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scene.py
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scene.py
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import string
from manim import *
from adventure import AdventureGame
from fonts import MAIN_FONT, TERMINAL_FONT
from keyboard import (
DUNGEON_COLOR,
DUNGEON_LETTERS,
INDEX_FOR_QWERTY_LETTER,
QWERTY_COLOR,
animate_blackboard_arrow_move,
animate_keyboard_create,
animate_keyboard_outlines,
animate_keyboard_texts,
draw_blackboard_arrow,
draw_blackboard_text,
draw_blackboard_with_letter,
draw_dungeon_keyboard,
draw_key_outline,
draw_qwerty_keyboard,
init_keyboard_status,
position_for_index,
process_events,
split_text,
)
from text_animations import animate_text_add_letters, animate_text_remove_letters
STEP_1_TEXT = "awrwwnwpepseapnwwawwwpneppepseeeneneeapswwwwwaseepnwnwwwwpppppepseewwwwwwapseeaseepnwnwwwwwppeepseewapseeeaseepnwnwwwwwpppeepseewapseeeeaseepnwnwwwwwppppeepseeswapeeeeanwwwwppppeepseeeapeeeanwwwwpppeepseeeee"
STEP_2_TEXT = "wwwwrnwwwwrnwwrnwwwwrnwwwwrseernwwwwrneeeeernwwwrneeeeerwwwrnwwwrwwwwrneeeeerseernwwwwrnwwwwrwwwwrnwwwwrnwwwwrnwwwwrneeeeerseernwwwrneeeeerneeeeernwwwrneeeeerwwwrnwwwrnwwwrnwwwrseernwwwrseernwwwrnwwwrwwwwrneeeeerwwwrnwwwwrnwwwwrnwwwwrnwwwwrnwwwwrwwwwrwwwrnwwwrnwwwrneeeeerseernwwwwrseernwwwwrnwwwwrnwwwwrnwwwwrneeeeerneeeeerneeeeerneeeeerneeeeernwwwrneeeeerwwwrnwwwrnwwwrnwwwwrnwwwwrnwwwwrnwwwwrnwwwwrnwwwwrwwwwrneeeeerwwwrnwwwrnwwwrwwwwrwwwrnwwwrnwwwrneeeeerseernwwwwrseernwwwwrnwwwwrnwwwwrnwwwwrnwwwwrneeeeerneeeeernwwwrnwwwrneeeeerwwwrnwwwrnwwwrnwwwwrwwwwrneeeeerwwwrnwwwrnwwwrnwwwrwwwwrwwwrnwwwrnwwwrneeeeerseernwwwwrseernwwwwrnwwwwrnwwwwrnwwwwrnwwwwrneeeeerneeeeerneeeeernwwwrnwwwrneeeeerwwwrnwwwrnwwwrnwwwwrwwwwrneeeeerwwwrnwwwrnwwwrnwwwrnwwwrwwwwrwwwrnwwwrnwwwrneeeeerseernwwwwrseernwwwwrnwwwwrnwwwwrnwwwwrnwwwwrneeeeerneeeeerneeeeerneeeeernwwwrnwwwrneeeeerwwwrnwwwrnwwwrwwwrnwwwwrwwwwrneeeeernwwwrnwwwrnwwwrnwwwrwwwwrseernwwwwrnwwwwrnwwwwrnwwwwrneeeeerneeeeerneeeeerneeeeernwwwrnwwwrneeeeerwwwrnwwwrnwwwrnwwwrwwwwrneeeeernwwwrnwwwrnwwwrwwwwrseernwwwwrnwwwwrnwwwwrnwwwwrneeeeerneeeeerneeeeernwwwrnwwwrneeeeerwwwrnwwwrnwwwrnwwwrnwwwrnwwwr"
STEP_3_GAME_TEXT = STEP_2_TEXT.upper()
G_BLACKBOARD_TEXT = "nw w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e nw w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e nw w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p e e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e nw w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e nw w w w p p p p e e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e nw w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e nw w w w p p p p e e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p p e e p se e nw w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e nw w w w p p p p e e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p p e e p se e nw w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e nw w w w p p p p e e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p p e e p se e nw w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e nw w w w p p p p e e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e nw w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e nw w w w p p p p e e p se e w w w p ne p p e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w w p p p p e e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w p p p p p e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w p p p p p e p se e nw w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e se e p nw nw w w w w p p p e e p se e"
class AdventureScene(Scene):
def construct(self):
self.camera.background_color = WHITE
self.draw_scene()
class Intro(AdventureScene):
def draw_scene(self):
self.add_sound("sounds/Intro.wav")
self.pause(2)
title_element = Text("Adventure", color=BLACK, font_size=160, font=MAIN_FONT).move_to(
UP * 0.8
)
self.play(Write(title_element, run_time=10))
subtitle_element = Text(
"Galactic Puzzle Hunt 2018", color=BLACK, font_size=60, font=MAIN_FONT
).move_to(DOWN * 1.2)
