async def consume_io__process_screenshot_a(self, source_agent_path, cmd):
files = sorted(config.SCREENSHOT_DIR.glob("*.png"))
file = files[-1]
if file == self.last_screenshot:
print(ansi.info("No new screenshot to process."))
return
self.last_screenshot = file
print(ansi.info("Setting up screenshot processing."))
# save_str = json_stringify(self.chart.data)
# if save_str != self.last_save:
# self.save()
self.process_screenshot(file)
async def handle__slideshow__next__a(self, envelope, chart_idx,
overlay_idx):
if self.lock.locked():
return
await self.lock.acquire(
) # This lock prevents the program from exploding if the user continuously holds n.
try:
self.check_chart_idx(chart_idx)
self.check_overlay_idx(overlay_idx)
del chart_idx # Avoid bugs where we update self.chart_idx then use chart_idx.
del overlay_idx
overlays = self.get_overlays(self.chart_idx)
if (self.overlay_idx + 1 < len(overlays)):
self.overlay_idx += 1
print(
f""" {ansi.info("Loading next overlay")} {overlays[self.overlay_idx]}"""
)
await self.send_message_outward_a(
"slideshow.overlay.switch",
*arguments(chart_idx=self.chart_idx,
overlay_idx=self.overlay_idx,
change_direction=1))
else:
if self.chart_idx + 1 == len(self.chart_source_files):
# We are out of slides.
print(ansi.info("At end, out of slides..."))
return
self.chart_idx += 1
self.overlay_idx = 0
await self.update_chart_a(1)
finally: # Wait a bit before releasing lock to advance at an orderly pace when user holds n.
asyncio.ensure_future(self.release_lock())
async def handle__slideshow__previous__a(self, envelope, chart_idx,
overlay_idx):
if self.lock.locked():
return
await self.lock.acquire()
try:
self.check_chart_idx(chart_idx)
self.check_overlay_idx(overlay_idx)
del chart_idx # Avoid bugs where we update self.chart_idx then use chart_idx.
del overlay_idx
change_direction = -1
overlays = self.get_overlays(self.chart_idx)
if (self.overlay_idx > 0):
self.overlay_idx -= 1
print(
f""" {ansi.info("Loading previous overlay")} {overlays[self.overlay_idx]}"""
)
await self.send_message_outward_a(
"slideshow.overlay.switch",
*arguments(chart_idx=self.chart_idx,
overlay_idx=self.overlay_idx,
change_direction=-1))
else:
# TODO: handle beginning of presentation
if self.chart_idx == 0:
# already at beginning
print(ansi.info("At beginning"))
return
self.chart_idx -= 1
self.overlay_idx = len(self.get_overlays(self.chart_idx)) - 1
await self.update_chart_a(-1)
finally:
asyncio.ensure_future(self.release_lock())
def process_screenshot(self, file):
i = sum(
1 for i in config.OVERLAY_DIR.glob(f"{self.last_save_file.stem}*"))
outfile = config.OVERLAY_DIR / f"{self.last_save_file.stem}__overlay{i}.svg"
self.last_overlay_outfile = outfile
p = Process(target=process_overlay, args=(file, outfile))
p.start()
print(ansi.info(f" Output file: {outfile}"))
async def update_chart_a(self, change_direction=None):
print(ansi.info(f"Loading source file {self.chart_idx}"))
print(f" == {self.chart_source_files[self.chart_idx]}")
self.load_chart()
overlays = self.get_overlays(self.chart_idx)
# print(f" Loading overlay {overlays[self.overlay_idx]}")
await self.send_message_outward_a(
"slideshow.chart.switch",
*arguments(
state=self.chart.data,
chart_idx=self.chart_idx,
overlay_idx=self.overlay_idx,
change_direction=change_direction,
))