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support optional text_background_color for cards #30

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Merged
merged 1 commit into from
Dec 13, 2021
Merged

support optional text_background_color for cards #30

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17 changes: 15 additions & 2 deletions adafruit_pyoa.py
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Original file line number Diff line number Diff line change
Expand Up @@ -227,12 +227,23 @@ def _display_text_for(self, card):
"""
text = card.get("text", None)
text_color = card.get("text_color", 0x0) # default to black
text_background_color = card.get("text_background_color", None)
if text:
try:
text_color = int(text_color) # parse the JSON string to hex int
except ValueError:
text_color = 0x0
self.set_text(text, text_color)

try:
text_background_color = int(
text_background_color
) # parse the JSON string to hex int
except ValueError:
text_background_color = None
except TypeError:
text_background_color = None

self.set_text(text, text_color, background_color=text_background_color)

def _play_sound_for(self, card):
"""If there's a sound, start playing it.
Expand Down Expand Up @@ -356,7 +367,7 @@ def play_sound(self, filename, *, wait_to_finish=True, loop=False):
self._wavfile = None
self._speaker_enable.value = False

def set_text(self, text, color):
def set_text(self, text, color, background_color=None):
"""Display the test for a card.

:param Union(None,str) text: the text to display
Expand Down Expand Up @@ -385,6 +396,8 @@ def set_text(self, text, color):
self._text.x = text_x
self._text.y = text_y
self._text.color = color
if background_color:
self._text.background_color = background_color
self._text_group.append(self._text)

def set_background(self, filename, *, with_fade=True):
Expand Down
1 change: 1 addition & 0 deletions examples/cyoa/cyoa.json
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@
"background_image": "page01.bmp",
"text": "You do not have any friends so you decide that it might be a good idea to build a robot friend. You're unsure if you want to do this, so now is the time to decide. Do you want to build a robot friend?",
"text_color": "0x000001",
"text_background_color": "0xeeeeee",
"sound": "sound_01.wav",
"button01_text": "Yes",
"button01_goto_card_id": "continue?",
Expand Down