self.play(FadeIn(subtitle_element, run_time=2))
self.pause(1)
self.play(FadeOut(title_element, subtitle_element, run_time=1))
class GameIntro(AdventureScene):
def draw_scene(self):
self.add_sound("sounds/GameIntro.wav")
self.pause(1)
game = AdventureGame()
intro_text = game.get_current_output()
intro_text_element = MarkupText(
intro_text, color=BLACK, width=12, font_size=48, line_spacing=2, font=TERMINAL_FONT
).move_to(UP * 1)
self.play(Write(intro_text_element, run_time=3))
self.pause(4)
input_element = (
Text("> ne", color=BLACK, font_size=36, font=TERMINAL_FONT)
.move_to(DOWN * 2.5)
.align_to(intro_text_element, LEFT)
)
self.play(FadeIn(input_element, run_time=1, lag_ratio=0.4))
game.run_command("ne")
input_element.generate_target()
input_element.target.shift(UP * 4.5)
self.play(MoveToTarget(input_element, run_time=2), FadeOut(intro_text_element, run_time=1))
second_room_text = game.get_current_output()
second_room_text_element = MarkupText(
second_room_text,
color=BLACK,
width=12,
font_size=48,
line_spacing=2,
font=TERMINAL_FONT,
).move_to(DOWN * 0.5)
self.play(Write(second_room_text_element, run_time=2))
self.pause(2)
self.play(FadeOut(second_room_text_element, input_element, run_time=1))
class DungeonRoom(AdventureScene):
def draw_scene(self):
self.add_sound("sounds/DungeonRoom.wav")
self.pause(1)
letter_element = Text(
"G", color=DUNGEON_COLOR, font_size=200, weight=BOLD, font=MAIN_FONT
).move_to(DOWN * 2.25)
self.play(FadeIn(letter_element, run_time=1))
self.pause(0.5)
button = ImageMobject("images/button_not_pressed.png").move_to(UP * 1.75 + RIGHT * 2.5)
self.play(FadeIn(button, run_time=1))
self.pause(0.3)
blackboard = ImageMobject("images/blackboard.png").move_to(UP * 1.75 + LEFT * 2.5)
self.play(FadeIn(blackboard, run_time=1))
self.pause(0.5)
monkey = ImageMobject("images/monkey.png").move_to(RIGHT * 5 + UP * 5.2)
monkey.generate_target()
monkey.target.align_on_border(UP, buff=-0.1)
self.add(monkey)
self.play(MoveToTarget(monkey, run_time=1))
pivot = 4 * UP + RIGHT * 5.5
self.play(
Rotate(
monkey,
PI / 12,
about_point=pivot,
run_time=0.75,
rate_func=rate_functions.ease_in_out_sine,
)
)
self.play(
Rotate(
monkey,
-PI / 6,
about_point=pivot,
run_time=1.5,
rate_func=rate_functions.ease_in_out_sine,
)
)
self.play(
Rotate(
monkey,
PI / 12,
about_point=pivot,
run_time=0.75,
rate_func=rate_functions.ease_in_out_sine,
)
)
self.play(
FadeOut(letter_element, button, blackboard, monkey, run_time=1),
)
class TypeSameThing(AdventureScene):
def draw_scene(self):
self.add_sound("sounds/TypeSameThing.wav")
self.pause(3)
dungeon_outlines, dungeon_texts = draw_dungeon_keyboard(0, 0)
self.play(*animate_keyboard_create(dungeon_outlines, dungeon_texts, run_time=4))
self.pause(2)
keyboard_move_anims = []
for element in dungeon_outlines + dungeon_texts:
element.generate_target()
element.target.shift(UP * 1.25)
keyboard_move_anims.append(MoveToTarget(element, run_time=1.5))
self.play(*keyboard_move_anims)
qwerty_outlines, qwerty_texts = draw_qwerty_keyboard(0, 2.25)
self.play(*animate_keyboard_create(qwerty_outlines, qwerty_texts, run_time=4))
self.pause(5.6)
total_dungeon_letters = ""
previous_top_text = None
previous_keys = []
time_per_letter = 0.3
for letter in string.ascii_uppercase:
row_index, column_index = INDEX_FOR_QWERTY_LETTER[letter]
top_position = position_for_index(row_index, column_index, 0, -1.25)
bottom_position = position_for_index(row_index, column_index, 0, 2.25)
top_key = draw_key_outline(top_position, color=YELLOW, fill_opacity=0, stroke_width=6)
bottom_key = draw_key_outline(
bottom_position, color=YELLOW, fill_opacity=0, stroke_width=6
)
total_dungeon_letters += DUNGEON_LETTERS[row_index][column_index]
current_top_text = (
Text(total_dungeon_letters, color=BLACK, font_size=48, font=MAIN_FONT)
.move_to(UP * 3.5)
.align_on_border(LEFT, buff=1.7)
)
top_text_animations = animate_text_add_letters(
current_top_text, previous_top_text, run_time=time_per_letter
)
self.play(
FadeIn(top_key, bottom_key, run_time=time_per_letter),
*(FadeOut(key, run_time=time_per_letter) for key in previous_keys),
