Badger2040: Update list app to use new system
This commit is contained in:
Mike Bell
parent
522c83dc19
commit
721da69adc
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@ -1,12 +1,9 @@
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import badger2040
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import machine
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import time
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import badger_os
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# **** Put your list title and contents here *****
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list_title = "Checklist"
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list_content = ["Badger", "Badger", "Badger", "Badger", "Badger", "Mushroom", "Mushroom", "Snake"]
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list_states = [False] * len(list_content)
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list_file = "checklist.txt"
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list_items = ["Badger", "Badger", "Badger", "Badger", "Badger", "Mushroom", "Mushroom", "Snake"]
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# Global Constants
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@ -29,16 +26,6 @@ LIST_WIDTH = WIDTH - LIST_PADDING - LIST_PADDING - ARROW_WIDTH
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LIST_HEIGHT = HEIGHT - LIST_START - LIST_PADDING - ARROW_HEIGHT
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def save_list():
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with open(list_file, "w") as f:
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f.write(list_title + "\n")
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for i in range(len(list_content)):
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list_item = list_content[i]
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if list_states[i]:
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list_item += " X"
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f.write(list_item + "\n")
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# ------------------------------
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# Drawing functions
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# ------------------------------
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@ -135,35 +122,40 @@ def draw_checkbox(x, y, size, background, foreground, thickness, tick, padding):
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# Program setup
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# ------------------------------
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changed = not badger2040.woken_by_button()
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state = {
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"current_item": 0,
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}
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badger_os.state_load("list", state)
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if "items" not in state or state["items"] != list_items:
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# Item list changed, or not yet written reset the list
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state["current_item"] = 0
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state["items"] = list_items
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state["checked"] = [False] * len(list_items)
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changed = True
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# Global variables
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update = True
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needs_save = False
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current_item = 0
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items_per_page = 0
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# Create a new Badger and set it to update FAST
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display = badger2040.Badger2040()
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display.led(128)
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display.update_speed(badger2040.UPDATE_FAST)
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# Set up the buttons
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button_a = machine.Pin(badger2040.BUTTON_A, machine.Pin.IN, machine.Pin.PULL_DOWN)
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button_b = machine.Pin(badger2040.BUTTON_B, machine.Pin.IN, machine.Pin.PULL_DOWN)
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button_c = machine.Pin(badger2040.BUTTON_C, machine.Pin.IN, machine.Pin.PULL_DOWN)
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button_up = machine.Pin(badger2040.BUTTON_UP, machine.Pin.IN, machine.Pin.PULL_DOWN)
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button_down = machine.Pin(badger2040.BUTTON_DOWN, machine.Pin.IN, machine.Pin.PULL_DOWN)
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if changed:
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display.update_speed(badger2040.UPDATE_FAST)
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else:
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display.update_speed(badger2040.UPDATE_TURBO)
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# Find out what the longest item is
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longest_item = 0
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for i in range(len(list_content)):
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for i in range(len(state["items"])):
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while True:
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item = list_content[i]
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item = state["items"][i]
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item_length = display.measure_text(item, ITEM_TEXT_SIZE)
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if item_length > 0 and item_length > LIST_WIDTH - ITEM_SPACING:
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list_content[i] = item[:-1]
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state["items"][i] = item[:-1]
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else:
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break
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longest_item = max(longest_item, display.measure_text(list_content[i], ITEM_TEXT_SIZE))
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longest_item = max(longest_item, display.measure_text(state["items"][i], ITEM_TEXT_SIZE))
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# And use that to calculate the number of columns we can fit onscreen and how many items that would give
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@ -174,78 +166,41 @@ while longest_item + ITEM_SPACING < (LIST_WIDTH // (list_columns + 1)):
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items_per_page = ((LIST_HEIGHT // ITEM_SPACING) + 1) * list_columns
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# Button handling function
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def button(pin):
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global update, current_item, needs_save
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time.sleep(0.05)
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if not pin.value():
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return
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if button_a.value() and button_c.value():
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machine.reset()
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if len(list_content) > 0 and not update:
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if pin == button_a:
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if current_item > 0:
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current_item = max(current_item - (items_per_page) // list_columns, 0)
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update = True
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return
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if pin == button_b:
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list_states[current_item] = not list_states[current_item]
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needs_save = True
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update = True
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return
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if pin == button_c:
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if current_item < len(list_content) - 1:
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current_item = min(current_item + (items_per_page) // list_columns, len(list_content) - 1)
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update = True
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return
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if pin == button_up:
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if current_item > 0:
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current_item -= 1
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update = True
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return
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if pin == button_down:
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if current_item < len(list_content) - 1:
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current_item += 1
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update = True
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return
