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Render metadata in GUI

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This commit is contained in:
Correl Roush 2020-09-04 22:07:43 -04:00
parent 329270bd7d
commit 777ba43d93
2 changed files with 23 additions and 5 deletions
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2
turntable/cli.py
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@ -13,4 +13,6 @@ def main() -> None:
while event := events.get(): while event := events.get():
logging.info("Event: %s", event) logging.info("Event: %s", event)
except: except:
logging.exception("Shutting down")
finally:
app.shutdown() app.shutdown()

26
turntable/gui.py
View file

@ -43,7 +43,7 @@ class Plot:
return return
fft = abs(np.fft.fft(data).real) fft = abs(np.fft.fft(data).real)
fft = fft[: len(fft) // 2] fft = fft[: len(fft) // 2]
heights = scipy.signal.resample(fft, self.bars) * self.height / 2 ** 16 heights = abs(scipy.signal.resample(fft, self.bars) * self.height / 2 ** 16)
for i, height in enumerate(heights): for i, height in enumerate(heights):
pygame.draw.rect( pygame.draw.rect(
self.screen, self.screen,
@ -59,9 +59,9 @@ class Plot:
def main(): def main():
events: "Queue[events.Event]" = Queue() event_queue: "Queue[events.Event]" = Queue()
pcm_in: "Queue[models.PCM]" = Queue() pcm_in: "Queue[models.PCM]" = Queue()
app = application.Application(events, pcm_in) app = application.Application(event_queue, pcm_in)
config = app.config.get("gui", dict()) config = app.config.get("gui", dict())
disp_no = os.getenv("DISPLAY") disp_no = os.getenv("DISPLAY")
if disp_no: if disp_no:
@ -97,6 +97,7 @@ def main():
screen.fill((0, 0, 0)) screen.fill((0, 0, 0))
# Initialise font support # Initialise font support
pygame.font.init() pygame.font.init()
font = pygame.font.Font(pygame.font.get_default_font(), 15)
# Render the screen # Render the screen
pygame.display.update() pygame.display.update()
@ -105,7 +106,7 @@ def main():
x=0, x=0,
y=0, y=0,
width=screen.get_width(), width=screen.get_width(),
height=screen.get_height(), height=screen.get_height() - 50,
bars=40, bars=40,
bar_width=screen.get_width() // 45, bar_width=screen.get_width() // 45,
color=(139, 0, 139), color=(139, 0, 139),
@ -114,6 +115,7 @@ def main():
try: try:
app.run() app.run()
clock = pygame.time.Clock() clock = pygame.time.Clock()
title = "<Idle>"
while True: while True:
for event in pygame.event.get(): for event in pygame.event.get():
if event.type == QUIT or ( if event.type == QUIT or (
@ -123,8 +125,15 @@ def main():
pygame.quit() pygame.quit()
return return
try: try:
while event := events.get(False): while event := event_queue.get(False):
... ...
if isinstance(event, events.StartedPlaying):
title = "<Starting...>"
elif isinstance(event, events.StoppedPlaying):
title = "<Idle>"
elif isinstance(event, events.NewMetadata):
title = event.title
except queue.Empty: except queue.Empty:
... ...
try: try:
@ -134,7 +143,14 @@ def main():
... ...
screen.fill((0, 0, 0)) screen.fill((0, 0, 0))
plot.draw() plot.draw()
title_text = font.render(title, True, (255, 255, 255))
title_rect = title_text.get_rect()
title_rect.left = 25
title_rect.centery = screen.get_height() - 25
screen.blit(title_text, title_rect)
pygame.display.update() pygame.display.update()
clock.tick(FPS) clock.tick(FPS)
except: except:
logger.exception("Shutting down")
finally:
app.shutdown() app.shutdown()