Added Avatar, a new homescreen grabbing an image from an URL, no local storage needed
Duane Bekaert
parent
2aeb0434da
commit
68189a43d8
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"""A simple homescreen diplaying an avatar from an url and the user's name"""
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___name___ = "Avatar Homescreen"
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___license___ = "MIT"
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___categories___ = ["Homescreen"]
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___dependencies___ = ["homescreen", "wifi", "http", "sleep", "app", "buttons"]
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___bootstrapped___ = False
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___launchable___ = True
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import ugfx_helper, uos, wifi, ugfx, http, time, sleep, app, sys, database, buttons
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from tilda import Buttons
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from homescreen import *
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from dialogs import *
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# Constants
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intro_height = 30
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name_height = 60
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status_height = 20
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info_height = 30
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max_name = 8
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avatar_file_name='shared/avatar.png'
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avatar_db_key="avatar_url"
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# Local variables
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db = database.Database()
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### START OF WRITING STUFF ###
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def write_instructions():
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ugfx.clear(ugfx.html_color(0x000000))
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ugfx.orientation(270)
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ugfx.text(5, 5, "Press A to refresh", ugfx.WHITE)
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ugfx.text(5, 25, "Press B to change the url", ugfx.WHITE)
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ugfx.text(5, 45, "Press Menu to exit", ugfx.WHITE)
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def write_hot_instructions():
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ugfx.orientation(270)
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ugfx.text(3, 85, "Press A to refresh or press B", ugfx.WHITE)
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ugfx.text(3, 105, "to change the url or check", ugfx.WHITE)
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ugfx.text(3, 125, "your wifi settings...", ugfx.WHITE)
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def write_loading():
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ugfx.clear(ugfx.html_color(0x000000))
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ugfx.orientation(90)
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ugfx.text(5, 5, "Loading...", ugfx.WHITE)
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ugfx.orientation(270)
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ugfx.text(5, 5, "Loading...", ugfx.WHITE)
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def write_name():
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name_setting = name("Set your name in the settings app")
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if len(name_setting) <= max_name:
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ugfx.set_default_font(ugfx.FONT_NAME)
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else:
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ugfx.set_default_font(ugfx.FONT_MEDIUM_BOLD)
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# Draw name
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ugfx.orientation(90)
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ugfx.Label(0, ugfx.height() - name_height, ugfx.width(), name_height, name_setting, justification=ugfx.Label.CENTER, style=style)
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### END OF WRITING STUFF ###
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### START OF AVATAR HANDLING STUFF ###
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def avatar_exists():
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ret = True
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try:
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f = open(avatar_file_name, 'r')
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except:
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ret = False
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return ret
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def load_avatar():
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#Load the avatar from the local storage
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try:
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f = open(avatar_file_name, 'r')
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avatar_file = f.read()
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ugfx.orientation(90)
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ugfx.display_image(0,0,bytearray(avatar_file))
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f.close()
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return True
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except:
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ugfx.clear(ugfx.html_color(0x000000))
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ugfx.orientation(270)
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ugfx.text(3, 65, "No local avatar.", ugfx.RED)
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return False
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def download_avatar():
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avatar_url=db.get("avatar_url", "")
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if avatar_url:
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if (avatar_url.endswith(".png") or avatar_url.startswith("http")):
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try:
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image = http.get(avatar_url).raise_for_status().content
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ugfx.orientation(90)
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ugfx.display_image(0,0,bytearray(image))
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#f = open(avatar_file_name, 'w')
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#f.write(image)
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#f.close()
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#ugfx.display_image(0,0,bytearray(image))
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except:
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ugfx.clear(ugfx.html_color(0x000000))
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ugfx.orientation(270)
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ugfx.text(3, 65, "Couldn't download the avatar.", ugfx.RED)
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return False
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else:
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ugfx.clear(ugfx.html_color(0x000000))
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ugfx.orientation(270)
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ugfx.text(3, 65, "Invalid avatar url.", ugfx.RED)
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return False
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else:
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ugfx.clear(ugfx.html_color(0x000000))
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ugfx.orientation(270)
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ugfx.text(3, 65, "No avatar url.", ugfx.RED)
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return True
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### END OF AVATAR HANDLING STUFF ###
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### START OF MAIN ###
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def start():
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write_name()
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#if not avatar_exists():
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if not download_avatar():
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write_hot_instructions()
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#if not load_avatar():
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#write_hot_instructions()
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init()
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ugfx.clear(ugfx.html_color(0x000000))
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style = ugfx.Style()
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style.set_enabled([ugfx.WHITE, ugfx.html_color(0x000000), ugfx.html_color(0x000000), ugfx.html_color(0x000000)])
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style.set_background(ugfx.html_color(0x000000))
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ugfx.set_default_style(style)
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write_instructions()
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wait_until = time.ticks_ms() + 3000
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while time.ticks_ms() < wait_until:
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time.sleep(0.1)
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if Buttons.is_pressed(Buttons.BTN_A) or Buttons.is_pressed(Buttons.BTN_B) or Buttons.is_pressed(Buttons.BTN_Menu):
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break
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start()
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while True:
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if buttons.is_triggered(Buttons.BTN_B):
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ugfx.orientation(270)
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avatar_url = prompt_text("Avatar url:", init_text=db.get(avatar_db_key, ""))
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db.set(avatar_db_key, avatar_url)
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db.flush()
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ugfx.orientation(90)
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start()
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if buttons.is_triggered(Buttons.BTN_Menu):
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break
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app.restart_to_default()
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### END OF MAIN ###
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