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Use halt in image app

This commit is contained in:
Mike Bell 2022-03-23 21:42:18 +00:00
parent 78c11d220d
commit a901064259
1 changed files with 26 additions and 27 deletions
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53
micropython/examples/badger2040/image.py
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@ -49,17 +49,17 @@ except OSError:
display = badger2040.Badger2040() display = badger2040.Badger2040()
button_a = machine.Pin(badger2040.BUTTON_A, machine.Pin.IN, machine.Pin.PULL_DOWN)
button_b = machine.Pin(badger2040.BUTTON_B, machine.Pin.IN, machine.Pin.PULL_DOWN)
button_c = machine.Pin(badger2040.BUTTON_C, machine.Pin.IN, machine.Pin.PULL_DOWN)
button_up = machine.Pin(badger2040.BUTTON_UP, machine.Pin.IN, machine.Pin.PULL_DOWN)
button_down = machine.Pin(badger2040.BUTTON_DOWN, machine.Pin.IN, machine.Pin.PULL_DOWN)
image = bytearray(int(296 * 128 / 8)) image = bytearray(int(296 * 128 / 8))
current_image = 0 current_image = 0
show_info = True show_info = True
try:
with open("appstate.txt", "r") as f:
f.readline()
current_image = int(f.readline().strip('\n'))
show_info = f.readline().strip('\n') == "True"
except OSError:
pass
# Draw an overlay box with a given message within it # Draw an overlay box with a given message within it
def draw_overlay(message, width, height, line_spacing, text_size): def draw_overlay(message, width, height, line_spacing, text_size):
@ -127,28 +127,27 @@ if TOTAL_IMAGES == 0:
display.update() display.update()
sys.exit() sys.exit()
if display.pressed_to_wake(badger2040.BUTTON_UP):
if current_image > 0:
current_image -= 1
if display.pressed_to_wake(badger2040.BUTTON_DOWN):
if current_image < TOTAL_IMAGES - 1:
current_image += 1
if display.pressed_to_wake(badger2040.BUTTON_A):
show_info = not show_info
if display.pressed_to_wake(badger2040.BUTTON_B) or display.pressed_to_wake(badger2040.BUTTON_C):
display.pen(15)
display.clear()
draw_overlay("To add images connect Badger2040 to a PC, load up Thonny, and see readme.txt in images/", WIDTH - OVERLAY_BORDER, HEIGHT - OVERLAY_BORDER, OVERLAY_SPACING, 0.5)
display.update()
time.sleep(4)
show_image(current_image) show_image(current_image)
while True: with open("appstate.txt", "w") as f:
if button_up.value(): f.write("image\n")
if current_image > 0: f.write("{}\n{}\n".format(current_image,show_info))
current_image -= 1
show_image(current_image) display.halt()
if button_down.value():
if current_image < TOTAL_IMAGES - 1:
current_image += 1
show_image(current_image)
if button_a.value():
show_info = not show_info
show_image(current_image)
if button_b.value() or button_c.value():
display.pen(15)
display.clear()
draw_overlay("To add images connect Badger2040 to a PC, load up Thonny, and see readme.txt in images/", WIDTH - OVERLAY_BORDER, HEIGHT - OVERLAY_BORDER, OVERLAY_SPACING, 0.5)
display.update()
time.sleep(4)
show_image(current_image)
time.sleep(0.01)