def change_image(screen, size, images, image_index, delta):
while True:
image_index += delta
if image_index >= len(images):
image_index = 0
elif image_index < 0:
image_index = len(images) - 1
if images[image_index] is not None:
break
graphics.show_graph(screen, size, images[image_index])
return image_index
def change_image(screen, size, images, image_index, delta):
while True:
image_index += delta
if image_index >= len(images):
image_index = 0
elif image_index < 0:
image_index = len(images) - 1
if images[image_index] is not None:
break
graphics.show_graph(screen, size, images[image_index])
return image_index
try:
# image_data, image_size = n1mm_view_graphs.qso_summary_table(size, qso_band_modes)
# image_data, image_size = n1mm_view_graphs.qso_rates_table(size, operator_qso_rates)
# image_data, image_size = n1mm_view_graphs.qso_operators_graph(size, qso_operators)
# image_data, image_size = n1mm_view_graphs.qso_operators_table(size, qso_operators)
# image_data, image_size = n1mm_view_graphs.qso_stations_graph(size, qso_stations)
# image_data, image_size = n1mm_view_graphs.qso_bands_graph(size, qso_band_modes)
# image_data, image_size = n1mm_view_graphs.qso_modes_graph(size, qso_band_modes)
image_data, image_size = graphics.qso_rates_chart(size, qsos_per_hour)
#base_map = n1mm_view_graphs.create_map()
#image_data, image_size = n1mm_view_graphs.draw_map(size, qsos_by_section, base_map)
# gc.collect()
image = pygame.image.frombuffer(image_data, image_size, 'RGB')
graphics.show_graph(screen, size, image)
pygame.display.flip()
# wait for a key press
run = True
while run:
for event in pygame.event.get():
if event.type == pygame.QUIT:
run = False
break
elif event.type == pygame.KEYDOWN:
if event.key == ord('q'):
logging.debug('Q key pressed')
run = False
else:
logging.debug('event key=%d', event.key)
def main():
logging.info('dashboard startup')
last_qso_timestamp = 0
q = multiprocessing.Queue()
process_event = multiprocessing.Event()
images = [None] * IMAGE_COUNT
try:
screen, size = graphics.init_display()
except Exception as e:
logging.exception('Could not initialize display.', exc_info=e)
sys.exit(1)
display_size = (size[0], size[1] - graphics.view_font_height)
logging.debug('display setup')
images[LOGO_IMAGE_INDEX] = pygame.image.load('logo.png')
crawl_messages = CrawlMessages(screen, size)
update_crawl_message(crawl_messages)
proc = multiprocessing.Process(name='image-updater', target=update_charts, args=(q, process_event, display_size))
proc.start()
try:
image_index = LOGO_IMAGE_INDEX
graphics.show_graph(screen, size, images[LOGO_IMAGE_INDEX])
pygame.time.set_timer(pygame.USEREVENT, 1000)
run = True
paused = False
display_update_timer = config.DISPLAY_DWELL_TIME
clock = pygame.time.Clock()
while run:
for event in pygame.event.get():
if event.type == pygame.QUIT:
run = False
break
elif event.type == pygame.USEREVENT:
display_update_timer -= 1
if display_update_timer < 1:
if paused:
graphics.show_graph(screen, size, images[image_index])
else:
image_index = change_image(screen, size, images, image_index, 1)
display_update_timer = config.DISPLAY_DWELL_TIME
update_crawl_message(crawl_messages)
elif event.type == pygame.KEYDOWN:
if event.key == ord('q'):
logging.debug('Q key pressed')
run = False
elif event.key == ord('n') or event.key == 275:
logging.debug('next key pressed')
image_index = change_image(screen, size, images, image_index, 1)
display_update_timer = config.DISPLAY_DWELL_TIME
elif event.key == ord('p') or event.key == 276:
logging.debug('prev key pressed')
image_index = change_image(screen, size, images, image_index, -1)
display_update_timer = config.DISPLAY_DWELL_TIME
elif event.key == 302:
logging.debug('scroll lock key pressed')
if paused:
image_index = change_image(screen, size, images, image_index, 1)
display_update_timer = config.DISPLAY_DWELL_TIME
paused = not paused
else:
logging.debug('event key=%d', event.key)
while not q.empty():
payload = q.get()
message_type = payload[0]
if message_type == IMAGE_MESSAGE:
n = payload[1]
image = payload[2]
image_size = payload[3]
images[n] = pygame.image.frombuffer(image, image_size, IMAGE_FORMAT)
logging.debug('received image %d', n)
elif message_type == CRAWL_MESSAGE:
n = payload[1]
message = payload[2]
fg = graphics.CYAN
bg = graphics.BLACK
if len(payload) > 3:
fg = payload[3]
if len(payload) > 4:
bg = payload[4]
crawl_messages.set_message(n, message)
crawl_messages.set_message_colors(n, fg, bg)
crawl_messages.crawl_message()
pygame.display.flip()
clock.tick(60)
pygame.time.set_timer(pygame.USEREVENT, 0)
except Exception as e:
logging.exception("Exception in main:", exc_info=e)
pygame.display.quit()
logging.debug('stopping update process')
process_event.set()
logging.debug('waiting for update process to stop...')
proc.join(60)
if proc.is_alive():
logging.warning('chart engine did not exit upon request, killing.')
proc.terminate()
logging.debug('update thread has stopped.')
