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Merge pull request #1401 from adafruit/TheKitty-patch-1
Create README.md
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‎MagTag_Flashcards/README.md

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## MagTag Flashcards
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Code accompanying the Adafruit Learning System Guide Language Flashcards on the MagTag
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https://learn.adafruit.com/magtag-flashcards/overview

‎MagTag_Flashcards/basic/code.py

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import time
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import json
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import terminalio
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import digitalio
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import random
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from adafruit_magtag.magtag import MagTag
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# Set up the magtag
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print("Magtag Basic Flashcards")
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magtag = MagTag()
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# Import cards
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cards = {}
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with open("deck.json") as fp:
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cards = json.load(fp)
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# Create a text area
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magtag.add_text(
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text_font="yasashi20.pcf",
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text_position=(
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magtag.graphics.display.width // 2,
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magtag.graphics.display.height // 2,
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),
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line_spacing=0.85,
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text_anchor_point=(0.5, 0.5),
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)
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# Set up buttons
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cur_btn = False
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prev_btn = False
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while True:
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# Shuffle the deck
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cards = sorted(cards, key=lambda _: random.random())
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for card in cards:
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# Show the first side and wait for the D button
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text = ''.join(magtag.wrap_nicely(card[0], 20))
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magtag.set_text(text)
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while True:
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cur_btn = magtag.peripherals.button_d_pressed
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if cur_btn and not prev_btn:
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print("Show Result")
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time.sleep(0.1)
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break
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prev_btn = cur_btn
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# Show the second side and wait for the D button
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text = '\n'.join(magtag.wrap_nicely(card[1], 11))
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text += '\n'
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text += '\n'.join(magtag.wrap_nicely(card[2], 20))
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print(text)
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magtag.set_text(text)
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while True:
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cur_btn = magtag.peripherals.button_d_pressed
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if cur_btn and not prev_btn:
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print("Next Card")
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time.sleep(0.1)
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break
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prev_btn = cur_btn

‎MagTag_Flashcards/basic/deck.json

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[
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["Monday","げつ　ようび","Getsu yōbi"],
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["Tuesday","か　ようび","Ka yōbi"],
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["Wednesday","すい　ようび","Sui yōbi"],
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["Thursday","もく　ようび","Moku yōbi"],
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["Friday","きん　ようび","Kin yōbi"],
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["Saturday","ど　ようび","Do yōbi"],
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["Sunday","にち　ようび","Nichi yōbi"]
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]

‎MagTag_Flashcards/basic/yasashi20.pcf

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‎MagTag_Flashcards/chapters/code.py

