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Merge pull request #2222 from adafruit/jepler-patch-1

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Don't use "bitmap" property of TileGrid objects
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Anne Barela 2022-07-17 14:07:59 -04:00 committed by GitHub
commit 51d59669ac
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1 changed files with 3 additions and 3 deletions
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6
ulab_Crunch_Numbers_Fast/waterfall/code.py
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@ -36,15 +36,15 @@ for i, pi in enumerate((0xff0000, 0xff0a00, 0xff1400, 0xff1e00,
class RollingGraph(displayio.TileGrid): class RollingGraph(displayio.TileGrid):
def __init__(self, scale=2): def __init__(self, scale=2):
# Create a bitmap with heatmap colors # Create a bitmap with heatmap colors
self.bitmap = displayio.Bitmap(display.width//scale, self._bitmap = displayio.Bitmap(display.width//scale,
display.height//scale, len(palette)) display.height//scale, len(palette))
super().__init__(self.bitmap, pixel_shader=palette) super().__init__(self._bitmap, pixel_shader=palette)
self.scroll_offset = 0 self.scroll_offset = 0
def show(self, data): def show(self, data):
y = self.scroll_offset y = self.scroll_offset
bitmap = self.bitmap bitmap = self._bitmap
board.DISPLAY.auto_refresh = False board.DISPLAY.auto_refresh = False
offset = max(0, (bitmap.width-len(data))//2) offset = max(0, (bitmap.width-len(data))//2)