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# Register the button handling function with the buttons
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button_a.irq(trigger=machine.Pin.IRQ_RISING, handler=button)
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button_b.irq(trigger=machine.Pin.IRQ_RISING, handler=button)
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button_c.irq(trigger=machine.Pin.IRQ_RISING, handler=button)
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button_up.irq(trigger=machine.Pin.IRQ_RISING, handler=button)
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button_down.irq(trigger=machine.Pin.IRQ_RISING, handler=button)
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# ------------------------------
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# Main program loop
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# ------------------------------
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try:
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with open(list_file, "r") as f:
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list_content = f.read().strip().split("\n")
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list_title = list_content.pop(0)
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list_states = [False] * len(list_content)
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for i in range(len(list_content)):
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list_content[i] = list_content[i].strip()
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if list_content[i].endswith(" X"):
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list_states[i] = True
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list_content[i] = list_content[i][:-2]
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except OSError:
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save_list()
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while True:
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if needs_save:
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save_list()
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needs_save = False
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if len(state["items"]) > 0:
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if display.pressed(badger2040.BUTTON_A):
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if state["current_item"] > 0:
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page = state["current_item"] // items_per_page
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state["current_item"] = max(state["current_item"] - (items_per_page) // list_columns, 0)
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if page != state["current_item"] // items_per_page:
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display.update_speed(badger2040.UPDATE_FAST)
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changed = True
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if display.pressed(badger2040.BUTTON_B):
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state["checked"][state["current_item"]] = not state["checked"][state["current_item"]]
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changed = True
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if display.pressed(badger2040.BUTTON_C):
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if state["current_item"] < len(state["items"]) - 1:
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page = state["current_item"] // items_per_page
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state["current_item"] = min(state["current_item"] + (items_per_page) // list_columns, len(state["items"]) - 1)
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if page != state["current_item"] // items_per_page:
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display.update_speed(badger2040.UPDATE_FAST)
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changed = True
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if display.pressed(badger2040.BUTTON_UP):
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if state["current_item"] > 0:
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state["current_item"] -= 1
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changed = True
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if display.pressed(badger2040.BUTTON_DOWN):
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if state["current_item"] < len(state["items"]) - 1:
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state["current_item"] += 1
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changed = True
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if changed:
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badger_os.state_save("list", state)
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if update:
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display.pen(15)
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display.clear()
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@ -263,15 +218,15 @@ while True:
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display.thickness(2)
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display.line(LIST_PADDING, y, WIDTH - LIST_PADDING - ARROW_WIDTH, y)
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if len(list_content) > 0:
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if len(state["items"]) > 0:
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page_item = 0
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if items_per_page > 0:
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page_item = (current_item // items_per_page) * items_per_page
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page_item = (state["current_item"] // items_per_page) * items_per_page
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# Draw the list
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display.pen(0)
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display.thickness(2)
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draw_list(list_content, list_states, page_item, current_item, LIST_PADDING, LIST_START,
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draw_list(state["items"], state["checked"], page_item, state["current_item"], LIST_PADDING, LIST_START,
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LIST_WIDTH, LIST_HEIGHT, ITEM_SPACING, list_columns)
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# Draw the interaction button icons
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@ -279,26 +234,26 @@ while True:
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display.thickness(ARROW_THICKNESS)
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# Previous item
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if current_item > 0:
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if state["current_item"] > 0:
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draw_up(WIDTH - ARROW_WIDTH, (HEIGHT // 4) - (ARROW_HEIGHT // 2),
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ARROW_WIDTH, ARROW_HEIGHT, ARROW_THICKNESS, ARROW_PADDING)
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# Next item
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if current_item < (len(list_content) - 1):
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if state["current_item"] < (len(state["items"]) - 1):
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draw_down(WIDTH - ARROW_WIDTH, ((HEIGHT * 3) // 4) - (ARROW_HEIGHT // 2),
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ARROW_WIDTH, ARROW_HEIGHT, ARROW_THICKNESS, ARROW_PADDING)
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# Previous column
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if current_item > 0:
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if state["current_item"] > 0:
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draw_left((WIDTH // 7) - (ARROW_WIDTH // 2), HEIGHT - ARROW_HEIGHT,
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ARROW_WIDTH, ARROW_HEIGHT, ARROW_THICKNESS, ARROW_PADDING)
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# Next column
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if current_item < (len(list_content) - 1):
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if state["current_item"] < (len(state["items"]) - 1):
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draw_right(((WIDTH * 6) // 7) - (ARROW_WIDTH // 2), HEIGHT - ARROW_HEIGHT,
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ARROW_WIDTH, ARROW_HEIGHT, ARROW_THICKNESS, ARROW_PADDING)
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if list_states[current_item]:
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if state["checked"][state["current_item"]]:
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# Tick off item
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draw_cross((WIDTH // 2) - (ARROW_WIDTH // 2), HEIGHT - ARROW_HEIGHT,
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ARROW_HEIGHT, ARROW_HEIGHT, ARROW_THICKNESS, ARROW_PADDING)
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@ -314,6 +269,6 @@ while True:
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display.update()
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display.update_speed(badger2040.UPDATE_TURBO)
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update = False
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changed = False
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time.sleep(0.1)
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display.halt()
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