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import time
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import json
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import terminalio
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import digitalio
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import random
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from adafruit_display_shapes.rect import Rect
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from adafruit_magtag.magtag import MagTag
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magtag = MagTag()
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# ---------------------------------
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# Prepare text regions
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# ---------------------------------
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# Fetch list of chapters
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MAX_LLEN = 8
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data = {}
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with open("deck.json") as fp:
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data = json.load(fp)
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chap_list = list(data.keys())
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num_chap = len(chap_list)
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list_len = min(num_chap,MAX_LLEN)
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# Print list of chapters
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for i in range(list_len):
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magtag.add_text(
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text_font=terminalio.FONT,
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text_position=(10, 3+(i*10)),
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line_spacing=1.0,
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text_anchor_point=(0, 0), # Top left
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is_data=False, # Text will be set manually
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)
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if i == 0:
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magtag.set_text("> " + chap_list[i], i, auto_refresh=False)
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else:
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magtag.set_text(" " + chap_list[i], i, auto_refresh=False)
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# Add button labels at the bottom of the screen
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BUTTON_TEXT_IDX = list_len
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magtag.graphics.splash.append(Rect(0, magtag.graphics.display.height - 14,
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magtag.graphics.display.width,
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magtag.graphics.display.height, fill=0x0))
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magtag.add_text(
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text_font=terminalio.FONT,
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text_position=(3, magtag.graphics.display.height - 14),
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text_color=0xFFFFFF,
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line_spacing=1.0,
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text_anchor_point=(0, 0), # Top left
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is_data=False, # Text will be set manually
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)
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magtag.set_text("Select Up Down Begin",
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BUTTON_TEXT_IDX, auto_refresh=False)
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# Add message label at the top of the screen
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MSG_TEXT_IDX = list_len + 1
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magtag.add_text(
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text_font=terminalio.FONT,
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text_position=(3, magtag.graphics.display.height - 30),
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line_spacing=1.0,
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text_anchor_point=(0, 0), # Top left
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is_data=False, # Text will be set manually
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)
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magtag.set_text("Press Begin to default to all chapters", MSG_TEXT_IDX)
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# Empty text region for card displays
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CARD_TEXT_IDX = list_len + 2
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magtag.add_text(
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text_font="yasashi20.pcf",
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text_position=(
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magtag.graphics.display.width // 2,
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magtag.graphics.display.height // 2,
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),
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line_spacing=0.85,
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text_anchor_point=(0.5, 0.5),
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)
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# Button management
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curr_btns = [False] * 4
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prev_btns = [False] * 4
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BTN_A = 0
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BTN_B = 1
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BTN_C = 2
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BTN_D = 3
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def update_button(idx, pressed):
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curr_btns[idx] = pressed
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if curr_btns[idx] and not prev_btns[idx]:
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print("Exit menu")
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return True
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prev_btns[idx] = curr_btns[idx]
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return False
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# Cursor settings
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cursor_pos = 0
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list_offset = 0
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selected = [False] * num_chap
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btn_updated = False
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# ---------------------------------
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# Program Loop
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# ---------------------------------
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while True:
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# ---------------------------------
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# Chapter Select
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# ---------------------------------
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while True:
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if btn_updated:
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# Clear default message only when items are selected
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if any(selected):
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magtag.set_text("", MSG_TEXT_IDX, auto_refresh=False)
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else:
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magtag.set_text("Press Begin to default to all chapters",
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MSG_TEXT_IDX, auto_refresh=False)
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magtag.peripherals.neopixels.fill((128, 0, 0))
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for i in range(list_len):
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prefix = ""
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if i == cursor_pos:
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prefix += ">"
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else:
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prefix += " "
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if selected[i + list_offset]:
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prefix += "*"
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else:
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prefix += " "
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magtag.set_text(prefix + chap_list[i+list_offset],
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i, auto_refresh=False)
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magtag.refresh()
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magtag.peripherals.neopixels.fill((0, 0, 0))
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btn_updated = False
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# UP
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if update_button(BTN_B, magtag.peripherals.button_b_pressed):
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cursor_pos -= 1
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btn_updated = True
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# DOWN
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if update_button(BTN_C, magtag.peripherals.button_c_pressed):
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cursor_pos += 1
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btn_updated = True
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# SELECT
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if update_button(BTN_A, magtag.peripherals.button_a_pressed):
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selected[cursor_pos + list_offset] = not selected[cursor_pos + list_offset]
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btn_updated = True
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# BEGIN
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if update_button(BTN_D, magtag.peripherals.button_d_pressed):
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# if nothing was selected, default to all decks
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magtag.peripherals.neopixels.fill((128, 0, 0))
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if not any(selected):
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selected = [True] * list_len
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break
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# detect if you're past the list bounds
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if cursor_pos == MAX_LLEN:
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cursor_pos = MAX_LLEN - 1
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if (num_chap - list_offset - 1) > MAX_LLEN:
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list_offset += 1
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if cursor_pos == -1:
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cursor_pos = 0
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if list_offset > 0:
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list_offset -= 1
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# ---------------------------------
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# Deck Loop
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# ---------------------------------
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# Clear the menu and message box
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for i in range(list_len):
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magtag.set_text("", i, auto_refresh=False)
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magtag.set_text("", MSG_TEXT_IDX,auto_refresh=False)
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# Grab the cards from the chapters we want, and shuffle them
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cards = []
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for i in range(len(selected)):
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if selected[i]:
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cards.extend(data[chap_list[i]])
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cards = sorted(cards, key=lambda _: random.random())
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# make a separate holding deck for cards the user gets wrong
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forgotten_cards = []
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exit_called = False
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while True:
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for card in cards:
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magtag.set_text("Exit -- -- Turn Over",
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BUTTON_TEXT_IDX,auto_refresh=False)
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text = '\n'.join(magtag.wrap_nicely(card[0], 11))
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magtag.set_text(text, CARD_TEXT_IDX)
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magtag.peripherals.neopixels.fill((0, 0, 0))
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while True:
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# EXIT
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if update_button(BTN_A, magtag.peripherals.button_a_pressed):
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exit_called = True
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break
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# TURN
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if update_button(BTN_D, magtag.peripherals.button_d_pressed):
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break
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magtag.peripherals.neopixels.fill((128, 0, 0))
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if exit_called:
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break
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magtag.set_text("Exit -- Forgot Good",
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BUTTON_TEXT_IDX,auto_refresh=False)
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text = '\n'.join(magtag.wrap_nicely(card[1], 11))
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text += '\n'
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text += '\n'.join(magtag.wrap_nicely(card[2], 20))
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magtag.set_text(text, CARD_TEXT_IDX)
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magtag.peripherals.neopixels.fill((0, 0, 0))
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while True:
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# EXIT
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if update_button(BTN_A, magtag.peripherals.button_a_pressed):
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exit_called = True
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break
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# FORGOT
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if update_button(BTN_C, magtag.peripherals.button_c_pressed):
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forgotten_cards.append(card)
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break
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# GOOD
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if update_button(BTN_D, magtag.peripherals.button_d_pressed):
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break
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magtag.peripherals.neopixels.fill((128, 0, 0))
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if exit_called:
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break
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# Next card
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# If there were forgotten cards, make them the new deck and restart
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if forgotten_cards:
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cards = forgotten_cards
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forgotten_cards = []
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else:
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break
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# ---------------------------------
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# Complete and Reset
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# ---------------------------------
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# Show completion text if deck was finished
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if not exit_called:
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magtag.set_text("-- -- -- --",
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BUTTON_TEXT_IDX,auto_refresh=False)
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magtag.set_text("Complete!", CARD_TEXT_IDX)
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else:
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exit_called = False
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# Clear and reprint list of chapters
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magtag.set_text("", CARD_TEXT_IDX, auto_refresh=False)
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for i in range(list_len):
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if i == 0:
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magtag.set_text("> " + chap_list[i], i, auto_refresh=False)
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else:
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magtag.set_text(" " + chap_list[i], i, auto_refresh=False)
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magtag.set_text("Select Up Down Begin",
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BUTTON_TEXT_IDX, auto_refresh=False)
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magtag.set_text("Press Begin to default to all chapters", MSG_TEXT_IDX)
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# Reset cursor:
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cursor_pos = 0
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list_offset = 0
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selected = [False] * list_len
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btn_updated = False
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# Done resetting, return to chapter selection
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magtag.peripherals.neopixels.fill((0, 0, 0))

