107 lines
3.7 KiB
Python
107 lines
3.7 KiB
Python
# The MIT License (MIT)
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#
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# Copyright (c) 2019 Limor Fried for Adafruit Industries
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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"""
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`rect`
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================================================================================
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Various common shapes for use with displayio - Rectangle shape!
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* Author(s): Limor Fried
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Implementation Notes
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--------------------
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**Software and Dependencies:**
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* Adafruit CircuitPython firmware for the supported boards:
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https://github.com/adafruit/circuitpython/releases
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"""
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import displayio
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__version__ = "0.0.0-auto.0"
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__repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_Display_Shapes.git"
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class Rect(displayio.TileGrid):
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"""A rectangle.
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:param x: The x-position of the top left corner.
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:param y: The y-position of the top left corner.
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:param width: The width of the rectangle.
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:param height: The height of the rectangle.
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:param fill: The color to fill the rectangle. Can be a hex value for a color or
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``None`` for transparent.
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:param outline: The outline of the rectangle. Can be a hex value for a color or
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``None`` for no outline.
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:param stroke: Used for the outline. Will not change the outer bound size set by ``width`` and
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``height``.
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"""
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def __init__(self, x, y, width, height, *, fill=None, outline=None, stroke=1):
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self._bitmap = displayio.Bitmap(width, height, 2)
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self._palette = displayio.Palette(2)
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if outline is not None:
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self._palette[1] = outline
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for w in range(width):
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for line in range(stroke):
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self._bitmap[w, line] = 1
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self._bitmap[w, height-1-line] = 1
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for _h in range(height):
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for line in range(stroke):
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self._bitmap[line, _h] = 1
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self._bitmap[width-1-line, _h] = 1
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if fill is not None:
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self._palette[0] = fill
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else:
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self._palette.make_transparent(0)
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super().__init__(self._bitmap, pixel_shader=self._palette, x=x, y=y)
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@property
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def fill(self):
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"""The fill of the rectangle. Can be a hex value for a color or ``None`` for
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transparent."""
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return self._palette[0]
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@fill.setter
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def fill(self, color):
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if color is None:
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self._palette.make_transparent(0)
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else:
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self._palette[0] = color
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@property
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def outline(self):
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"""The outline of the rectangle. Can be a hex value for a color or ``None``
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for no outline."""
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return self._palette[1]
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@outline.setter
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def outline(self, color):
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if color is None:
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self._palette.make_transparent(1)
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else:
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self._palette[1] = color
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