def equivalence(self, left_mob, arrow, right_mob): self.clear() self.add(left_mob, arrow, right_mob) words = TextMobject("is equivalent to") words.shift(0.25 * LEFT) words.highlight(BLUE) new_left = left_mob.copy().shift(RIGHT) new_right = right_mob.copy() new_right.shift( (words.get_right()[0]-\ right_mob.get_left()[0]+\ 0.5 )*RIGHT ) for mob in arrow, words: mob.sort_points(np.linalg.norm) self.play(ApplyMethod(left_mob.shift, RIGHT), Transform(arrow, words), ApplyMethod(right_mob.to_edge, RIGHT)) self.wait()
def equivalence(self, left_mob, arrow, right_mob): self.clear() self.add(left_mob, arrow, right_mob) words = TextMobject("is equivalent to") words.shift(0.25*LEFT) words.highlight(BLUE) new_left = left_mob.copy().shift(RIGHT) new_right = right_mob.copy() new_right.shift( (words.get_right()[0]-\ right_mob.get_left()[0]+\ 0.5 )*RIGHT ) for mob in arrow, words: mob.sort_points(np.linalg.norm) self.play( ApplyMethod(left_mob.shift, RIGHT), Transform(arrow, words), ApplyMethod(right_mob.to_edge, RIGHT) ) self.dither()
def construct(self): word = TextMobject(["Bra", "chis", "to", "chrone"]) original_word = word.copy() dots = [] for part in word.split(): if dots: part.next_to(dots[-1], buff=0.06) dot = TexMobject("\\cdot") dot.next_to(part, buff=0.06) dots.append(dot) dots = Mobject(*dots[:-1]) dots.shift(0.1 * DOWN) Mobject(word, dots).center() overbrace1 = Brace(Mobject(*word.split()[:-1]), UP) overbrace2 = Brace(word.split()[-1], UP) shortest = TextMobject("Shortest") shortest.next_to(overbrace1, UP) shortest.highlight(YELLOW) time = TextMobject("Time") time.next_to(overbrace2, UP) time.highlight(YELLOW) chrono_example = TextMobject(""" As in ``Chronological'' \\\\ or ``Synchronize'' """) chrono_example.scale(0.5) chrono_example.to_edge(RIGHT) chrono_example.shift(2 * UP) chrono_example.highlight(BLUE_D) chrono_arrow = Arrow(word.get_right(), chrono_example.get_bottom(), color=BLUE_D) brachy_example = TextMobject("As in . . . brachydactyly?") brachy_example.scale(0.5) brachy_example.to_edge(LEFT) brachy_example.shift(2 * DOWN) brachy_example.highlight(GREEN) brachy_arrow = Arrow(word.get_left(), brachy_example.get_top(), color=GREEN) pronunciation = TextMobject( ["/br", "e", "kist", "e", "kr$\\bar{o}$n/"]) pronunciation.split()[1].rotate_in_place(np.pi) pronunciation.split()[3].rotate_in_place(np.pi) pronunciation.scale(0.7) pronunciation.shift(DOWN) latin = TextMobject(list("Latin")) greek = TextMobject(list("Greek")) for mob in latin, greek: mob.to_edge(LEFT) question_mark = TextMobject("?").next_to(greek, buff=0.1) stars = Stars().highlight(BLACK) stars.scale(0.5).shift(question_mark.get_center()) self.play(Transform(original_word, word), ShowCreation(dots)) self.play(ShimmerIn(pronunciation)) self.dither() self.play(GrowFromCenter(overbrace1), GrowFromCenter(overbrace2)) self.dither() self.play(ShimmerIn(latin)) self.play(FadeIn(question_mark)) self.play(Transform(latin, greek, path_func=counterclockwise_path())) self.dither() self.play(Transform(question_mark, stars)) self.remove(stars) self.dither() self.play(ShimmerIn(shortest)) self.play(ShimmerIn(time)) for ex, ar in [(chrono_example, chrono_arrow), (brachy_example, brachy_arrow)]: self.play(ShowCreation(ar), ShimmerIn(ex)) self.dither()
def construct(self): word = TextMobject(["Bra", "chis", "to", "chrone"]) original_word = word.copy() dots = [] for part in word.split(): if dots: part.next_to(dots[-1], buff = 0.06) dot = TexMobject("\\cdot") dot.next_to(part, buff = 0.06) dots.append(dot) dots = Mobject(*dots[:-1]) dots.shift(0.1*DOWN) Mobject(word, dots).center() overbrace1 = Brace(Mobject(*word.split()[:-1]), UP) overbrace2 = Brace(word.split()[-1], UP) shortest = TextMobject("Shortest") shortest.next_to(overbrace1, UP) shortest.highlight(YELLOW) time = TextMobject("Time") time.next_to(overbrace2, UP) time.highlight(YELLOW) chrono_example = TextMobject(""" As in ``Chronological'' \\\\ or ``Synchronize'' """) chrono_example.scale(0.5) chrono_example.to_edge(RIGHT) chrono_example.shift(2*UP) chrono_example.highlight(BLUE_D) chrono_arrow = Arrow( word.get_right(), chrono_example.get_bottom(), color = BLUE_D ) brachy_example = TextMobject("As in . . . brachydactyly?") brachy_example.scale(0.5) brachy_example.to_edge(LEFT) brachy_example.shift(2*DOWN) brachy_example.highlight(GREEN) brachy_arrow = Arrow( word.get_left(), brachy_example.get_top(), color = GREEN ) pronunciation = TextMobject(["/br", "e", "kist","e","kr$\\bar{o}$n/"]) pronunciation.split()[1].rotate_in_place(np.pi) pronunciation.split()[3].rotate_in_place(np.pi) pronunciation.scale(0.7) pronunciation.shift(DOWN) latin = TextMobject(list("Latin")) greek = TextMobject(list("Greek")) for mob in latin, greek: mob.to_edge(LEFT) question_mark = TextMobject("?").next_to(greek, buff = 0.1) stars = Stars().highlight(BLACK) stars.scale(0.5).shift(question_mark.get_center()) self.play(Transform(original_word, word), ShowCreation(dots)) self.play(ShimmerIn(pronunciation)) self.dither() self.play( GrowFromCenter(overbrace1), GrowFromCenter(overbrace2) ) self.dither() self.play(ShimmerIn(latin)) self.play(FadeIn(question_mark)) self.play(Transform( latin, greek, path_func = counterclockwise_path() )) self.dither() self.play(Transform(question_mark, stars)) self.remove(stars) self.dither() self.play(ShimmerIn(shortest)) self.play(ShimmerIn(time)) for ex, ar in [(chrono_example, chrono_arrow), (brachy_example, brachy_arrow)]: self.play( ShowCreation(ar), ShimmerIn(ex) ) self.dither()