‎MagTag_Flashcards/chapters/deck.json

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{
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"Everyday Phrases":[
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["You're Welcome", "どういたしまして", "Dō Itashimashite"],
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["Good Morning", "おはよう ございます", "Ohayō gozaimasu"],
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["Yes", "はい", "Hai"],
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["No", "いいえ", "Iie"],
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["Hello", "こんにちは", "Konnichi wa"],
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["Please", "おねがい します", "Onegai Shimasu"],
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["Excuse Me", "すみません", "Sumimasen"],
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["Thank You", "ありがとう", "Arigatō"],
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],
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"Days of the Week":[
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["Monday","げつ　ようび","Getsu yōbi"],
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["Tuesday","か　ようび","Ka yōbi"],
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["Wednesday","すい　ようび","Sui yōbi"],
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["Thursday","もく　ようび","Moku yōbi"],
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["Friday","きん　ようび","Kin yōbi"],
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["Saturday","ど　ようび","Do yōbi"],
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["Sunday","にち　ようび","Nichi yōbi"],
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],
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"Animals":[
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["Dog","いぬ","Inu"],
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["Cat","ねこ","Neko"],
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["Horse","うま","Uma"],
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["Monkey","さる","Saru"],
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["Elephant","ぞう","Zō"],
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["Rabbit","うさぎ","Usagi"],
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]
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}

‎MagTag_Flashcards/chapters/yasashi20.pcf

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