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mqtt_pi_led-display
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add scroll once mode

This commit is contained in:
interfisch 2021-07-03 23:17:56 +02:00
parent b9b9f8a5ee
commit 80d5105abc
1 changed files with 18 additions and 2 deletions
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20
src/controller.py
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@ -118,6 +118,15 @@ class Controller:
print("changed text to ", self.text) print("changed text to ", self.text)
self.mqtt.publish(self.topic + "/" + __TOPIC_TEXT_PAN__, self.text, 1 ) self.mqtt.publish(self.topic + "/" + __TOPIC_TEXT_PAN__, self.text, 1 )
if message.topic.endswith(__TOPIC_TEXT_SCROLL__ + "/set"):
self.mode = Mode.SCROLL
self.poscount = 0 #start at beginning of new text
self.text = msg
for i in range(NUMDIGITS):
self.text = " "+self.text+" " #add spaces left and right for marquee to enter and leave the full frame
print("changed text to ", self.text)
self.mqtt.publish(self.topic + "/" + __TOPIC_TEXT_SCROLL__, self.text, 1 )
def on_connect(self, client, userdata, flags, rc): def on_connect(self, client, userdata, flags, rc):
print("Connected to MQTT Broker") print("Connected to MQTT Broker")
@ -199,14 +208,21 @@ class Controller:
if self.text != self.text_last: #time to update animation if self.text != self.text_last: #time to update animation
self.displayTextOffset(self.text, 0) self.displayTextOffset(self.text, 0)
if self.mode == Mode.MARQUEE: if self.mode == Mode.MARQUEE or self.mode == Mode.SCROLL:
if time.time() > self.last_scrollupdate+self.scroll_interval or self.text != self.text_last: #time to update animation if time.time() > self.last_scrollupdate+self.scroll_interval or self.text != self.text_last: #time to update animation
self.displayTextOffset(self.text, self.poscount) self.displayTextOffset(self.text, self.poscount)
self.poscount += 1 self.poscount += 1
self.poscount %= max(1,int(self.seglen(self.text)-NUMDIGITS+1)) if self.mode == Mode.MARQUEE:
self.poscount %= max(1,int(self.seglen(self.text)-NUMDIGITS+1))
elif self.mode == Mode.SCROLL:
if self.poscount >= max(1,int(self.seglen(self.text)-NUMDIGITS+1)): #reached end for scroll once
self.mode == Mode.STATIC
self.text=" ".ljust(NUMDIGITS) #empty
self.last_scrollupdate = time.time() self.last_scrollupdate = time.time()
if self.mode == Mode.PAN: if self.mode == Mode.PAN:
if time.time() > self.last_scrollupdate+self.scroll_interval or self.text != self.text_last: #time to update animation if time.time() > self.last_scrollupdate+self.scroll_interval or self.text != self.text_last: #time to update animation
print("pos=", self.poscount) print("pos=", self.poscount)