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Fixed Flicker for Numbers when Autowrite is on #30

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Merged
merged 3 commits into from
Jan 30, 2019
Merged

Fixed Flicker for Numbers when Autowrite is on #30

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868b343
Fixed flicker for printing numbers
Jan 29, 2019
e0c52f1
Added final newline
Jan 29, 2019
3f204cb
Fixed text flickering as well
Jan 30, 2019
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9 changes: 5 additions & 4 deletions adafruit_ht16k33/segments.py
100644 → 100755
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Original file line number Diff line number Diff line change
Expand Up @@ -160,6 +160,8 @@ def print(self, value):

def __setitem__(self, key, value):
self._put(value, key)
if self._auto_write:
self.show()

def scroll(self, count=1):
"""Scroll the display by specified number of places."""
Expand All @@ -182,8 +184,6 @@ def _put(self, char, index=0):
character = ord(char) * 2 - 64
self._set_buffer(index * 2, CHARS[1 + character])
self._set_buffer(index * 2 + 1, CHARS[character])
if self._auto_write:
self.show()

def _push(self, char):
"""Scroll the display and add a character at the end."""
Expand All @@ -199,6 +199,8 @@ def _text(self, text):

def _number(self, number):
"""Display the specified decimal number."""
auto_write = self._auto_write
self._auto_write = False
string = "{}".format(number)
if len(string) > 4:
if string.find('.') > 4:
Expand All @@ -208,6 +210,7 @@ def _number(self, number):
if '.' in string:
places += 1
self._text(string[:places])
self._auto_write = auto_write

class Seg7x4(Seg14x4):
"""Numeric 7-segment display. It has the same methods as the alphanumeric display, but only
Expand Down Expand Up @@ -257,8 +260,6 @@ def _put(self, char, index=0):
else:
return
self._set_buffer(index, NUMBERS[character])
if self._auto_write:
self.show()

class BigSeg7x4(Seg7x4):
"""Numeric 7-segment display. It has the same methods as the alphanumeric display, but only
Expand Down