shape corners

Author: FoamyGuy

displayio/displayio_shape_corners.py

@@ -0,0 +1,30 @@
+import board
+import displayio
+"""
+Illustrate usage of displayio.Shape with boundary and mirror.
+"""
+
+SHAPE_WIDTH = board.DISPLAY.width
+SHAPE_HEIGHT = board.DISPLAY.height
+CORNER_SIZE = board.DISPLAY.width // 4
+display = board.DISPLAY
+
+shape = displayio.Shape(SHAPE_WIDTH, SHAPE_HEIGHT, mirror_x=True, mirror_y=True)
+
+palette = displayio.Palette(2)
+
+# set corner pixels out of bounds
+for i in range(CORNER_SIZE):
+    shape.set_boundary(i, CORNER_SIZE-1-i, SHAPE_WIDTH//2-1)
+
+palette[0] = 0x0000FF  # out of bounds color
+palette[1] = 0x00FFFF  # shape color
+
+tile_grid = displayio.TileGrid(shape, pixel_shader=palette)
+group = displayio.Group()
+group.append(tile_grid)
+display.show(group)
+
+# loop forever to keep it on the screen
+while True:
+    pass