*top_text_animations,
)
previous_top_text = current_top_text
previous_keys = [top_key, bottom_key]
self.play(FadeOut(*previous_keys, run_time=time_per_letter))
self.pause(1)
both_keyboards_text = (
Text("BOTHKEYBOARDS", color=BLACK, font_size=48, font=MAIN_FONT)
.move_to(UP * 3.5)
.align_on_border(RIGHT, buff=1.694)
)
both_keyboards_animations = animate_text_remove_letters(
both_keyboards_text, previous_top_text, run_time=2
)
self.play(
FadeOut(
*(dungeon_outlines + dungeon_texts + qwerty_outlines + qwerty_texts), run_time=2
),
*both_keyboards_animations,
)
both_keyboards_text.generate_target()
both_keyboards_text.target.move_to(UP * 3.5)
self.play(MoveToTarget(both_keyboards_text, run_time=2))
self.pause(1)
real_keyboard_example = Text(
"> ne w w e se sw nw p e ne nw sw", color=BLACK, font_size=36, font=TERMINAL_FONT
).move_to(UP * 1.25)
self.play(FadeIn(real_keyboard_example, run_time=5, lag_ratio=0.4))
real_keyboard_text = Text(
"Real Keyboard:", color=BLACK, font_size=48, font=MAIN_FONT
).move_to(UP * 2)
self.play(Write(real_keyboard_text, run_time=1))
self.pause(2)
self.play(*animate_keyboard_outlines(qwerty_outlines, run_time=3))
game_keyboard_text = Text(
"Game Keyboard:", color=BLACK, font_size=48, font=MAIN_FONT
).move_to(DOWN * 0.25)
self.play(Write(game_keyboard_text, run_time=1))
self.play(*animate_keyboard_texts(qwerty_texts, run_time=6))
self.pause(3)
self.play(
FadeOut(
*(
qwerty_outlines
+ qwerty_texts
+ [
both_keyboards_text,
game_keyboard_text,
real_keyboard_example,
real_keyboard_text,
]
),
run_time=1,
)
)
class GameKeyboardType(AdventureScene):
def draw_scene(self):
self.add_sound("sounds/GameKeyboardType.wav")
self.pause(1)
letter_element = Text(
"S", color=QWERTY_COLOR, font_size=200, weight=BOLD, font=MAIN_FONT
).move_to(DOWN * 1.75)
button_not_pressed = ImageMobject("images/button_not_pressed.png", z_index=1).move_to(
UP * 1
)
self.play(FadeIn(letter_element, button_not_pressed, run_time=2))
button_pressed = ImageMobject("images/button_pressed.png").move_to(UP * 1)
self.add(button_pressed)
self.pause(5)
p_command = Text("> p", color=BLACK, font_size=36, font=TERMINAL_FONT).move_to(UP * 2.25)
self.play(FadeIn(p_command, run_time=0.5, lag_ratio=0.4))
self.play(FadeOut(button_not_pressed, run_time=1))
self.pause(1)
self.play(
FadeOut(p_command, button_pressed, letter_element, run_time=1),
)
class GoalOfPuzzle(AdventureScene):
def draw_scene(self):
self.add_sound("sounds/GoalOfPuzzle.wav")
self.pause(1)
real_keyboard_header = (
Text("Letters Typed on Real Keyboard:", color=BLACK, font_size=32, font=MAIN_FONT)
.move_to(UP * 2)
.align_on_border(LEFT, buff=3.4)
)
game_keyboard_header = (
Text("Letters Typed on Game Keyboard:", color=BLACK, font_size=32, font=MAIN_FONT)
.move_to(DOWN * 1)
.align_on_border(LEFT, buff=3.4)
)
self.play(Write(real_keyboard_header, run_time=1), Write(game_keyboard_header, run_time=1))
previous_real_text = None
previous_game_text = None
real_letters = ""
game_letters = ""
time_per_letter = 0.2
events = [
("real", "e"),
("real", "w"),
("real", "s"),
("game", "E"),
("real", "w"),
("game", "W"),
("real", "p"),
("real", "n"),
("game", "S"),
("real", "e"),
("game", "W"),
("game", "P"),
("real", "e"),
("game", "N"),
("real", "n"),
("real", "w"),
("game", "E"),
("game", "E"),
("real", "a"),
("game", "N"),
("real", "p"),
("game", "W"),
("real", "r"),
("game", "A"),
("real", "e"),
("game", "P"),
("game", "R"),
("real", "r"),
("game", "E"),
("game", "R"),
]
for keyboard_type, letter in events:
if keyboard_type == "real":
real_letters += letter
new_real_text = (
Text(real_letters, color=BLACK, font_size=60, font=TERMINAL_FONT)
.align_to(real_keyboard_header, UP)
.shift(DOWN * 1)
.align_on_border(LEFT, buff=3.4)
)
self.play(
*animate_text_add_letters(
new_real_text, previous_real_text, run_time=time_per_letter
)
)
previous_real_text = new_real_text
elif keyboard_type == "game":
game_letters += letter
new_game_text = (
Text(
game_letters, color=QWERTY_COLOR, font_size=50, font=MAIN_FONT, weight=BOLD
)
.move_to(DOWN * 1.95)
.align_on_border(LEFT, buff=3.4)
)
