def get_corner_numbers(self, value, symbol): value_mob = TextMobject(value) width = self.get_width() / self.card_width_to_corner_num_width height = self.get_height() / self.card_height_to_corner_num_height value_mob.set_width(width) value_mob.stretch_to_fit_height(height) value_mob.next_to( self.get_corner( consts.UP + consts.LEFT), consts.DOWN + consts.RIGHT, buff=consts.MED_LARGE_BUFF * width) value_mob.set_color(symbol.get_color()) corner_symbol = symbol.copy() corner_symbol.set_width(width) corner_symbol.next_to( value_mob, consts.DOWN, buff=consts.MED_SMALL_BUFF * width ) corner_group = VGroup(value_mob, corner_symbol) opposite_corner_group = corner_group.copy() opposite_corner_group.rotate( np.pi, about_point=self.get_center() ) return VGroup(corner_group, opposite_corner_group)
def get_subdivision_braces_and_labels(self, parts, labels, direction, buff=consts.SMALL_BUFF, min_num_quads=1): label_mobs = VGroup() braces = VGroup() for label, part in zip(labels, parts): brace = Brace(part, direction, min_num_quads=min_num_quads, buff=buff) if isinstance(label, Mobject): label_mob = label else: label_mob = TexMobject(label) label_mob.scale(self.default_label_scale_val) label_mob.next_to(brace, direction, buff) braces.add(brace) label_mobs.add(label_mob) parts.braces = braces parts.labels = label_mobs parts.label_kwargs = { "labels": label_mobs.copy(), "direction": direction, "buff": buff, } return VGroup(parts.braces, parts.labels)
def get_number_design(self, value, symbol): num = int(value) n_rows = { 2: 2, 3: 3, 4: 2, 5: 2, 6: 3, 7: 3, 8: 3, 9: 4, 10: 4, }[num] n_cols = 1 if num in [2, 3] else 2 insertion_indices = { 5: [0], 7: [0], 8: [0, 1], 9: [1], 10: [0, 2], }.get(num, []) top = self.get_top() + symbol.get_height() * consts.DOWN bottom = self.get_bottom() + symbol.get_height() * consts.UP column_points = [ interpolate(top, bottom, alpha) for alpha in np.linspace(0, 1, n_rows) ] design = VGroup(*[ symbol.copy().move_to(point) for point in column_points ]) if n_cols == 2: space = 0.2 * self.get_width() column_copy = design.copy().shift(space * consts.RIGHT) design.shift(space * consts.LEFT) design.add(*column_copy) design.add(*[ symbol.copy().move_to( center_of_mass(column_points[i:i + 2]) ) for i in insertion_indices ]) for symbol in design: if symbol.get_center()[1] < self.get_center()[1]: symbol.rotate_in_place(np.pi) return design
def get_piece_movement(self, pieces): start = VGroup(*pieces) target = VGroup(*[mob.target for mob in pieces]) if self.leave_ghost_vectors: self.add(start.copy().fade(0.7)) return Transform(start, target, lag_ratio=0)