X-Git-Url: https://git.ayoreis.com/hackapet/Adafruit_Blinka_Displayio.git/blobdiff_plain/5cfe68b419b1e014ae334c500569d87b661e4281..f9e4d4ba105f12c6724f85a6ffba18310dba0d4d:/displayio/display.py?ds=inline diff --git a/displayio/display.py b/displayio/display.py index 6bc5039..e5998e1 100644 --- a/displayio/display.py +++ b/displayio/display.py @@ -21,7 +21,7 @@ # THE SOFTWARE. """ -`displayio` +`displayio.display` ================================================================================ displayio for Blinka @@ -40,12 +40,14 @@ import struct import threading from PIL import Image import numpy -from displayio import Rectangle -from displayio import displays +from recordclass import recordclass __version__ = "0.0.0-auto.0" __repo__ = "https://github.com/adafruit/Adafruit_Blinka_displayio.git" +Rectangle = recordclass("Rectangle", "x1 y1 x2 y2") +displays = [] + # pylint: disable=unnecessary-pass, unused-argument # pylint: disable=too-many-instance-attributes @@ -202,7 +204,7 @@ class Display: self._current_group._fill_area(buffer) # pylint: disable=protected-access # save image to buffer (or probably refresh buffer so we can compare) self._buffer.paste(buffer) - time.sleep(1) + # Eventually calculate dirty rectangles here self._subrectangles.append(Rectangle(0, 0, self._width, self._height)) @@ -215,7 +217,11 @@ class Display: def _refresh_display_area(self, rectangle): """Loop through dirty rectangles and redraw that area.""" - data = numpy.array(self._buffer.crop(rectangle).convert("RGB")).astype("uint16") + + img = self._buffer.crop(rectangle).convert("RGB") + img = img.rotate(self._rotation) + + data = numpy.array(img).astype("uint16") color = ( ((data[:, :, 0] & 0xF8) << 8) | ((data[:, :, 1] & 0xFC) << 3) @@ -226,20 +232,50 @@ class Display: numpy.dstack(((color >> 8) & 0xFF, color & 0xFF)).flatten().tolist() ) + display_rectangle = self._apply_rotation(rectangle) + self._write( self._set_column_command, self._encode_pos( - rectangle.x1 + self._colstart, rectangle.x2 + self._colstart + display_rectangle.x1 + self._colstart, + display_rectangle.x2 + self._colstart - 1, ), ) self._write( self._set_row_command, self._encode_pos( - rectangle.y1 + self._rowstart, rectangle.y2 + self._rowstart + display_rectangle.y1 + self._rowstart, + display_rectangle.y2 + self._rowstart - 1, ), ) + self._write(self._write_ram_command, pixels) + def _apply_rotation(self, rectangle): + """Adjust the rectangle coordinates based on rotation""" + if self._rotation == 90: + return Rectangle( + self._width - rectangle.y2, + rectangle.x1, + self._width - rectangle.y1, + rectangle.x2, + ) + if self._rotation == 180: + return Rectangle( + self._width - rectangle.x2, + self._height - rectangle.y2, + self._width - rectangle.x1, + self._height - rectangle.y1, + ) + if self._rotation == 270: + return Rectangle( + rectangle.y1, + self._height - rectangle.x2, + rectangle.y2, + self._height - rectangle.x1, + ) + return rectangle + def _encode_pos(self, x, y): """Encode a postion into bytes.""" return struct.pack(self._bounds_encoding, x, y)