self.play(
*animate_text_add_letters(
new_game_text, previous_game_text, run_time=time_per_letter
)
)
previous_game_text = new_game_text
self.pause(0.5)
self.play(
FadeOut(
real_keyboard_header,
game_keyboard_header,
previous_real_text,
previous_game_text,
run_time=1,
),
)
class NavigatingPressingButtons(AdventureScene):
def draw_scene(self):
self.pause(0.5)
self.add_sound("sounds/NavigatingPressingButtons.wav")
self.pause(0.5)
keyboard_status = init_keyboard_status(self)
time_per_letter = 0.8
keyboard_status = process_events(
keyboard_status,
[
{
"type": "create_keyboard",
"run_time": 1.5,
},
{
"type": "create_letters_typed_headers",
"run_time": 1.5,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "create_position_circle",
"letter": "H",
"run_time": 1,
}
],
)
self.pause(1)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "Y",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "nw",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "G",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "sw",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "B",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "se",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "N",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "e",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "button_press",
"letter": "N",
"run_time": time_per_letter * 3,
},
{
"type": "real_text",
"letters": "p",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "B",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "w",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "V",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "w",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "C",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "w",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "X",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "w",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "S",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "nw",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "W",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "nw",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "button_press",
"letter": "W",
"run_time": time_per_letter * 3,
},
{
"type": "real_text",
"letters": "p",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "move",
"letter": "S",
"run_time": time_per_letter,
},
{
"type": "real_text",
"letters": "se",
"run_time": time_per_letter,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "button_press",
"letter": "S",
"run_time": time_per_letter * 3,
},
{
"type": "real_text",
"letters": "p",
"run_time": time_per_letter,
},
],
)
self.pause(1)
process_events(
keyboard_status,
[
{
"type": "fade_out_keyboard",
"run_time": 1,
},
{
"type": "fade_out_logs",
"run_time": 1,
},
],
)
class Blackboards(AdventureScene):
def draw_scene(self):
self.add_sound("sounds/Blackboards.wav")
self.pause(1)
blackboard = ImageMobject("images/blackboard.png")
self.play(FadeIn(blackboard, run_time=2))
self.pause(4.5)
a_command = Text("> a w nw sw e p", color=BLACK, font_size=36, font=TERMINAL_FONT).move_to(
UP * 2.5
)
self.play(FadeIn(a_command, run_time=1.5, lag_ratio=0.4))
self.pause(1.25)
blackboard_text = Text("w nw sw e p", color=WHITE, font_size=36, font=TERMINAL_FONT)
self.play(Write(blackboard_text, run_time=1.5))
self.play(FadeOut(a_command, run_time=1))
r_command = Text("> r", color=BLACK, font_size=36, font=TERMINAL_FONT).move_to(UP * 2.5)
self.play(FadeIn(r_command, run_time=0.5, lag_ratio=0.4))
self.pause(4)
arrow = draw_blackboard_arrow(LEFT * 1.24)
self.play(FadeIn(arrow, run_time=1.5))
self.play(animate_blackboard_arrow_move(arrow, LEFT * 0.62, run_time=1))
self.play(animate_blackboard_arrow_move(arrow, RIGHT * 0.13, run_time=1))
self.play(animate_blackboard_arrow_move(arrow, RIGHT * 0.76, run_time=1))
self.play(animate_blackboard_arrow_move(arrow, RIGHT * 1.27, run_time=1))
self.play(FadeOut(r_command, arrow, run_time=1))
self.play(FadeOut(blackboard, blackboard_text, run_time=1))
class BlackboardExample(AdventureScene):
def draw_scene(self):
