def show_next_mate(event=None, mate=None):
'''cycle through available options and display them with each keypress'''
global opt
display.EraseAll()
display.DisplayColoredShape(current_brick.shapes[0], 'RED')
conn=opts[opt]
opt += 1
trsf = mate_connection(conn)
display.DisplayShape(BRepBuilderAPI_Transform(conn.interface2.part.shapes[0], trsf, True).Shape())
display.DisplayShape(make_vertex(Point(conn.interface1.point).Transformed(trsf)))
display.DisplayShape(make_vertex(Point(conn.interface2.point).Transformed(trsf)))
def draw_all_tangents(event=None):
display.EraseAll()
init_display()
points = []
for i in range(5):
point = gp_Pnt2d(random.randint(0, 10), random.randint(0, 10))
points += [point]
make_text('P' + str(i), point, 6)
display.DisplayShape(make_vertex(point))
C = GCE2d_MakeArcOfCircle(points[0], points[1], points[2]).Value()
display.DisplayShape(make_edge2d(C))
C_gp = gce_MakeCirc2d(points[0], points[1], points[2]).Value(
) #ew. same thing; tangent solver wants a circle, not arc
L = GCE2d_MakeSegment(points[3], points[4]).Value()
#L = GccAna_Lin2d2Tan(points[3], points[4],Precision().Confusion()).ThisSolution(1)
display.DisplayShape([make_edge2d(L)])
L_gp = gce_MakeLin2d(points[3], points[4]).Value(
) #yuck. same thing; tangent solver wants a line, not segment
tangents(C_gp, L_gp, radius=2)
def clear(event=None, app=app):
app.current_brick = None
app.all_bricks = []
app.cgraph = FakeIGraph()
display.EraseAll()
def show_bricks():
display.EraseAll()
display.DisplayShape([brick.shapes[0] for brick in app.all_bricks])
def clear(event=None):
display.EraseAll()