v2i(item).transform_point(*pos)
for h1, h2 in zip(handles, handles[1:]):
xp = old_div((h1.pos.x + h2.pos.x), 2)
yp = old_div((h1.pos.y + h2.pos.y), 2)
if distance_point_point_fast((x, y), (xp, yp)) <= 4:
segment = handles.index(h1)
handles, ports = self.split_segment(segment)
return handles and handles[0]
def split(self, pos):
item = self.item
handles = item.handles()
x, y = self.view.get_matrix_v2i(item).transform_point(*pos)
for h1, h2 in zip(handles, handles[1:]):
xp = (h1.pos.x + h2.pos.x) / 2
yp = (h1.pos.y + h2.pos.y) / 2
if distance_point_point_fast((x,y), (xp, yp)) <= 4:
segment = handles.index(h1)
handles, ports = self.split_segment(segment)
return handles and handles[0]
def split(self, pos):
item = self.item
handles = item.handles()
x, y = item.matrix_i2c.inverse().transform_point(*pos)
for h1, h2 in zip(handles, handles[1:]):
xp = (h1.pos.x + h2.pos.x) / 2
yp = (h1.pos.y + h2.pos.y) / 2
if distance_point_point_fast((x, y), (xp, yp)) <= 4:
segment = handles.index(h1)
handles, ports = self.split_segment(segment)
return handles and handles[0]
def find(item):
""" Find item's handle at pos """
v2i = self.get_matrix_v2i(item)
d = distance_point_point_fast(v2i.transform_distance(0, distance))
x, y = v2i.transform_point(*pos)
for h in item.handles():
if not h.movable:
continue
hx, hy = h.pos
if -d < (hx - x) < d and -d < (hy - y) < d:
return h
def item_at(self, x, y):
if distance_point_point_fast(self._handles[0].pos, (x, y)) < 10:
return self._head_end
elif distance_point_point_fast(self._handles[-1].pos, (x, y)) < 10:
return self._tail_end
return self
def item_at(self, x, y):
if distance_point_point_fast(self._handles[0].pos, (x, y)) < 10:
return self._head_end
elif distance_point_point_fast(self._handles[-1].pos, (x, y)) < 10:
return self._tail_end
return self