self.add_sound("sounds/BlackboardExample.wav")
self.pause(1)
keyboard_status = init_keyboard_status(self)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "create_keyboard",
"run_time": 2,
},
{
"type": "create_letters_typed_headers",
"run_time": 2,
},
{
"type": "create_position_circle",
"letter": "H",
"run_time": 2,
},
],
)
self.pause(1.5)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "real_text",
"letters": "a",
"run_time": 0.7,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "real_text",
"letters": "w",
"run_time": 0.7,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "real_text",
"letters": "p",
"run_time": 0.7,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "real_text",
"letters": "p",
"run_time": 0.7,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "real_text",
"letters": "p",
"run_time": 0.7,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "real_text",
"letters": "e",
"run_time": 0.7,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "create_blackboard",
"letter": "H",
"run_time": 1.5,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "blackboard_text",
"text": "w p p p e",
"transition": "write",
"run_time": 4,
},
],
)
self.pause(3)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "real_text",
"letters": "r",
"run_time": 2,
},
],
)
self.pause(4)
keyboard_status = BlackboardExample.animate_blackboard_read(self, keyboard_status, 0.9)
self.pause(6)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "real_text",
"letters": "r",
"run_time": 0.3,
},
],
)
keyboard_status = BlackboardExample.animate_blackboard_read(self, keyboard_status, 0.35)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "real_text",
"letters": "r",
"run_time": 0.3,
},
],
)
keyboard_status = BlackboardExample.animate_blackboard_read(self, keyboard_status, 0.35)
self.pause(1)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "fade_out_blackboard",
"run_time": 1,
},
{
"type": "fade_out_keyboard",
"run_time": 1,
},
{
"type": "fade_out_logs",
"run_time": 1,
},
],
)
def animate_blackboard_read(self, keyboard_status, time_per_step):
keyboard_status = process_events(
keyboard_status,
[
{
"type": "blackboard_arrow",
"position": LEFT * 0.99,
"run_time": time_per_step,
},
{
"type": "move",
"letter": "G",
"run_time": time_per_step,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "blackboard_arrow",
"position": LEFT * 0.48,
"run_time": time_per_step,
},
{
"type": "button_press",
"letter": "G",
"run_time": time_per_step * 3,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "blackboard_arrow",
"position": RIGHT * 0.02,
"run_time": time_per_step,
},
{
"type": "button_press",
"letter": "G",
"run_time": time_per_step * 3,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "blackboard_arrow",
"position": RIGHT * 0.52,
"run_time": time_per_step,
},
{
"type": "button_press",
"letter": "G",
"run_time": time_per_step * 3,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "blackboard_arrow",
"position": RIGHT * 1.02,
"run_time": time_per_step,
},
{
"type": "move",
"letter": "H",
"run_time": time_per_step,
},
],
)
keyboard_status = process_events(
keyboard_status,
[
{
"type": "fade_out_blackboard_arrow",
"run_time": time_per_step,
},
],
)
return keyboard_status
class NineBlackboards(AdventureScene):
def draw_scene(self):
self.add_sound("sounds/NineBlackboards.wav")
self.pause(1)
outlines, texts = draw_qwerty_keyboard(0, 0.6)
self.play(*animate_keyboard_create(outlines, texts, run_time=2))
blackboards_used_text = Text(
"Blackboards Used in Solution", color=BLACK, font=MAIN_FONT, font_size=48
).move_to(UP * 1.8)
blackboard_outlines = NineBlackboards.draw_outlines(
["A", "E", "N", "P", "R", "S", "W", "G", "H"]
)
self.play(
Write(blackboards_used_text, run_time=2),
FadeIn(*blackboard_outlines, run_time=2),
)
self.pause(1.5)
self.play(FadeOut(blackboards_used_text, *blackboard_outlines, run_time=1))
letters_text = Text(
"A, E, N, P, R, S, W", color=BLACK, font=MAIN_FONT, font_size=48
).move_to(UP * 1.8)
blackboard_outlines = NineBlackboards.draw_outlines(["A", "E", "N", "P", "R", "S", "W"])
self.play(