logging.info('dashboard exit')
sys.exit(1)
display_size = (size[0], size[1] - graphics.view_font_height)
logging.debug('display setup')
images[LOGO_IMAGE_INDEX] = pygame.image.load('logo.png')
crawl_messages = CrawlMessages(screen, size)
update_crawl_message(crawl_messages)
proc = multiprocessing.Process(name='image-updater', target=update_charts, args=(q, process_event, display_size))
proc.start()
try:
image_index = LOGO_IMAGE_INDEX
graphics.show_graph(screen, size, images[LOGO_IMAGE_INDEX])
pygame.time.set_timer(pygame.USEREVENT, 1000)
run = True
paused = False
display_update_timer = config.DISPLAY_DWELL_TIME
clock = pygame.time.Clock()
while run:
for event in pygame.event.get():
if event.type == pygame.QUIT:
run = False
break
elif event.type == pygame.USEREVENT:
display_update_timer -= 1
try:
# image_data, image_size = n1mm_view_graphs.qso_summary_table(size, qso_band_modes)
# image_data, image_size = n1mm_view_graphs.qso_rates_table(size, operator_qso_rates)
# image_data, image_size = n1mm_view_graphs.qso_operators_graph(size, qso_operators)
# image_data, image_size = n1mm_view_graphs.qso_operators_table(size, qso_operators)
# image_data, image_size = n1mm_view_graphs.qso_stations_graph(size, qso_stations)
# image_data, image_size = n1mm_view_graphs.qso_bands_graph(size, qso_band_modes)
# image_data, image_size = n1mm_view_graphs.qso_modes_graph(size, qso_band_modes)
image_data, image_size = graphics.qso_rates_chart(size, qsos_per_hour)
#base_map = n1mm_view_graphs.create_map()
#image_data, image_size = n1mm_view_graphs.draw_map(size, qsos_by_section, base_map)
# gc.collect()
image = pygame.image.frombuffer(image_data, image_size, 'RGB')
graphics.show_graph(screen, size, image)
pygame.display.flip()
# wait for a key press
run = True
while run:
for event in pygame.event.get():
if event.type == pygame.QUIT:
run = False
break
elif event.type == pygame.KEYDOWN:
if event.key == ord('q'):
logging.debug('Q key pressed')
run = False
else:
logging.debug('event key=%d', event.key)
def main():
logging.info('dashboard startup')
try:
screen, size = graphics.init_display()
except Exception as e:
logging.exception('Could not initialize display.', exc_info=e)
sys.exit(1)
display_size = (size[0], size[1])
logging.debug('display setup')
qso_operators = []
qso_stations = []
qso_band_modes = []
operator_qso_rates = []
qsos_per_hour = []
qsos_by_section = {}
logging.debug('load data')
db = None
cursor = None
try:
logging.debug('connecting to database')
db = sqlite3.connect(config.DATABASE_FILENAME)
cursor = db.cursor()
logging.debug('database connected')
# get timestamp from the last record in the database
last_qso_time, message = dataaccess.get_last_qso(cursor)
# load qso_operators
qso_operators = dataaccess.get_operators_by_qsos(cursor)
# load qso_stations -- maybe useless chartjunk
qso_stations = dataaccess.get_station_qsos(cursor)
# get something else.
qso_band_modes = dataaccess.get_qso_band_modes(cursor)
# load QSOs per Hour by Operator
operator_qso_rates = dataaccess.get_qsos_per_hour_per_operator(
cursor, last_qso_time)
# load QSO rates per Hour by Band
qsos_per_hour, qsos_per_band = dataaccess.get_qsos_per_hour_per_band(
cursor)
# load QSOs by Section
qsos_by_section = dataaccess.get_qsos_by_section(cursor)
logging.debug('load data done')
except sqlite3.OperationalError as error:
logging.exception(error)
sys.exit(1)
finally:
if db is not None:
logging.debug('Closing DB')
cursor.close()
db.close()
db = None
try:
# image_data, image_size = graphics.qso_summary_table(size, qso_band_modes)
# image_data, image_size = graphics.qso_rates_table(size, operator_qso_rates)
# image_data, image_size = graphics.qso_operators_graph(size, qso_operators)
# image_data, image_size = graphics.qso_operators_table(size, qso_operators)
# image_data, image_size = graphics.qso_stations_graph(size, qso_stations)
# image_data, image_size = graphics.qso_bands_graph(size, qso_band_modes)
# image_data, image_size = graphics.qso_modes_graph(size, qso_band_modes)
# image_data, image_size = graphics.qso_rates_chart(size, qsos_per_hour)
image_data, image_size = graphics.draw_map(size, qsos_by_section)
# gc.collect()
image = pygame.image.frombuffer(image_data, image_size, 'RGB')
graphics.show_graph(screen, size, image)
pygame.display.flip()
# wait for a key press
run = True
while run:
for event in pygame.event.get():
if event.type == pygame.QUIT:
run = False
break
elif event.type == pygame.KEYDOWN:
if event.key == ord('q'):
logging.debug('Q key pressed')
run = False
else:
logging.debug('event key=%d', event.key)
except Exception as e:
logging.exception("Exception in main:", exc_info=e)
pygame.display.quit()
logging.info('one_chart exit')
display_size = (size[0], size[1] - graphics.view_font_height)
logging.debug('display setup')
images[LOGO_IMAGE_INDEX] = pygame.image.load('logo.png')
crawl_messages = CrawlMessages(screen, size)
update_crawl_message(crawl_messages)
proc = multiprocessing.Process(name='image-updater',
target=update_charts,
args=(q, process_event, display_size))
proc.start()
try:
image_index = LOGO_IMAGE_INDEX
graphics.show_graph(screen, size, images[LOGO_IMAGE_INDEX])
pygame.time.set_timer(pygame.USEREVENT, 1000)
run = True
paused = False
display_update_timer = config.DISPLAY_DWELL_TIME
clock = pygame.time.Clock()
while run:
for event in pygame.event.get():
if event.type == pygame.QUIT:
run = False
break
elif event.type == pygame.USEREVENT:
display_update_timer -= 1
