allow missing vectorio

adafruit_displayio_layout/widgets/__init__.py

@@ -7,7 +7,10 @@
 =======================
 """
 
-import vectorio
+try:
+    import vectorio
+except ImportError:
+    pass
 
 try:
     import bitmaptools

examples/displayio_layout_gridlayout_pygame_display_simpletest.py

@@ -2,8 +2,10 @@
 #
 # SPDX-License-Identifier: MIT
 """
-Make green and purple rectangles and a
-"Hello World" label. Displayed with Blinka_Displayio_PyGameDisplay
+Make a GridLayout with some Labels in it's cells.
+Displayed with Blinka_Displayio_PyGameDisplay
+
+Requires: https://github.com/FoamyGuy/Blinka_Displayio_PyGameDisplay
 """
 import displayio
 import terminalio

examples/displayio_layout_pygame_display_switch_round.py

@@ -0,0 +1,83 @@
+# SPDX-FileCopyrightText: 2021 Tim C
+#
+# SPDX-License-Identifier: MIT
+"""
+Make a GridLayout with some Labels in it's cells.
+Displayed with Blinka_Displayio_PyGameDisplay
+
+Requires: https://github.com/FoamyGuy/Blinka_Displayio_PyGameDisplay
+"""
+import displayio
+import pygame
+from blinka_displayio_pygamedisplay import PyGameDisplay
+from adafruit_displayio_layout.widgets.switch_round import SwitchRound as Switch
+
+
+# Make the display context. Change size if you want
+display = PyGameDisplay(width=320, height=240)
+
+# Make the display context
+main_group = displayio.Group()
+display.show(main_group)
+
+switch_x = 30
+switch_y = 30
+switch_radius = 20
+
+switch_fill_color_off = (200, 44, 200)
+switch_fill_color_on = (0, 100, 0)
+
+switch_outline_color_off = (30, 30, 30)
+switch_outline_color_on = (0, 60, 0)
+
+background_color_off = (255, 255, 255)
+background_color_on = (90, 255, 90)
+
+background_outline_color_off = background_color_off
+background_outline_color_on = background_color_on
+
+switch_width = 4 * switch_radius  # This is a good aspect ratio to start with
+
+switch_stroke = 2  # Width of the outlines (in pixels)
+text_stroke = switch_stroke  # width of text lines
+touch_padding = 0  # Additional boundary around widget that will accept touch input
+
+animation_time = 0.2  # time for switch to display change (in seconds).
+# animation_time=0.15 is a good starting point
+display_text = True  # show the text (0/1)
+
+# initialize state variables
+switch_value = False
+switch_value = True
+
+my_switch = Switch(
+    x=switch_x,
+    y=switch_y,
+    height=switch_radius * 2,
+    fill_color_off=switch_fill_color_off,
+    fill_color_on=switch_fill_color_on,
+    outline_color_off=switch_outline_color_off,
+    outline_color_on=switch_outline_color_on,
+    background_color_off=background_color_off,
+    background_color_on=background_color_on,
+    background_outline_color_off=background_outline_color_off,
+    background_outline_color_on=background_outline_color_on,
+    switch_stroke=switch_stroke,
+    display_button_text=display_text,
+    touch_padding=10,
+    animation_time=animation_time,
+    value=False,
+)
+
+
+main_group.append(my_switch)
+while display.running:
+
+    # get mouse up  events
+    ev = pygame.event.get(eventtype=pygame.MOUSEBUTTONUP)
+    # proceed events
+    for event in ev:
+        pos = pygame.mouse.get_pos()
+        print(pos)
+        if my_switch.contains(pos):
+            my_switch.selected(pos)