Update call of DotStar constructor and tidy formatting.
This commit is contained in:
Dave Astels
parent
2c6f50e946
commit
0b5c42ce95
1 changed files with 19 additions and 35 deletions
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@ -32,15 +32,11 @@ import board
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import adafruit_dotstar
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import time
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class DotstarFeatherwing:
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"""Test, Image, and Animation support for the DotStar featherwing"""
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blank_stripe = [(0, 0, 0),
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(0, 0, 0),
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(0, 0, 0),
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(0, 0, 0),
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(0, 0, 0),
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(0, 0, 0)]
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blank_stripe = [(0, 0, 0), (0, 0, 0), (0, 0, 0), (0, 0, 0), (0, 0, 0), (0, 0, 0)]
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"""A blank stripe, used internally to separate characters as they are shifted onto the display."""
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def __init__(self, clock, data, brightness=1.0):
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@ -52,15 +48,19 @@ class DotstarFeatherwing:
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"""
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self.rows = 6
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self.columns = 12
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self.display = adafruit_dotstar.DotStar(clock, data, self.rows * self.columns, brightness, False)
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self.display = adafruit_dotstar.DotStar(
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clock,
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data,
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self.rows * self.columns,
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brightness=brightness,
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auto_write=False,
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)
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def clear(self):
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"""Clear the display.
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Does NOT update the LEDs
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"""
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self.display.fill((0,0,0))
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self.display.fill((0, 0, 0))
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def fill(self, color):
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"""Fills the wing with a color.
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@ -70,13 +70,11 @@ class DotstarFeatherwing:
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"""
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self.display.fill(color)
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def show(self):
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"""Update the LEDs.
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"""
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self.display.show()
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def set_color(self, row, column, color):
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"""Set the color of the specified pixel.
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@ -86,7 +84,6 @@ class DotstarFeatherwing:
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"""
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self.display[row * self.columns + column] = color
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def get_color(self, row, column):
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"""Get the color of the specified pixel. Returns teh color as an RGB tripple.
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@ -95,7 +92,6 @@ class DotstarFeatherwing:
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"""
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return self.display[row * self.columns + column]
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def shift_into_left(self, stripe):
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""" Shift a column of pixels into the left side of the display.
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@ -107,7 +103,6 @@ class DotstarFeatherwing:
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self.display[rightmost + c] = self.display[rightmost + c + 1]
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self.display[rightmost + self.columns - 1] = stripe[r]
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def shift_into_right(self, stripe):
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""" Shift a column of pixels into the rightside of the display.
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@ -119,7 +114,6 @@ class DotstarFeatherwing:
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self.display[leftmost - c] = self.display[(leftmost - c) - 1]
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self.display[(leftmost - self.columns) + 1] = stripe[r]
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def shift_into_top(self, stripe, offset=0):
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""" Shift a column of pixels into the rightside of the display.
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@ -129,10 +123,11 @@ class DotstarFeatherwing:
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for c in range(self.columns):
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bottommost = (self.rows - 1) * self.columns
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for r in range(self.rows - 1):
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self.display[bottommost + c - (r * self.columns)] = self.display[bottommost + c - ((r + 1) * self.columns)]
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self.display[bottommost + c - (r * self.columns)] = self.display[
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bottommost + c - ((r + 1) * self.columns)
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]
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self.display[c] = stripe[c + offset]
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def number_to_pixels(self, x, color, bit_count=6):
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"""Convert an integer (0..63) into an array of 6 pixels.
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@ -149,7 +144,6 @@ class DotstarFeatherwing:
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val = val >> 1
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return pixels
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def character_to_numbers(self, font, char):
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"""Convert a letter to the sequence of column values to display.
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@ -158,7 +152,6 @@ class DotstarFeatherwing:
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"""
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return font[char]
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def shift_in_character(self, font, c, color=(0x00, 0x40, 0x00), delay=0.2):
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"""Shifts a single character onto the display from the right edge.
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@ -170,7 +163,7 @@ class DotstarFeatherwing:
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if c.upper() in font:
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matrix = self.character_to_numbers(font, c.upper())
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else:
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matrix = self.character_to_numbers(font, 'UNKNOWN')
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matrix = self.character_to_numbers(font, "UNKNOWN")
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for stripe in matrix:
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self.shift_into_right(self.number_to_pixels(stripe, color))
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self.show()
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@ -179,7 +172,6 @@ class DotstarFeatherwing:
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self.show()
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time.sleep(delay)
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def shift_in_string(self, font, s, color=(0x00, 0x40, 0x00), delay=0.2):
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"""Shifts a string onto the display from the right edge.
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@ -191,7 +183,6 @@ class DotstarFeatherwing:
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for c in s:
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self.shift_in_character(font, c, color, delay)
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# Display an image
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def display_image(self, image, color):
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"""Display an mono-colored image.
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@ -199,8 +190,7 @@ class DotstarFeatherwing:
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:param [string] image: the textual bitmap, 'X' for set pixels, anything else for others
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:param (int) color: the color to set "on" pixels to
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"""
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self.display_colored_image(image, {'X': color})
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self.display_colored_image(image, {"X": color})
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def display_colored_image(self, image, colors):
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"""Display an multi-colored image.
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@ -219,7 +209,6 @@ class DotstarFeatherwing:
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self.display[index] = (0, 0, 0)
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self.display.show()
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def display_animation(self, animation, colors, count=1, delay=0.1):
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"""Display a multi-colored animation.
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@ -237,8 +226,3 @@ class DotstarFeatherwing:
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first_frame = False
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self.display_colored_image(frame, colors)
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count = count - 1
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